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analyze_position.py
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analyze_position.py
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import nept
import numpy as np
import scipy.stats
import statsmodels.api as sm
from shapely.geometry import Point
import aggregate
import meta
import meta_session
from tasks import task
from utils import latex_float
@task(infos=meta_session.all_infos, cache_saves="raw_position_byzone")
def cache_raw_position_byzone(info, *, position, raw_trials, zones):
"""Cache position_byzone in .pkl"""
position = position[raw_trials]
idx = {zone: [] for zone in meta.all_zones}
for pos_idx in range(position.n_samples):
point = Point(position.data[pos_idx])
in_feeder = False
if zones["u_feeder1"].contains(point):
idx["u_feeder1"].append(pos_idx)
in_feeder = True
elif zones["u_feeder2"].contains(point):
idx["u_feeder2"].append(pos_idx)
in_feeder = True
if zones["full_shortcut_feeder1"].contains(point):
idx["full_shortcut_feeder1"].append(pos_idx)
in_feeder = True
elif zones["full_shortcut_feeder2"].contains(point):
idx["full_shortcut_feeder2"].append(pos_idx)
in_feeder = True
if in_feeder:
continue
elif zones["novel"].contains(point):
idx["novel"].append(pos_idx)
elif zones["full_shortcut"].contains(point):
idx["full_shortcut"].append(pos_idx)
elif zones["u"].contains(point):
idx["u"].append(pos_idx)
else:
idx["exploratory"].append(pos_idx)
position_byzone = {zone: position[idx[zone]] for zone in meta.all_zones}
position_byzone["u_feeders"] = position_byzone["u_feeder1"].combine(
position_byzone["u_feeder2"]
)
position_byzone["full_shortcut_feeders"] = position_byzone[
"full_shortcut_feeder1"
].combine(position_byzone["full_shortcut_feeder2"])
return position_byzone
@task(infos=meta_session.all_infos, cache_saves="position_byzone")
def cache_position_byzone(info, *, position, raw_position_byzone, trials, zones):
"""Cache position_byzone in .pkl"""
# 'novel' and 'full_shortcut' trials in raw_position_byzone are good
# but 'u' has overlapping regions cut out, so we re-zone 'u' trials
# to capture all points in the 'u' trajectory (but not the feeders)
position_byzone = raw_position_byzone
other_trials = nept.Epoch([], [])
for trial_type in trials:
if trial_type != "u":
other_trials = other_trials.join(trials[trial_type])
# Remove 'u' trials from position_byzone
for zone in meta.all_zones:
position_byzone[zone] = position_byzone[zone][other_trials]
# Re-classify 'u' trials using the same logic as before, but changing the order
# of the if statements such that 'u' takes precedence
position = position[trials["u"]]
idx = {zone: [] for zone in meta.all_zones}
for pos_idx in range(position.n_samples):
point = Point(position.data[pos_idx])
in_feeder = False
if zones["u_feeder1"].contains(point):
idx["u_feeder1"].append(pos_idx)
in_feeder = True
elif zones["u_feeder2"].contains(point):
idx["u_feeder2"].append(pos_idx)
in_feeder = True
if zones["full_shortcut_feeder1"].contains(point):
idx["full_shortcut_feeder1"].append(pos_idx)
in_feeder = True
elif zones["full_shortcut_feeder2"].contains(point):
idx["full_shortcut_feeder2"].append(pos_idx)
in_feeder = True
if in_feeder:
continue
elif zones["u"].contains(point):
idx["u"].append(pos_idx)
elif zones["novel"].contains(point):
idx["novel"].append(pos_idx)
elif zones["full_shortcut"].contains(point):
idx["full_shortcut"].append(pos_idx)
else:
idx["exploratory"].append(pos_idx)
for zone in meta.all_zones:
position_byzone[zone] = position_byzone[zone].combine(position[idx[zone]])
return position_byzone
@task(infos=meta_session.all_infos, cache_saves="speed_byphase")
def cache_speed_byphase(info, *, task_times, position):
speed_byphase = {}
for phase in meta.task_times:
this_position = position[task_times[phase]]
speed_byphase[phase] = np.mean(this_position.speed().data)
return speed_byphase
@task(infos=meta_session.all_infos, cache_saves="speed_byphase_restonly")
def cache_speed_byphase_restonly(info, *, task_times, position):
speed_byphase = {}
rest = nept.rest_threshold(
