skfolio.utils.stats.n_bins_knuth# skfolio.utils.stats.n_bins_knuth(x)[source]# Compute the optimal histogram bin size using Knuth’s rule [1]. Parameters: xndarray of shape (n_observations,)The input array. Returns: n_binsintThe optimal bin size. References [1] “Optimal Data-Based Binning for Histograms”. Knuth.