327 search results - page 60 / 66 » Dimensionality Reduction for Image Retrieval |
144
Voted
TOG
2002
15 years 3 months ago
2002
Shadow maps are probably the most widely used means for the generation of shadows, despite their well known aliasing problems. In this paper we introduce perspective shadow maps, ...
192
Voted
TIP
2010
14 years 10 months ago
2010
The emergence of low-cost sensing architectures for diverse modalities has made it possible to deploy sensor networks that capture a single event from a large number of vantage po...
148
Voted
KDD
2006
ACM
16 years 4 months ago
2006
ACM
Principal component analysis (PCA) has been extensively applied in data mining, pattern recognition and information retrieval for unsupervised dimensionality reduction. When label...
149
Voted
CIKM
2007
Springer
15 years 9 months ago
2007
Springer
We consider the problem of document indexing and representation. Recently, Locality Preserving Indexing (LPI) was proposed for learning a compact document subspace. Different from...
146
Voted
KDD
2000
ACM
15 years 7 months ago
2000
ACM
Many important problems involve clustering large datasets. Although naive implementations of clustering are computationally expensive, there are established efficient techniques f...