349 search results - page 47 / 70 » Information Preserving Dimensionality Reduction |
NIPS
1997
13 years 11 months ago
1997
I present an expectation-maximization (EM) algorithm for principal component analysis (PCA). The algorithm allows a few eigenvectors and eigenvalues to be extracted from large col...
ISM
2006
IEEE
14 years 3 months ago
2006
IEEE
Data reduction has long been a method for adaptation to limited computational and network resources. But one major concern is the tradeoff between preserving visual quality and re...
LWA
2007
13 years 11 months ago
2007
Nowadays, launching new products in short intervals is a critical factor for success to persist on the global market. At the same time many enterprises call for cost reduction in ...
ISDA
2009
IEEE
14 years 4 months ago
2009
IEEE
For supervised learning, feature selection algorithms attempt to maximise a given function of predictive accuracy. This function usually considers the ability of feature vectors t...
SIGIR
1999
ACM
14 years 2 months ago
1999
ACM
A dual probability model is constructed for the Latent Semantic Indexing LSI using the cosine similarity measure. Both the document-document similarity matrix and the term-term ...