def draw(self,file=None):
"""
Trace l'ensemble des lignes de champ passant par les points de départ
stockés dans Startpoints. Si un nom de fichier est donné, enregistre
la figure dans le fichier mais n'affiche rien à l'écran
"""
def fun(P,t):
B = self.B(P)
Bx = B[0]
By = B[1]
B = np.sqrt(Bx*Bx+By*By)
return [Bx/pow(B,4./3.),By/pow(B,4./3.)]
t = np.linspace(0,self.k*self.maxint,self.numpoints/2)
t2 = - t
for P0 in self.startpoints:
sol = odeint(fun,P0,t)
x = sol[:,0]
y = sol[:,1]
pl.plot(x,y,'-',color='k')
sol = odeint(fun,P0,t2)
x = sol[1:,0]
y = sol[1:,1]
pl.plot(x,y,'-',color='k')
pl.arrow(x[1],y[1],x[0]-x[1],y[0]-y[1],color='k')
pl.title(self.title)
pl.xlim([-self.size,self.size])
pl.ylim([-self.size,self.size])
if file:
pl.savefig(file)
pl.close()
else:
pl.show()
def drawVectors(transformed_features, components_, columns, plt, scaled):
if not scaled:
return plt.axes() # No cheating ;-)
num_columns = len(columns)
# This funtion will project your *original* feature (columns)
# onto your principal component feature-space, so that you can
# visualize how "important" each one was in the
# multi-dimensional scaling
# Scale the principal components by the max value in
# the transformed set belonging to that component
xvector = components_[0] * max(transformed_features[:,0])
yvector = components_[1] * max(transformed_features[:,1])
## visualize projections
# Sort each column by it's length. These are your *original*
# columns, not the principal components.
important_features = { columns[i] : math.sqrt(xvector[i]**2 + yvector[i]**2) for i in range(num_columns) }
important_features = sorted(zip(important_features.values(), important_features.keys()), reverse=True)
print "Features by importance:\n", important_features
ax = plt.axes()
for i in range(num_columns):
# Use an arrow to project each original feature as a
# labeled vector on your principal component axes
plt.arrow(0, 0, xvector[i], yvector[i], color='b', width=0.0005, head_width=0.02, alpha=0.75)
plt.text(xvector[i]*1.2, yvector[i]*1.2, list(columns)[i], color='b', alpha=0.75)
return ax
def multiple_optima(gene_number=937, resolution=80, model_restarts=10, seed=10000, max_iters=300, optimize=True, plot=True):
"""
Show an example of a multimodal error surface for Gaussian process
regression. Gene 939 has bimodal behaviour where the noisy mode is
higher.
"""
# Contour over a range of length scales and signal/noise ratios.
length_scales = np.linspace(0.1, 60., resolution)
log_SNRs = np.linspace(-3., 4., resolution)
try:import pods
except ImportError:
print('pods unavailable, see https://github.com/sods/ods for example datasets')
return
data = pods.datasets.della_gatta_TRP63_gene_expression(data_set='della_gatta',gene_number=gene_number)
# data['Y'] = data['Y'][0::2, :]
# data['X'] = data['X'][0::2, :]
data['Y'] = data['Y'] - np.mean(data['Y'])
lls = GPy.examples.regression._contour_data(data, length_scales, log_SNRs, GPy.kern.RBF)
if plot:
pb.contour(length_scales, log_SNRs, np.exp(lls), 20, cmap=pb.cm.jet)
ax = pb.gca()
pb.xlabel('length scale')
pb.ylabel('log_10 SNR')
xlim = ax.get_xlim()
ylim = ax.get_ylim()
# Now run a few optimizations
models = []
optim_point_x = np.empty(2)
optim_point_y = np.empty(2)
np.random.seed(seed=seed)
for i in range(0, model_restarts):
# kern = GPy.kern.RBF(1, variance=np.random.exponential(1.), lengthscale=np.random.exponential(50.))
kern = GPy.kern.RBF(1, variance=np.random.uniform(1e-3, 1), lengthscale=np.random.uniform(5, 50))
m = GPy.models.GPRegression(data['X'], data['Y'], kernel=kern)
m.likelihood.variance = np.random.uniform(1e-3, 1)
optim_point_x[0] = m.rbf.lengthscale
optim_point_y[0] = np.log10(m.rbf.variance) - np.log10(m.likelihood.variance);
# optimize
if optimize:
m.optimize('scg', xtol=1e-6, ftol=1e-6, max_iters=max_iters)
optim_point_x[1] = m.rbf.lengthscale
optim_point_y[1] = np.log10(m.rbf.variance) - np.log10(m.likelihood.variance);
if plot:
pb.arrow(optim_point_x[0], optim_point_y[0], optim_point_x[1] - optim_point_x[0], optim_point_y[1] - optim_point_y[0], label=str(i), head_length=1, head_width=0.5, fc='k', ec='k')
models.append(m)
if plot:
ax.set_xlim(xlim)
ax.set_ylim(ylim)
return m # (models, lls)
def show(model):
spiral_x = []
spiral_y = []
model.calculate_spiral(spiral_x, spiral_y)
print("sp")
figure = plot.figure(1)
plot.subplot2grid((1, 3), (0, 2), colspan=1)
plot.title('Комплексная амплитуда волны E')
plot.xlabel('Re(E)')
plot.ylabel('Im(E)')
#d = sqrt((spiral_x[1] - spiral_x[0])**2 + (spiral_y[1] - spiral_y[0])**2)
d = 0.01
w = d / 3
h_w = w * 2
h_l = d / 3
plot.plot(spiral_x, spiral_y, color='r', linewidth=2)
#for i in arange(0, len(spiral_x) - 1, 1):
# plot.arrow(spiral_x[i], spiral_y[i], spiral_x[i + 1] - spiral_x[i], spiral_y[i + 1] - spiral_y[i],
# width=w, head_width=h_w, head_length=h_l, length_includes_head=True, fc='r', ec='k')
plot.arrow(0, 0, spiral_x[-1], spiral_y[-1],
width=w*1.5, head_width=h_w*1.5, head_length=h_l*1.5, length_includes_head=True, fc='g', ec='k')
plot.grid(True)
mx = max(spiral_x)
my = max(spiral_y)
#plot.xlim([-mx - d, mx + d])
#plot.ylim([-d, my + d])
model.draw(figure)
def plot_pick_and_place_stage(image_rgb, labeled_image, approximated_polygon, unfold_paths,
pick_point, place_point, to_file=None, show=True):
plot_rgb(image_rgb, show=False)
plt.imshow(labeled_image, cmap=plt.cm.RdGy, alpha=0.6)
points = [tuple(point[0]) for point in approximated_polygon]
# Plot polygon lines
for (start_x, start_y), (end_x, end_y) in zip(points, points[1:]+points[0:1]):
plt.plot( (start_x, end_x), (start_y, end_y), 'r-', linewidth=2.0 )
# Plot polygon points
for x, y in points:
plt.plot(x, y, 'ro')
#Plot unfold paths
for path in unfold_paths:
(start_x, start_y), (end_x, end_y) = path
plt.plot( (start_x, end_x), (start_y, end_y), 'go-', linewidth=2.0 )
# Plot arrow
plt.arrow(pick_point[0], pick_point[1], place_point[0]-pick_point[0], place_point[1]-pick_point[1],
head_width=15, head_length=15, fc='blue', ec='blue', lw=5, alpha=0.7)
plt.axis('off')
if to_file:
plt.savefig(to_file, bbox_inches='tight')
plt.close()
elif show:
plt.show()
def plotTSP(path, points,data):
# Unpack the primary TSP path and transform it into a list of ordered
# coordinates
x = []; y = []
x_all=[];y_all=[]
for i in path:
x.append(points[i][0])
y.append(points[i][1])
for i in range (data.shape[0]):
x_all.append(data[i][0])
y_all.append(data[i][1])
plt.plot(x_all, y_all, 'co')
# Set a scale for the arrow heads (there should be a reasonable default for this, WTF?)
a_scale = float(max(x))/float(100)
# Draw the primary path for the TSP problem
plt.arrow(x[-2], y[-2], (x[0] - x[-2]), (y[0] - y[-2]), head_width = 10*a_scale,
color ='g', length_includes_head=True)
for i in range(0,len(x)-2):
plt.arrow(x[i], y[i], (x[i+1] - x[i]), (y[i+1] - y[i]), head_width = 10*a_scale,
color = 'r', length_includes_head = True)
#Set axis too slitghtly larger than the set of x and y
plt.xlim(min(x_all)*1.1, max(x_all)*1.1)
plt.ylim(min(y_all)*1.1, max(y_all)*1.1)
plt.show()
def draw_arrow(pair, alpha=alpha, ec=ec, labelcolor=labelcolor):
# set the length of the arrow
if display == 'length':
length = max_head_length + data[pair]/sf*(max_arrow_length -
max_head_length)
else:
length = max_arrow_length
# set the transparency of the arrow
if display == 'alph':
alpha = min(data[pair]/sf, alpha)
else:
alpha = alpha
# set the width of the arrow
if display == 'width':
scale = data[pair]/sf
width = max_arrow_width*scale
head_width = max_head_width*scale
head_length = max_head_length*scale
else:
width = max_arrow_width
head_width = max_head_width
head_length = max_head_length
fc = colors[pair]
ec = ec or fc
x_scale, y_scale = deltas[pair]
x_pos, y_pos = positions[pair]
plt.arrow(x_pos, y_pos, x_scale*length, y_scale*length,
fc=fc, ec=ec, alpha=alpha, width=width, head_width=head_width,
head_length=head_length, **arrow_params)
# figure out coordinates for text
# if drawing relative to base: x and y are same as for arrow
# dx and dy are one arrow width left and up
# need to rotate based on direction of arrow, use x_scale and y_scale
# as sin x and cos x?
sx, cx = y_scale, x_scale
where = label_positions[pair]
if where == 'left':
orig_position = 3*np.array([[max_arrow_width, max_arrow_width]])
elif where == 'absolute':
orig_position = np.array([[max_arrow_length/2.0, 3*max_arrow_width]])
elif where == 'right':
orig_position = np.array([[length - 3*max_arrow_width,
3*max_arrow_width]])
elif where == 'center':
orig_position = np.array([[length/2.0, 3*max_arrow_width]])
else:
raise ValueError("Got unknown position parameter %s" % where)
M = np.array([[cx, sx], [-sx, cx]])
coords = np.dot(orig_position, M) + [[x_pos, y_pos]]
x, y = np.ravel(coords)
orig_label = rate_labels[pair]
label = '$%s_{_{\mathrm{%s}}}$' % (orig_label[0], orig_label[1:])
plt.text(x, y, label, size=label_text_size, ha='center', va='center',
color=labelcolor or fc)
def compareGraphs(imgOld, imgNew, POI, V): plt.imshow(imgNew,cmap = 'gray') # plt.scatter(POI[:,0,1],POI[:,0,0]) for i in range(len(POI)): plt.arrow(POI[i,0,1],POI[i,0,0],V[i,1]*1,V[i,0]*1, color = 'red') # plt.arrow(POI[:,0,0],POI[:,0,1],0,-5) plt.show()
def animate(generation):
chromosome = ts_ga.generation_fittest[generation]
ax.clear()
x, y = [], []
for city_id, point in city_points.items():
x.append(point[0])
y.append(point[1])
ax.plot(x, y, marker='s', linestyle='', label='cities', alpha=0.6)
# plot optimal route
chrom_city_ids = ts_ga.translator.translate_chromosome(chromosome)
dist = round(ts_ga.calc_distance(chromosome), 2)
ax.set_title("generation " + str(generation) + "\ndistance = " + str(dist))
for i, start_city_id in enumerate(chrom_city_ids):
end_city_idx = i + 1
if end_city_idx == num_cities:
# distance from last city to first
end_city_idx = 0
end_city_id = chrom_city_ids[end_city_idx]
x1, y1 = city_points[start_city_id]
x2, y2 = city_points[end_city_id]
mid_x = (x2 - x1) / 2 + x1
mid_y = (y2 - y1) / 2 + y1
plt.arrow(x1, y1, x2 - x1, y2 - y1, head_width=1.5, fc='k', ec='k', alpha=0.7, linestyle='dotted', length_includes_head=True)
plt.text(mid_x, mid_y, str(i + 1))
def _fillPolarPlot(self, ax, drifter_id=0, printInfo=False):
max_r = 0
observedParticles = self.observeParticles()[:, drifter_id, :]
if printInfo: print("observedParticles: \n" +str(observedParticles))
for p in range(self.numParticles):
u, v = observedParticles[p,0], observedParticles[p,1]
r = np.sqrt(u**2 + v**2)
max_r = max(max_r, r)
theta = np.arctan(v/u)
if (u < 0):
theta += np.pi
arr1 = plt.arrow(theta, 0, 0, r, alpha = 0.5, \
length_includes_head=True, \
edgecolor = 'green', facecolor = 'green', zorder = 5)
obs_u = self.observeTrueState()[drifter_id, 2]
obs_v = self.observeTrueState()[drifter_id, 3]
if printInfo: print("observedTrueState: " + str((obs_u, obs_v)))
obs_r = np.sqrt(obs_u**2 + obs_v**2)
max_r = max(max_r, obs_r)
obs_theta = np.arctan(obs_v/obs_u)
if (obs_u < 0):
obs_theta += np.pi
arr1 = plt.arrow(obs_theta, 0, 0, obs_r, alpha = 0.5,\
length_includes_head=True, \
edgecolor = 'red', facecolor = 'red', zorder = 5)
#ax.plot(theta, r, color='#ee8d18', lw=3)
ax.set_rmax(max_r*1.2)
plt.grid(True)
plt.title("Observations from drifter " + str(drifter_id))
def draw_experiment_data(experiment, viewport=None, estimate=True, camera=True, truth=True, cov=False):
with open('/home/cristi/Dropbox/FIRM/Experiments/iser_trials/experiment_data_{}.txt'.format(experiment), 'r') as fin:
for line in fin:
line = line.strip()
if line.startswith('#'):
pass
elif line:
data = dict(eval(line))
if data.has_key('opti') and data.has_key('filter'):
plot_data = []
if estimate:
plot_data.append((data['x'], (1.0, 0, 0)))
if camera:
plot_data.append((data['filter'], (1, 1, 0)))
if truth:
plot_data.append((data['opti'], (0, 1, 0))) # TODO: colors 'g'
for (x, y, yaw,), col in plot_data:
plt.arrow(x, y, 0.1*np.cos(yaw), 0.1*np.sin(yaw),
hold=True, color=col)
if cov:
viewport.add_patch( Mission.covariance_ellipse(
data['x'][:2], np.diag(data['cov'][:2]), color='b',
fill=False, lw=1, zorder=0))
def draw_arrows(pos, side, direction, om, last=False):
ARROW_WIDTH = 0.04
FONTSIZE = 20
alpha = 0.3 if last else None
dx, dy = 0.5, 1
npos = pos + 1
if isinstance(om, int):
txt = m(r'\omega_' + str(om))
else:
txt = m(r'k_{' + str(om) + r'}')
if (side == 1 and direction == 'in') or (side == 0 and direction == 'out'):
txt = r'$-' + txt[1:]
else:
txt = r'$+' + txt[1:]
if direction == 'in':
if side == 1:
dx *= -1
plt.arrow(side - dx, npos - dy, dx, dy,
width=ARROW_WIDTH, length_includes_head=True, lw=0)
plt.text(side - dx, npos - dy / 2., txt, fontsize=FONTSIZE,
horizontalalignment='center')
else:
if side == 1:
dx *= -1
plt.arrow(side, npos, -dx, dy, width=ARROW_WIDTH,
length_includes_head=True,
lw=0, alpha=alpha)
plt.text(side - dx, npos + dy / 3., txt, fontsize=FONTSIZE,
horizontalalignment='center')
def plot_state(self, i, history):
plt.clf()
ax = plt.gca()
w = float(self.width + 1)
h = float(self.height + 1)
minw = np.min(self.internal_weights)
maxw = np.max(self.internal_weights)
diffw = maxw - minw
for n, neuron in enumerate(self.neurons):
x, y = self.neuron_position(n)
line_y = -history[i - 100:i:4, n]
#line_y = history[max(i - 20, 0):i, n] + .25
line_x = np.arange(len(line_y)) / 50.0
#line_x = np.arange(len(line_y)) / 40.0
line = mlines.Line2D((line_x + x + .75) / w, 1 - (line_y + y + 1) / h)
ax.add_line(line)
k = .2
for dx, dy in DIRECTIONS:
weight = self.internal_weights[self.neuron_index(x, y), self.neuron_index((x + dx) % self.width, (y + dy) % self.height)]
plt.arrow(
(1 + x + (1 - k) / 2 * dx) / w,
1 - (1 + y + (1 - k) / 2 * dy) / h,
(k * dx) / w,
-(k * dy) / h,
width=.0002,
color=str(weight / maxw),
)
plt.draw()
def plot2d(self,ix=0,iy=1,clf=True):
"""
Generates a 2-dimensional plot of the data set and principle components
using matplotlib.
