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Made fig_features_cross_species.pdf.

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2026-04-30 16:02:51 +02:00
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@@ -763,6 +763,15 @@ the signal for reliable song recognition.
\end{figure}
\FloatBarrier
\begin{figure}[!ht]
\centering
\includegraphics[width=\textwidth]{figures/fig_features_cross_species.pdf}
\caption{\textbf{Inter- and intraspecific feature variability.}
}
\label{fig:cross_species}
\end{figure}
\FloatBarrier
\begin{figure}[!ht]
\centering
\includegraphics[width=\textwidth]{figures/fig_invariance_field.pdf}

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@@ -9,9 +9,9 @@ target_species = [
# 'Chorthippus_mollis',
# 'Chrysochraon_dispar',
# 'Euchorthippus_declivus',
# 'Gomphocerippus_rufus',
'Gomphocerippus_rufus',
'Omocestus_rufipes',
# 'Pseudochorthippus_parallelus',
'Pseudochorthippus_parallelus',
]
stages = ['filt', 'env', 'log', 'inv', 'conv', 'feat']
search_path = '../data/inv/full/'

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@@ -0,0 +1,425 @@
import plotstyle_plt
import numpy as np
import matplotlib.pyplot as plt
from itertools import product
from scipy.stats import ttest_ind
from thunderhopper.modeltools import load_data
from thunderhopper.filetools import search_files
from thunderhopper.filtertools import find_kern_specs
from misc_functions import shorten_species
from color_functions import load_colors
from plot_functions import hide_ticks, xlabel, ylabel
from IPython import embed
# GENERAL SETTINGS:
cross_species = [
# 'Chorthippus_biguttulus',
# 'Chorthippus_mollis',
# 'Chrysochraon_dispar',
# 'Euchorthippus_declivus',
'Gomphocerippus_rufus',
'Omocestus_rufipes',
'Pseudochorthippus_parallelus',
]
n_spec = len(cross_species)
example_files = {
'Chorthippus_biguttulus': 'Chorthippus_biguttulus_GBC_94-17s73.1ms-19s977ms',
'Chorthippus_mollis': 'Chorthippus_mollis_DJN_41_T28C-46s4.58ms-1m15s697ms',
'Chrysochraon_dispar': 'Chrysochraon_dispar_DJN_26_T28C_DT-32s134ms-34s432ms',
'Euchorthippus_declivus': 'Euchorthippus_declivus_FTN_79-2s167ms-2s563ms',
'Gomphocerippus_rufus': 'Gomphocerippus_rufus_FTN_91-3-884ms-10s427ms',
'Omocestus_rufipes': 'Omocestus_rufipes_DJN_32-40s724ms-48s779ms',
'Pseudochorthippus_parallelus': 'Pseudochorthippus_parallelus_GBC_88-6s678ms-9s32.3ms'
}
in_species = [
'Chorthippus_biguttulus',
'Chorthippus_mollis',
'Chrysochraon_dispar',
'Euchorthippus_declivus',
'Gomphocerippus_rufus',
'Omocestus_rufipes',
'Pseudochorthippus_parallelus',
][5]
save_path = '../figures/fig_features_cross_species.pdf'
# ANALYSIS SETTINGS:
thresh_rel = np.array([0, 0.5, 1, 1.5, 2, 2.5, 3])[4]
single_spec_file = True # Only use example files for cross-species comparison
equalize_spec_files = False # Prune to minimum available across species
n_song = n_spec#None # Limit to n first songs of in-species dataset (None for all)
color_kern_types = True
calculate_regression = True
test_regression = True
# SUBSET SETTINGS:
types = np.array([1, -1, 2, -2, 3, -3, 4, -4, 5, -5, 6, -6, 7, -7, 8, -8, 9, -9, 10, -10])
# types = [1, -1, 2, -2, 3, -3, 4, -4, 5, -5, 6, -6, 7, -7, 8, -8, 9, -9, 10, -10]
sigmas = np.array([0.001, 0.002, 0.004, 0.008, 0.016, 0.032])
