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Status: Unchecked ×Keyword: perceptron ×Clear all

2 claims from 1 paper

1. Neuroscience › Memory and Neural Mechanisms

   Where can a place cell put its fields? Let us count the ways

   Yim, Sadun, Fiete and Taillefumier · bioRxiv (Cold Spring Harbor Laboratory) · 2019

   The paper treats place cells as perceptrons driven by grid-cell inputs, and counts which field arrangements are possible, how far they can be set freely, and how robust they are.

   Unchecked2 claims
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   1. UncheckedA place cell fed by grid-cell-like inputs can realise many more arrangements of its firing fields than one fed by one-hot coded inputs, by analytical counting.“We analytically count which field arrangements a place cell can realize with structured grid inputs, to show that many more place-field arrangements are realizable with grid-like than one-hot coded inputs.”
   2. Unchecked“We show that the “separating capacity” or spatial range over which all potential field arrangements are realizable equals the rank of the grid-like input matrix, which in turn equals the sum of distinct grid periods, a small fraction of the unique grid-cell…