ix specifies which p-dimension to put on the x-axis of the plot
and iy specifies which to put on the y-axis (0-indexed)
"""
import matplotlib.pyplot as plt
x,y=self.N[:,ix],self.N[:,iy]
if clf:
plt.clf()
plt.scatter(x,y)
vals,evs=self.getEigensystem()
#evx,evy=evs[:,ix],evs[:,iy]
xl,xu=plt.xlim()
yl,yu=plt.ylim()
dx,dy=(xu-xl),(yu-yl)
for val,vec,c in zip(vals,evs.T,self._colors):
plt.arrow(0,0,val*vec[ix],val*vec[iy],head_width=0.05*(dx*dy/4)**0.5,fc=c,ec=c)
#plt.arrow(0,0,vals[ix]*evs[ix,ix],vals[ix]*evs[iy,ix],head_width=0.05*(dx*dy/4)**0.5,fc='g',ec='g')
#plt.arrow(0,0,vals[iy]*evs[ix,iy],vals[iy]*evs[iy,iy],head_width=0.05*(dx*dy/4)**0.5,fc='r',ec='r')
if self.names is not None:
plt.xlabel('$'+self.names[ix]+'/\\sigma$')
plt.ylabel('$'+self.names[iy]+'/\\sigma$')
def Velocities_2D(n):
dim = 2
fig = plt.figure(dim, figsize=(8, 8), facecolor='white')
fig.clf()
xmin, xmax, ymin, ymax = 1000, -1000, 1000, -1000
e = .5
for k in range((2*n+1)**dim):
v = pylbm.stencil.Velocity(dim = dim, num = k)
x = v.vx
y = v.vy
xmin = min(xmin, x)
xmax = max(xmax, x)
ymin = min(ymin, y)
ymax = max(ymax, y)
couleur_texte = 0.
couleur_trait = 0.5
plt.text(x, y, str(v.num), color=[couleur_texte]*3,
horizontalalignment='center',verticalalignment='center',
fontsize=15)
for x in range(xmin, xmax+1):
plt.plot([x, x], [ymin, ymax], ':', color=[couleur_trait]*3)
for y in range(ymin, ymax+1):
plt.plot([xmin, xmax], [y, y], ':', color=[couleur_trait]*3)
plt.text(0., ymax+2*e, "Velocities numbering {0:1d}D".format(dim),fontsize=20,
verticalalignment='center', horizontalalignment='center', color='b')
plt.arrow(xmin-e, ymin-e, 1, 0, head_width=0.05*dim, head_length=0.1, fc='b', ec='b')
plt.arrow(xmin-e, ymin-e, 0, 1, head_width=0.05*dim, head_length=0.1, fc='b', ec='b')
plt.text(xmin-e+.5, ymin-1.5*e, 'x', color='b',
verticalalignment='center', horizontalalignment='center')
plt.text(xmin-1.5*e, ymin-e+.5, 'y', color='b',
verticalalignment='center', horizontalalignment='center')
plt.axis('off')
plt.xlim(xmin-2*e, xmax+2*e)
plt.ylim(ymin-2*e, ymax+2*e)
plt.draw()
def iaplot(Ylist, Xlist = [], arrows_list = [],text_list = [], ylabel='y', xlabel='x', title='',colors = 'rgbmycrgbm',shapes = '----------', axis = 'tight'):
import numpy as np
import matplotlib
matplotlib.use('Agg')
import matplotlib.pyplot as plt
import ia636
if isinstance(Ylist, np.ndarray):
Ylist = [Ylist]
if Xlist == []:
Xlist = [np.arange(len(i)) for i in Ylist]
if isinstance(Xlist, np.ndarray):
Xlist = [Xlist]
fig = plt.figure()
plt.ylabel(ylabel)
plt.xlabel(xlabel)
plt.title(title)
for x,y, c,s in zip(Xlist, Ylist,colors[:len(Xlist)],shapes[:len(Xlist)]):
plt.plot(x,y, c+s,markersize=9)
for arrow in arrows_list:
plt.arrow(arrow[0], arrow[1], arrow[2], arrow[3], fc="k", ec="k", head_width=0.15, head_length=0.2 )
for text in text_list:
plt.annotate(text[0],xy=(text[1], text[2]), xycoords='data',xytext=(text[1], text[2]), textcoords='data',)
plt.grid()
plt.axis(axis)
return ia636.iafig2img(fig)
def plotarrows():
COORDINATES = np.load(savebase + savefilename + '.npy')
plt.figure()
plt.rc('text', usetex=True)
ypmin = 0
ypmax = 100
xpmin = 0
xpmax = 70
plt.xlim(xmin=xpmin, xmax=xpmax)
plt.ylim(ymin=ypmin, ymax=ypmax)
for i in range(0,len(COORDINATES)-1):
lw = 0.1+COORDINATES[i,2]*100.
if i%21==0:
plt.arrow(COORDINATES[i,0], COORDINATES[i,1], (COORDINATES[i+1,0] - COORDINATES[i,0]), (COORDINATES[i+1,1] - COORDINATES[i,1]), fc="k", ec="k", head_width=1.5, head_length=1, linewidth=lw)
else:
plt.arrow(COORDINATES[i,0], COORDINATES[i,1], (COORDINATES[i+1,0] - COORDINATES[i,0]), (COORDINATES[i+1,1] - COORDINATES[i,1]), linewidth=lw)
plt.gca().set_aspect('equal')
plt.title('Trajectory over time: ' + str(len(COORDINATES)*10))
plt.xlabel('$x/r_g$')
plt.ylabel('$z/r_g$')
plt.show()
plt.savefig(figbase+savefilename, bbox_inches='tight')
def drawArrow(x=.5, y=.7, dx=.2, dy=-0.3, fc="k", ec="k"):
"""wrapping the matplotlib.pyplot.arrow function
"""
# plt.arrow( x, y, dx, dy, **kwargs )
head_width = (dx**2 +dy**2)**.5 *0.05
head_length = (dx**2 +dy**2)**.5 *0.1
plt.arrow(x, y, dx, dy, fc=fc, ec=ec, head_width=head_width, head_length=head_length)
def plot_loop():
figure(figsize=(10.5, 4.5), frameon=False)
gca().axis("off")
xlim(0.5, 3.5)
ylim(0.7, 2.2)
arrow_params = {"head_length": 0.08, "head_width": 0.1, "ec": "k",
"fc": "k"}
text_params = {"fontsize": 25, "horizontalalignment": "center",
"verticalalignment": "center"}
arrow(0.5, 1, 0.85, 0, **arrow_params) # EX_A
arrow(1.5, 1, 0.425, 0.736, **arrow_params) # v1
arrow(2.04, 1.82, 0.42, -0.72, **arrow_params) # v2
arrow(2.4, 1, -0.75, 0, **arrow_params) # v3
arrow(2.6, 1, 0.75, 0, **arrow_params)
# reaction labels
text(0.9, 1.15, "EX_A", **text_params)
text(1.6, 1.5, r"v$_1$", **text_params)
text(2.4, 1.5, r"v$_2$", **text_params)
text(2, 0.85, r"v$_3$", **text_params)
text(2.9, 1.15, "DM_C", **text_params)
# metabolite labels
scatter(1.5, 1, s=250, color='#c994c7')
text(1.5, 0.9, "A", **text_params)
scatter(2, 1.84, s=250, color='#c994c7')
text(2, 1.95, "B", **text_params)
scatter(2.5, 1, s=250, color='#c994c7')
text(2.5, 0.9, "C", **text_params)
def show(self):
'''バイプロット表示関数
'''
#: 各国のプロット
for i in xrange(len(self.biblot_data)):
x, y = self.biblot_data[i]
data_name = self.data_name[i].decode("utf-8")
if data_name != self.JAPAN_NAME:
plt.text(x, y, data_name, ha='center', va='center', fontsize=18)
else:
plt.text(x, y, data_name, ha='center', va='center', fontsize=18, color="r")
#: 因子負荷量のプロット
for i in xrange(len(self.LIST_DATA_COLUMN)):
x = self.pca_comp[0, i] * self.pca_score[0]
y = self.pca_comp[1, i] * self.pca_score[1]
plt.arrow(0, 0, x, y, color='r',
width=0.002, head_width=0.04)
plt.text(x * self.TEXT_MOVE_RATE,
y * self.TEXT_MOVE_RATE,
self.LIST_DATA_COLUMN[i],
color='b', ha='center', va='center', fontsize=18)
#: 画像表示系の設定
self._set_canvas()
plt.show()
def plot_all():
pylab.axes()
x = [x0, x1, x2, x3, x4, x5, x6, x7, x8]
y = [y0, y1, y2, y3, y4, y5, y6, y7, y8]
plt.title('Retroreflective Sphere')
plt.plot(x, y)
plt.xlim(-0.1, 0.1)
plt.ylim(-0.13, 0.1)
plt.xlabel(u"[m]")
plt.ylabel(u"[m]")
point_num = 0
for i, j in izip(x, y):
if withCoords:
plt.annotate("M%s\n" % point_num + "[%2.3e," % i + "%2.3e]" % j, xy=(i, j))
point_num += 1
if withArrows:
for i in xrange(len(x) - 1):
plt.arrow(x[i],
y[i],
x[i + 1] - x[i],
y[i + 1] - y[i],
head_width=0.005,
head_length=0.004,
fc="k",
ec="k",
width=0.00003)
def draw(self, show_normal=False, color='green'):
for i, segment in enumerate(self.segments):
plt.plot(segment[:, 0], segment[:, 1], color=color)
if show_normal:
normal = math2d.normal(segment)
center = math2d.center(segment)
plt.arrow(center[0], center[1], normal[0], normal[1], width=0.01, color=color)
def visual_addition(vectors):
x = 0
y = 0
for v in vectors:
plt.arrow(x, y, v[0], v[1], head_width=0.1, head_length=0.1)
x += v[0]
y += v[1]
def plotarrows():
COORDINATES = np.load(savefilename)
plt.figure()
plt.rc('text', usetex=True)
ypmin = 0
ypmax = 100
xpmin = 0
xpmax = 70
plt.xlim(xmin=xpmin, xmax=xpmax)
plt.ylim(ymin=ypmin, ymax=ypmax)
for i in range(0,len(COORDINATES)-1):
lw = 1+COORDINATES[i,2]*10.
if i%2==0:
plt.arrow(COORDINATES[i,0], COORDINATES[i,1], (COORDINATES[i+1,0] - COORDINATES[i,0]), (COORDINATES[i+1,1] - COORDINATES[i,1]), fc="k", ec="k", head_width=1.5, head_length=1, linewidth=lw)
else:
plt.arrow(COORDINATES[i,0], COORDINATES[i,1], (COORDINATES[i+1,0] - COORDINATES[i,0]), (COORDINATES[i+1,1] - COORDINATES[i,1]), linewidth=lw)
plt.gca().set_aspect('equal')
plt.title('Trajectory over time: ' + str(len(COORDINATES)*100))
plt.xlabel('$r/r_g$')
plt.ylabel('$r/r_g$')
plt.show()
plt.savefig('/Users/Anton/Dropbox/Aleksander/Figures/simavg0070-0134/particles/particle_'+ str(gSTART_INDEX) +'_'+ str(gSTART_x)+'_'+str(gSTART_y), bbox_inches='tight')
def plotArrow(p0, p1, headWidth=.1):
dx = p1[0] - p0[0]
dy = p1[1] - p0[1]
plt.arrow(p0[0], p0[1], dx, dy, head_width=headWidth,
length_includes_head = True)
def open_spline_chain_main():
#x = [0, 3, -20, -10]
#y = [0, 30, -5, -3]
#th = [np.pi/2., np.pi, -np.pi/2., 0.]
x = np.cos(np.deg2rad(135.))*np.array([-10., 1., 50.])
y = np.sin(np.deg2rad(135.))*np.array([-10., 1., 50.])
th = [np.deg2rad(135.), np.deg2rad(135.), np.deg2rad(135.)]
