def main():
parser = build_parser()
options = parser.parse_args()
check_opts(options)
setup_log(options)
# args_pre = [
# options.data_dir,
# ]
kwargs_pre = {
"train_ratio": options.training_ratio,
# "val_ratio": options.validation_ratio,
}
X_train, y_train, X_val, y_val = preprocess(**kwargs_pre)
args = [
X_train, y_train,
X_val, y_val,
]
kwargs = {
"n_hidden1": options.n_hidden1,
"n_hidden2": options.n_hidden2,
"epochs": options.epochs,
"batch_size": options.batch_size,
"dropout_rate": options.dropout_rate,
"learning_rate": options.learning_rate
}
optimize(*args, **kwargs)
def main(t, pattern):
CO2_emission = 0
lngship_total = 0
hfoship_total = 0
mgoship_total = 0
data.set_t(t, pattern)
prob, var_inflow, var_outflow = optimize("cost", size, t)
opt_cost = pulp.value(prob.objective)
for v in prob.variables():
i = v.name.split('_')[1]
j = v.name.split('_')[3]
# 排出CO2量を計算
if 'lng_out' in v.name:
CO2_emission += v.varValue * CO2['lng']
elif 'hfo_out' in v.name:
CO2_emission += v.varValue * CO2['hfo']
elif 'mgo_out' in v.name:
CO2_emission += v.varValue * CO2['mgo']
# 各船舶の[隻・km]を算出
if ('lngship' in v.name) & ('out' in v.name):
lngship_total += v.varValue * distance.iloc[dict_rev[i],
dict_rev[j]]
elif ('scrbship' in v.name) & ('out' in v.name):
hfoship_total += v.varValue * distance.iloc[dict_rev[i],
dict_rev[j]]
elif ('ordship' in v.name) & ('out' in v.name):
mgoship_total += v.varValue * distance.iloc[dict_rev[i],
dict_rev[j]]
print("\n")
print("Status:", pulp.LpStatus[prob.status])
print("opt_cost: ", opt_cost, 'CO2_emission: ', CO2_emission, "\n")
print('lngship_total_ton*km: ', lngship_total, '[隻・km]')
print('hfoship_total_ton*km: ', hfoship_total, '[隻・km]')
print('mgoship_total_ton*km: ', mgoship_total, '[隻・km]')
print("\n")
# 最適化の結果得られる各変数の値を表示する
# for v in prob.variables():
# if v.varValue != 0:
# print(v.name, "=", v.varValue)
return opt_cost, prob, CO2_emission
dataspec_command = MADELON_spec.generate_dataspec_command() print netspec.to_string(dataspec_command) retcode = subprocess.check_call(dataspec_command) print 'data-spec reuslt:', retcode netgen_command = MADELON_spec.generate_netgen_command() print netspec.to_string(netgen_command) retcode = subprocess.check_call(netgen_command) print 'net-gen reuslt:', retcode # Setup opt lambdas = array([0.40, 2000.0]) fn = lambda x, item, epsilon: util.Gaussian_RBF_lambda(x, item, epsilon, lambdas) opt = optimize(RBF_func = fn) # First run super_transition_steps = 20000 # Starter run setup MADELON_spec.lf_step = 100 MADELON_spec.window_size = 4 MADELON_spec.epsilon = 0.02 MADELON_spec.repeat_iteration = 40 MADELON_spec.ceiling = 10 MADELON_spec.sample_sigmas = False MADELON_spec.use_decay = False MADELON_spec.negate = False
def tbn(ai
, height_map=None
, fdm=None
, a=None
, b=None
, output_size=None
, max_iter_time=4
, neighborhoods=[7,5,3]
, wrap='no'
, init_size=64
, init='random'
, init_log_dir=None
, log_dir='./log/'
, optimize_log_dir=None
, save_output=True
):
assert((output_size is None) ^ (b is None))
assert((a is None) == (b is None))
assert(init in ('random', 'smart'))
if height_map is not None:
assert(ai.shape[:2] == height_map.shape[:2])
height_map = height_map.reshape(height_map.shape + (1,))
ai = np.concatenate([ai,height_map], axis=2)
if fdm is not None:
assert(ai.shape[:2] == fdm.shape[:2])
if a is not None:
assert(a.shape[:2] == ai.shape[:2])
if output_size is None:
if b is not None:
output_size = b.shape[:2]
else:
output_size = ai.shape[:2]
assert(init_size <= output_size[0] and init_size <= output_size[1])
def log(filename, image):
if log_dir is not None:
Image.fromarray(image.astype(np.uint8)).save(log_dir + filename)
sizes = pyramid_sizes(init_size, ai.shape[:2], output_size)
_ai, _fdm, _a, _b = tbn_pyramid_level(sizes[0], ai, fdm, a, b)
