def _process(self, element, key=None):
x, y = (element.dimension_values(i) for i in range(2))
x_dim, y_dim = (element.dimensions()[i] for i in range(2))
bins = self.p.bins
bins = np.array(bins)
# if bins is None:
# bins = 10
# if isinstance(bins, int):
# print(isdatetime(x))
# if isdatetime(x):
# bins = pd.date_range(x.min(), x.max(), periods=bins)
# else:
# bins = np.linspace(x.min(), x.max(), bins)
# elif isinstance(bins, list):
# bins = np.array(bins)
x_avg = bins[:-1] + np.diff(bins) / 2
y_avg, y16, y84 = (np.nan * np.zeros(len(x_avg)) for i in range(3))
for k, ll, ul in zip(range(len(x_avg)), bins[:-1], bins[1:]):
y_sel = y[(ll < x) & (x <= ul)]
y_avg[k] = self.p.avg_fun(y_sel)
y16[k] = np.nanquantile(y_sel, q=0.16)
y84[k] = np.nanquantile(y_sel, q=0.84)
errors = {
x_dim.name: x_avg,
y_dim.name: np.array(y_avg),
'y16': np.array(y_avg) - np.array(y16),
'y84': np.array(y84) - np.array(y_avg)
}
return hv.ErrorBars(errors, kdims=[x_dim], vdims=[y_dim, 'y16', 'y84'])
def get_gene_stats(xvals, col_idxs, tissues):
"""
Compute summary stats across all samples for a given gene & tissue
"""
xmin, xq1, xmed, xmean, xq3, xmax, xsd, xmad = [], [], [], [], [], [], [], []
for tissue in tissues.keys():
tidx = [col_idxs[s] for s in tissues[tissue] if s in col_idxs.keys()]
if len(tidx) > 0:
tvals = xvals[tidx]
xmin.append(np.nanmin(tvals))
xq1.append(np.nanquantile(tvals, q=0.25))
xmed.append(np.nanmedian(tvals))
xmean.append(np.nanmean(tvals))
xq3.append(np.nanquantile(tvals, q=0.75))
xmax.append(np.nanmax(tvals))
xsd.append(np.nanstd(tvals))
xmad.append(mad(tvals))
else:
xmin.append(np.nan)
xq1.append(np.nan)
xmed.append(np.nan)
xmean.append(np.nan)
xq3.append(np.nan)
xmax.append(np.nan)
xsd.append(np.nan)
xmad.append(np.nan)
return xmin, xq1, xmed, xmean, xq3, xmax, xsd, xmad
def plot_prop_pdf_stack(source):
pmh = ParmapHandler(source)
props = ['tkin', 'texc', 'ncol', 'sigm', 'vcen']
all_bins = [
np.linspace(lo, hi, 100) for lo, hi in [
(7.0, 25.0), # tkin, K
(2.7, 15.0), # texc, K
(12.0, 17.0), # ncol, log(cm^-2)
(0.0, 2.0), # sigm, km/s
(-3.0, 3.0), # vcen, km/s (relative)
]
]
fig, axes = plt.subplots(ncols=1, nrows=len(props), figsize=(4, 6))
for prop, bins, ax in zip(props, all_bins, axes):
data = pmh.get_hdu(prop, rel_velo=True).data
vals = data.flatten()
med = np.nanmedian(vals)
qlo = np.nanquantile(vals, 0.165)
qhi = np.nanquantile(vals, 0.835)
hist, _, _ = ax.hist(vals, bins=bins, density=True, color='0.3')
ax.vlines(
[qlo, med, qhi],
0,
hist.max(),
linestyles=['dotted', 'dashed', 'dotted'],
colors='red',
)
ax.set_xlim(bins.min(), bins.max())
ax.set_xlabel(pmh.get_label(prop))
ax.set_ylabel('PDF')
plt.tight_layout(h_pad=0.5)
save_figure(f'{source}_prop_pdf_stack', do_eps=False)
def replace_outliers_iqr(pivot_outliers, k):
'''Replace outliers using an iqr deviation method'''
pivot_no_outliers = pd.DataFrame(columns=pivot_outliers.columns,
index=pivot_outliers.index)
pivot_no_outliers.rename(columns={'with_outliers': 'without_outliers'},
level=0,
inplace=True)
for x in pivot_outliers.index:
values = pivot_outliers.loc[x, :].values
if np.nanstd(values) != 0 and np.isnan(values).sum() != len(values):
Q1 = np.nanquantile(values, 0.25)
Q3 = np.nanquantile(values, 0.75)
IQR = Q3 - Q1
LB = Q1 - k * IQR
UB = Q3 + k * IQR
new_values = np.where((values < LB) | (values > UB),
np.nanmedian(values), values)
else:
new_values = values
pivot_no_outliers.iloc[
pivot_outliers.index.get_loc(x), :] = new_values.astype('float')
return pivot_no_outliers
def _dfinfo(dataframe, asstring=True):
'''Returns a a dataframe with info about the given `dataframe`
'''
infocols = ['Min', 'Median', 'Max', '#NAs', '#<1Perc.', '#>99Perc.']
