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» Ranking Categorical Features Using Generalization Properties
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CONTEXT
2007
Springer
14 years 2 months ago
Discovering Hidden Contextual Factors for Implicit Feedback
Abstract. This paper presents a statistical framework based on Principal Component Analysis (PCA) for discovering the contextual factors which most strongly influence user behavio...
Massimo Melucci, Ryen W. White
PVLDB
2010
225views more  PVLDB 2010»
13 years 2 months ago
Efficient Processing of Top-k Spatial Preference Queries
Top-k spatial preference queries return a ranked set of the k best data objects based on the scores of feature objects in their spatial neighborhood. Despite the wide range of loc...
João B. Rocha-Junior, Akrivi Vlachou, Chris...
SIGIR
2010
ACM
13 years 11 months ago
Extending average precision to graded relevance judgments
Evaluation metrics play a critical role both in the context of comparative evaluation of the performance of retrieval systems and in the context of learning-to-rank (LTR) as objec...
Stephen E. Robertson, Evangelos Kanoulas, Emine Yi...
FLAIRS
2010
13 years 10 months ago
Visual Object Detection using Frequent Pattern Mining
Object search in a visual scene is a highly challenging and computationally intensive task. Most of the current object detection techniques extract features from images for classi...
Yousuf Aboobaker Sait, Balaraman Ravindran
ICSE
2011
IEEE-ACM
12 years 11 months ago
Feature cohesion in software product lines: an exploratory study
Software product lines gain momentum in research and industry. duct-line approaches use features as a central abstraction mechanism. Feature-oriented software development aims at ...
Sven Apel, Dirk Beyer