Understanding the Dirichlet Distribution
A short introduction to the Dirichlet distribution, its mean and variance, with interactive density plots.
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Haoran Li
One of eight billion. A speck of cosmic dust.
Amidst billions of pulsing high and low voltages, I leave some traces of consciousness.
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Definitions and Properties of the Gamma and Beta Functions
Starting with factorials and the Gaussian integral, derive the Beta–Gamma relation, recurrence formulas, special values, useful integrals, and applications to the Beta distribution.
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