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» Modeling Information Sources for Information Integration
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ICDM
2007
IEEE
276views Data Mining» more  ICDM 2007»
16 years 1 months ago
SOPS: Stock Prediction Using Web Sentiment
Recently, the web has rapidly emerged as a great source of financial information ranging from news articles to personal opinions. Data mining and analysis of such financial info...
Vivek Sehgal, Charles Song
COSIT
2005
Springer
125views GIS» more  COSIT 2005»
16 years 6 days ago
Landmark Extraction: A Web Mining Approach
Landmarks play crucial roles in human geographic knowledge. There has been much work focusing on the extraction of landmarks from geographic information systems (GIS) or 3D city mo...
Taro Tezuka, Katsumi Tanaka
ITRUST
2005
Springer
16 years 5 days ago
Alleviating the Sparsity Problem of Collaborative Filtering Using Trust Inferences
Collaborative Filtering (CF), the prevalent recommendation approach, has been successfully used to identify users that can be characterized as “similar” according to their logg...
Manos Papagelis, Dimitris Plexousakis, Themistokli...
DAWAK
1999
Springer
15 years 11 months ago
Dynamic Data Warehouse Design
A data warehouse DW can be seen as a set of materialized views de ned over remote base relations. When a query is posed, it is evaluated locally, using the materialized views, wi...
Dimitri Theodoratos, Timos K. Sellis
GROUP
2007
ACM
15 years 10 months ago
A field study of community bar: (mis)-matches between theory and practice
Community Bar (CB) is groupware supporting informal awareness and casual interaction. CB's design was derived from three sources: prior empirical research findings concerning...
Natalia A. Romero, Gregor McEwan, Saul Greenberg