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fig2A-E.py
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fig2A-E.py
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# -*- coding: utf-8 -*-
# @Author: Theo Lemaire
# @Email: theo.lemaire@epfl.ch
# @Date: 2021-05-14 19:42:00
# @Last Modified by: Theo Lemaire
# @Last Modified time: 2021-07-27 18:29:06
import os
import logging
import numpy as np
import matplotlib.pyplot as plt
import matplotlib.lines as mlines
from PySONIC.core import AcousticDrive, AcousticDriveArray
from PySONIC.multicomp import PassiveBenchmark
from PySONIC.utils import logger, frac_format
from PySONIC.plt import PassiveDivergenceMap
from MorphoSONIC.models import SennFiber, UnmyelinatedFiber
from utils import getSubRoot, getCommandLineArguments, saveFigs, getAxesFromGridSpec
logger.setLevel(logging.INFO)
benchmarksroot = getSubRoot('benchmarks')
def renderDivmaps(model_args, drives, covs, tau_ranges, levels, axes, color,
mpi=False, mapaxes=None, label=None, taum_extra=None):
# Create passive benchmark object
subdir = f'passive_{"_".join(drives.filecodes.values())}'
outdir = os.path.join(benchmarksroot, subdir)
benchmark = PassiveBenchmark(*model_args, outdir=outdir)
# Create divmap objects over time constants dense 2D space
divmaps = {
evmode: PassiveDivergenceMap(
benchmark, *tau_ranges, [drives, covs], evmode, [])
for evmode in levels.keys()}
# For each divergence metrics
for i, (evmode, divmap) in enumerate(divmaps.items()):
divmap.run(mpi=mpi)
# Render divergence area on associated variations axis (with taum extrapolation)
divmap.render(
ax=axes[i], fs=fs, zscale=zscale[evmode], zbounds=zbounds[evmode],
levels=levels[evmode], render_mode='divarea', xextra=taum_extra, ccolor=color,
minimal=True, title='')
# If details enabled, render also on detailed map figure
if mapaxes[i] is not None:
divmap.render(
fs=fs, title=label, zscale=zscale[evmode], zbounds=zbounds[evmode],
ax=mapaxes[i], T=1 / drives[0].f, levels=levels[evmode],
interactive=True, minimal=True, plt_cbar=False)
return divmaps
# Coupled sonophores model parameters
nnodes = 2
a = 32e-9 # m
covs = [0.8] * nnodes # (-)
# Fibers references
fibers = {
'MY': SennFiber(10e-6, 2),
'UN': UnmyelinatedFiber(0.8e-6, nnodes=2)
}
fiberinsets = {
k: (f.pneuron.Cm0 / f.pneuron.gLeak, f.pneuron.Cm0 / (f.ga_node_to_node * 1e4))
for k, f in fibers.items()
}
# Stimulus drive: reference condition and variations
Fdrive = 500e3 # Hz
ref_amps = [100e3, 50e3] # Pa
alpha = 2
rel_delta_phis = np.arange(1, 5) / 4
variations = {
'field': {
'field-': [ref_amps[0] / alpha, ref_amps[1] / alpha],
'field+': [ref_amps[0] * alpha, ref_amps[1] * alpha]
},
'freq': {
'LF': 20e3,
'HF': 4e6
},
'grad': {
'grad-': [(ref_amps[0] + ref_amps[1]) / 2] * 2,
'grad+': [ref_amps[0] * alpha, ref_amps[1] / alpha],
},
'phase': {
frac_format(x, "PI"): x * np.pi for x in rel_delta_phis # rad