if init == 'random':
color_init_b, init_b = random_init(_ai, sizes[0][1])
elif init == 'smart':
color_init_b, init_b = generate_initial_output(_ai,_a,_b,init_log_dir)
log('init_b.png', color_init_b)
bi, bi_rgb = optimize(_ai, init_b, _fdm, _a, _b,
max_iter_time, neighborhoods, wrap, optimize_log_dir)
old_size = sizes[0]
for new_size in sizes[1:]:
log('bi' + str(old_size[1]) + '.png', bi_rgb)
bi = upsample(bi, old_size, new_size)
_ai, _fdm, _a, _b = tbn_pyramid_level(new_size, ai, fdm, a, b)
bi, bi_rgb = optimize(_ai, bi, _fdm, _a, _b,
max_iter_time, neighborhoods, wrap, optimize_log_dir)
old_size = new_size
if save_output:
Image.fromarray(bi_rgb[:,:,:3].astype(np.uint8)).save('./bi.png')
if height_map is not None:
Image.fromarray(bi_rgb[:,:,3].astype(np.uint8)).save('./bhm.png')
return bi_rgb
#true = [{ 'theta' : np.dot( U.T , V1[i,:] ) , 'M' : 0.1*np.dot( U.T * V1[i,:] , U ) } for i in range(iii)]
#
#for t in true:
# w,v = eig( np.eye(t['M'].shape[0]) - t['M'] )
# print 'eig true M' , w.real
#
#trupar = true
#for i in range(5):
# trupar = optimize(init_params=trupar,args=data)
# callback_one(trupar,data)
#trupar = objective.inflate(trupar)
params = np.concatenate( [term.flatten(ip) for ip in init_params] )
for i in range(8):
params = optimize(init_params=params,args=data)
# callback_one(params,data)
#params = objective.inflate(params)
#optU = [param['theta'] for param in params]
#print
#print 'stimulus sigma : ', sigma
#print 'true ||subunit RF||^2 : ', np.sum(U*U,axis=1)
#print 'optimal ||subunit RF||^2 : ', [np.sum(optu*optu) for optu in optU]
#print
#
#def show(string,p):
# print 'log-likelihood of %s = %f barrier = %f ldet = %f minw = %f' \
# % ( string , objective.f(p,data), objective.barrier(p,data) ,
# objective.ldet(p,data) , np.min(objective.eigs(p,data)) )
def run(self):
self.preRun()
optimize(DefaultResDir, DefaultCdnDir)
self.postRun()
return 0
os.remove(file_remove)
print("Deleted " + file_remove)
def pretrain(**kwargs):
d = dsc.DeepSubspaceClustering(**kwargs)
if ('save_path' in kwargs):
clean(kwargs['save_path'].replace('{0:.4g}', '*.npz'))
return d.pre_loss, 1.0
opt_params = {'model':pretrain, 'dataset':'Coil20', 'n_rand':10, \
'hidden_dims':[256,64,256], 'sda_optimizer':'Adam', 'sda_decay':'none', 'weight_init':'sda-normal', \
'weight_init_params':{'epochs_max': 10000, \
'sda_printstep': -100, \
'validation_step': 10, \
'stop_criteria': 3}, \
'space': [Real(1.0E-05, 1.0E-01, "log-uniform", name='lr'), \
Integer(1, 200, name='batch_num')],
'save_path':"./saved/models/coil20/256.64_10000.10.3_{0:.4g}"}
data_loaded = loadmat("./saved/rescaled/" + opt_params.pop('dataset'))
opt_params['inputX'] = data_loaded['X']
opt_params['inputX_val'] = data_loaded['X_val']
result = optimize(forest_minimize,
opt_params,
100,
random_seed=0,
verb_model=False,
verb=True)
dump(result, "optims/pretrain/256.64_10000.10.3.opt")
def model(X_train,
Y_train,
X_test,
Y_test,
num_iterations=2000,
learning_rate=0.5,
print_cost=False):
"""
Builds the logistic regression model by calling the function you've implemented previously
Arguments:
X_train -- training set represented by a numpy array of shape (num_px * num_px * 3, m_train)
Y_train -- training labels represented by a numpy array (vector) of shape (1, m_train)
X_test -- test set represented by a numpy array of shape (num_px * num_px * 3, m_test)
Y_test -- test labels represented by a numpy array (vector) of shape (1, m_test)
num_iterations -- hyperparameter representing the number of iterations to optimize the parameters
learning_rate -- hyperparameter representing the learning rate used in the update rule of optimize()
print_cost -- Set to true to print the cost every 100 iterations
Returns:
d -- dictionary containing information about the model.
