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» Challenges in Web Information Retrieval
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PVLDB
2008
167views more  PVLDB 2008»
13 years 8 months ago
Managing and querying transaction-time databases under schema evolution
The old problem of managing the history of database information is now made more urgent and complex by fast spreading web information systems, such as Wikipedia. Our PRIMA system ...
Hyun Jin Moon, Carlo Curino, Alin Deutsch, Chien-Y...
MM
2010
ACM
191views Multimedia» more  MM 2010»
13 years 6 months ago
Quantifying tag representativeness of visual content of social images
Social tags describe images from many aspects including the visual content observable from the images, the context and usage of images, user opinions and others. Not all tags are ...
Aixin Sun, Sourav S. Bhowmick
EMNLP
2009
13 years 6 months ago
Cross-lingual Semantic Relatedness Using Encyclopedic Knowledge
In this paper, we address the task of crosslingual semantic relatedness. We introduce a method that relies on the information extracted from Wikipedia, by exploiting the interlang...
Samer Hassan, Rada Mihalcea
WWW
2011
ACM
13 years 3 months ago
Automatic construction of a context-aware sentiment lexicon: an optimization approach
The explosion of Web opinion data has made essential the need for automatic tools to analyze and understand people’s sentiments toward different topics. In most sentiment analy...
Yue Lu, Malú Castellanos, Umeshwar Dayal, C...
BMCBI
2011
13 years 7 days ago
ENGINES: exploring single nucleotide variation in entire human genomes
Background: Next generation ultra-sequencing technologies are starting to produce extensive quantities of data from entire human genome or exome sequences, and therefore new softw...
Jorge Amigo, Antonio Salas, Christopher Phillips