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DAWAK
2005
Springer
15 years 3 months ago
DWEB: A Data Warehouse Engineering Benchmark
Abstract. Data warehouse architectural choices and optimization techniques are critical to decision support query performance. To facilitate these choices, the performance of the d...
Jérôme Darmont, Omar Boussaid, Fadila...
CLEF
2005
Springer
15 years 3 months ago
Dictionary-Based Amharic-French Information Retrieval
We present four approaches to the Amharic - French bilingual track at CLEF 2005. All experiments use a dictionary based approach to translate the Amharic queries into French Bags-...
Atelach Alemu Argaw, Lars Asker, Rickard Cöst...
CIKM
2008
Springer
14 years 11 months ago
A survey of pre-retrieval query performance predictors
The focus of research on query performance prediction is to predict the effectiveness of a query given a search system and a collection of documents. If the performance of queries...
Claudia Hauff, Djoerd Hiemstra, Franciska de Jong
KDD
2007
ACM
191views Data Mining» more  KDD 2007»
15 years 10 months ago
Modeling relationships at multiple scales to improve accuracy of large recommender systems
The collaborative filtering approach to recommender systems predicts user preferences for products or services by learning past useritem relationships. In this work, we propose no...
Robert M. Bell, Yehuda Koren, Chris Volinsky
SIGMETRICS
2009
ACM
103views Hardware» more  SIGMETRICS 2009»
15 years 4 months ago
Restrained utilization of idleness for transparent scheduling of background tasks
A common practice in system design is to treat features intended to enhance performance and reliability as low priority tasks by scheduling them during idle periods, with the goal...
Ningfang Mi, Alma Riska, Xin Li, Evgenia Smirni, E...