X = np.column_stack((x, y))
# Random desired discretization along the splines for demonstration purposes
Ns = np.random.random_integers(100., 200., (X.shape[0]-1,)) # one less spline than waypoints.
sx, sy, sth, length, u, coeffs = PiazziSpline.splineOpenChain(X, th, Ns)
plt.plot(sx, sy, 'k-', linewidth=2.0)
#test_x = 3.0
#test_y = 30.01
test_x = 0.013
test_y = 0.008
u_star, closest, distance = closestPointOnSpline2D(length, sx, sy, test_x, test_y, u, coeffs, guess=None)
print "closest X = {:.3f}, {:.3f}, u* = {}".format(closest[0], closest[1], u_star)
# Figure out the LOS controller using this example
tangent_th = np.interp(u_star, u, sth)
print "tangent th = {:.3f} deg".format(tangent_th*180.0/np.pi)
lookAhead = 0.1 # how far forward in u
lookaheadState = splineToEuclidean2D(coeffs, min(u_star + lookAhead, u[-1]))
print "lookahead X = {:.3f}, {:.3f}".format(lookaheadState[0], lookaheadState[1])
dx_global = lookaheadState[0] - closest[0]
dy_global = lookaheadState[1] - closest[1]
print "dx_global = {:.3f}, dy_global = {:.3f}".format(dx_global, dy_global)
dx_frenet = dx_global*math.cos(tangent_th) + dy_global*math.sin(tangent_th)
dy_frenet = dx_global*math.sin(tangent_th) - dy_global*math.cos(tangent_th)
print "y error = {:.3f}, dx_frenet = {:.3f}, dy_frenet = {:.3f}".format(distance, dx_frenet, dy_frenet)
# need sign of distance to spline to change
# look at sign of cross product to determine "handed-ness"
angle_from_closest_to_test = math.atan2(closest[1] - test_y, closest[0] - test_x)
print "angle from closest to test = {:.3f} deg".format(angle_from_closest_to_test*180./np.pi)
sign_test = np.cross([math.cos(tangent_th), math.sin(tangent_th)], [math.cos(angle_from_closest_to_test), math.sin(angle_from_closest_to_test)])
distance *= np.sign(sign_test)
print "distance to spline after sign update = {:.3f}".format(distance)
# resulting triangle
relative_angle = math.atan2((distance - dy_frenet), dx_frenet)
global_angle = tangent_th + relative_angle
print "relative angle = {:.3f} deg, global angle = {:.3f} deg".format(relative_angle*180./np.pi, global_angle*180./np.pi)
# plot
plt.plot(test_x, test_y, 'r+', markersize=12., markeredgewidth=2.0)
plt.plot(closest[0], closest[1], 'gx', markersize=12., markeredgewidth=2.0)
plt.plot(lookaheadState[0], lookaheadState[1], 'go', markersize=12., markeredgewidth=2.0)
result_line = np.array([[test_x, test_y], closest])
lookAhead_line = np.array([closest, lookaheadState])
plt.plot(result_line[:, 0], result_line[:, 1], 'b-')
plt.plot(lookAhead_line[:, 0], lookAhead_line[:, 1], 'g-')
plt.arrow(closest[0], closest[1], 10.*math.cos(tangent_th), 10.*math.sin(tangent_th), linestyle='dashed')
d = math.sqrt(math.pow(lookaheadState[0] - test_x, 2) + math.pow(lookaheadState[1] - test_y, 2))
plt.arrow(test_x, test_y, d*math.cos(global_angle), d*math.sin(global_angle), linestyle='dotted')
plt.axis('equal')
plt.title("length = {:.2f}, u = {:.4f}, distance = {:.2f}".format(length[-1], u_star, distance))
plt.show()
def matrix2png(matrixname, savedfolder, xlim, ylim, arrows):
matrix = open(matrixname, 'r').readlines()
matrix = [i.split() for i in matrix]
matrix = [[float(j) for j in i] for i in matrix]
matrix_t = transposed(matrix)
y = []
for col in range(0,len(matrix_t)):
y.append(matrix_t[col])
longitud = len(y)
for i in range(0, len(y[1])):
for j in range(0, longitud/2):
plt.plot(y[j*2][i],y[j*2+1][i],'o')
for a in arrows:
ao = a[0] - 1
ai = a[1] - 1
plt.arrow(y[ao*2][i], y[ao*2+1][i], y[ai*2][i]-y[ao*2][i],y[ai*2+1][i]-y[ao*2+1][i])
#Limites de los ejes
plt.xlim(xlim[0], xlim[1])
plt.ylim(ylim[0], ylim[1])
plt.savefig(savedfolder + str(i).zfill(5) + '.png')
plt.clf()
plt.close()
def phaseportrait(fs,inits,t=(-5,5),n=100, head_width = 0.13, head_length = 0.3, **kw):
"""
plots phase portrait of the differential equation (\dot x,\dot y)=fs(x,y)
f -- must accept an array of X and t=0, and return a 2D array of \dot y and \dot x
inits -- list of vectors representing inital conditions
t -- time interval
n -- number of points
Example
=======
from itertools import product
phaseportrait(lambda X, t=0: array([X[0],2*X[1]]), product(linspace(-4,4,15),linspace(-4,4,15)), [-2,0.3], n=20)
"""
assert(t[0]<t[1] and t[1]>0)
X=[]
Y=[]
for x0 in inits:
x0=np.array(x0)
if t[0]<0:
segments=[np.linspace(0,t[0],n),np.linspace(0,t[1],n)]
else:
segments=[np.linspace(t[0],t[1],2*n)]
for s in segments:
points=integrate.odeint(fs,x0,s)
for i,Z in enumerate([X,Y]):
Z.extend(points[:,i])
Z.append(None)
direction = fs(x0)
direction = direction / scipy.linalg.norm(direction) * 0.01
plt.arrow(x0[0]-direction[0],x0[1]-direction[1],direction[0],direction[1],
head_width=head_width, head_length=head_length, lw=0.0, **kw)
plt.plot(X,Y,**kw)
def plotWindVectorsOnMap(date, showIt=True):
from mpl_toolkits.basemap import Basemap
import matplotlib.pyplot as plt
import wUUtils as Util
# setup Lambert Conformal basemap.
m = Basemap(width=3200000,height=2500000,projection='lcc',
resolution='i',lat_1=45.,lat_0=43.6,lon_0=-80.)
# draw coastlines.
m.drawcoastlines()
m.drawcountries()
m.drawstates()
# draw a boundary around the map, fill the background.
# this background will end up being the ocean color, since
# the continents will be drawn on top.
m.drawmapboundary(fill_color='aqua')
# fill continents, set lake color same as ocean color.
m.fillcontinents(color='wheat',lake_color='aqua')
# get city locations (Toronto, Montreal, Detroit)
cityName = Util.getStationList()
lon, lat = Util.getStationLonLat(cityName)
# convert to map projection coords.
# Note that lon,lat can be scalars, lists or numpy arrays.
xpt,ypt = m(lon,lat)
m.plot(xpt,ypt,'bo') # plot a blue dot there
# compute wind vectors
windX = Util.loadDailyVariable(cityName, date, 'WindMeanX')
windY = Util.loadDailyVariable(cityName, date, 'WindMeanY')
for icity in range(len(cityName)):
stretch = 20000
dx, dy = stretch*windX[icity], stretch*windY[icity]
plt.arrow(xpt[icity],ypt[icity],dx,dy,color='r',width=12000,head_length=40000,head_width=40000)
plt.text(xpt[icity]+30000,ypt[icity]+20000,cityName[icity], size='large')
plt.title("Daily-mean wind: " + date)
if showIt:
plt.show()
def display_velocity( q , p ,mu , mu2 = None):
W = 5*SIGMA
res = 30
N_nodes = res**2
store = np.outer( np.linspace(-W,W , res), np.ones(res) )
nodes = np.zeros( [N_nodes , DIM] )
nodes[:,0] = np.reshape( store , N_nodes )
nodes[:,1] = np.reshape( store.T , N_nodes )
K,DK,D2K,D3K = jpf.derivatives_of_kernel(nodes , q)
vel_field = np.einsum('ijab,jb->ia',K,p) - np.einsum('ijabc,jbc->ia',DK,mu)
if mu2 != None:
vel_field = vel_field + np.einsum('ijabcd,jbcd->ia',D2K,mu2)
U = vel_field[:,0]
V = vel_field[:,1]
plt.figure()
plt.quiver( nodes[:,0] , nodes[:,1] , U , V , scale=10 )
plt.plot(q[:,0],q[:,1],'ro')
for i in range(0,N):
if np.linalg.norm(p[i]) < 1e-4: continue
plt.arrow(q[i,0], q[i,1], p[i,0], p[i,1], head_width=0.1, head_length=0.2, lw = 4.0, fc='b', ec='b')
plt.arrow(q[i,0], q[i,1], p[i,0], p[i,1], head_width=0.1, head_length=0.2, lw = 2.0, fc='w', ec='w')
plt.axis('equal')
plt.axis([- W, W,- W, W ])
return plt.gcf()
# -*- coding: utf-8 -*-
"""
Listing 2-13. 2DROTCIRCLE2
"""
import matplotlib.pyplot as plt
import numpy as np
plt.axis([-10, 150, 100, -10])
plt.axis('on')
plt.grid(True)
#--------------------------------------------------------------------------axes
plt.arrow(0, 0, 40, 0, head_length=4, head_width=2, color='b')
plt.arrow(0, 0, 0, 40, head_length=4, head_width=2, color='b')
plt.text(30, -3, 'Xg', color='b')
plt.text(-8, 34, 'Yg', color='b')
xc = 80 #--------------------center of rotation
yc = 30
plt.plot([xc - 50, xc + 60], [yc, yc], linewidth=1, color='grey') #----X
plt.plot([xc, xc], [yc - 35, yc + 60], linewidth=1, color='grey') #----Y
plt.text(xc + 50, yc - 2, 'X')
plt.text(xc - 5, yc + 55, 'Y')
plt.scatter(xc, yc, s=20, color='k') #---plot center of rotation
plt.text(xc - 5, yc - 3, 'c')
#-----------------------------------------------------define rotation matrix Rz
def rotz(xp, yp, rz):
def main(scene_idx):
scene_name = Test_Scenes[scene_idx]
#scene_file_addr = '/home/reza/Datasets/GibsonEnv/my_code/visual_servoing/sample_image_pairs_test/{}'.format(scene_name)
scene_file_addr = '/home/reza/Datasets/GibsonEnv/my_code/visual_servoing/sample_image_pairs_test_longer_dist/{}'.format(
scene_name)
#scene_name = Train_Scenes[scene_idx]
#scene_file_addr = '/home/reza/Datasets/GibsonEnv/my_code/visual_servoing/sample_image_pairs_train/{}'.format(scene_name)
create_folder(scene_file_addr)
## rrt functions
## first figure out how to sample points from rrt graph
rrt_directory = '/home/reza/Datasets/GibsonEnv/gibson/assets/dataset/{}_for_rrt'.format(
scene_name)
path_finder = rrt.PathFinder(rrt_directory)
path_finder.load()
num_nodes = len(path_finder.nodes_x)
free = cv2.imread(
'/home/reza/Datasets/GibsonEnv/gibson/assets/dataset/{}_for_rrt/free.png'
.format(scene_name), 0)
## GibsonEnv setup
config_file = os.path.join(
'/home/reza/Datasets/GibsonEnv/my_code/CVPR_workshop', 'env_yamls',
'{}_navigate.yaml'.format(scene_name))
env = HuskyNavigateEnv(config=config_file, gpu_count=1)
obs = env.reset(
) ## this line is important otherwise there will be an error like 'AttributeError: 'HuskyNavigateEnv' object has no attribute 'potential''
def get_obs(current_pose):
pos, orn = func_pose2posAndorn(current_pose,
mapper_scene2z[scene_name])
env.robot.reset_new_pose(pos, orn)
obs, _, _, _ = env.step(4)
obs_rgb = obs['rgb_filled']
obs_depth = obs['depth']
return obs_rgb.copy(), obs_depth.copy()
left_pose_list = mapper_scene2points[scene_name]
right_pose_list = []
#for p_idx, p in enumerate(left_pose_list):
for p_idx in range(0, 1):
p = left_pose_list[p_idx]
list_whole = []
x0, y0, theta0 = p
left_pose = [x0, y0, theta0]
point_file_addr = '{}/point_{}'.format(scene_file_addr, p_idx)
create_folder(point_file_addr)
current_pose = left_pose
left_rgb, left_depth = get_obs(current_pose)
cv2.imwrite('{}/left_img.png'.format(point_file_addr),
left_rgb[:, :, ::-1])
np.save('{}/left_img_depth.npy'.format(point_file_addr), left_depth)
## add left_img to list_whole
current_dict = {}
current_dict['img_name'] = 'left_img'
current_dict['pose'] = left_pose
list_whole.append(current_dict)
for i in range(len(theta_list)):
if i == 0 or i == 6:
len_dist_list = 2
elif i == 1 or i == 5:
len_dist_list = 3
elif i == 2 or i == 4:
len_dist_list = 10 #4
elif i == 3:
len_dist_list = 10 #6
print('len_dist_list = {}'.format(len_dist_list))
for j in range(len_dist_list):
location_theta = plus_theta_fn(theta0, theta_list[i])
location_dist = dist_list[j]
x1 = x0 + location_dist * math.cos(location_theta)
y1 = y0 + location_dist * math.sin(location_theta)
left_pixel = path_finder.point_to_pixel(left_pose)
right_pixel = path_finder.point_to_pixel((x1, y1))
# check the line
flag = rrt.line_check(left_pixel, right_pixel, free)
if not flag:
print('j = {}, obstacle'.format(j))
else:
for diff_theta_idx in range(len(diff_theta_list)):
diff_theta = diff_theta_list[diff_theta_idx]
theta1 = plus_theta_fn(theta0, diff_theta)
right_pose = [x1, y1, theta1]
current_pose = right_pose
right_rgb, right_depth = get_obs(current_pose)
## check if there is common space between left img and right img
kp1, kp2 = sample_gt_dense_correspondences(
left_depth,
right_depth,
left_pose,
right_pose,
gap=32,
focal_length=128,
resolution=256,
start_pixel=31)
if kp1.shape[1] > 2:
cv2.imwrite(
'{}/right_img_dist_{}_theta_{}_heading_{}.png'.