# sigmas = [0.001, 0.002, 0.004, 0.008, 0.016, 0.032]
kernels = None
reduce_kernels = any(var is not None for var in [kernels, types, sigmas])
# GRAPH SETTINGS:
fig_kwargs = dict(
figsize=(32/2.54, 32/2.54),
)
spec_grid_kwargs = dict(
wspace=0.1,
hspace=0.1,
left=0.07,
right=0.93,
bottom=0.07,
top=0.93,
)
song_grid_kwargs = dict(
wspace=0.1,
hspace=0.1,
left=spec_grid_kwargs['left'],
right=spec_grid_kwargs['right'],
bottom=spec_grid_kwargs['bottom'],
top=spec_grid_kwargs['top'],
)
# PLOT SETTINGS:
kern_colors = load_colors('../data/feat_colors_all.npz')
fs = dict(
lab_norm=16,
lab_tex=20,
letter=22,
tit_norm=16,
tit_tex=20,
bar=16,
)
label_song_prefix = ['song ', ''][0]
xlab_low_kwargs = dict(
y=0.01,
fontsize=fs['lab_norm'],
ha='center',
va='bottom',
fontstyle='italic',
)
xlab_up_kwargs = dict(
y=0.99,
fontsize=fs['lab_norm'],
ha='center',
va='top',
)
ylab_low_kwargs = dict(
x=0.01,
fontsize=fs['lab_norm'],
ha='center',
va='top',
fontstyle='italic',
)
ylab_up_kwargs = dict(
x=0.99,
rotation=270,
fontsize=fs['lab_norm'],
ha='center',
va='top',
)
loc = 0.5
dot_spec_kwargs = dict(
ls='none',
marker='o',
mec='w',
ms=6,
mew=0.5,
alpha=1,
zorder=2,
)
dot_song_kwargs = dict(
ls='none',
marker='o',
mec='w',
ms=6,
mew=0.5,
alpha=1,
zorder=2,
)
if not color_kern_types:
dot_spec_kwargs['mfc'] = 'k'
dot_song_kwargs['mfc'] = 'k'
diag_fig_kwargs = dict(
c='k',
lw=1,
ls='-'
)
diag_ax_kwargs = dict(
c='k',
lw=1,
ls='-',
zorder=3,
)
text_spec_kwargs = dict(
x=0.05,
y=0.95,
ha='left',
va='top',
fontsize=16,
)
text_song_kwargs = dict(
x=0,
y=0.95,
ha='left',
va='top',
fontsize=16,
)
text_spec_prefix = '$\\rho\\,=\\,$'
text_song_prefix = ['$\\rho\\,=\\,$', ''][0]
if test_regression:
test_ax_side = 0.15
test_ax_bounds = [
song_grid_kwargs['right'] - test_ax_side,
spec_grid_kwargs['bottom'],
test_ax_side,
test_ax_side
]
xlab_test = '$\\rho$'
ylab_test = '$\\text{PDF}_{\\rho}$'
xloc_test = 0.5
yloc_test = 10
ylab_test_kwargs = dict(
x=-0.3,
fontsize=fs['lab_norm'],
ha='center',
va='bottom',
)
nbins = 10
spec_color = 'darkorchid'
song_color = 'goldenrod'
bar_kwargs = dict(
width=0.95,
alpha=0.75,
)
mean_kwargs = dict(
ls='--',
lw=1,
)
leg_kwargs = dict(
ncols=1,
loc='lower center',
bbox_to_anchor=(0, 1.05, 1, 0.5),
frameon=False,
prop=dict(
size=14,
),
borderpad=0,
borderaxespad=0,
handlelength=1,
columnspacing=1,
handletextpad=0.5,
labelspacing=0.1
)
# EXECUTION:
# Gather cross-species data:
spec_data, min_files = {}, np.inf
for species in cross_species:
# Load species data:
if single_spec_file:
path = search_files(example_files[species], dir='../data/inv/full/')[0]
else:
path = search_files(species, dir='../data/inv/full/collected/')[0]
data, config = load_data(path, ['measure_feat', 'thresh_rel'])
# Reduce to single threshold, last scale, optional kernel subset:
thresh_ind = np.nonzero(data['thresh_rel'] == thresh_rel)[0][0]
kern_inds = slice(None)
if reduce_kernels:
kern_inds = find_kern_specs(config['k_specs'], kernels, types, sigmas)
config['kernels'] = config['kernels'][:, kern_inds]
config['k_specs'] = config['k_specs'][kern_inds, :]
spec_data[species] = data['measure_feat'][-1, kern_inds, thresh_ind, ...]