"""
### START CODE HERE ###
# initialize parameters with zeros (≈ 1 line of code)
w, b = initialize_with_zeros(X_train.shape[0])
# Gradient descent (≈ 1 line of code)
parameters, grads, costs = optimize(w,
b,
X_train,
Y_train,
num_iterations,
learning_rate,
print_cost=False)
# Retrieve parameters w and b from dictionary "parameters"
w = parameters["w"]
b = parameters["b"]
# Predict test/train set examples (≈ 2 lines of code)
Y_prediction_test = predict(w, b, X_test)
Y_prediction_train = predict(w, b, X_train)
### END CODE HERE ###
# Print train/test Errors
print("train accuracy: {} %".format(
100 - np.mean(np.abs(Y_prediction_train - Y_train)) * 100))
print("test accuracy: {} %".format(
100 - np.mean(np.abs(Y_prediction_test - Y_test)) * 100))
d = {
"costs": costs,
"Y_prediction_test": Y_prediction_test,
"Y_prediction_train": Y_prediction_train,
"w": w,
"b": b,
"learning_rate": learning_rate,
"num_iterations": num_iterations
}
return d
Real(1.0E-04, 1.0E-01, "log-uniform", name='lambda2'),
Real(1.0E+02, 1.0E+05, "log-uniform", name='lambda3')]}
init = {'model':run_model, 'n_rand':10, 'images_norm':images_norm, 'images_norm_val':images_norm_val, 'labels':labels, \
'load_path':load_path, 'hidden_dims':hidden_dims, 'trainC':True, 'giveC':False, \
'space': [Real(1.0E-05, 1.0E-02, "log-uniform", name='lr'), \
Integer(1, 200, name='batch_num'),
Real(1.0E+00, 1.0E+03, "log-uniform", name='alpha1'),
Real(1.0E-02, 1.0E+01, "log-uniform", name='lambda1'),
Real(1.0E-04, 1.0E-01, "log-uniform", name='lambda2'),
Real(1.0E+02, 1.0E+05, "log-uniform", name='lambda3')]}
print("1: SSC")
result = optimize(forest_minimize,
ssc,
100,
random_seed=0,
verb_model=False,
verb=True)
dump(result, "optims/train/1_SSC/256.64_10000.10.3.opt")
print("2: Autoencoder+SSC")
result = optimize(forest_minimize,
ae,
100,
random_seed=0,
verb_model=False,
verb=True)
dump(result, "optims/train/2_SSC+AE/256.64_10000.10.3.opt")
print("3: Global")
result = optimize(forest_minimize,
from optimize import *
import util
from numpy import *
from numpy.random import *
from matplotlib.pyplot import *
def objective(seq):
return float(0.5*cos(seq)+1)
lambdas = array([5])
fn = lambda x, item, epsilon: util.Gaussian_RBF_lambda(x, item, epsilon, lambdas)
opt = optimize(fn)
opt.bounds = [(2.0, 7.0)]
opt.num_basis = 50
opt.start_point = [3.0]
opt.maxeval = 100
opt.epsilons = arange(15.0, 16.0, 0.5)
opt.bf_opt_steps = [0.1]
opt.reinitialize()
seq = arange(2.0, 7.0, 0.1)
#y_value = -(0.5*seq*seq*seq - 0.1*seq*seq)
y_value = 0.5*cos(seq)+1.0
xs = []
ys = []
x = opt.start_point
for i in range(50):
# x = opt.direct(float(i+1)) # Use direct to optimize