format(point_file_addr, mapper_dist[j],
mapper_theta[i],
mapper_theta[diff_theta_idx]),
right_rgb[:, :, ::-1])
np.save(
'{}/right_img_dist_{}_theta_{}_heading_{}_depth.npy'
.format(point_file_addr, mapper_dist[j],
mapper_theta[i],
mapper_theta[diff_theta_idx]),
right_depth)
right_pose_list.append(right_pose)
## add right_img to list_whole
current_dict = {}
current_dict[
'img_name'] = 'right_img_dist_{}_theta_{}_heading_{}'.format(
mapper_dist[j], mapper_theta[i],
mapper_theta[diff_theta_idx])
current_dict['pose'] = right_pose
list_whole.append(current_dict)
else:
print('No common space')
## save list_whole
np.save('{}/point_{}_poses.npy'.format(scene_file_addr, p_idx),
list_whole)
# plot the pose graph
pose_file_addr = '{}'.format(scene_file_addr)
img_name = '{}_sampled_poses.jpg'.format(scene_name)
print('img_name = {}'.format(img_name))
## plot the poses
free = cv2.imread(
'/home/reza/Datasets/GibsonEnv/gibson/assets/dataset/{}_for_rrt/free.png'
.format(scene_name), 1)
rows, cols, _ = free.shape
plt.imshow(free)
for m in range(len(left_pose_list)):
pose = left_pose_list[m]
x, y = path_finder.point_to_pixel((pose[0], pose[1]))
theta = pose[2]
plt.arrow(x, y, cos(theta), sin(theta), color='r', \
overhang=1, head_width=0.1, head_length=0.15, width=0.001)
for m in range(len(right_pose_list)):
pose = right_pose_list[m]
x, y = path_finder.point_to_pixel((pose[0], pose[1]))
theta = pose[2]
plt.arrow(x, y, cos(theta), sin(theta), color='b', \
overhang=1, head_width=0.1, head_length=0.15, width=0.001)
plt.axis([0, cols, 0, rows])
plt.xticks([])
plt.yticks([])
plt.savefig('{}/{}'.format(pose_file_addr, img_name),
bbox_inches='tight',
dpi=(400))
plt.close()
def draw_neural_net(ax,
left,
right,
bottom,
top,
layer_sizes,
coefs_,
intercepts_,
line_width=0.5):
'''
Draw a neural network cartoon using matplotilb.
:usage:
>>> fig = plt.figure(figsize=(12, 12))
>>> draw_neural_net(fig.gca(), .1, .9, .1, .9, [4, 7, 2])
:parameters:
- ax : matplotlib.axes.AxesSubplot
The axes on which to plot the cartoon (get e.g. by plt.gca())
- left : float
The center of the leftmost node(s) will be placed here
- right : float
The center of the rightmost node(s) will be placed here
- bottom : float
The center of the bottommost node(s) will be placed here
- top : float
The center of the topmost node(s) will be placed here
- layer_sizes : list of int
List of layer sizes, including input and output dimensionality
'''
ax.axis('off')
n_layers = len(layer_sizes)
v_spacing = (top - bottom) / float(max(layer_sizes))
h_spacing = (right - left) / float(len(layer_sizes) - 1)
# Input-Arrows
layer_top_0 = v_spacing * (layer_sizes[0] - 1) / 2. + (top + bottom) / 2.
for m in range(layer_sizes[0]):
plt.arrow(left - 0.18,
layer_top_0 - m * v_spacing,
0.12,
0,
lw=0.1,
head_width=0.01,
head_length=0.02)
# Nodes
for n, layer_size in enumerate(layer_sizes):
layer_top = v_spacing * (layer_size - 1) / 2. + (top + bottom) / 2.
for m in range(layer_size):
circle = plt.Circle(
(n * h_spacing + left, layer_top - m * v_spacing),
v_spacing / 8.,
color='w',
ec='k',
zorder=4)
if n == 0:
plt.text(left - 0.125,
layer_top - m * v_spacing,
r'$X_{' + str(m + 1) + '}$',
fontsize=15)
elif (n_layers == 3) & (n == 1):
plt.text(n * h_spacing + left + 0.00,
layer_top - m * v_spacing +
(v_spacing / 8. + 0.01 * v_spacing),
r'$a_{' + str(m + 1) + '}$',
fontsize=15)
elif n == n_layers - 1:
# plt.text(n*h_spacing + left+0.10, layer_top - m*v_spacing, r' $\hat{p}_{'+str(m+1)+'}$=sigmoid($h_{'+str(m+1)+'}$)', fontsize=15)
plt.text(n * h_spacing + left + 0.10,
layer_top - m * v_spacing,
r' $h_{' + str(m + 1) + '}$',
fontsize=15)
ax.add_artist(circle)
# Bias-Nodes
for n, layer_size in enumerate(layer_sizes):
if n < n_layers - 1:
x_bias = (n + 0.5) * h_spacing + left
y_bias = top + 0.005
circle = plt.Circle((x_bias, y_bias),
v_spacing / 8.,
color='w',
ec='k',
zorder=4)
plt.text(x_bias - (v_spacing / 8. + 0.10 * v_spacing + 0.01),
y_bias,
r'$1$',
fontsize=15)
ax.add_artist(circle)
# Edges
# Edges between nodes
for n, (layer_size_a,
layer_size_b) in enumerate(zip(layer_sizes[:-1], layer_sizes[1:])):
layer_top_a = v_spacing * (layer_size_a - 1) / 2. + (top + bottom) / 2.
layer_top_b = v_spacing * (layer_size_b - 1) / 2. + (top + bottom) / 2.
for m in range(layer_size_a):
for o in range(layer_size_b):
line = plt.Line2D(
[n * h_spacing + left, (n + 1) * h_spacing + left],
[layer_top_a - m * v_spacing, layer_top_b - o * v_spacing],
c='k',
lw=line_width)
ax.add_artist(line)
xm = (n * h_spacing + left)
xo = ((n + 1) * h_spacing + left)
ym = (layer_top_a - m * v_spacing)
yo = (layer_top_b - o * v_spacing)
rot_mo_rad = np.arctan((yo - ym) / (xo - xm))
rot_mo_deg = rot_mo_rad * 180. / np.pi
xm1 = xm + (v_spacing / 8. + 0.05) * np.cos(rot_mo_rad)
if n == 0:
if yo > ym:
ym1 = ym + (v_spacing / 8. + 0.12) * np.sin(rot_mo_rad)
else:
ym1 = ym + (v_spacing / 8. + 0.05) * np.sin(rot_mo_rad)
else:
if yo > ym:
ym1 = ym + (v_spacing / 8. + 0.12) * np.sin(rot_mo_rad)
else:
ym1 = ym + (v_spacing / 8. + 0.04) * np.sin(rot_mo_rad)
# print(n, m, o, str(coefs_[n][m, o]))
plt.text( xm1, ym1,\
str(coefs_[n][m, o]),\
rotation = rot_mo_deg, \
fontsize = 12)
# Edges between bias and nodes
for n, (layer_size_a,
layer_size_b) in enumerate(zip(layer_sizes[:-1], layer_sizes[1:])):
if n < n_layers - 1:
layer_top_a = v_spacing * (layer_size_a - 1) / 2. + (top +
bottom) / 2.
layer_top_b = v_spacing * (layer_size_b - 1) / 2. + (top +
bottom) / 2.
x_bias = (n + 0.5) * h_spacing + left
y_bias = top + 0.005
for o in range(layer_size_b):
line = plt.Line2D([x_bias, (n + 1) * h_spacing + left],
[y_bias, layer_top_b - o * v_spacing],
c='k',
lw=line_width)
ax.add_artist(line)
xo = ((n + 1) * h_spacing + left)
yo = (layer_top_b - o * v_spacing)
rot_bo_rad = np.arctan((yo - y_bias) / (xo - x_bias))
rot_bo_deg = rot_bo_rad * 180. / np.pi
xo2 = xo - (v_spacing / 8. + 0.01) * np.cos(rot_bo_rad)
yo2 = yo - (v_spacing / 8. + 0.01) * np.sin(rot_bo_rad)
xo1 = xo2 - 0.05 * np.cos(rot_bo_rad)
yo1 = yo2 - 0.05 * np.sin(rot_bo_rad)
plt.text( xo1, yo1,\
str(intercepts_[n][o]),\
rotation = rot_bo_deg, \
fontsize = 12)
# Output-Arrows
layer_top_0 = v_spacing * (layer_sizes[-1] - 1) / 2. + (top + bottom) / 2.
