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» The Layer-Independent Descriptor Concept
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CIKM
2005
Springer
14 years 3 months ago
Generating better concept hierarchies using automatic document classification
This paper presents a hybrid concept hierarchy development technique for web returned documents retrieved by a meta-search engine. The aim of the technique is to separate the init...
Razvan Stefan Bot, Yi-fang Brook Wu, Xin Chen, Qua...
KDD
2007
ACM
178views Data Mining» more  KDD 2007»
14 years 10 months ago
Real-time ranking with concept drift using expert advice
In many practical applications, one is interested in generating a ranked list of items using information mined from continuous streams of data. For example, in the context of comp...
Hila Becker, Marta Arias
GECCO
2007
Springer
157views Optimization» more  GECCO 2007»
14 years 3 months ago
Thoughts on solution concepts
This paper explores connections between Ficici’s notion of solution concept and order theory. Ficici postulates that algorithms should ascend an order called weak preference; th...
Anthony Bucci, Jordan B. Pollack
CIVR
2007
Springer
158views Image Analysis» more  CIVR 2007»
14 years 1 months ago
How many high-level concepts will fill the semantic gap in news video retrieval?
A number of researchers have been building high-level semantic concept detectors such as outdoors, face, building, etc., to help with semantic video retrieval. Using the TRECVID v...
Alexander G. Hauptmann, Rong Yan, Wei-Hao Lin
JCDL
2010
ACM
180views Education» more  JCDL 2010»
14 years 2 months ago
Spatiotemporal mapping of Wikipedia concepts
Space and time are important dimensions in the representation of a large number of concepts. However there exists no available resource that provides spatiotemporal mappings of ge...
Adrian Popescu, Gregory Grefenstette