sum_df = odict()
# if _dfr.empty
for col in floatingcols(dataframe):
q01 = np.nanquantile(dataframe[col], 0.01)
q99 = np.nanquantile(dataframe[col], 0.99)
df1, df99 = dataframe[(dataframe[col] < q01)], dataframe[(dataframe[col] > q99)]
# segs1 = len(pd.unique(df1[ID_COL]))
# segs99 = len(pd.unique(df99[ID_COL]))
# stas1 = len(pd.unique(df1['station_id']))
# stas99 = len(pd.unique(df99['station_id']))
sum_df[col] = {
infocols[0]: np.nanmin(dataframe[col]),
infocols[1]: np.nanquantile(dataframe[col], 0.5),
infocols[2]: np.nanmax(dataframe[col]),
infocols[3]: (~np.isfinite(dataframe[col])).sum(),
infocols[4]: len(df1),
infocols[5]: len(df99)
# columns[5]: stas1 + stas99,
}
return pd.DataFrame(data=list(sum_df.values()),
columns=infocols,
index=list(sum_df.keys()))
def search_assemble_mld_radavg(wod_dbase,
lon_arr,
lat_arr,
kmrad=1e2,
crit=0.0528e0):
avg_mlds = []
std_mlds = []
min_mlds = []
max_mlds = []
for n, (lonc, latc) in enumerate(zip(lon_arr, lat_arr)):
print(n, lonc, latc)
locs = lonlat_inside_km_radius(wod_dbase['lon'], wod_dbase['lat'],
(lonc, latc), kmrad)
wod_loc_subset = wod_dbase[locs]
wod_loc_subset = quik_quality_control(wod_loc_subset)
print("found %s good profiles in area" % len(wod_loc_subset))
if len(wod_loc_subset) > 0:
vars_arr = derive_variables(wod_loc_subset, which_ones='all')
mlds = [
calc_mld(SA, CT, P, crit=crit) for SA, CT, P in zip(
vars_arr[0], vars_arr[1], wod_loc_subset['pres'])
]
avg_mlds.append(np.nanmedian(mlds))
std_mlds.append(np.nanstd(mlds))
min_mlds.append(np.nanquantile(mlds, .05))
max_mlds.append(np.nanquantile(mlds, .95))
return np.asarray(avg_mlds), np.asarray(std_mlds), np.asarray(
min_mlds), np.asarray(max_mlds)
def stat_summarizer(figure):
avg_perf = np.nanmean(figure)
min_perf = np.nanmin(figure)
q1_perf = np.nanquantile(figure, 0.25)
med_perf = np.nanmedian(figure)
q3_perf = np.nanquantile(figure, 0.75)
max_perf = np.nanmax(figure)
stdev = np.nanstd(figure)
medianabdev = stats.median_absolute_deviation(figure, nan_policy='omit')
sharpe = avg_perf / stdev
sharpemad = med_perf / medianabdev
finaldict = {
'avg_perf': avg_perf,
'med_perf': med_perf,
'stdev': stdev,
'medianabdev': medianabdev,
'min_perf': min_perf,
'max_perf': max_perf,
'q1_perf': q1_perf,
'q3_perf': q3_perf,
'sharpe': sharpe,
'sharpemad': sharpemad
}
return finaldict
def _make_area_buffer(d_x, d_y, q=1):
n_rows, n_cols = d_y.shape
with np.errstate(divide='ignore'):
y_min = np.nanquantile(d_y, 1 - q, 0)
y_max = np.nanquantile(d_y, q, 0)
# mean = np.nanmedian(d_y)
# y_min[np.isnan(y_min)] = mean
# y_max[np.isnan(y_max)] = mean
masks = using_clump(y_min)
# polygon = np.concatenate((np.dstack((d_x,y_max))[0],np.dstack((d_x[::-1],y_min[::-1]))[0]))
mesh_vertice = []
mesh_face = []
last_index = 0
for m in masks:
_max = np.vstack((d_x[m], y_max[m])).T
_min = np.vstack((d_x[m][::-1], y_min[m][::-1])).T
# p = np.concatenate((_max,_min)).tolist()
mv, mf = polygon2mesh(_max, _min)
if len(mf) == 0:
continue
mf += last_index
mesh_vertice.append(mv)
mesh_face.append(mf)
last_index = mf[-1, -1] + 1
if len(mesh_vertice) == 0:
return None, None
return np.concatenate(mesh_vertice), np.concatenate(mesh_face)
def bootstrap_ci(estimate,
straps,
alpha=0.05,
method='pivot',
axis=0,
stack=True):
"""
Return pivot CIs
This confidence interval returned is a pivotal CIs,
C_l = 2 T - Q(1-α/2)
C_u = 2 T - Q(α/2)
where T is the estimator for the stastistic T, and α is the confidence level,
and Q(x) is the empirical x percentile across the bootstraps.