for m in range(layer_sizes[-1]):
plt.arrow(right + 0.015,
layer_top_0 - m * v_spacing,
0.16 * h_spacing,
0,
lw=1,
head_width=0.01,
head_length=0.02)
def plot_workspace_data():
plot = True
safe_plot = True
print_aep_median = False
files = None
if sys.argv[1] == "-dir":
files = os.listdir(sys.argv[2])
files.sort(key=lambda x: os.path.getmtime(sys.argv[2] + "/" + x),
reverse=False)
print(files)
elif len(sys.argv) == 2:
files = [sys.argv[1]]
else:
print(
"wrong parameters provide data-filename or -dir directory with files"
)
exit()
average_step_length_overall = [0, 0, 0, 0, 0, 0]
average_step_length_overall_counter = [0, 0, 0, 0, 0, 0]
leg_names = ['lf', 'lm', 'lr', 'rr', 'rm', 'rf']
leg_step_length = [[], [], [], [], [], []]
run = 0
for file in files:
if plot:
fig, axs = plt.subplots()
plt.xlim(-0.35, 0.3)
plt.ylim(-0.4, 0.4)
# img = mpimg.imread('/home/jsimmering/plots_masterthesis/images/forPlots/widowX-body.png')
img = mpimg.imread(
'/home/jsimmering/plots_masterthesis/images/forPlots/body.png')
axs.imshow(img,
alpha=1.0,
aspect='equal',
extent=(-0.1378, 0.1378, -0.1164, 0.1164))
legs = [[[]], [[]], [[]], [[]], [[]], [[]]]
steps = [0, 0, 0, 0, 0, 0]
last_state_swing = [False, False, False, False, False, False]
first_line = True
file_name = None
if len(sys.argv) > 2:
file_name = sys.argv[2] + "/" + str(file)
else:
file_name = str(file)
for line in open(str(file_name), 'r'):
if first_line:
first_line = False
pass
else:
# Clear old plot
# plt.clf()
line = line.rstrip("\n")
values = [float(s) for s in line.split(";")]
for i in range(1, 19, 3):
if values[i] != 0.0 and values[i + 1] != 0.0:
# print("i = {}, (i-1)//3 = {}, steps[{}] = {}, leg[{}] len = {}".format(i, (i-1)//3, (i-1)//3, steps[(i-1)//3], (i-1)//3, len(legs[(i - 1) // 3])))
legs[(i - 1) // 3][steps[(i - 1) // 3]].append(
[values[i], values[i + 1]])
last_state_swing[(i - 1) // 3] = False
else:
if not last_state_swing[(i - 1) // 3]:
steps[(i - 1) // 3] += 1
legs[(i - 1) // 3].append([])
last_state_swing[(i - 1) // 3] = True
if plot:
lf_shoulder = np.matrix([0.1248, 0.06164]).T
axs.plot(lf_shoulder.T[:, 0],
lf_shoulder.T[:, 1],
'x',
color='gray')
lm_shoulder = np.matrix([0, 0.1034]).T
axs.plot(lm_shoulder.T[:, 0],
lm_shoulder.T[:, 1],
'x',
color='gray')
lr_shoulder = np.matrix([-0.1248, 0.06164]).T
axs.plot(lr_shoulder.T[:, 0],
lr_shoulder.T[:, 1],
'x',
color='gray')
rf_shoulder = np.matrix([0.1248, -0.06164]).T
axs.plot(rf_shoulder.T[:, 0],
rf_shoulder.T[:, 1],
'x',
color='gray')
rm_shoulder = np.matrix([0, -0.1034]).T
axs.plot(rm_shoulder.T[:, 0],
rm_shoulder.T[:, 1],
'x',
color='gray')
rr_shoulder = np.matrix([-0.1248, -0.06164]).T
axs.plot(rr_shoulder.T[:, 0],
rr_shoulder.T[:, 1],
'x',
color='gray')
# leg value mapping: ([0, 1, 2, 3, 4, 5], ['lf', 'lm', 'lr', 'rr', 'rm', 'rf'])
counter = 0
for leg in legs:
#print("leg = " + str(leg_names[legs.index(leg)]))
step_length = []
first_step = True
for stance in leg:
X = [point[0] for point in stance]
Y = [point[1] for point in stance]
if stance and not first_step:
# print("stance = " + str(stance))
# print("beginning = stance[0] = " + str(stance[0]))
# print("end = stance[len(stance) - 1] = " + str(stance[len(stance) - 1]))
# step_length.append(np.linalg.norm(np.array(stance[len(stance) - 1]) - np.array(stance[0])))
length = 0
start_pos_x = None
start_pos_y = None
for i in range(1, len(stance)):
length += np.linalg.norm(
np.array(stance[i]) - np.array(stance[i - 1]))
# step_length.append(np.linalg.norm(np.array(stance[len(stance) - 1]) - np.array(stance[0])))
step_length.append(length)
#print("step length = " + str(length))
if first_step:
first_step = False
if plot:
axs.plot(X, Y)
if [] in leg:
leg.remove([])
if print_aep_median:
#print("{} leg".format(leg_names[counter]))
aeps = [stance[0] for stance in leg]
# aeps.sort(key=operator.itemgetter(0, 1))
# print("aeps = " + str(aeps))
# print("aeps length = " + str(len(aeps)))
# print("aep lower middle value {} = {}".format(len(aeps)//2, aeps[len(aeps)//2]))
# print("aep upper middle value {} = {}".format(len(aeps) // 2 + 1, aeps[len(aeps) // 2 + 1]))
print("aep length = {}; / 2 = {}".format(
len(aeps),
len(aeps) / 2))
if len(aeps) % 2 == 0:
aeps.sort(key=operator.itemgetter(0))
print("aep x lower middle value {} = {}".format(
len(aeps) // 2, aeps[len(aeps) // 2]))
aeps.sort(key=operator.itemgetter(1))
print("aep y lower middle value {} = {}".format(
len(aeps) // 2, aeps[len(aeps) // 2]))
else:
aeps.sort(key=operator.itemgetter(0))
print("aep x lower middle value {} = {}".format(
len(aeps) // 2, aeps[len(aeps) // 2]))
print("aep x upper middle value {} = {}".format(
len(aeps) // 2 + 1, aeps[len(aeps) // 2 + 1]))
aeps.sort(key=operator.itemgetter(1))
print("aep y lower middle value {} = {}".format(
len(aeps) // 2, aeps[len(aeps) // 2]))
print("aep y upper middle value {} = {}".format(
len(aeps) // 2 + 1, aeps[len(aeps) // 2 + 1]))
if len(step_length) > 0:
average_step_length = np.sum(step_length) / len(step_length)
if average_step_length:
#print("no average_step_length")
leg_step_length[counter].append(average_step_length)
average_step_length_overall[counter] += average_step_length
average_step_length_overall_counter[counter] += 1
else:
leg_step_length[counter].append(float('nan'))
counter += 1
if plot:
# A = [point[0] for point in polygon_list[4]]
# A.append(polygon_list[4][0][0])
# A2 = [point[1] for point in polygon_list[4]]
# A2.append(polygon_list[4][0][1])
# axs.plot(A, A2)
# plt.xlim(-0.3, 0.3)
# plt.ylim(-0.4, 0.4)
# plt.draw()
# plt.pause(0.0001)
# axs.axvline(x=0.25, color='b', lw=1)
# axs.axvline(x=0.05, color='b', lw=1)
# axs.axvline(x=-0.17, color='b', lw=1)
axs.plot(0.25, 0.24, 'x', color='b', markersize=16)
axs.plot(0.05, (0.24 + 0.04176), 'x', color='b', markersize=16)
axs.plot((-0.17), 0.24, 'x', color='b', markersize=16)
axs.plot(0.25, -0.24, 'x', color='b', markersize=16)
axs.plot(0.05, -(0.24 + 0.04176), 'x', color='b', markersize=16)
axs.plot(-0.17, -0.24, 'x', color='b', markersize=16)
# circle = plt.Circle((0.25, 0.24), 0.08, color='g', fill=False)
# axs.add_patch(circle)
# circle = plt.Circle((0.05, 0.24 + 0.04176), 0.08, color='g', fill=False)
# axs.add_patch(circle)
# circle = plt.Circle((-0.17, 0.24), 0.08, color='g', fill=False)
# axs.add_patch(circle)
# circle = plt.Circle((0.25, -0.24), 0.08, color='g', fill=False)
# axs.add_patch(circle)
# circle = plt.Circle((0.05, -(0.24 + 0.04176)), 0.08, color='g', fill=False)
# axs.add_patch(circle)
# circle = plt.Circle((-0.17, -0.24), 0.08, color='g', fill=False)
# axs.add_patch(circle)
# WIDOWX
# axs.plot(0.27, 0.18, 'x', color='b', markersize=16)
# axs.plot(0.055, (0.18 + 0.035), 'x', color='b', markersize=16)
# axs.plot((-0.17), 0.18, 'x', color='b', markersize=16)
# axs.plot(0.27, -0.18, 'x', color='b', markersize=16)
# axs.plot(0.055, -(0.18 + 0.035), 'x', color='b', markersize=16)
# axs.plot(-0.17, -0.18, 'x', color='b', markersize=16)
# circle = plt.Circle((0.27, 0.18), 0.08, color='g', fill=False)
# axs.add_patch(circle)
# circle = plt.Circle((0.055, 0.18 + 0.035), 0.08, color='g', fill=False)
# axs.add_patch(circle)
# circle = plt.Circle((-0.17, 0.18), 0.08, color='g', fill=False)
# axs.add_patch(circle)
# circle = plt.Circle((0.27, -0.18), 0.08, color='g', fill=False)
# axs.add_patch(circle)
# circle = plt.Circle((0.055, -(0.18 + 0.035)), 0.08, color='g', fill=False)
# axs.add_patch(circle)
# circle = plt.Circle((-0.17, -0.18), 0.08, color='g', fill=False)
# axs.add_patch(circle)
# axs.axvline(x=0.25 - 0.08, ymin=0, ymax=0.5, color='g', lw=1)
# axs.axvline(x=0.05 - 0.08, ymin=0, ymax=0.5, color='g', lw=1)
# axs.axvline(x=-0.17 - 0.08, ymin=0, ymax=0.5, color='g', lw=1)
# walk direction
split = re.findall(r"[^/_,]+", sys.argv[2], re.ASCII)
print(split)
# velocity = float(split[-1][:-1])
# counter_damping_fact = (-141.5 * velocity) + 35.5
# stance_speed = (velocity * counter_damping_fact)/35
stance_speed = 0.045
# print("stance speed = " + str(stance_speed))
direction = 0.0
for s in split:
if 'dir' in s:
direction = float(s.replace('dir', ''))
# WidowX
# if direction == 0.0:
# for s in split:
# if 'rad' in s and 'radii' != s:
# direction = float(s.replace('rad', ''))
print("direction = " + str(direction))
# arrow = plt.arrow(0.111, 0.0, 0.046, 0.0)
# axs.add_patch(arrow)
# plot_pull_vector([0.111, 0.0], [stance_speed * math.cos(i), stance_speed * math.sin(i)], axs, colors[directions.index(i)])
arrow = plt.arrow(0.111,
0.0,
stance_speed * math.cos(direction),
stance_speed * math.sin(direction),
color='r',
head_width=0.01,
overhang=0.25)
# print("arrow length = " + str(math.sqrt(pow(stance_speed * math.cos(direction), 2) + pow(stance_speed * math.sin(direction), 2))))
axs.add_patch(arrow)
stance_diff = -pow(0.28 * (direction - 0.9), 2) + 0.02
print("stance diff = " + str(stance_diff))
if stance_diff < 0:
stance_diff = 0
print("stance diff = " + str(stance_diff))
# axs.axvline(x=(0.25 - 0.08) + stance_diff, ymin=0.5, ymax=1, color='g', lw=1)
# axs.axvline(x=(0.05 - 0.08) + stance_diff, ymin=0.5, ymax=1, color='g', lw=1)
# axs.axvline(x=(-0.17 - 0.08) + stance_diff, ymin=0.5, ymax=1, color='g', lw=1)
circle = plt.Circle((0.25, 0.24),
0.08 - stance_diff,
color='g',
fill=False)
axs.add_patch(circle)
circle = plt.Circle((0.05, 0.24 + 0.04176),
0.08 - stance_diff,
color='g',
fill=False)
axs.add_patch(circle)
circle = plt.Circle((-0.17, 0.24),
0.08 - stance_diff,
color='g',
fill=False)
axs.add_patch(circle)
circle = plt.Circle((0.25, -0.24), 0.08, color='g', fill=False)
axs.add_patch(circle)
circle = plt.Circle((0.05, -(0.24 + 0.04176)),
0.08,
color='g',
fill=False)
axs.add_patch(circle)
circle = plt.Circle((-0.17, -0.24), 0.08, color='g', fill=False)
axs.add_patch(circle)
plt.tick_params(labelsize=35)
plt.grid()
plt.axis('scaled')
# plt.gca().set_aspect('equal', adjustable='box')
if safe_plot:
plt.subplots_adjust(top=2,
bottom=0,
right=2,
left=0,
hspace=1,
wspace=1)
plt.margins(1, 1)
# split = [i.split("_") for i in files]
split = re.findall(r"[^/_,]+", file_name, re.ASCII)
# print("split = " + str(split))
name = "_".join(split[(split.index("stability") + 4):])
# print("name = " + name)
print(
"single file: " +
"/home/jsimmering/plots_masterthesis/workspace/workspace_"
+ name + ".svg")
plt.savefig(
"/home/jsimmering/plots_masterthesis/workspace/workspace_"
+ name + ".svg",
bbox_inches='tight',
pad_inches=0,
format='svg',
transparent=True)
# sc.Figure("13.9cm", "15.75cm",
# # plt.rcParams["figure.figsize"][0], plt.rcParams["figure.figsize"][1],
# sc.Panel(sc.SVG("/home/jsimmering/plots_masterthesis/body.svg").scale(0.03175).move(4.35, 5.1)),
# sc.Panel(sc.SVG("/home/jsimmering/plots_masterthesis/workspace/workspace_" + name + ".svg").scale(0.022))
# ).save("/home/jsimmering/plots_masterthesis/workspace/robot_workspace_" + name + ".svg")
# SVG("/home/jsimmering/plots_masterthesis/workspace/robot_workspace_" + name + ".svg")
else:
plt.show()
print("")
run += 1
# print("length collected = " + str(leg_step_length))
sqrt_errors = []
#print("leg_step_length = " + str(leg_step_length))
