Drift-diffusion dynamics of hippocampal replay

Official code repository for "Drift-diffusion dynamics of hippocampal replay" by Zhongxuan Wu and Xue-Xin Wei.

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Repository structure

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├── ssm/                                    # Implementation of the switching HMM used in the paper
├── submission/                             # Code to reproduce paper figures (to be reorganized during revision)
├── preprocessing_utils.py                  # Data preprocessing utilities
├── preprocessing_Pfeiffer1D.py             # Data preprocessing scipt
├── train_Pfeiffer1D.py                     # Probabilistic inference on the preprocessed data
├── data_train_shuffle.py                   # Time-bin + neuron-identity shuffles + runs inference
├── data_train_shuffle_pfs.py               # Place-field rotation shuffle + runs inference
├── data_train_simulation_recovery.py       # Simulated SWRs (drift-diffusion only) for parameter recovery + runs inference
└── data_train_simulation_full_recovery.py  # Simulated SWRs (all basic dynamics) for parameter recovery + runs inference

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Data availability

This study uses data from Pfeiffer and Foster (2015). Please contact Brad Pfeiffer and David Foster to access the analyzed datasets.

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