136 search results - page 3 / 28 » Hierarchical mixture models: a probabilistic analysis |
117
Voted
NIPS
2001
15 years 1 months ago
2001
We describe latent Dirichlet allocation (LDA), a generative probabilistic model for collections of discrete data such as text corpora. LDA is a three-level hierarchical Bayesian m...
GFKL
2004
Springer
15 years 5 months ago
2004
Springer
A hierarchical extension of the finite mixture model is presented that can be used for the analysis of nested data structures. The model permits a simultaneous model-based cluster...
ICASSP
2011
IEEE
14 years 3 months ago
2011
IEEE
We propose a new approach for automatic melody extraction from polyphonic audio, based on Probabilistic Latent Component Analysis (PLCA). An audio signal is first divided into vo...
BMCBI
2007
14 years 11 months ago
2007
Background: In many laboratory-based high throughput microarray experiments, there are very few replicates of gene expression levels. Thus, estimates of gene variances are inaccur...
99
Voted
KDD
2006
ACM
16 years 16 hour ago
2006
ACM
Contextual text mining is concerned with extracting topical themes from a text collection with context information (e.g., time and location) and comparing/analyzing the variations...