103 lines
3.1 KiB
Python
103 lines
3.1 KiB
Python
import os
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import glob
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import nixio as nix
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import numpy as np
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import matplotlib.pyplot as plt
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from util import firing_rate
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from IPython import embed
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def read_baseline(block):
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spikes = []
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if "baseline" not in block.name:
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print("Block %s does not appear to be a baseline block!" % block.name )
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return spikes
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spikes = block.data_arrays[0][:]
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return spikes
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def sort_blocks(nix_file):
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block_map = {}
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contrasts = []
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deltafs = []
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conditions = []
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for b in nix_file.blocks:
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if "baseline" not in b.name.lower():
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name_parts = b.name.split("_")
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cntrst = float(name_parts[1])
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if cntrst not in contrasts:
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contrasts.append(cntrst)
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cndtn = name_parts[3]
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if cndtn not in conditions:
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conditions.append(cndtn)
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dltf = float(name_parts[5])
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if dltf not in deltafs:
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deltafs.append(dltf)
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block_map[(cntrst, dltf, cndtn)] = b
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else:
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block_map["baseline"] = b
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return block_map, contrasts, deltafs, conditions
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def get_firing_rate(block_map, df, contrast, condition, kernel_width=0.0005):
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block = block_map[(contrast, df, condition)]
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print((contrast, df, condition))
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response_map = {}
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for da in block.data_arrays:
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if "spike_times" in da.type and "response" in da.name:
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resp_id = int(da.name.split("_")[-1])
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response_map[resp_id] = da
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duration = float(block.metadata["stimulus parameter"]["duration"])
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dt = float(block.metadata["stimulus parameter"]["dt"])
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time = np.arange(0.0, duration, dt)
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rates = np.zeros((len(response_map.keys()), len(time)))
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for i, k in enumerate(response_map.keys()):
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rates[i,:] = firing_rate(response_map[k][:], duration, kernel_width, dt)
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return time, rates
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def create_response_plot(block_map, all_dfs, all_contrasts, all_conditions, current_df):
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conditions = ["no-other", "self", "other"]
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condition_labels = ["alone", "self", "other"]
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fig = plt.figure(figsize=(4.5, 5.5))
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embed()
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def process_cell(filename, dfs=[], contrasts=[], conditions=[]):
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nf = nix.File.open(filename, nix.FileMode.ReadOnly)
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block_map, all_dfs, all_contrasts, all_conditions = sort_blocks(nf)
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if "baseline" in block_map.keys():
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baseline_spikes = read_baseline(block_map["baseline"])
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else:
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print("ERROR: no baseline data for file %s!" % filename)
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"""
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if len(dfs) == 0:
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dfs = all_dfs
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if len(contrasts) == 0:
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contrasts = all_contrasts
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if len(conditions) == 0:
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conditions = all_conditions
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for df in dfs:
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for condition in conditions:
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for contrast in contrasts:
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time, rates = get_firing_rate(block_map, df, contrast, condition, kernel_width=0.0025)
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"""
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nf.close()
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def main():
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nix_files = sorted(glob.glob("cell*.nix"))
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for nix_file in nix_files:
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process_cell(nix_file, dfs=[20], contrasts=[20], conditions=["self"])
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if __name__ == "__main__":
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main() |