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» Semantic knowledge extraction and annotation for web images
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JUCS
2010
168views more  JUCS 2010»
14 years 4 months ago
Extraction of Contextualized User Interest Profiles in Social Sharing Platforms
: Along with the emergence of the Web 2.0, E-learning more often takes place in open environments such as wikis, blogs, and resource sharing platforms. Nowadays, many companies dep...
Rafael Schirru, Stephan Baumann, Martin Memmel, An...
MIR
2010
ACM
232views Multimedia» more  MIR 2010»
15 years 4 months ago
Exploiting external knowledge to improve video retrieval
Most video retrieval systems are multimodal, commonly relying on textual information, low- and high-level semantic features extracted from query visual examples. In this work, we ...
David Vallet, Iván Cantador, Joemon M. Jose
CACM
2008
65views more  CACM 2008»
14 years 8 months ago
Scene completion using millions of photographs
What can you do with a million images? In this paper we present a new image completion algorithm powered by a huge database of photographs gathered from the Web. The algorithm pat...
James Hays, Alexei A. Efros
COOPIS
2003
IEEE
15 years 3 months ago
A Fuzzy Model for Representing Uncertain, Subjective, and Vague Temporal Knowledge in Ontologies
Abstract. Time modeling is a crucial feature in many application domains. However, temporal information often is not crisp, but is uncertain, subjective and vague. This is particul...
Gábor Nagypál, Boris Motik
SPIESR
2001
174views Database» more  SPIESR 2001»
14 years 11 months ago
Mapping low-level image features to semantic concepts
Humans tend to use high-level semantic concepts when querying and browsing multimedia databases; there is thus, a need for systems that extract these concepts and make available a...
Daniela Stan, Ishwar K. Sethi