print("average_step_length_overall = " + str([
average_step_length_overall[i] / average_step_length_overall_counter[i]
for i in range(0, len(average_step_length_overall))
]))
for i in range(0, len(files)):
# for each run
sqrt_error = 0
error_counter = 0
for j in range(0, 6):
# for each leg
#print("sqrt_error += ({} - {})^2 = {}".format(leg_step_length[j][i], average_step_length_overall[j]/average_step_length_overall_counter[j], pow(leg_step_length[j][i] - average_step_length_overall[j]/average_step_length_overall_counter[j], 2)))
if average_step_length_overall_counter[j] != 0:
error = pow(
leg_step_length[j][i] - average_step_length_overall[j] /
average_step_length_overall_counter[j], 2)
if not math.isnan(error):
sqrt_error += error
error_counter += 1
#print("sqrt_errors.append {}/{} = {}".format(sqrt_error, error_counter, sqrt_error / error_counter))
sqrt_errors.append(sqrt_error / error_counter)
min_idx = sqrt_errors.index(min(sqrt_errors))
print("errors = " + str(sqrt_errors) +
" idx of min (starting at idx 1) = " + str(min_idx + 1))
print("\n\n")
print("**workspace:** run " + str(min_idx + 1))
print("")
file_name = None
if len(sys.argv) > 2:
file_name = sys.argv[2] + "/" + str(files[min_idx])
else:
file_name = str(files[min_idx])
split = re.findall(r"[^/_,]+", file_name, re.ASCII)
name = "_".join(split[(split.index("stability") + 4):])
print("workspace_" + name + ".png")
print("**average step length over all runs:**")
#print("average_step_length_overall = " + str(average_step_length_overall))
for i in [0, 5, 1, 4, 2, 3]:
# print("{} leg = {}".format(leg_names[i], round(average_step_length_overall[i] / len(files), 5)))
try:
print(str(
round(
average_step_length_overall[i] /
average_step_length_overall_counter[i], 3)) + " & ",
end="")
except ZeroDivisionError:
print(" nan & ", end="")
print("")
print("")
for i in [0, 5, 1, 4, 2, 3]:
# print("{} leg = {}".format(leg_names[i], round(average_step_length_overall[i] / len(files), 5)))
try:
print(str(average_step_length_overall[i] /
average_step_length_overall_counter[i]) + " ",
end="")
except ZeroDivisionError:
print(" nan ", end="")
print("")
print("")
print([
round(
average_step_length_overall[i] /
average_step_length_overall_counter[i], 3)
for i in [0, 5, 1, 4, 2, 3]
])
print("")
print("")
def plot_contours(Xdata, ydata, model, loss_fn, traces=None):
Xvar = Variable(torch.from_numpy(Xdata)).float()
yvar = Variable(torch.from_numpy(ydata)).float()
x = np.arange(-8.0, 6.1, 0.1)
y = np.arange(-2.0, 8.1, 0.1)
# x = np.arange(-2.5, 5.6, 0.1)
# y = np.arange(-1.0, 3.6, 0.1)
X, Y = np.meshgrid(x, y)
Z = np.empty_like(X)
for i in range(X.shape[0]):
for j in range(X.shape[1]):
model.fc.weight.data = torch.FloatTensor([[X[i, j], Y[i, j]]])
output = model(Xvar)
loss = loss_fn(output, yvar)
Z[i, j] = float(loss.data)
# fig = plt.figure(figsize=(4, 3))
fig, ax = plt.subplots(figsize=(4, 3))
CS = ax.contour(X,
Y,
Z,
levels=[0.1, 0.25, 0.5, 1.0, 2.0, 4.0, 6.0, 8.0, 10.0])
ax.clabel(CS, inline=1, fontsize=10, fmt='%1.2f')
cind = 0
colors = ['black', 'red', 'blue', 'green', 'gray']
label_map = dict(sgd="SGD",
ngd="NGD",
natural_adam="FANG-Adam",
natural_amsgrad="FANG-Ams",
natural_adagrad="FANG-Ada")
if traces is not None:
for k, v in traces.items():
lines = []
tr = v
for i in range(len(tr) - 1):
lines.append([tr[i], tr[i + 1]])
# ax.scatter(*zip(*tr), marker='o', c=colors[cind], s=4, label=label_map[k])
# This is not visible but used to get legend
lc = mc.LineCollection(lines,
color=colors[cind],
linewidths=1.0,
label=label_map[k],
visible=False)
ax.add_collection(lc)
for line in lines:
arrow = plt.arrow(line[0][0],
line[0][1],
line[1][0] - line[0][0],
line[1][1] - line[0][1],
color=colors[cind],
length_includes_head=True,
head_width=0.1,
head_length=0.1,
zorder=1000)
cind += 1
plt.tick_params(
axis='x', # changes apply to the x-axis
which='both', # both major and minor ticks are affected
bottom=False, # ticks along the bottom edge are off
top=False, # ticks along the top edge are off
labelbottom=False) # labels along the bottom edge are off
plt.tick_params(
axis='y', # changes apply to the x-axis
which='both', # both major and minor ticks are affected
left=False, # ticks along the bottom edge are off
top=False, # ticks along the top edge are off
labelleft=False) # labels along the bottom edge are off
plt.legend()
plt.tight_layout()
plt.savefig('contour_large.pdf')
def sgr_xyz_plots(stripes, params):
""" Plots stream positions & directions in galactic XYZ"""
positions = sc.zeros((len(stripes), 3))
vectors = sc.zeros((len(stripes), 3))
for i, stripe in enumerate(stripes):
positions[i, 0], positions[i, 1], positions[i, 2] = coor.GC2xyz(
eval(params[i][4]), 0.0, eval(params[i][5]), stripe)
if stripe == 9 or stripe == 22 or stripe == 82:
theta, phi = (ma.pi - eval(params[i][6])), (eval(params[i][7]) +
ma.pi)
else:
theta, phi = eval(params[i][6]), eval(params[i][7])
theta, phi = coor.angle_bounds3(theta * deg, phi * deg, phi_max=180.0)
theta, phi = theta * rad, phi * rad
print stripe, theta, phi
vectors[i, 0] = ma.sin(theta) * ma.cos(phi)
vectors[i, 1] = ma.sin(theta) * ma.sin(phi)
vectors[i, 2] = ma.cos(theta)
off = 1.0
""" Plot xy """
plt.figure(1)
#ax = plt.subplot(111)
plt.scatter(GC[0],
GC[1],
s=40,
edgecolor="k",
marker="o",
facecolor="black")
plt.text(GC[0] + off, GC[1] + off, "GC", fontsize=10)
plt.scatter(sun[0],
sun[1],
s=20,
edgecolor="k",
marker=(8, 2, 0),
facecolor="white")
plt.text(sun[0] + off, sun[1] + off, "Sun", fontsize=10)
plt.scatter(Sgr[0],
Sgr[1],
s=20,
edgecolor="k",
marker="o",
facecolor="black")
plt.text(Sgr[0] + off, Sgr[1] + off, "Sgr Core", fontsize=10)
t = sc.arange(0.0, 2.0 * ma.pi, 0.01)
plt.plot(30.0 * sc.cos(t), 30.0 * sc.sin(t), "k:")
offset_x = [
0.0, 0.0, 0.0, -1.0, -2.0, -1.0, -1.0, 0.0, 0.0, 0.0, -1.0, -2.0, -3.2,
-3.0, 0.5, 0.0, 0.0, -1.0
]
offset_y = [
0.0, 0.0, -1.0, -1.9, 0.2, 0.5, 0.5, -1.0, -2.0, -3.0, -3.0, -2.9,
-2.5, 0.5, 0.5, -2.0, -2.0, -2.25
]
for i in range(len(stripes)):
#plt.annotate(str(stripes[i]), xy=(positions[i,0], positions[i,1]),
# xytext=( (positions[i,0]+(vectors[i,0]*100.0)), (positions[i,1]+(vectors[i,1]*100.0)) ),
# arrowprops=dict(facecolor='black', arrowstyle="->") )
if stripes[i] < 75: color = 'white'
else: color = 'black'
plt.arrow(positions[i, 0],
positions[i, 1],
vectors[i, 0] * 10.0,
vectors[i, 1] * 10.0,
width=0.20,
head_width=1.5,
facecolor=color)
if stripes[i] < 20 or stripes[i] > 19:
plt.text(positions[i, 0] + offset_x[i],
positions[i, 1] + offset_y[i],
r"$" + str(stripes[i]) + r"$",
fontsize=10)
plt.xlabel(r"$X_{GC}$ (kpc)")
plt.ylabel(r"$Y_{GC}$ (kpc)")
plt.axis('equal')
plt.ylim(-30, 30)
plt.xlim(-30, 30)
locs, labels = plt.xticks()
for i in range(len(labels)):
labels[i] = r"$" + str(locs[i]) + r"$"
plt.xticks(locs, labels, fontsize=12)
locs, labels = plt.yticks()
for i in range(len(labels)):
labels[i] = r"$" + str(locs[i]) + r"$"
plt.yticks(locs, labels, fontsize=12)
""" Plot xz """
plt.figure(2)
#ax = plt.subplot(111)
plt.scatter(GC[0],
GC[2],
s=40,
edgecolor="k",
marker="o",
facecolor="black")
plt.text(GC[0] + off, GC[2] + off, r"GC", fontsize=10)
plt.scatter(sun[0],
sun[2],
s=20,
edgecolor="k",
marker=(8, 2, 0),
facecolor="white")
plt.text(sun[0] + off, sun[2] + off, "Sun", fontsize=10)
plt.scatter(Sgr[0],
Sgr[2],
s=20,
edgecolor="k",
marker="o",
facecolor="black")
plt.text(Sgr[0] + off, Sgr[2] + off, "Sgr Core", fontsize=10)
plt.plot([-30.0, 30.0], [0.0, 0.0], "k:")
offset_x = [
0.2, 0.0, 0.0, -0.2, 0.0, 0.0, 0.0, -0.5, 1.0, 1.0, 0.5, 0.75, 0.0,
0.0, 0.5, 0.0, 0.0, 0.0
]
offset_z = [
0.0, 0.0, 0.0, -2.5, 0.0, 0.0, -2.0, 0.5, -1.0, -1.0, 0.25, -1.0, -0.5,
0.0, -0.5, 0.0, 0.5, 0.5
]
for i in range(len(stripes)):
#plt.annotate(str(stripes[i]), xytext=(positions[i,0], positions[i,2]),
# xy=( (positions[i,0]+(vectors[i,0]*10.0)), (positions[i,2]+(vectors[i,2]*10.0)) ),
# arrowprops=dict(facecolor='black', arrowstyle="->") )
if stripes[i] < 75: color = 'white'
else: color = 'black'
plt.arrow(positions[i, 0],
positions[i, 2],
vectors[i, 0] * 10.0,
vectors[i, 2] * 10.0,
width=0.25,
head_width=2.0,
facecolor=color)
if stripes[i] < 20 or stripes[i] > 19:
plt.text(positions[i, 0] + offset_x[i],
positions[i, 2] + offset_z[i],
r"$" + str(stripes[i]) + r"$",
fontsize=10)
plt.xlabel(r"$X_{GC}$ (kpc)")
plt.ylabel(r"$Z_{GC}$ (kpc)")
plt.axis('equal')
plt.xlim(-45, 45)
plt.ylim(-40, 50)
locs, labels = plt.xticks()
for i in range(len(labels)):
labels[i] = r"$" + str(locs[i]) + r"$"
plt.xticks(locs, labels, fontsize=12)
locs, labels = sc.arange(-40.0, 50.0, 20.0), []
for i in range(len(locs)):
labels.append(r"$" + str(locs[i]) + r"$")
plt.yticks(locs, labels, fontsize=12)
# done
plt.show()
def twoBody():
# state for each body is [x, y] for position, [u, v] for speed
# total state is [x1,y1,u1,v1,x2,y2,u2,v2]
m1 = 1; m2 = 1; G = 1
x0 = np.array([0., 0., 0., -1., 1, 0., 0.2, 0.2])
# returns gravitational force from first object on second according
# Newton's law of gravitation
def gForce(x):
r = x[0:2] - x[4:6]
return (G * m1 * m2 / ((r[0]**2 + r[1]**2) ** (1.5))) * r
def dx(t, x):
r = gForce(x)
return np.array([
x[2],
x[3],
-r[0]/m1,
-r[1]/m1,
x[6],
x[7],
r[0]/m2,
r[1]/m2,
])
ode = ODE(0, x0)
ode.dx = dx
dt = 0.001
iters = 6000
method = "rk4"
res = [deepcopy(ode)]
for _ in range(iters):
ode.evolve(dt, method=method)
res.append(deepcopy(ode))
x1s = [o.x[0] for o in res]
y1s = [o.x[1] for o in res]
x2s = [o.x[4] for o in res]
y2s = [o.x[5] for o in res]
ts = [o.t for o in res]
plt.plot(x1s, y1s, '.-', markersize=0.7, linewidth=0.4, color='orange')
plt.plot(x2s, y2s, '.-', markersize=0.7, linewidth=0.2, color='blue')
X = res[0].x
plt.arrow(X[0], X[1], X[2], X[3], color="orange", head_width=0.05)
plt.arrow(X[4], X[5], X[6], X[7], color="blue", head_width=0.05)
plt.text(X[0], X[1], r"$t=0$" +
"\n"
"$position=({},{})$".format(X[0], X[1])+
"\n" +
"$velocity=({},{})$".format(X[2], X[3]), fontsize=12,
color = "orange",
horizontalalignment='right',
verticalalignment='top')
plt.text(X[4], X[6], r"$t=0$" +
"\n"
"$position=({},{})$".format(X[4], X[5]) +
"\n" +
"$velocity=({},{})$".format(X[6], X[7]), fontsize=12,
color = "blue",
horizontalalignment='left',
verticalalignment='bottom')
plt.xlim(-3, 3)
plt.ylim(-3, 3)
legend1 = "Mass: {}, method: {}".format(m1, method)
legend2 = "Mass: {}, ".format(m2) + r"$\Delta t=$" + "${}$".format(dt)
plt.legend([legend1, legend2])
plt.xlabel("$x$")
plt.ylabel("$y$")
plt.title(r"Two Body Motion for $t \in " + "[{}, {}]$".format(res[0].t, iters*dt))
#plt.savefig("twoBody5.svg", format='svg')
plt.show()
y_random_position = [0, 0, L1 * s1, L1 * s1 + L2 * s12, L1 * s1 + L2 * s12 + L3 * s123]
x_random_position = [0, L0, L0 + L1 * c1, L0 + L1 * c1 + L2 * c12, L0 + L1 * c1 + L2 * c12 + L3 * c123]
plt.plot(y_random_position, x_random_position, marker='o')
'''
#plt.grid()
#y_current = [L1 * s1 + L2 * s12 + L3 * s123, L1 * s1 + L2 * s12 + 170 * s123]
#x_current = [L0 + L1 * c1 + L2 * c12 + L3 * c123, L0 + L1 * c1 + L2 * c12 + 170 * c123]
#plt.plot(y_current, x_current)
