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WCE
2007
15 years 7 months ago
Qualitative and Quantitative Criteria for the Concept Evaluation Task
act—Ontological concept evaluation is a difficult task. Till now, it is done either by domain expert or a knowledge base (thesaurus, ontology, etc.). In this research, we propose...
Lobna Karoui, Supelec France, Nabil El-Kadhi
CLEF
2010
Springer
15 years 7 months ago
Validating Query Simulators: An Experiment Using Commercial Searches and Purchases
Abstract. We design and validate simulators for generating queries and relevance judgments for retrieval system evaluation. We develop a simulation framework that incorporates exis...
Bouke Huurnink, Katja Hofmann, Maarten de Rijke, M...
BIOINFORMATICS
2006
96views more  BIOINFORMATICS 2006»
15 years 6 months ago
Joint estimation of calibration and expression for high-density oligonucleotide arrays
Motivation: The need for normalization in microarray experiments has been well documented in the literature. Currently, most analysis methods treat normalization and analysis as a...
Ann L. Oberg, Douglas W. Mahoney, Karla V. Ballman...
IJWGS
2008
116views more  IJWGS 2008»
15 years 6 months ago
Harnessing user contributions and dynamic profiling to better satisfy individual information search needs
: In the situation of information overload we are experiencing today, conventional web search systems taking a one-size-fits-all approach are often not capable of effectively satis...
Roman Y. Shtykh, Qun Jin
JMLR
2008
83views more  JMLR 2008»
15 years 6 months ago
Generalization from Observed to Unobserved Features by Clustering
We argue that when objects are characterized by many attributes, clustering them on the basis of a random subset of these attributes can capture information on the unobserved attr...
Eyal Krupka, Naftali Tishby