"""
qlower, qupper = (np.nanquantile(straps, alpha / 2, axis=axis),
np.nanquantile(straps, 1 - alpha / 2, axis=axis))
if method == 'percentile':
CIs = qlower, estimate, qupper
elif method == 'pivot':
CIs = 2 * estimate - qupper, estimate, 2 * estimate - qlower
else:
raise ValueError("method must be either 'pivot' or 'percentile'")
if stack:
return np.stack(CIs)
return CIs
def stat_summarizer_old(figure):
avg_perf = np.nanmean(figure)
min_perf = np.nanmin(figure)
q1_perf = np.nanquantile(figure, 0.25)
med_perf = np.nanmedian(figure)
q3_perf = np.nanquantile(figure, 0.75)
max_perf = np.nanmax(figure)
iqr_perf = q3_perf - q1_perf
max_min = max_perf - min_perf
maxq3 = max_perf - q3_perf
q1min = q1_perf - min_perf
stdev = np.nanstd(figure)
medianabdev = stats.median_absolute_deviation(figure, nan_policy='omit')
finaldict = {
'avg_perf': avg_perf,
'min_perf': min_perf,
'q1_perf': q1_perf,
'med_perf': med_perf,
'q3_perf': q3_perf,
'max_perf': max_perf,
'iqr_perf': iqr_perf,
'max_min': max_min,
'maxq3': maxq3,
'q1min': q1min,
'stdev': stdev,
'medianabdev': medianabdev
}
return finaldict
def _inlier_range(series):
low = np.nanquantile(series, 0.01)
high = np.nanquantile(series, 0.99)
assert low <= high
# the two is a complete hack
inner_range = (high - low) / 2
return low - inner_range, high + inner_range
def scatter_plot_by_wind(wind_low_threshold, wind_up_threshold, x, y,
raster_variable_name, station_name):
sns.set(rc={'figure.figsize': (9, 5)})
sns.set_theme(style="white")
scatter_file = os.path.join(
dir_comparison_plots,
raster_variable_name + "_wind_%s_%s_station_%s_scatterplot.png" %
(wind_low_threshold, wind_up_threshold, station_name))
# scatterplot
if len(x) == 0 or len(y) == 0:
return
try:
m, b = np.polyfit(x, y, 1)
except np.linalg.LinAlgError: # only zeros (nans)
return
regress = linregress(x, y)
plt.plot(x, m * x + b, color="#2b2b2b")
sns.scatterplot(x, y, color="#c404ab")
plt.axes().xaxis.set_tick_params(labelsize=8)
plt.axes().yaxis.set_tick_params(labelsize=8)
plt.text(np.nanquantile(x, [0.025])[0],
np.nanquantile(y, [0.9])[0],
"Lin. regression\nr-value: %s\nslope: %s" %
(np.round(regress.rvalue, 2), np.round(regress.slope, 2)),
fontsize=8)
plt.ylabel("S2 trucks")
plt.xlabel(raster_variable_name)
plt.title("UBA station %s | Wind direction %s-%s" %
(station_name, wind_low_threshold, wind_up_threshold))
plt.savefig(scatter_file, dpi=300)
plt.close()
def thr_IQR(x, times=3, series=False, exclude_zero=True):
"""
if series is True, the last axis should be series
"""
if series is False:
x = x[..., None]
if exclude_zero is True:
qu = np.asarray([
np.nanquantile(x[..., i][x[..., i] != 0], 0.75)
for i in range(x.shape[-1])
])
ql = np.asarray([
np.nanquantile(x[..., i][x[..., i] != 0], 0.25)
for i in range(x.shape[-1])
])
else:
qu = np.asarray(
[np.nanquantile(x[..., i], 0.75) for i in range(x.shape[-1])])
ql = np.asarray(
[np.nanquantile(x[..., i], 0.25) for i in range(x.shape[-1])])
x_post = copy.deepcopy(x)
x_post[x_post > (qu + times * (qu - ql))] = np.nan
x_post[x_post < (ql - times * (qu - ql))] = np.nan
if series is False:
return x_post[..., 0]
else:
return x_post
def _dfinfo(dataframe):
'''Returns a dataframe with statistical info about the given `dataframe`
'''
infocols = ['Min', 'Median', 'Max', '#NAs', '#<1Perc.', '#>99Perc.']