plt.arrow(L1 * s1 + L2 * s12 + L3 * s123, L0 + L1 * c1 + L2 * c12 + L3 * c123,
-(L1 * s1 + L2 * s12 + L3 * s123) + (L1 * s1 + L2 * s12 + 200 * s123),
-(L0 + L1 * c1 + L2 * c12 + L3 * c123) + (L0 + L1 * c1 + L2 * c12 + 200 * c123),
width = 5,
head_length = 20)
print(Q1)
print(Q2)
plot_man_ik(Q1, Q2)
plt.xlim(-453.75, 453.75)
plt.ylim(0, 497.11)
plt.show()
def plot_with_CFD_score(df, out_folder, guide):
# Remove targets with mm+bul<=1 since they are probably on-target introduced by variants
df = df.loc[df["Mismatches+bulges_(highest_CFD)"] > 1]
# sort values to have highest scored target on top
df.sort_values('CFD_score_(highest_CFD)', ascending=False, inplace=True)
# keep top1000 targets
df = df.head(1000)
# Make index column that numbers the OTs starting from 1
df.reset_index(inplace=True)
index_count = 1
for index in df.index:
df.loc[index, 'index'] = index_count
index_count += 1
# If prim_AF = 'n', then it's a ref-nominated site, so we enter a fake numerical AF
# This will cause a warning of invalid sqrt later on, but that's fine to ignore
df["Variant_MAF_(highest_CFD)"] = df["Variant_MAF_(highest_CFD)"].fillna(
-1)
# If multiple AFs (haplotype with multiple SNPs), take min AF
# Approximation until we have haplotype frequencies
df["AF"] = df["Variant_MAF_(highest_CFD)"].astype(str).str.split(',')
df["AF"] = df["AF"].apply(lambda x: min(x))
df["AF"] = pd.to_numeric(df["AF"])
# Adjustments for plotting purposes
# so haplotypes that got rounded down to AF = 0 (min AF = 0.01) still appear in the plot
df["plot_AF"] = df["AF"] + 0.001
df["plot_AF"] *= 1000 # make points larger
df["plot_AF"] = np.sqrt(df["plot_AF"]) # so size increase is linear
# Calculate ref_AF as (1 – alt_AF)
# Not precisely correct because there can be other non-ref haplotypes, but approximation should be accurate in most cases
df["ref_AF"] = 1 - df["AF"]
df["ref_AF"] *= 1000 # make points larger
df["ref_AF"] = np.sqrt(df["ref_AF"]) # so size increase is linear
# Transparent colors
transparent_red = mcolors.colorConverter.to_rgba("red", alpha=0.5)
transparent_blue = mcolors.colorConverter.to_rgba("blue", alpha=0.5)
transparent_gray = mcolors.colorConverter.to_rgba("gray", alpha=0.5)
"""
# Linear, annotated, top 100 (for supplement)
# """
# # Size legend
s1 = mlines.Line2D([], [],
marker='o',
label='1',
linestyle='None',
markersize=math.sqrt(math.sqrt((1 + 0.001) * 1000)),
color='black')
s01 = mlines.Line2D([], [],
marker='o',
label='0.1',
linestyle='None',
markersize=math.sqrt(math.sqrt((0.1 + 0.001) * 1000)),
color='black')
s001 = mlines.Line2D([], [],
marker='o',
label='0.01',
linestyle='None',
markersize=math.sqrt(math.sqrt(
(0.01 + 0.001) * 1000)),
color='black')
"""
Log, ref/alt, top 1000: for main text
"""
# matplotlib plot settings
plt.rcParams["figure.dpi"] = 600
plt.rcParams["figure.figsize"] = 7.5, 2.25
plt.rcParams.update({'font.size': 7})
plt.rcParams['pdf.fonttype'] = 42
plt.rcParams['ps.fonttype'] = 42
# Plot data CFD SCORE
ax = df.plot.scatter(x="index",
y="CFD_score_REF_(highest_CFD)",
s="ref_AF",
c=transparent_red,
zorder=1)
# ax = df.plot.scatter(x="index", y="highest_CFD_score(ref)", s="ref_AF", c=transparent_red, zorder=1, ax=ax)
df.plot.scatter(x="index",
y="CFD_score_ALT_(highest_CFD)",
s="plot_AF",
c=transparent_blue,
zorder=2,
ax=ax)
ax.set_xscale("log")
plt.xlabel("Candidate off-target site")
plt.ylabel("CFD score")
# Boundaries
plt.xlim(xmin=0.9, xmax=1000)
plt.ylim(ymin=0, ymax=1)
# Arrows
for x, y, z in zip(
df["index"], df["CFD_score_REF_(highest_CFD)"],
df["CFD_score_ALT_(highest_CFD)"] -
df["CFD_score_REF_(highest_CFD)"]):
plt.arrow(x,
y + 0.02,
0,
z - 0.04,
color='gray',
head_width=(x * (10**0.005 - 10**(-0.005))),
head_length=0.02,
length_includes_head=True,
zorder=0,
alpha=0.5)
# +/- to avoid overlap of arrow w/ points, head_width calculated to remain constant despite log scale of x-axis
# Size legend
plt.gca().add_artist(
plt.legend(handles=[s1, s01, s001],
title="Allele frequency",
ncol=3,
loc=9))
# Color legend
red = mpatches.Patch(color=transparent_red, label="Reference")
blue = mpatches.Patch(color=transparent_blue, label="Alternative")
plt.legend(handles=[red, blue])
# Save
plt.tight_layout()
plt.savefig(out_folder +
f"CRISPRme_CFD_top_1000_log_for_main_text_{guide}.png")
plt.clf()
def electre_i_v(dataset, V, W, remove_cycles=False, c_hat=0.75, graph=True):
kernel = []
dominated = []
concordance = concordance_matrix(dataset, W)
discordance = discordance_matrix(dataset, V)
dominance = dominance_matrix(concordance,
discordance,
c_hat=c_hat,
d_hat=0.5)
if (remove_cycles == True):
dominance = johnson_algorithm_cycles(dominance)
row_sum = np.sum(dominance, axis=0)
kernel = np.where(row_sum == 0)[0].tolist()
for j in range(0, dominance.shape[1]):
for i in range(0, len(kernel)):
if (dominance[kernel[i], j] == 1):
if (j not in dominated):
dominated.append(j)
limit = len(kernel)
for j in range(0, dominance.shape[1]):
for i in range(0, limit):
if (dominance[kernel[i], j] == 0
and np.sum(dominance[:, j], axis=0) > 0):
if (j not in dominated and j not in kernel):
kernel.append(j)
kernel = ['a' + str(alt + 1) for alt in kernel]
dominated = ['a' + str(alt + 1) for alt in dominated]
if (graph == True):
for i in range(0, dominance.shape[0]):
radius = 1
node_x = radius * math.cos(math.pi * 2 * i / dominance.shape[0])
node_y = radius * math.sin(math.pi * 2 * i / dominance.shape[0])
if ('a' + str(i + 1) in kernel):
plt.text(node_x,
node_y,
'a' + str(i + 1),
size=12,
ha='center',
va='center',
bbox=dict(
boxstyle='round',
ec=(0.0, 0.0, 0.0),
fc=(0.8, 1.0, 0.8),
))
else:
plt.text(node_x,
node_y,
'a' + str(i + 1),
size=12,
ha='center',
va='center',
bbox=dict(
boxstyle='round',
ec=(0.0, 0.0, 0.0),
fc=(1.0, 0.8, 0.8),
))
for i in range(0, dominance.shape[0]):
for j in range(0, dominance.shape[1]):
node_xi = radius * math.cos(
math.pi * 2 * i / dominance.shape[0])
node_yi = radius * math.sin(
math.pi * 2 * i / dominance.shape[0])
node_xj = radius * math.cos(
math.pi * 2 * j / dominance.shape[0])
node_yj = radius * math.sin(
math.pi * 2 * j / dominance.shape[0])
if (dominance[i, j] == 1):
if ('a' + str(i + 1) in kernel):
plt.arrow(node_xi,
node_yi,
node_xj - node_xi,
node_yj - node_yi,
head_width=0.01,
head_length=0.2,
overhang=0.0,
color='black',
linewidth=0.9,
length_includes_head=True)
else:
plt.arrow(node_xi,
node_yi,
node_xj - node_xi,
node_yj - node_yi,
head_width=0.01,
head_length=0.2,
overhang=0.0,
color='red',
linewidth=0.9,
length_includes_head=True)
axes = plt.gca()
axes.set_xlim([-radius, radius])
axes.set_ylim([-radius, radius])
plt.axis('off')
plt.show()
return concordance, discordance, dominance, kernel, dominated
def render(self, mode='human', title=None):
color_map = "gist_ncar"
if title is None:
title = self.env_name
r, c = self.agent_location
x2, y2 = 0, 0
if self.agent_facing_str == 'NORTH':
x2, y2 = 0, -0.01
elif self.agent_facing_str == 'SOUTH':
x2, y2 = 0, 0.01
elif self.agent_facing_str == 'WEST':
x2, y2 = -0.01, 0
elif self.agent_facing_str == 'EAST':
x2, y2 = 0.01, 0
plt.figure(title, figsize=(9, 5))
plt.imshow(self.map, cmap=color_map, vmin=0, vmax=len(self.items_id))
plt.arrow(c, r, x2, y2, head_width=0.7, head_length=0.7, color='white')
plt.title('NORTH', fontsize=10)
plt.xlabel('SOUTH')
plt.ylabel('WEST')
plt.text(self.map_width, self.map_width // 2, 'EAST', rotation=90)
# plt.text(self.map_size, self.map_size // 2, 'EAST', rotation=90)
# plt.colorbar()
# plt.grid()
info = '\n'.join([
" Info: ", "Env: " + self.env_name,
"Steps: " + str(self.step_count),
"Agent Facing: " + self.agent_facing_str,
"Action: " + self.action_str[self.last_action],
"Reward: " + str(self.last_reward), "Done: " + str(self.last_done)
])
props = dict(boxstyle='round', facecolor='w', alpha=0.2)
plt.text(-(self.map_width // 2) - 0.5,
2.25,
info,
fontsize=10,
bbox=props) # x, y
# plt.text(-(self.map_size // 2) - 0.5, 2.25, info, fontsize=10, bbox=props) # x, y
if self.last_done:
you_win = "YOU WIN " + self.env_name + "!!!"
props = dict(boxstyle='round', facecolor='w', alpha=1)
# plt.text(0 - 0.1, (self.map_size // 2), you_win, fontsize=18, bbox=props)
plt.text(0 - 0.1, (self.map_width // 2),
you_win,
fontsize=18,
bbox=props)
cmap = get_cmap(color_map)
legend_elements = [
Line2D([0], [0],
marker="^",
color='w',
label='agent',
markerfacecolor='w',
markersize=12,
markeredgewidth=2,
markeredgecolor='k'),
Line2D([0], [0], color='w', label="INVENTORY:")
]
for item in sorted(self.inventory_items_quantity):
rgba = cmap(self.items_id[item] / len(self.items_id))
legend_elements.append(
Line2D([0], [0],
marker="s",
color='w',
label=item + ': ' +
str(self.inventory_items_quantity[item]),
markerfacecolor=rgba,
markersize=16))
plt.legend(handles=legend_elements,
bbox_to_anchor=(1.55, 1.02)) # x, y
plt.tight_layout()
plt.pause(0.01)
plt.clf()
def plot_with_MMvBUL(df, out_folder, guide):
# Remove targets ref with mm+bul<=1 for on-targets and on-targets variant-induced
df = df.loc[df["Mismatches+bulges_(fewest_mm+b)"] > 1]
# new col to store the scoring value for non-SpCas9 targets
df['Mismatches+bulges_REF_(fewest_mm+b)'] = 0
df['Mismatches+bulges_ALT_(fewest_mm+b)'] = 0
# compute analysis to reference_count_analysis
df = df.apply(reference_count_analysis, axis=1)
# df = df.apply(
# lambda row: reference_count_analysis(row), axis=1)
# if col is alt calculate score for ref and alt, if ref skip
# for index in df.index:
# if df.loc[index, 'REF/ALT_origin_(fewest_mm+b)'] == 'alt':
# refTarget = str(
# df.loc[index, 'Aligned_protospacer+PAM_REF_(fewest_mm+b)'])
# countMM = 0
# for nt in refTarget:
# if nt.islower():
# countMM += 1
# df.loc[index, 'Mismatches+bulges_REF_(fewest_mm+b)'] = countMM + \
# int(df.loc[index, 'Bulges_(fewest_mm+b)'])
# df.loc[index, 'Mismatches+bulges_ALT_(fewest_mm+b)'] = df.loc[index,
# 'Mismatches+bulges_(fewest_mm+b)']
# else:
# df.loc[index, 'Mismatches+bulges_REF_(fewest_mm+b)'] = df.loc[index,
# 'Mismatches+bulges_(fewest_mm+b)']
# df.loc[index, 'Mismatches+bulges_ALT_(fewest_mm+b)'] = df.loc[index,
# 'Mismatches+bulges_(fewest_mm+b)']
# sort in order to have highest REF mm+bul on top
df.sort_values('Mismatches+bulges_(fewest_mm+b)',
ascending=True,
inplace=True)
# top1000 targets
df = df.head(1000)
# Make index column that numbers the OTs starting from 1
df.reset_index(inplace=True)
index_count = 1
for index in df.index:
df.loc[index, 'index'] = index_count
index_count += 1
# If prim_AF = 'n', then it's a ref-nominated site, so we enter a fake numerical AF
# This will cause a warning of invalid sqrt later on, but that's fine to ignore
# df["prim_AF"] = df["prim_AF"].fillna(-1)
df["Variant_MAF_(fewest_mm+b)"] = df["Variant_MAF_(fewest_mm+b)"].fillna(
-1)
# If multiple AFs (haplotype with multiple SNPs), take min AF
# Approximation until we have haplotype frequencies
df["AF"] = df["Variant_MAF_(fewest_mm+b)"].astype(str).str.split(',')
df["AF"] = df["AF"].apply(lambda x: min(x))
df["AF"] = pd.to_numeric(df["AF"])
# Adjustments for plotting purposes
# so haplotypes that got rounded down to AF = 0 (min AF = 0.01) still appear in the plot
df["plot_AF"] = df["AF"] + 0.001
