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» Centering Information Retrieval to the User
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WWW
2007
ACM
16 years 7 months ago
Building and managing personalized semantic portals
This paper presents a semantic portal, SEMPort, which provides better user support with personalized views, semantic navigation, ontology-based search and three different kinds of...
Melike Sah, Wendy Hall
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
DEXAW
1999
IEEE
146views Database» more  DEXAW 1999»
15 years 11 months ago
SIM - A System for Semi-Automatic Indexing of Multilingual Documents
With the growing significance of digital libraries and the Internet, more and more electronic texts become accessible to a wide and geographically disperse public. This requires a...
Ulrich Schiel, Ianna M. S. F. de Sousa, Edberto Fe...
TREC
2007
15 years 7 months ago
IITD-IBMIRL System for Question Answering Using Pattern Matching, Semantic Type and Semantic Category Recognition
A Question Answering (QA) system aims to return exact answers to natural language questions. While today information retrieval techniques are quite successful at locating within l...
Ashish Kumar Saxena, Ganesh Viswanath Sambhu, Saro...
ACL
2010
15 years 4 months ago
Generating Focused Topic-Specific Sentiment Lexicons
We present a method for automatically generating focused and accurate topicspecific subjectivity lexicons from a general purpose polarity lexicon that allow users to pin-point sub...
Valentin Jijkoun, Maarten de Rijke, Wouter Weerkam...