161 search results - page 19 / 33 » Hierarchy-Regularized Latent Semantic Indexing |
TMM
2002
13 years 7 months ago
2002
In this paper, we present the results of our work that seek to negotiate the gap between low-level features and high-level concepts in the domain of web document retrieval. This wo...
SAC
2002
ACM
13 years 7 months ago
2002
ACM
In this paper, we propose a new type of image feature, which consists of patterns of colors and intensities that capture the latent associations among images and primitive feature...
TREC
2008
13 years 8 months ago
2008
This paper describes our participation in the TREC Legal competition in 2008. Our first set of experiments involved the use of Latent Semantic Indexing (LSI) with a small number of...
NIPS
2004
13 years 8 months ago
2004
Directed graphical models with one layer of observed random variables and one or more layers of hidden random variables have been the dominant modelling paradigm in many research ...
WWW
2008
ACM
14 years 8 months ago
2008
ACM
Social media such as Web forum often have dense interactions between user and content where network models are often appropriate for analysis. Joint non-negative matrix factorizat...