Chunk #75 — STAR★Methods — Quantification and Statistical Analysis — Reinforcement learning models

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The Anterior Cingulate Cortex Predicts Future States to Mediate Model-Based Action Selection.

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Choice perseveration was modeled using a choice history variable c‾. In models using single trial perseveration this was:12c‾=ct−1−0.5where ct−1=1 if previous choice is top and 0 if previous choice is bottom.