}
}
nvariations = sum(len(x) for x in variations.values())
# Passive point-neuron model parameters
Cm0 = 1e-2 # F/m2
ELeak = -70 # mV
# Time constants
tau_bounds = (1e-7, 1e-3) # s
densification_factor = 4
ntaus = {'sparse': 5}
ntaus['dense'] = (ntaus['sparse'] - 1) * densification_factor + ntaus['sparse']
tau_ranges = {k: np.logspace(*np.log10(tau_bounds), v) for k, v in ntaus.items()} # s
# Extrapolation range in the taum direction
norders = int(np.diff(np.log10(tau_bounds)))
nperorder = (ntaus['dense'] - 1) // norders
taum_extra = np.power(10., np.log10(tau_ranges['dense'][-nperorder:]) + 1)
# Expansion into 2D tau space
tau_ranges = {k: [v, v] for k, v in tau_ranges.items()}
# Plot parameters
levels = {
'ss': [1.], # nC/cm2
'transient': [10.] # %
}
zscale = {'ss': 'log', 'transient': 'log'}
zbounds = {'ss': (1e-1, 1e1), 'transient': (1e-1, 1e2)}
fs = 12
paired_colors = list(plt.get_cmap('Paired').colors)
tetrad_colors = list(plt.get_cmap('tab20c').colors)
cdict = {
'ref': 'k',
'field': paired_colors[:2],
'freq': paired_colors[2:4],
'grad': paired_colors[4:6],
'phase': tetrad_colors[4:8][::-1]
}
if __name__ == '__main__':
args = getCommandLineArguments()
figs = {}
# Main maps figure
x = len(variations) // 2
nrows = x * len(levels)
mapncols = 5
fig = plt.figure(constrained_layout=True, figsize=(9, 7))
fig.suptitle('passive benchmark', fontsize=fs)
gs = fig.add_gridspec(nrows, 2 * x * mapncols + 1)
subplots = {
'map': [gs[x * i:x * (i + 1), :x * mapncols] for i in range(nrows // x)],
'cbar': [gs[x * i:x * (i + 1), x * mapncols] for i in range(nrows // x)],
}
subplots['thr'] = {}
j0 = x * mapncols + 1
for icat, k in enumerate(variations.keys()):
ioffset, joffset = icat // x, (icat % x) * mapncols
jslice = slice(j0 + joffset, j0 + joffset + mapncols)
subplots['thr'][k] = [gs[ioffset, jslice], gs[x + ioffset, jslice]]
axes = getAxesFromGridSpec(fig, subplots)
figs['passive_maps'] = fig
chandles = [mlines.Line2D([], [], color=cdict['ref'], label='ref')]
for k, axlist in axes['thr'].items():
for ax in axlist:
ax.set_aspect(1)
for i, x in enumerate(variations[k].keys()):
chandles.append(mlines.Line2D([], [], color=cdict[k][i], label=x))
# Legend on separate figure
figs['passive_benchmark_legend'], ax = plt.subplots(figsize=(1.5, 3))
ax.set_xticks([])
ax.set_yticks([])
for sk in ['top', 'bottom', 'left', 'right']:
ax.spines[sk].set_visible(False)
ax.legend(handles=chandles, fontsize=fs, frameon=False, loc='center left')
# Create figure for detailed maps
ndetailedmaps = nvariations + 1
other_divmaps = []
if args.details:
figs['detailed_passive_maps'], mapaxes = plt.subplots(
2, ndetailedmaps, figsize=((ndetailedmaps * 1.5, 4)), constrained_layout=True)
for ax, label in zip(mapaxes[:, 0], levels.keys()):
ax.set_ylabel(label, fontsize=fs)
for ax in mapaxes.flatten():
ax.set_aspect(1.)
