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CIKM
2005
Springer
15 years 3 months ago
Query expansion using random walk models
It has long been recognized that capturing term relationships is an important aspect of information retrieval. Even with large amounts of data, we usually only have significant ev...
Kevyn Collins-Thompson, Jamie Callan
ICC
2009
IEEE
150views Communications» more  ICC 2009»
15 years 4 months ago
Modeling Human Behavior for Defense Against Flash-Crowd Attacks
—Flash-crowd attacks are the most vicious form of distributed denial of service (DDoS). They flood the victim with service requests generated from numerous bots. Attack requests...
Georgios Oikonomou, Jelena Mirkovic
IJCNLP
2005
Springer
15 years 3 months ago
Two-Phase Biomedical Named Entity Recognition Using A Hybrid Method
Biomedical named entity recognition (NER) is a difficult problem in biomedical information processing due to the widespread ambiguity of terms out of context and extensive lexical ...
Seonho Kim, Juntae Yoon, Kyung-Mi Park, Hae-Chang ...
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SSDBM
2010
IEEE
188views Database» more  SSDBM 2010»
15 years 2 months ago
Similarity Estimation Using Bayes Ensembles
Similarity search and data mining often rely on distance or similarity functions in order to provide meaningful results and semantically meaningful patterns. However, standard dist...
Tobias Emrich, Franz Graf, Hans-Peter Kriegel, Mat...
BCSHCI
2008
14 years 11 months ago
SMART: a SysteM of Augmented Reality for Teaching 2nd grade students
In this paper, we describe the design and evaluation of SMART, an educational system that uses augmented reality for teaching 2nd grade-level concepts, adequate and integrated wit...
Rubina Freitas, Pedro Campos