Sciweavers

3893 search results - page 520 / 779
» Graded-Inclusion-Based Information Retrieval Systems
Sort
View
GIS
2010
ACM
15 years 3 months ago
Ontuition: intuitive data exploration via ontology navigation
We present Ontuition, a system for mapping ontologies. Transforming data to a usable format for Ontuition involves recognizing and resolving data values corresponding to concepts ...
Marco D. Adelfio, Michael D. Lieberman, Hanan Same...
DOCENG
2011
ACM
14 years 4 months ago
Contributions to the study of SMS spam filtering: new collection and results
The growth of mobile phone users has lead to a dramatic increasing of SMS spam messages. In practice, fighting mobile phone spam is difficult by several factors, including the lo...
Tiago A. Almeida, José María G&oacut...
WSDM
2012
ACM
301views Data Mining» more  WSDM 2012»
14 years 7 days ago
Learning evolving and emerging topics in social media: a dynamic nmf approach with temporal regularization
As massive repositories of real-time human commentary, social media platforms have arguably evolved far beyond passive facilitation of online social interactions. Rapid analysis o...
Ankan Saha, Vikas Sindhwani
CACM
2000
225views more  CACM 2000»
15 years 4 months ago
Complementary Video and Audio Analysis for Broadcast News Archives
The Informedia Digital Video Library system extracts information from digitized video sources and allows full content search and retrieval over all extracted data. This extracted ...
Howard D. Wactlar, Alexander G. Hauptmann, Michael...
WWW
2005
ACM
16 years 5 months ago
Named graphs, provenance and trust
The Semantic Web consists of many RDF graphs nameable by URIs. This paper extends the syntax and semantics of RDF to cover such Named Graphs. This enables RDF statements that desc...
Jeremy J. Carroll, Christian Bizer, Patrick J. Hay...