102 search results - page 5 / 21 » A Revised Algorithm for Latent Semantic Analysis |
SIGIR
2006
ACM
14 years 19 days ago
2006
ACM
Vector Space Model (VSM) has been at the core of information retrieval for the past decades. VSM considers the documents as vectors in high dimensional space. In such a vector spa...
KDD
2009
ACM
13 years 11 months ago
2009
ACM
Behavioral Targeting (BT), which aims to deliver the most appropriate advertisements to the most appropriate users, is attracting much attention in online advertising market. A ke...
MM
2009
ACM
14 years 1 months ago
2009
ACM
We propose a novel technique for semi-supervised image annotation which introduces a harmonic regularizer based on the graph Laplacian of the data into the probabilistic semantic ...
SIGIR
2005
ACM
14 years 7 days ago
2005
ACM
Latent semantic indexing (LSI) is a well-known unsupervised approach for dimensionality reduction in information retrieval. However if the output information (i.e. category labels...
KDD
2008
ACM
14 years 7 months ago
2008
ACM
We propose a visualization method based on a topic model for discrete data such as documents. Unlike conventional visualization methods based on pairwise distances such as multi-d...