pyphi.measures.distribution.psq2#

pyphi.measures.distribution.psq2(p, q)[source]#

Compute the PSQ2 measure.

This is defined as \(\mid f(p) - f(q) \mid\), where

\[f(x) = \sum_{i=0}^{N-1} p_i^2 \log_2 (p_i N)\]
Parameters:
  • p (np.ndarray) – The first distribution.

  • q (np.ndarray) – The second distribution.

Return type:

float