if single_spec_file:
# Ensure consistent shape (features, files=1):
spec_data[species] = spec_data[species][..., None]
# Update number of possible comparisons:
min_files = min(min_files, spec_data[species].shape[-1])
if equalize_spec_files and not single_spec_file:
# Equalize number of files across species:
spec_data = {spec: feat[:, :min_files] for spec, feat in spec_data.items()}
# Gather in-species data:
paths = search_files(in_species, dir='../data/inv/full/')
if n_song is not None:
paths = paths[:n_song]
else:
n_song = len(paths)
song_data = np.zeros((n_song, config['k_specs'].shape[0]))
for i, path in enumerate(paths):
# Load song-specific dataset:
data, config = load_data(path, ['measure_feat', 'thresh_rel'])
# Reduce to single threshold, last scale, optional kernel subset:
thresh_ind = np.nonzero(data['thresh_rel'] == thresh_rel)[0][0]
kern_inds = slice(None)
if reduce_kernels:
kern_inds = find_kern_specs(config['k_specs'], kernels, types, sigmas)
config['kernels'] = config['kernels'][:, kern_inds]
config['k_specs'] = config['k_specs'][kern_inds, :]
song_data[i] = data['measure_feat'][-1, kern_inds, thresh_ind]
# Prepare graph:
fig = plt.figure(**fig_kwargs)
spec_grid = fig.add_gridspec(nrows=n_spec, ncols=n_spec, **spec_grid_kwargs)
song_grid = fig.add_gridspec(nrows=n_song, ncols=n_song, **song_grid_kwargs)
# fig.add_artist(plt.Line2D([0, 1], [1, 0], **diag_fig_kwargs))
# Prepare cross-species axes:
spec_labels = [shorten_species(spec) for spec in cross_species]
spec_axes = np.zeros((n_spec, n_spec), dtype=object)
for i, j in product(range(n_spec), range(n_spec)):
if i <= j:
continue
# Lower trianglular:
ax = fig.add_subplot(spec_grid[i, j])
ax.set_xlim(0, 1)
ax.set_ylim(0, 1)
ax.yaxis.set_major_locator(plt.MultipleLocator(loc))
ax.xaxis.set_major_locator(plt.MultipleLocator(loc))
# Indicate subplot diagonal:
ax.plot([0, 1], [0, 1], **diag_ax_kwargs)
# Adjust:
if j > 0:
hide_ticks(ax, 'left')
if i < n_spec - 1:
hide_ticks(ax, 'bottom')
if j == 0:
ylabel(ax, spec_labels[i], transform=fig.transFigure, **ylab_low_kwargs)
if i == n_spec - 1:
xlabel(ax, spec_labels[j], transform=fig.transFigure, **xlab_low_kwargs)
spec_axes[i, j] = ax
# Prepare in-species axes:
song_labels = [label_song_prefix + f'{i}' for i in range(1, n_song + 1)]
song_axes = np.zeros((n_song, n_song), dtype=object)
for i, j in product(range(n_song), range(n_song)):
if i >= j:
continue
# Upper triangular:
ax = fig.add_subplot(song_grid[i, j])
ax.set_xlim(0, 1)
ax.set_ylim(0, 1)
ax.yaxis.set_major_locator(plt.MultipleLocator(loc))
ax.xaxis.set_major_locator(plt.MultipleLocator(loc))
ax.spines[['top', 'right']].set_visible(True)
ax.spines[['bottom', 'left']].set_visible(False)
ax.yaxis.set_label_position('right')
ax.yaxis.tick_right()
ax.xaxis.set_label_position('top')
ax.xaxis.tick_top()
# Indicate subplot diagonal:
ax.plot([0, 1], [0, 1], **diag_ax_kwargs)
# Adjust:
if i > 0:
hide_ticks(ax, 'top')
if j < n_song - 1:
hide_ticks(ax, 'right')
if i == 0:
xlabel(ax, song_labels[j], transform=fig.transFigure, **xlab_up_kwargs)
if j == n_song - 1:
ylabel(ax, song_labels[i], transform=fig.transFigure, **ylab_up_kwargs)
song_axes[i, j] = ax
# Remember coefficients:
if calculate_regression:
spec_regs, song_regs = [], []
# Plot cross-species comparisons:
for x, y in product(range(n_spec), range(n_spec)):
if x >= y:
continue
# Get axis and data:
ax = spec_axes[y, x]
x_spec = spec_data[cross_species[x]]
y_spec = spec_data[cross_species[y]]
x_reg, y_reg = [], []