defaultcolvalues = [np.nan, np.nan, np.nan, 0, 0, 0]
sum_df = odict()
# if _dfr.empty
for col in floatingcols(dataframe):
colvalues = defaultcolvalues
if not dataframe.empty:
q01 = np.nanquantile(dataframe[col], 0.01)
q99 = np.nanquantile(dataframe[col], 0.99)
df1, df99 = dataframe[(dataframe[col] <
q01)], dataframe[(dataframe[col] > q99)]
colvalues = [
np.nanmin(dataframe[col]), # Min
np.nanquantile(dataframe[col], 0.5), # Median
np.nanmax(dataframe[col]), # Max
(~np.isfinite(dataframe[col])).sum(), # #NAs
len(df1), # #<1Perc.
len(df99) # @>99Perc.
]
sum_df[col] = {i: v for i, v in zip(infocols, colvalues)}
return pd.DataFrame(data=list(sum_df.values()),
columns=infocols,
index=list(sum_df.keys()))
def _get_target_neighbors(self, df_sched_expected_, n_neighbors=2):
agg_funcs = {'mean': lambda x: np.mean(x, axis=1),
'min': lambda x: np.min(x, axis=1),
'max': lambda x: np.max(x, axis=1),
'q25': lambda x: np.nanquantile(x, 0.25, axis=1),
'median': lambda x: np.nanquantile(x, 0.5, axis=1),
'q75': lambda x: np.nanquantile(x, 0.75, axis=1),
'std': lambda x: np.std(x, axis=1),
# 'mean_diff': lambda x: np.nanmean(np.diff(x.fillna(method='pad', axis=1), axis=1), axis=1),
'count': lambda x: np.sum(~np.isnan(x), axis=1),
'sum': lambda x: np.sum(x, axis=1)}
df_sim = pd.DataFrame()
print(f"Calculating aggregate statistics for {self.target_value} behavior.")
for agg in agg_funcs.keys():
func = agg_funcs[agg]
df_sim[agg] = func(df_sched_expected_)
X_sim, _ = self._pca_reduction(df_sim)
print(f"Computing {self.target_value} nearest neighbors by similarity in aggregate statistics.")
neighbors = NearestNeighbors(n_neighbors=n_neighbors)
neighbors.fit(X_sim)
distances, indices = neighbors.kneighbors(X_sim)
return distances, indices
def scatterplot(xs, ys, xlabel, ylabel, id_line=False, linewidth=1, ax=None):
"""
General scatterplot function
:param xs:
:type xs: array-like
:param ys:
:type ys: array-like
:param xlabel:
:param ylabel:
:param id_line: boolean, whether or not to plot identity line
:param linewidth:
:param ax:
:return: figure handle or Axes object
"""
return_fig = False
if ax is None:
fig, ax = plt.subplots(1, 1, figsize=(4, 4))
return_fig = True
if id_line:
lmin = np.nanmin([np.nanquantile(xs, 0.01), np.nanquantile(ys, 0.01)])
lmax = np.nanmax([np.nanquantile(xs, 0.99), np.nanquantile(ys, 0.99)])
ax.plot([lmin, lmax], [lmin, lmax], '-', color=[0.7, 0.7, 0.7], linewidth=linewidth)
ax.scatter(xs, ys, marker='.', s=150, edgecolors=[1, 1, 1], alpha=1.0, color='k')
ax.set_xlabel(xlabel)
ax.set_ylabel(ylabel)
ax.spines['top'].set_visible(False)
ax.spines['right'].set_visible(False)
if return_fig:
plt.show()
return fig
else:
return ax
def quick_min_max(x, q=None):
"""Estimate the min/max values of input by down-sampling.
:param numpy.ndarray x: data, 2D array for now.
:param float/None q: quantile when calculating the min/max, which
must be within [0, 1].
