What exactly is the alpha in the Dirichlet distribution?
Nov 9, 2016 · The Dirichlet distribution is a distribution over the simplex, hence a distribution over finite support distributions. If you aim at a distribution over continuous distributions, you should …
probability - What is a Dirichlet prior - Cross Validated
Dec 25, 2014 · You can watch the whole presentation if you want (it is a good explanation of the Dirichlet distribution) but I think the slides will get the concept across pretty quickly. Slides 32 …
Dirichlet distribution vs Multinomial distribution? - Cross Validated
May 21, 2020 · Dirichlet is commonly used as a prior on a probability vector, since it is the conjugate prior of the multinomial distribution.
bayesian - Why is the Dirichlet distribution the prior for the ...
In LDA topic model algorithm, I saw this assumption. But I don't know why chose Dirichlet distribution? I don't know if we can use Uniform distribution over Multinomial as a pair?
Dirichlet conditions for the convergence of Fourier series
May 9, 2017 · Dirichlet conditions for the convergence of Fourier series Ask Question Asked 8 years, 7 months ago Modified 4 years, 6 months ago
Why Dirichlet form are interesting? - Mathematics Stack Exchange
Jan 16, 2019 · To wrap it up, Dirichlet forms are related to a lot of interesting mathematical objects at the intersection of analysis, geometry and probability, and, what is nore, they often provide …
Variants of Dirichlet's theorem on Fourier series
Feb 26, 2015 · I would like to know about generalizations of Dirichlet's theorem. Specifically: Dirichlet's theorem gives a sufficient condition for convergence of the Fourier series. Are …
Is there any generalization of the Dirichlet distribution to supports ...
Jan 5, 2025 · Because the Dirichlet is a (natural) multivariate extension of the Beta distribution, take a look at standard variants of Beta distributions for just a few of the possible answers. To …
stochastic processes - Understanding Dirichlet Process (vs Dirichlet ...
Jan 1, 2019 · Regarding the part " the Dirichlet process is a distribution where any group of subsets follows the Dirichlet distribution", can we rephrase the sentence by saying that if the …
calculus - Proof that the Dirichlet function is discontinuous ...
Proof that the Dirichlet function is discontinuous Ask Question Asked 12 years, 6 months ago Modified 4 years, 4 months ago