# Plot features of species 1 against species 2 (all files cross-wise):
for i, j in product(range(x_spec.shape[-1]), range(y_spec.shape[-1])):
if color_kern_types:
for k, (f1, f2) in enumerate(zip(x_spec[:, i], y_spec[:, j])):
c = kern_colors[str(int(config['k_specs'][k, 0]))]
ax.plot(f1, f2, mfc=c, **dot_spec_kwargs)
else:
ax.plot(x_spec[:, i], y_spec[:, j], **dot_spec_kwargs)
# Accumulate value pairs:
if calculate_regression:
x_reg.append(x_spec[:, i])
y_reg.append(y_spec[:, j])
# Get regression coefficient:
if calculate_regression:
rho = np.corrcoef(np.concatenate(x_reg), np.concatenate(y_reg))[0, 1]
ax.text(s=text_spec_prefix + f'{rho:.2f}', transform=ax.transAxes, **text_spec_kwargs)
spec_regs.append(rho)
# print('\nAxis position: ', (y, x))
# print(cross_species[x], '(x) vs.', cross_species[y], '(y)')
# Plot in-species comparisons:
for x, y in product(range(n_song), range(n_song)):
if x <= y:
continue
# Get axis and data:
ax = song_axes[y, x]
x_song = song_data[x]
y_song = song_data[y]
# Plot features of song 1 against song 2:
if color_kern_types:
for i, (f1, f2) in enumerate(zip(x_song, y_song)):
c = kern_colors[str(int(config['k_specs'][i, 0]))]
ax.plot(f1, f2, mfc=c, **dot_song_kwargs)
else:
ax.plot(x_song, y_song, **dot_song_kwargs)
# Get regression coefficient:
if calculate_regression:
rho = np.corrcoef(x_song, y_song)[0, 1]
ax.text(s=text_song_prefix + f'{rho:.2f}', transform=ax.transAxes, **text_song_kwargs)
song_regs.append(rho)
# print('\nAxis position: ', (y, x))
# print(f'Song {song_labels[x]} (x) vs. Song {song_labels[y]} (y)')
if test_regression:
# Add test result subplot:
test_ax = fig.add_subplot(test_ax_bounds)
test_ax.xaxis.set_major_locator(plt.MultipleLocator(xloc_test))
test_ax.yaxis.set_major_locator(plt.MultipleLocator(yloc_test))
xlabel(test_ax, xlab_test, transform=fig.transFigure, **xlab_low_kwargs)
ylabel(test_ax, ylab_test, **ylab_test_kwargs)
# Perform t-test:
test = ttest_ind(spec_regs, song_regs, equal_var=False)
t, p = test.pvalue, test.statistic
print(f'\nT-test result: t={t}, p={p}')
# Calculate histograms:
limits = np.array([min(spec_regs + song_regs), max(spec_regs + song_regs)])
limits += np.array([-1.1, 1.1]) * (limits[1] - limits[0])
edges = np.linspace(*limits, nbins + 1)
centers = edges[:-1] + (edges[1] - edges[0]) / 2
spec_hist, _ = np.histogram(spec_regs, bins=edges, density=True)
song_hist, _ = np.histogram(song_regs, bins=edges, density=True)
# Plot histograms:
bar_kwargs['width'] *= (centers[1] - centers[0])
test_ax.bar(centers, spec_hist, color=spec_color, label='inter-species', **bar_kwargs)
test_ax.bar(centers, song_hist, color=song_color, label='intra-species', **bar_kwargs)
# Indicate means:
test_ax.axvline(np.mean(spec_regs), color=spec_color, **mean_kwargs)
test_ax.axvline(np.mean(song_regs), color=song_color, **mean_kwargs)
# Add legend:
test_ax.legend(**leg_kwargs)
# Posthocs:
test_ax.set_ylim(0, max(spec_hist.max(), song_hist.max()) * 1.05)
test_ax.set_xlim(min(0, max(-1, limits[0])),
min(1, limits[1]))
if save_path is not None:
fig.savefig(save_path)
plt.show()

10
python/save_inv_data_full.py
View File

@@ -12,11 +12,11 @@ target_species = [
'Chorthippus_biguttulus',
'Chorthippus_mollis',
'Chrysochraon_dispar',
'Euchorthippus_declivus',
'Gomphocerippus_rufus',
'Omocestus_rufipes',
'Pseudochorthippus_parallelus',
][4]
# 'Euchorthippus_declivus',
# 'Gomphocerippus_rufus',
# 'Omocestus_rufipes',
# 'Pseudochorthippus_parallelus',
][2]
example_file = {
'Chorthippus_biguttulus': 'Chorthippus_biguttulus_GBC_94-17s73.1ms-19s977ms',
'Chorthippus_mollis': 'Chorthippus_mollis_DJN_41_T28C-46s4.58ms-1m15s697ms',