:return tuple: (min, max)
"""
if not isinstance(x, np.ndarray):
raise TypeError("Input must be a numpy.ndarray!")
if x.ndim != 2:
raise ValueError("Input must be a 2D array!")
while x.size > 1e5:
sl = [slice(None)] * x.ndim
sl[np.argmax(x.shape)] = slice(None, None, 2)
x = x[tuple(sl)]
if q is None:
return np.nanmin(x), np.nanmax(x)
if q < 0.5:
q = 1 - q
# Let np.nanquantile to handle the case when q is outside [0, 1]
# caveat: nanquantile is about 30 times slower than nanmin/nanmax
return np.nanquantile(x, 1 - q, interpolation='nearest'), \
np.nanquantile(x, q, interpolation='nearest')
def silverman_bw(x):
import numpy as np
s = np.nanstd(x)
IQR = np.nanquantile(df.iloc[:, 0], .75) - np.nanquantile(
df.iloc[:, 0], .25)
A = np.min([s, IQR / 1.349])
n = np.count_nonzero(~np.isnan(x))
return 0.9 * A * (n**(-0.2))
def getBounds(varName, data=[]):
bounds = (None, None)
if len(data) > 0:
data = data.flatten()
bounds = (np.nanquantile(data, 0.05), np.nanquantile(data, 0.95))
else:
bounds = getBoundsEx(varName)
return bounds
def measurement(predictions, signals, supervision_type = "classification", **args):
"""
"""
if supervision_type == "classification":
return np.mean(predictions - signals == 0)
elif supervision_type == "l2":
return np.mean(np.square(predictions - signals)) * 0.5
elif supervision_type == "hit-MR":
top_K = args["top_K"]
info_df = args["info_df"]
item_info_dict = dict(zip(list(info_df.take([0], axis = 1).values.flatten()), list(info_df.take([1], axis = 1).values.flatten())))
n_usrs = signals.shape[0]
n_results = len(top_K) + 1
results = np.zeros((n_usrs, n_results))
start_time = time.time()
for idx, row in signals.iterrows():
try:
retrieved_items = [item_info_dict[item_id] for item_id in predictions[row["usr_id"]][0].split(",") if item_id in item_info_dict]
n_level, n_trigger_item = predictions[row["usr_id"]][1]
test_items = set([item_info_dict[item_id] for item_id in row["test_item"].split(",") if item_id in item_info_dict])
n_test = len(test_items)
assert n_trigger_item >= 1
assert n_test >= 1
except:
results[idx] = np.array([np.nan] * n_results)
continue
n_total_retrieved = n_level * n_trigger_item
# compute hit scores
for j, K in enumerate(top_K):
bucket_size = int(np.ceil(int(K) * 1.0/n_trigger_item)) * n_trigger_item
results[idx][j] = len(test_items.intersection(set(retrieved_items[: bucket_size])))/n_test
# compute mean rank
for itm in test_items:
if itm in retrieved_items:
results[idx][n_results - 1] += (int(retrieved_items.index(itm)/n_trigger_item) + 0.5) * n_trigger_item
else:
results[idx][n_results - 1] += n_total_retrieved
results[idx][n_results - 1] = results[idx][n_results - 1]/n_test
if idx % 10000 == 0:
print("User id: {idx}; Elapsed time: {elapsed_time}s.".format(idx = idx, elapsed_time = time.time() - start_time))
return {'mean': np.nanmean(results, axis = 0),\
'std': np.nanstd(results, axis = 0),\
'Q25': np.nanquantile(results, 0.25, axis = 0),\
'Q50': np.nanquantile(results, 0.5, axis = 0),\
'Q75': np.nanquantile(results, 0.75, axis = 0),\
'Q90': np.nanquantile(results, 0.9, axis = 0),\
'Q95': np.nanquantile(results, 0.95, axis = 0)}
def qq_correction(df_m, estacion):
'''
This function receives dataframes of model correct the values
using the quantile-quantile technique.
The df_m DataFrame MUST contain two columns:
Fecha: The date in a datetime format Pandas
Variable: The values of the variable
This function retrieves the historical values of model and observation
and generate the ECDF for both of them.
After this, for each value in df_m, it adds a new column, with the
corrected value.
