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Results tagged with stochastic-processes
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user 58660
A stochastic process is a collection of random variables usually indexed by a totally ordered set.
4
votes
1
answer
792
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Proof for power-law tail of Poisson-Dirichlet distribution (Pitman-Yor process & Zipf's law)
I'm trying to understand the motivation of using Pitman-Yor (PY) processes in language modeling, in particular Teh's hierarchical LM based on PY processes. A motivation frequently stated in research l …
- 123
4
votes
Accepted
Proof for power-law tail of Poisson-Dirichlet distribution (Pitman-Yor process & Zipf's law)
As an intermediate solution, I put up with the following proposition. It only gives the asymptotic behavior of the expectation of the stick-breaking weights while almost surely results exist, for sure …
- 123