Plot and compare histograms; pretty by default by Jonathan C. Lansey

Compares multiple sets of data elegantly. Set bins and axis bounds to be appropriate for the data. (histogram, bins, bin size)

nhist.m

Recode Categorical Variable into New Binary Variables by Brian Weidenbaum

Adds N-1 binary (effect or dummy coded) variables based on a categorical variable to your dataset. (dataset, data preparation, recode)

categorical2bins(dataset,variable,category_values,recoding_...

find_idx by Bruno Luong

Fractional binning (bins, binning, hist)

idx=find_idx(xi, xgrid, options, InputCheck)

findidxmex.m

Calculate number of bins for histogram by Richie Cotton

Automatically calculates the 'best' number of bins for a histogram. (annotation, customization, hist)

calcnbins(x, method, minimum, maximum)

histx(varargin)