Reference: Boe et al., 2007. 'Statistical and dynamical downscaling of the
Seine basin climate for hydro-meteorological studies'
'''
# Check columns
columnas = df_m.columns
list2 = ['Fecha', 'tmax', 'tmin', 'radsup', 'velviento', 'hr']
result = any(elem in columnas for elem in list2)
if result and len(columnas) == 2:
print(' ################# Correccion Q-Q ', columnas[-1],
' #################')
tot_val = len(df_m)
df_m = df_m.assign(month=pd.DatetimeIndex(df_m.loc[:, 'Fecha']).month)
corrected_values = np.empty(tot_val)
corrected_values[:] = np.nan
# Limit for CDF
cdf_limite = .99999999
# Go for each row with data and make the correction according to month
df_m.reset_index(drop=True, inplace=True)
for index, row in df_m.iterrows():
ecdf_m, datos_m, ecdf_o, datos_o = get_ecdf(
columnas[-1], estacion, row.month)
dato = row[columnas[-1]] #Last column is data, first is Fecha
p = ecdf_m(dato)
if p > cdf_limite:
p = cdf_limite
corr_o = np.nanquantile(datos_o, p, interpolation='linear')
corr_m = np.nanquantile(datos_m, p, interpolation='linear')
corrected_values[index] = dato + (corr_o - corr_m)
# End of Loop
df_out = df_m.loc[:, [columnas[0], columnas[1]]].copy()
df_out = df_out.assign(corregido=corrected_values)
df_out.columns = ['Fecha', columnas[-1], columnas[-1] + '_corr']
return df_out
else:
err_txt = '''
########### ERROR ##############\n
No estan todas las columnas para hacer correccion Q-Q con datos.\n
exit()\n
################################
'''
print(err_txt)
exit()
def main(args=None):
"""
Main function to generate the polarization plot.
"""
args = parse_arguments().parse_args(args)
matplotlib.rcParams['pdf.fonttype'] = 42
pc1 = pd.read_table(args.pca,
header=None,
sep="\t",
dtype={
0: "object",
1: "Int64",
2: "Int64",
3: "float32"
})
pc1 = pc1.rename(columns={0: "chr", 1: "start", 2: "end", 3: "pc1"})
if args.outliers != 0:
quantile = [args.outliers / 100, (100 - args.outliers) / 100]
boundaries = np.nanquantile(pc1['pc1'].values.astype(float), quantile)
quantiled_bins = np.linspace(boundaries[0], boundaries[1],
args.quantile)
else:
quantile = [j / (args.quantile - 1) for j in range(0, args.quantile)]
quantiled_bins = np.nanquantile(pc1['pc1'].values.astype(float),
quantile)
pc1["quantile"] = np.searchsorted(quantiled_bins,
pc1['pc1'].values.astype(float),
side="right")
pc1.loc[pc1["pc1"] == np.nan]["quantile"] = args.quantile + 1
polarization_ratio = []
output_matrices = []
labels = []
for matrix in args.obsexp_matrices:
obs_exp = hm.hiCMatrix(matrix)
pc1["bin_id"] = pc1.apply(lambda row: get_indices(obs_exp, row),
axis=1)
name = ".".join(matrix.split("/")[-1].split(".")[0:-1])
labels.append(name)
normalised_sum_per_quantile = count_interactions(
obs_exp, pc1, args.quantile, args.offset)
normalised_sum_per_quantile = np.nan_to_num(
normalised_sum_per_quantile)
if args.outputMatrix:
output_matrices.append(normalised_sum_per_quantile)
polarization_ratio.append(
within_vs_between_compartments(normalised_sum_per_quantile,
args.quantile))
if args.outputMatrix:
np.savez(args.outputMatrix, [matrix for matrix in output_matrices])
plot_polarization_ratio(polarization_ratio, args.outputFileName, labels,
args.quantile)
def _quantile(arr, q):
if arr.ndim == 1:
out = np.empty((q.size, ), dtype=arr.dtype)
out[:] = np.nanquantile(arr, q)
else:
out = np.empty((arr.shape[0], q.size), dtype=arr.dtype)
for index in range(out.shape[0]):
out[index] = np.nanquantile(arr[index], q)
return out
def getmidr(traj, thr):
coords = np.reshape(traj, (-1, 2))
minx = np.nanquantile(coords[:, 0], thr)
maxx = np.nanquantile(coords[:, 0], 1 - thr)
miny = np.nanquantile(coords[:, 1], thr)
maxy = np.nanquantile(coords[:, 1], 1 - thr)
mid = np.array([(maxx + minx) / 2, (maxy + miny) / 2])
r = np.sqrt((coords[:, 0] - mid[0])**2 + (coords[:, 1] - mid[1])**2)