position, thresh=meta.std_rest_limit, t_smooth=meta.t_smooth
)
for phase in meta.task_times:
this_position = position[task_times[phase].intersect(rest)]
speed_byphase[phase] = np.mean(this_position.speed().data)
return speed_byphase
@task(groups=meta_session.groups, cache_saves="speed_byphase")
def cache_combined_speed_byphase(infos, group_name, *, all_speed_byphase):
return aggregate.combine_with_append(all_speed_byphase)
@task(groups=meta_session.groups, cache_saves="speed_byphase_restonly")
def cache_combined_speed_byphase_restonly(
infos, group_name, *, all_speed_byphase_restonly
):
return aggregate.combine_with_append(all_speed_byphase_restonly)
def dist_2d(pt1, pt2):
return np.sqrt((pt1[0] - pt2[0]) ** 2 + (pt1[1] - pt2[1]) ** 2)
@task(infos=meta_session.all_infos, cache_saves="barrier_t")
def cache_barrier_t(info, *, task_times, position):
dt = np.median(np.diff(position.time))
position = position[task_times["phase2"]]
t = {}
for barrier in meta.barriers:
barrier_xy = info.path_pts[barrier]
dist = dist_2d(barrier_xy, position.data.T)
n_points = np.sum(dist < meta.expand_by).item()
t[barrier] = n_points * dt
return t
@task(groups=meta_session.groups, cache_saves="barrier_t")
def cache_combined_barrier_t(infos, group_name, *, all_barrier_t):
return aggregate.combine_with_append(all_barrier_t)
@task(infos=meta_session.all_infos, cache_saves="barrier_time_bytrial")
def cache_barrier_time_bytrial(info, *, trials, task_times, position):
dt = np.median(np.diff(position.time))
position = position[task_times["phase2"]]
trials = trials["u"].time_slice(
task_times["phase2"].start, task_times["phase2"].stop
)
t = {}
for barrier in meta.barriers:
barrier_xy = info.path_pts[barrier]
t[barrier] = []
for trial in trials:
trial_pos = position[trial]
dist = dist_2d(barrier_xy, trial_pos.data.T)
n_points = np.sum(dist < meta.expand_by).item()
t[barrier].append(n_points * dt)
return t
@task(groups=meta_session.groups, cache_saves="barrier_time_bytrial")
def cache_combined_barrier_time_bytrial(infos, group_name, *, all_barrier_time_bytrial):
all_t = {}
for barrier in meta.barriers:
max_trials = max(len(time[barrier]) for time in all_barrier_time_bytrial)
all_t[barrier] = []
for i in range(max_trials):
all_t[barrier].append(
[
time[barrier][i]
for time in all_barrier_time_bytrial
if len(time[barrier]) > i
]
)
return all_t
@task(infos=meta_session.all_infos, cache_saves="shortcut_time_bytrial")
def cache_shortcut_time_bytrial(info, *, trials, task_times, position, zones):
dt = np.median(np.diff(position.time))
position = position[task_times["phase3"]]
t = []
for trial in trials["full_shortcut"]:
trial_pos = position[trial]
trial_t = 0
for pos_idx in range(trial_pos.n_samples):
if zones["shortcut"].contains(Point(trial_pos.data[pos_idx])):
trial_t += dt
t.append(trial_t)
return t
@task(groups=meta_session.groups, cache_saves="shortcut_time_bytrial")
def cache_combined_shortcut_time_bytrial(
infos, group_name, *, all_shortcut_time_bytrial
):
max_trials = max(len(time) for time in all_shortcut_time_bytrial)
all_t = []
for i in range(max_trials):
all_t.append([time[i] for time in all_shortcut_time_bytrial if len(time) > i])
return all_t
@task(infos=meta_session.all_infos, cache_saves="barrier_dist_to_feeder")
def cache_barrier_dist_to_feeder(info, *, task_times):
dist = {}
feeder1_xy = info.path_pts["feeder1"]
feeder2_xy = info.path_pts["feeder2"]
for barrier in meta.barriers:
barrier_xy = info.path_pts[barrier]
dist[barrier] = min(
dist_2d(barrier_xy, feeder1_xy), dist_2d(barrier_xy, feeder2_xy)
)
return dist
@task(groups=meta_session.groups, cache_saves="barrier_dist_to_feeder")
def cache_combined_barrier_dist_to_feeder(
infos, group_name, *, all_barrier_dist_to_feeder
):
return aggregate.combine_with_append(all_barrier_dist_to_feeder)
@task(infos=meta_session.all_infos, cache_saves="barrier_time")
def cache_barrier_time(info, *, task_times, position):
dt = np.median(np.diff(position.time))
position = position[task_times["phase2"]]
barriers = dict(meta.barriers)
barriers.update(
{
path_pt: "baseline"
for path_pt in info.path_pts
