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Oct, 2014
Gamma过程、Stick-Breaking和Variational推断
Gamma Processes, Stick-Breaking, and Variational Inference
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Anirban Roychowdhury, Brian Kulis
TL;DR
本研究提出了一种基于棍状破坏构造定义的Gamma过程的变分推断框架,用于Bayesian非参数Latent结构建模,结果表明其在文档库上的非负矩阵分解任务中表现良好。
Abstract
While most
bayesian nonparametric models
in machine learning have focused on the Dirichlet process, the beta process, or their variants, the
gamma process
has recently emerged as a useful nonparametric prior in i
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