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» Modelling Learning Subjects as Relationships
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CIKM
2005
Springer
14 years 3 months ago
Query expansion using term relationships in language models for information retrieval
Language Modeling (LM) has been successfully applied to Information Retrieval (IR). However, most of the existing LM approaches only rely on term occurrences in documents, queries...
Jing Bai, Dawei Song, Peter Bruza, Jian-Yun Nie, G...
KDD
2004
ACM
209views Data Mining» more  KDD 2004»
14 years 10 months ago
A data mining approach to modeling relationships among categories in image collection
This paper proposes a data mining approach to modeling relationships among categories in image collection. In our approach, with image feature grouping, a visual dictionary is cre...
Ruofei Zhang, Zhongfei (Mark) Zhang, Sandeep Khanz...
DOLAP
2008
ACM
13 years 11 months ago
Solving summarizability problems in fact-dimension relationships for multidimensional models
Multidimensional analysis allows decision makers to efficiently and effectively use data analysis tools, which mainly depend on multidimensional (MD) structures of a data warehous...
Jose-Norberto Mazón, Jens Lechtenbörge...
ITRE
2006
IEEE
14 years 3 months ago
A Knowledge Building Community Constructing a Knowledge Model Using Online Concept Maps
Knowledge models are structured representations of knowledge using symbols to represent pieces of knowledge and relationships between them, while a knowledge building community inv...
Moshe Leiba, Rafi Nachmias
CSCW
2006
ACM
14 years 3 months ago
Communication characteristics of instant messaging: effects and predictions of interpersonal relationships
Instant Messaging is a popular medium for both social and workrelated communication. In this paper we report an investigation of the effect of interpersonal relationship on underl...
Daniel Avrahami, Scott E. Hudson