if path_pt
not in list(meta.barriers) + ["error", "pedestal", "feeder1", "feeder2"]
}
)
barrier_time = {trajectory: 0 for trajectory in meta.barrier_trajectories}
for barrier, trajectory in barriers.items():
barrier_xy = info.path_pts[barrier]
dist = dist_2d(barrier_xy, position.data.T)
n_points = np.sum(dist < meta.expand_by).item()
barrier_time[trajectory] += n_points * dt
# Normalize by the number of barriers
for trajectory in barrier_time:
barrier_time[trajectory] /= sum(v == trajectory for v in barriers.values())
return barrier_time
@task(groups=meta_session.groups, cache_saves="barrier_time")
def cache_combined_barrier_time(infos, group_name, *, all_barrier_time):
return aggregate.combine_with_append(all_barrier_time)
@task(groups=meta_session.all_grouped, savepath=("behavior", "barrier_time.tex"))
def save_barrier_time(infos, group_name, *, barrier_time, all_barrier_time, savepath):
with open(savepath, "w") as fp:
print("% Average time spent by a barrier", file=fp)
for info, this_barrier_time in zip(infos, all_barrier_time):
print(f"% {info.session_id}", file=fp)
for trajectory in barrier_time:
print(f"% {trajectory}: {this_barrier_time[trajectory]}", file=fp)
print("% ---------", file=fp)
print("% Combined", file=fp)
for trajectory in barrier_time:
traj = trajectory.replace("_", "")
print(
fr"\def \mean{traj}barrier/{{{np.mean(barrier_time[trajectory]):.1f}}}",
file=fp,
)
print(
fr"\def \sem{traj}barrier/{{{scipy.stats.sem(barrier_time[trajectory]):.1f}}}",
file=fp,
)
t, pval, df = sm.stats.ttest_ind(
barrier_time["shortcut"], barrier_time["novel"]
)
pval = latex_float(pval)
print(
fr"\def \allbarrierststat/{{{t:.2f}}}",
file=fp,
)
print(
fr"\def \allbarrierspval/{{{pval}}}",
file=fp,
)
print(
fr"\def \allbarriersdf/{{{int(df)}}}",
file=fp,
)
print("% ---------", file=fp)
@task(
groups={"day7_beh": meta_session.day7_infos_beh},
savepath=("behavior", "barrier_time_day7.tex"),
)
def save_barrier_time_day7(
infos, group_name, *, barrier_time, all_barrier_time, savepath
):
with open(savepath, "w") as fp:
print("% Average time spent by a barrier", file=fp)
for info, this_barrier_time in zip(infos, all_barrier_time):
print(f"% {info.session_id}", file=fp)
for trajectory in barrier_time:
print(f"% {trajectory}: {this_barrier_time[trajectory]}", file=fp)
print("% ---------", file=fp)
print("% Combined", file=fp)
for trajectory in barrier_time:
traj = trajectory.replace("_", "")
print(
fr"\def \mean{traj}barrierdayseven/{{{np.mean(barrier_time[trajectory]):.1f}}}",
file=fp,
)
print(
fr"\def \sem{traj}barrierdayseven/{{{scipy.stats.sem(barrier_time[trajectory]):.1f}}}",
file=fp,
)
t, pval, df = sm.stats.ttest_ind(
barrier_time["shortcut"], barrier_time["novel"]
)
pval = latex_float(pval)
print(
fr"\def \barrierdaysevenstat/{{{t:.2f}}}",
file=fp,
)
print(
fr"\def \barrierdaysevenpval/{{{pval}}}",
file=fp,
)
print(
fr"\def \barrierdaysevendf/{{{int(df)}}}",
file=fp,
)
print("% ---------", file=fp)
@task(infos=meta_session.all_infos)
def print_missing_positions(info, *, task_times, position):
for task_time in meta.task_times:
dts = np.sort(np.diff(position[task_times[task_time]].time))
if dts[-1] > 5:
all_above = dts[dts > 5]
print(
f"Found {all_above.size} gaps of 5+ seconds for {info.session_id} "
f"during {task_time}:"
)
print(f" {all_above.tolist()}")
@task(infos=meta_session.all_infos, cache_saves="speed_overtime")
def cache_speed_overtime(info, *, position, task_times):
return position.speed(t_smooth=meta.speed_overtime_dt)[task_times["maze_times"]]
@task(infos=meta_session.all_infos, cache_saves="stop_rate")
def cache_stop_rate(info, *, position, task_times):
stop_rate = {}
for run_time in meta.run_times:
pos = position[task_times[run_time]]
rest = nept.rest_threshold(pos, thresh=meta.speed_limit, t_smooth=meta.t_smooth)
stop_rate[run_time] = (
rest.n_epochs / np.sum(task_times[run_time].durations)
) * 60
return stop_rate
@task(groups=meta_session.groups, cache_saves="stop_rate")
def cache_combined_stop_rate(infos, group_name, *, all_stop_rate):
return aggregate.combine_with_append(all_stop_rate)