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NumPy · Function

np.bincount

Counts occurrences of non-negative integer values. Each output index represents an input value; use weights for weighted sums and minlength for a minimum output size.

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Syntax

numpy.bincount(x, /, weights=None, minlength=0)

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  • histogram
  • digitize
  • unique

Source: numpy.bincount — NumPy v2.5 Manual. Checked 2026-11-03.