47 search results - page 6 / 10 » Improving Probabilistic Latent Semantic Analysis with Princi... |
SYNASC
2007
IEEE
14 years 1 months ago
2007
IEEE
In recent years several models have been proposed for text categorization. Within this, one of the widely applied models is the vector space model (VSM), where independence betwee...
ACL
2007
13 years 9 months ago
2007
We present a general framework to incorporate prior knowledge such as heuristics or linguistic features in statistical generative word alignment models. Prior knowledge plays a ro...
CIVR
2010
Springer
13 years 11 months ago
2010
Springer
Popular image retrieval schemes generally rely only on a single mode, (either low level visual features or embedded text) for searching in multimedia databases. Many popular image...
MM
2010
ACM
13 years 7 months ago
2010
ACM
The problem of joint modeling the text and image components of multimedia documents is studied. The text component is represented as a sample from a hidden topic model, learned wi...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
The problem of audio source separation from a monophonic sound mixture having known instrument types but unknown timbres is presented. An improvement to the Probabilistic Latent C...