return mid, np.nanquantile(r, 1 - thr)
def fit(self, X: Union[np.ndarray, pd.DataFrame], y=None):
assert self.factor >= 0
X_ = np.asarray(X)
self.mean_ = np.nanmedian(X_, axis=0)
self.high_q_ = np.nanquantile(X_, self.high_quantile, axis=0)
self.low_q_ = np.nanquantile(X_, self.low_quantile, axis=0)
self.high_ = (self.high_q_ - self.mean_) * self.factor + self.mean_
self.low_ = (self.low_q_ - self.mean_) * self.factor + self.mean_
return self
def histme(x, y, color, **kwargs):
rbins = (np.array([8, 5.7]) * 20).astype(int)
# plotrange = [[np.nanquantile(x, .0005), np.nanquantile(x, .9995)],
# [np.nanquantile(y, .0005), np.nanquantile(y, .9995)]]
plotrange = [[np.nanquantile(x, .0005),
np.nanquantile(x, .9995)], [0.01, 0.99]]
# plt.hist2d(x, y, range=plotrange, bins=rbins, norm=colors.LogNorm(), cmap="Blues")
plt.hist2d(x, y, range=plotrange, bins=rbins, cmap="Blues")
plt.ylim(0, 1)
def __init__(self, *args, **kwargs):
tkinter.Tk.__init__(self, *args, **kwargs)
self.resizable(width=False, height=False)
self.funkcje = ('Wskaźnik skośności', 'Pozycyjny wskaźnik skośności',
'Pozycyjny współczynnik asymetrii',
'Klasyczny współczynnik asymetrii',
'Współczynnik kurtozy', 'Współczynnik ekscesu')
self.save = []
for x in range(len(selected_header)):
sko = stats.skew(selected_data.iloc[:, x])
y = np.sort(selected_data.iloc[:, x])
poz_sko = np.nanquantile(y, q=0.75) + np.nanquantile(
y, q=0.25) - 2 * (np.nanmedian(y))
poz_asy = poz_sko / (np.nanquantile(y, q=0.75) -
np.nanquantile(y, q=0.25))
mean = np.nanmean(selected_data.iloc[:, x])
a = 0
for i in range(selected_data.shape[0]):
a = a + ((selected_data.iloc[i, x] - mean)**3)
m3 = a / selected_data.shape[0]
kla_asy = m3 / (np.nanstd(selected_data.iloc[:, x])**3)
kurtoza = stats.kurtosis(selected_data.iloc[:, x],
axis=0,
fisher=False)
k1 = (stats.kurtosis(
selected_data.iloc[:, x], axis=0, fisher=False)) - 3
self.Wyniki = []
self.Wyniki.append(sko)
self.Wyniki.append(poz_sko)
self.Wyniki.append(poz_asy)
self.Wyniki.append(kla_asy)
self.Wyniki.append(kurtoza)
self.Wyniki.append(k1)
self.save.append(self.Wyniki)
wypelanianie_tabeli_w_petli(len(self.funkcje), self, x)
tworzenie_tabel_w_petli(selected_header, self, poziom='True')
tworzenie_tabel_w_petli(self.funkcje, self, poziom='False')
self.l1 = Button(self, text='Zapisz wyniki', command=self.zapisz)
self.l1.grid(row=len(self.funkcje) + 3,
column=len(selected_header) + 1,
pady=10,
sticky=W)
self.wolny = Label(self, text=' ', padx=10, pady=10)
self.wolny.grid(row=len(self.funkcje) + 3,
column=len(selected_header) + 3)
def list_aggregator(aggregatemethod, all_data):
# AGGREGATE METHOD
if aggregatemethod == 'mean':
answer = np.nanmean(all_data)
if aggregatemethod == 'median':
answer = np.nanmedian(all_data)
if aggregatemethod == 'minimum':
answer = np.nanmin(all_data)
if aggregatemethod == 'q1':
answer = np.nanquantile(all_data, 0.25)
if aggregatemethod == 'q3':
answer = np.nanquantile(all_data, 0.75)
if aggregatemethod == 'maximum':
answer = np.nanmax(all_data)
if aggregatemethod == 'stdev':
answer = np.nanstd(all_data)
if aggregatemethod == 'medianabdev':
answer = stats.median_absolute_deviation(all_data, nan_policy='omit')
if aggregatemethod == 'iqr':
q1_perf = np.nanquantile(all_data, 0.25)
q3_perf = np.nanquantile(all_data, 0.75)
answer = q3_perf - q1_perf
if aggregatemethod == 'range':
min_perf = np.nanmin(all_data)
max_perf = np.nanmax(all_data)
answer = max_perf - min_perf
if aggregatemethod == 'maxq3':
max_perf = np.nanmax(all_data)
q3_perf = np.nanquantile(all_data, 0.75)
answer = max_perf - q3_perf
if aggregatemethod == 'q1min':
q1_perf = np.nanquantile(all_data, 0.25)
min_perf = np.nanmin(all_data)
answer = q1_perf - min_perf
if aggregatemethod == 'q3q1avg':
