Sciweavers

3133 search results - page 285 / 627
» Representing clusters for retrieval
Sort
View
ICIP
2001
IEEE
16 years 8 months ago
Capturing image semantics with low-level descriptors
: We conducted psychophysical experiments to gain insight into the semantic categories that guide the human perception of image similarity. We analyzed the perceptual data using mu...
Aleksandra Mojsilovic, Bernice E. Rogowitz
WWW
2009
ACM
16 years 7 months ago
Detecting image spam using local invariant features and pyramid match kernel
Image spam is a new obfuscating method which spammers invented to more effectively bypass conventional text based spam filters. In this paper, we extract local invariant features ...
Haiqiang Zuo, Weiming Hu, Ou Wu, Yunfei Chen, Guan...
WWW
2004
ACM
16 years 7 months ago
Distributed community crawling
The massive distribution of the crawling task can lead to inefficient exploration of the same portion of the Web. We propose a technique to guide crawlers exploration based on the...
Fabrizio Costa, Paolo Frasconi
158
Voted
PERCOM
2006
ACM
16 years 6 months ago
Semantic Indexing for Recorded Educational Lecture Videos
In this paper, we present a general architecture and a new retrieval method for an educational system that is based on a knowledge base of existing recorded lectures. The extracti...
Stephan Repp, Christoph Meinel
HT
2006
ACM
16 years 22 days ago
Harvesting social knowledge from folksonomies
Collaborative tagging systems, or folksonomies, have the potential of becoming technological infrastructure to support knowledge management activities in an organization or a soci...
Harris Wu, Mohammad Zubair, Kurt Maly