df["plot_AF"] *= 1000 # make points larger
df["plot_AF"] = np.sqrt(df["plot_AF"]) # so size increase is linear
# Calculate ref_AF as (1 – alt_AF)
# Not precisely correct because there can be other non-ref haplotypes, but approximation should be accurate in most cases
df["ref_AF"] = 1 - df["AF"]
df["ref_AF"] *= 1000 # make points larger
df["ref_AF"] = np.sqrt(df["ref_AF"]) # so size increase is linear
# Transparent colors
transparent_red = mcolors.colorConverter.to_rgba("red", alpha=0.5)
transparent_blue = mcolors.colorConverter.to_rgba("blue", alpha=0.5)
transparent_gray = mcolors.colorConverter.to_rgba("gray", alpha=0.5)
# # Size legend
s1 = mlines.Line2D([], [],
marker='o',
label='1',
linestyle='None',
markersize=math.sqrt(math.sqrt((1 + 0.001) * 1000)),
color='black')
s01 = mlines.Line2D([], [],
marker='o',
label='0.1',
linestyle='None',
markersize=math.sqrt(math.sqrt((0.1 + 0.001) * 1000)),
color='black')
s001 = mlines.Line2D([], [],
marker='o',
label='0.01',
linestyle='None',
markersize=math.sqrt(math.sqrt(
(0.01 + 0.001) * 1000)),
color='black')
"""
Log, ref/alt, top 1000: for main text
"""
# matplotlib plot settings
plt.rcParams["figure.dpi"] = 600
plt.rcParams["figure.figsize"] = 7.5, 2.25
plt.rcParams.update({'font.size': 7})
plt.rcParams['pdf.fonttype'] = 42
plt.rcParams['ps.fonttype'] = 42
# Plot data
ax = df.plot.scatter(x="index",
y="Mismatches+bulges_REF_(fewest_mm+b)",
s="ref_AF",
c=transparent_red,
zorder=1)
# ax = df.plot.scatter(x="index", y="highest_CFD_score(ref)", s="ref_AF", c=transparent_red, zorder=1, ax=ax)
df.plot.scatter(x="index",
y="Mismatches+bulges_ALT_(fewest_mm+b)",
s="plot_AF",
c=transparent_blue,
zorder=2,
ax=ax)
ax.set_xscale("log")
# plt.title("Top CRISPRme-identified sites for sgRNA 1617")
plt.xlabel("Candidate off-target site")
plt.ylabel("Mismatches+Bulges")
# Boundaries
plt.xlim(xmin=0.9, xmax=1000)
# plt.ylim(ymin=0, ymax=1)
# Arrows
for x, y, z in zip(
df["index"], df["Mismatches+bulges_REF_(fewest_mm+b)"],
df["Mismatches+bulges_ALT_(fewest_mm+b)"] -
df["Mismatches+bulges_REF_(fewest_mm+b)"]):
plt.arrow(x,
y + 0.02,
0,
z - 0.04,
color='gray',
head_width=(x * (10**0.005 - 10**(-0.005))),
head_length=0.02,
length_includes_head=True,
zorder=0,
alpha=0.5)
# +/- to avoid overlap of arrow w/ points, head_width calculated to remain constant despite log scale of x-axis
# Size legend
plt.gca().add_artist(
plt.legend(handles=[s1, s01, s001],
title="Allele frequency",
ncol=3,
loc=9))
# Color legend
red = mpatches.Patch(color=transparent_red, label="Reference")
blue = mpatches.Patch(color=transparent_blue, label="Alternative")
plt.legend(handles=[red, blue])
# Save
plt.tight_layout()
plt.savefig(out_folder +
f"CRISPRme_fewest_top_1000_log_for_main_text_{guide}.png")
plt.clf()
# Train random forest classifier, calibrate on validation data and evaluate
# on test data
clf = RandomForestClassifier(n_estimators=25)
clf.fit(X_train, y_train)
clf_probs = clf.predict_proba(X_test)
sig_clf = CalibratedClassifierCV(clf, method="sigmoid", cv="prefit")
sig_clf.fit(X_valid, y_valid)
sig_clf_probs = sig_clf.predict_proba(X_test)
sig_score = log_loss(y_test, sig_clf_probs)
# Plot changes in predicted probabilities via arrows
plt.figure()
colors = ["r", "g", "b"]
for i in range(clf_probs.shape[0]):
plt.arrow(clf_probs[i, 0], clf_probs[i, 1],
sig_clf_probs[i, 0] - clf_probs[i, 0],
sig_clf_probs[i, 1] - clf_probs[i, 1],
color=colors[y_test[i]], head_width=1e-2)
# Plot perfect predictions
plt.plot([1.0], [0.0], 'ro', ms=20, label="Class 1")
plt.plot([0.0], [1.0], 'go', ms=20, label="Class 2")
plt.plot([0.0], [0.0], 'bo', ms=20, label="Class 3")
# Plot boundaries of unit simplex
plt.plot([0.0, 1.0, 0.0, 0.0], [0.0, 0.0, 1.0, 0.0], 'k', label="Simplex")
# Annotate points on the simplex
plt.annotate(r'($\frac{1}{3}$, $\frac{1}{3}$, $\frac{1}{3}$)',
xy=(1.0/3, 1.0/3), xytext=(1.0/3, .23), xycoords='data',
arrowprops=dict(facecolor='black', shrink=0.05),
horizontalalignment='center', verticalalignment='center')
plt.xticks([], [])
plt.yticks([], [])
plt.axis("off")
plt.gca().set_aspect("equal")
plt.gca().xaxis.set_major_locator(plt.NullLocator())
plt.gca().yaxis.set_major_locator(plt.NullLocator())
# draw arrows
hw = 0.020
hl = 0.02
c = axis_color
plt.arrow(0,
0,
1.05,
0,
head_width=hw,
head_length=hl,
length_includes_head=True,
ec=c,
fc=c)
plt.arrow(0,
0,
-1.05,
0,
head_width=hw,
head_length=hl,
length_includes_head=True,
ec=c,
fc=c)
# draw ticks
ax.plot(X1_ellipse, X2_ellipse_2, 'r')
# Plot the points found during the iterations
ax.plot(points_x, points_y, 'b')
# Plot the point that minimized the function (analitycally found)
ax.plot(veps[0, idx], veps[1, idx], 'go')
# Save the current figure
plt.savefig('../Images/03-pca-analysis-numerical.png')
# Create a new figure
fig = plt.figure()
# Split the figure in 1*1 (nrows*ncols) subaxes and create a new suplot positioned at 1 (plot_number)
nrows = 1
ncols = 1
plot_number = 1
ax = fig.add_subplot(nrows, ncols, plot_number)
# Set the labels for the axes
ax.set_xlabel('$x_1$')
ax.set_ylabel('$x_2$')
# Plot the samples
ax.plot(c1[:, 0], c1[:, 1], 'r.')
# Plot the eigenvector related to the maximum eigenvalue
plt.arrow(np.mean(c1[:, 0]),
np.mean(c1[:, 1]),
vaps[idx] * veps[0, idx],
vaps[idx] * veps[1, idx],
0.5,
linewidth=1,
head_width=0.1,
color='blue')
# Save the current figure
plt.savefig('../Images/03-pca-analysis-scatterplot.png')
def render_scene(self):
while True:
yield self.env.timeout(1)
number_agvs = len(self.global_robot_list.items)
ax = plt.subplot2grid((1, number_agvs + 3), (0, 0), colspan=3)
plt.subplots_adjust(wspace=1.5, hspace=0.4)
plt.title("agv Layout")
plt.style.use('dark_background')
# Plot Graph
self.graph.plot(ax)
# Plot AGVs
for robot in self.global_robot_list.items:
color = self.colors[robot.ID - 1]
plt.plot(robot.robot_location[0],
robot.robot_location[1],
color=color,
marker='o',
ms=10)
plt.arrow(robot.robot_location[0],
robot.robot_location[1],
math.cos(robot.heading_direction),
math.sin(robot.heading_direction),
width=0.3,
color=color)
plt.text(robot.robot_location[0] + 0.5,
robot.robot_location[1] + 1.5,
str("agv" + str(robot.ID)))
# Plot path
if robot.path:
node_pos = self.kb['graph'].nodes[robot.path[0]].pos
plt.plot([robot.robot_location[0], node_pos[0]],
[robot.robot_location[1], node_pos[1]],
color=color,
lw=3.5)
for i in range(len(robot.path)):
node_pos = self.kb['graph'].nodes[robot.path[i]].pos
plt.plot(node_pos[0],
node_pos[1],
color=color,
marker='.',
ms=15)
if i < len(robot.path) - 1:
node_pos_ = self.kb['graph'].nodes[robot.path[
i + 1]].pos
plt.plot([node_pos[0], node_pos_[0]],
[node_pos[1], node_pos_[1]],
color=color,
lw=3.5)
# Plot total path
if robot.total_path:
for i in range(len(robot.total_path)):
node_pos = self.kb['graph'].nodes[
robot.total_path[i]].pos
plt.plot(node_pos[0],
node_pos[1],
color=color,
marker='.',
ms=15)
if i < len(robot.total_path) - 1:
node_pos_ = self.kb['graph'].nodes[
robot.total_path[i + 1]].pos
plt.plot([node_pos[0], node_pos_[0]],
[node_pos[1], node_pos_[1]],
color=color,
lw=1.5)
# Plot assigned tasks
for key in self.kb.keys():
if key == 'local_task_list_R' + str(robot.ID):
list_ = self.kb[key]
for item in list_.items:
node_pos = self.kb['graph'].nodes[item.pos_A].pos
plt.plot(node_pos[0], node_pos[1], 'bs', ms=7)
plt.text(node_pos[0] - 1, node_pos[1] + 1.5,
str(item.order_number))
plt.plot([robot.robot_location[0], node_pos[0]],
[robot.robot_location[1], node_pos[1]],
color=color,
lw=0.5)
# Plot tasks executing
for task in self.tasks_executing.items:
node_pos = self.kb['graph'].nodes[task.pos_A].pos
plt.plot(node_pos[0], node_pos[1], 'rs', ms=7)
plt.text(node_pos[0] - 1, node_pos[1] + 1.5,
str(task.order_number))
# Plot tasks in global task list
for task in self.global_task_list.items:
node_pos = self.kb['graph'].nodes[task.pos_A].pos
plt.plot(node_pos[0], node_pos[1], 'gs', ms=7)
plt.text(node_pos[0] - 1, node_pos[1] + 1.5,
str(task.order_number))
# Plot
plt.draw()
plt.pause(0.0001)
plt.clf()
plt.tight_layout()
import matplotlib.pyplot as plt
import numpy as np
import math
a = np.loadtxt("/home/ljq/qt/RS_Lib/1.txt")
f = plt.figure()
ax = f.add_subplot(111)
ax.set(xlim=[0, 10], ylim=[0, 10])
plt.plot(a[0, 0], a[0, 1], 'ro')
plt.arrow(a[0, 0],
a[0, 1],
1.0 * math.cos(a[0, 2]),
1.0 * math.sin(a[0, 2]),
fc="r",
ec="k",
head_width=0.5,
head_length=0.5)
plt.plot(a[len(a) - 1, 0], a[len(a) - 1, 1], 'yo')
plt.arrow(a[len(a) - 1, 0],
a[len(a) - 1, 1],
1.0 * math.cos(a[len(a) - 1, 2]),
1.0 * math.sin(a[len(a) - 1, 2]),
fc="r",
ec="k",
head_width=0.5,
head_length=0.5)
plt.plot(a[:, 0], a[:, 1], '-')
plt.show()
def main(arg):
if (len(arg)) == 1:
print "Usage: {0} input\n".format(arg[0])
exit()
p = 1
fig = plt.figure(figsize=(7, 7))
for file_in in arg[1:]:
avg = []
# try:
with open(file_in, "r") as csvfile:
#sorry to use blah, but I blanked on a name for this latest temp
dialect = csv.excel
dialect.skipinitialspace = True
blah = csv.reader(csvfile, dialect=dialect)
for row in blah:
r = map(float, row)
avg.append(100.0*r[0])
if (len(avg) == 0):
continue
print len(avg)
if (p <= 28):
if (len(arg) == 2):
ax = plt.subplot(1,1, p)
else:
ax = plt.subplot(7,4, p)
#ax = plt.subplot(2,2, p)
#plt.ylim(0,24)
box = ax.get_position()
ax.set_position([box.x0, box.y0, box.width, box.height*0.8])
x_val = range(0, (len(avg)))
x_val_exp = []
for x in x_val:
x_val_exp.append(math.pow(2, x+10))
plt.plot(x_val_exp, avg)
if (len(arg) == 2):
plt.xticks(fontsize=12)
plt.yticks(fontsize=12)
plt.rc('font', size=12)
else:
plt.xticks(fontsize=5)
plt.yticks(fontsize=5)
plt.rc('font', size=5)
ax.set_xscale('log', basex=2)
#plt.ticklabel_format(axis='x', style='plain')
for tick in ax.xaxis.get_major_ticks():
tick.label.set_rotation('vertical')
if 0 == 1:
#Approach 2 - Project points based on a uniformly decreasing line
ideal_m = (avg[-1] - avg[0]) / len(avg)
culum = avg[0]
proj = []
for a in avg:
proj.append(a - culum)
culum += ideal_m
accel = []
last = 0
for pr in proj:
accel.append(pr - last)
last = pr
#plt.plot(range(10,10 + (len(avg))), proj)
#plt.plot(range(10,10 + (len(avg))), accel)
i = 0
last = 0
first_green = 0
first_red = 0
for a in accel:
if i == 0:
i += 1
last = a
continue
if last / a < 0: #is last > 0 and a < 0 or vis versa
if (a > 0):
c = 'r'
if (first_red == 0):
first_red = i
else:
c = 'g'
if (first_green == 0):
first_green = i
# plt.axvline(i - 1 + 10, linewidth=1.25, color=c)
last = a
i += 1
arrow_pt = 0
if (first_green == 0 or first_red < first_green):
arrow_pt = first_red
else:
arrow_pt = first_green
if (arrow_pt < 3):
arrow_pt = 3
arrow_val = avg[arrow_pt]
arrow_pt = math.pow(2, arrow_pt)
plt.arrow(arrow_pt, arrow_val, arrow_pt, arrow_val + 1)
plt.axvline(arrow_pt, linewidth=1.25, color='r')
harmony_l = file_in.split('/')
file_in = harmony_l[-1]
harmony_l = file_in.split('.')
file_in = harmony_l[-2]
plt.title(file_in, fontsize=5)
p += 1
# plt.subplots_adjust(left=0.1, right =(0.1*max_threads))
plt.savefig( "temp.pdf")
plt.savefig( "temp.png")