q1_perf = np.nanquantile(all_data, 0.25)
q3_perf = np.nanquantile(all_data, 0.75)
answer = (q3_perf + q1_perf) / 2
if aggregatemethod == 'q3q1avgoveriqr':
q1_perf = np.nanquantile(all_data, 0.25)
q3_perf = np.nanquantile(all_data, 0.75)
iqr = q3_perf - q1_perf
answer = ((q3_perf + q1_perf) / 2) / iqr
if aggregatemethod == 'maxminavg':
min_perf = np.nanmin(all_data)
max_perf = np.nanmax(all_data)
answer = (max_perf + min_perf) / 2
if aggregatemethod == 'maxminavgoverrange':
min_perf = np.nanmin(all_data)
max_perf = np.nanmax(all_data)
maxmin = max_perf - min_perf
answer = ((max_perf + min_perf) / 2) / maxmin
return answer
def calc_weights(pop, urban, ntl, targets, more, access):
"""
"""
# The calculated weights for each segment will go here
if access["urban"] > 0.9:
weights = np.ones_like(pop) * access["rural"]
weights[urban >= 2] = access["urban"]
return weights
weights = np.zeros_like(pop)
# Investigate each combination of urban/rural and four quartiles
# of population density
for loc in ["urban", "rural"]:
for q in [0.25, 0.5, 0.75, 1]:
# Values of 2 and 3 are considered urban
if loc == "urban":
condition_del = urban < 3
access_level = access["urban"]
else:
condition_del = urban >= 3
access_level = access["rural"]
# Ignore errors from doing arr[arr < x] with nan values
with np.errstate(invalid="ignore"):
pop_temp = np.copy(pop) # local copy of pop for this loop
pop_temp[condition_del] = np.nan # remove urban/rural
pop_temp[targets == 0] = np.nan # remove not electrified
# Filter to only keep this quartile
quant_below = np.nanquantile(pop_temp, q - 0.25)
quant = np.nanquantile(pop_temp, q)
pop_temp[pop_temp <= quant_below] = np.nan
pop_temp[pop_temp > quant] = np.nan
# Get the average brightness per person of the top x% for this quartile
# Where x is the rural/urban access rate
ntl_per_pop = ntl / pop_temp
ntl_quant = min(max(1 - access_level - more[loc][q], 0), 1)
ntl_cut = np.nanquantile(ntl_per_pop, ntl_quant)
# Create a weights array and assign values accoring to the formula below
w = np.zeros_like(pop)
w = 1 - (ntl_cut - ntl_per_pop) / ntl_cut
w[w > 0.95] = 0.95 # limit values to max 1
w[np.isnan(w)] = 0
# Add the sucessive weights to the main array
weights += w
return weights
def test_no_p_overwrite(self):
# this is worth retesting, because quantile does not make a copy
p0 = np.array([0, 0.75, 0.25, 0.5, 1.0])
p = p0.copy()
np.nanquantile(np.arange(100.), p, interpolation="midpoint")
assert_array_equal(p, p0)
p0 = p0.tolist()
p = p.tolist()
np.nanquantile(np.arange(100.), p, interpolation="midpoint")
assert_array_equal(p, p0)
def test_no_p_overwrite(self):
# this is worth retesting, beause quantile does not make a copy
p0 = np.array([0, 0.75, 0.25, 0.5, 1.0])
p = p0.copy()
np.nanquantile(np.arange(100.), p, interpolation="midpoint")
assert_array_equal(p, p0)
p0 = p0.tolist()
p = p.tolist()
np.nanquantile(np.arange(100.), p, interpolation="midpoint")
assert_array_equal(p, p0)
def test_regression(self):
ar = np.arange(24).reshape(2, 3, 4).astype(float)
ar[0][1] = np.nan
assert_equal(np.nanquantile(ar, q=0.5), np.nanpercentile(ar, q=50))
assert_equal(np.nanquantile(ar, q=0.5, axis=0),
np.nanpercentile(ar, q=50, axis=0))
assert_equal(np.nanquantile(ar, q=0.5, axis=1),
np.nanpercentile(ar, q=50, axis=1))
assert_equal(np.nanquantile(ar, q=[0.5], axis=1),
np.nanpercentile(ar, q=[50], axis=1))
assert_equal(np.nanquantile(ar, q=[0.25, 0.5, 0.75], axis=1),
np.nanpercentile(ar, q=[25, 50, 75], axis=1))
def array_nanquantile_global(arr, q):
return np.nanquantile(arr, q)
def time_nanquantile(self, array_size, percent_nans):
np.nanquantile(self.arr, q=0.2)
def test_basic(self):
x = np.arange(8) * 0.5
assert_equal(np.nanquantile(x, 0), 0.)
assert_equal(np.nanquantile(x, 1), 3.5)
assert_equal(np.nanquantile(x, 0.5), 1.75)