ax.set_xticks([])
ax.set_yticks([])
else:
mapaxes = np.array([[None] * ndetailedmaps, [None] * ndetailedmaps])
imapcol = 0
iaxthr = 0
# Reference condition
drives = AcousticDriveArray([AcousticDrive(Fdrive, A) for A in ref_amps])
# Create passive benchmark object
subdir = f'passive_{"_".join(drives.filecodes.values())}'
outdir = os.path.join(benchmarksroot, subdir)
benchmark = PassiveBenchmark(a, nnodes, Cm0, ELeak, outdir=outdir)
# Run simulations over time constants sparse 2D space and plot resulting signals
# results = benchmark.runSimsOverTauSpace(drives, covs, *tau_ranges['sparse'], mpi=args.mpi)
# figs['passive_signals'] = benchmark.plotSignalsOverTauSpace(*tau_ranges['sparse'], results)
# Create divmap objects over time constants dense 2D space
divmaps = {
evmode: PassiveDivergenceMap(benchmark, *tau_ranges['dense'], [drives, covs], evmode, [])
for evmode in levels.keys()}
# For each divergence metrics
for i, (evmode, divmap) in enumerate(divmaps.items()):
# Run divmap
divmap.run(mpi=args.mpi)
# Render full map on main map axis
divmap.render(
ax=axes['map'][i], cbarax=axes['cbar'][i], cbarlabel='horizontal', fs=fs,
title=f'divmap - {evmode}', zscale=zscale[evmode], zbounds=zbounds[evmode],
T=1 / Fdrive, levels=levels[evmode], interactive=True)
# Render divergence area on all variations axes (with taum extrapolation)
for axlist in axes['thr'].values():
divmap.render(
ax=axlist[i], fs=fs, zscale=zscale[evmode], zbounds=zbounds[evmode], minimal=True,
levels=levels[evmode], render_mode='divarea', xextra=taum_extra, ccolor='k',
title='')
# If details enabled, render also on detailed map figure
if args.details:
divmap.render(
fs=fs, title='ref', zscale=zscale[evmode], zbounds=zbounds[evmode],
ax=mapaxes[i, 0], T=1 / Fdrive, levels=levels[evmode],
interactive=True, minimal=True, plt_cbar=False)
imapcol += 1
# Other field amplitudes
for c, (k, v) in zip(cdict['field'], variations['field'].items()):
drives = AcousticDriveArray([AcousticDrive(Fdrive, A) for A in v])
other_divmaps.append(renderDivmaps(
[a, nnodes, Cm0, ELeak], drives, covs, tau_ranges['dense'], levels,
axes['thr']['field'], c, mpi=args.mpi, mapaxes=mapaxes[:, imapcol], label=k,
taum_extra=taum_extra))
imapcol += 1
# Other carrier frequencies
for c, (k, v) in zip(cdict['freq'], variations['freq'].items()):
drives = AcousticDriveArray([AcousticDrive(v, A) for A in ref_amps])
other_divmaps.append(renderDivmaps(
[a, nnodes, Cm0, ELeak], drives, covs, tau_ranges['dense'], levels,
axes['thr']['freq'], c, mpi=args.mpi, mapaxes=mapaxes[:, imapcol], label=k,
taum_extra=taum_extra))
imapcol += 1
# Other field gradients
for c, (k, v) in zip(cdict['grad'], variations['grad'].items()):
drives = AcousticDriveArray([AcousticDrive(Fdrive, A) for A in v])
other_divmaps.append(renderDivmaps(
[a, nnodes, Cm0, ELeak], drives, covs, tau_ranges['dense'], levels,
axes['thr']['grad'], c, mpi=args.mpi, mapaxes=mapaxes[:, imapcol], label=k,
taum_extra=taum_extra))
imapcol += 1
# Other phases
amps = variations['grad']['grad-']
for c, (k, v) in zip(cdict['phase'], variations['phase'].items()):
phis = (np.pi - v, np.pi)
drives = AcousticDriveArray([
AcousticDrive(Fdrive, A, phi) for A, phi in zip(amps, phis)])
other_divmaps.append(renderDivmaps(
[a, nnodes, Cm0, ELeak], drives, covs, tau_ranges['dense'], levels,
axes['thr']['phase'], c, mpi=args.mpi, mapaxes=mapaxes[:, imapcol], label=k,
taum_extra=taum_extra))
imapcol += 1
# Add periodicity lines
for k, axlist in axes['thr'].items():
for ax in axlist:
PassiveDivergenceMap.addInsets(ax, fiberinsets, fs)
PassiveDivergenceMap.addPeriodicityLines(
ax, 1 / Fdrive, color=cdict['ref'], pattern='upper-square')
for ax in axes['thr']['freq']:
for i, (fk, fv) in enumerate(variations['freq'].items()):
PassiveDivergenceMap.addPeriodicityLines(
ax, 1 / fv, color=cdict['freq'][i], pattern='upper-square')
# Save figures if specified
if args.save:
saveFigs(figs)
plt.show()