21993 search results - page 4294 / 4399 » Evolution of Data Models |
113
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CISS
2008
IEEE
2008
IEEE
A lower-bound on the number of rankings required in recommender systems using collaborativ filtering
15 years 9 months ago
— We consider the situation where users rank items from a given set, and each user ranks only a (small) subset of all items. We assume that users can be classified into C classe...
139
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FOCS
2008
IEEE
15 years 9 months ago
2008
IEEE
Learning problems form an important category of computational tasks that generalizes many of the computations researchers apply to large real-life data sets. We ask: what concept ...
145
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HPDC
2008
IEEE
15 years 9 months ago
2008
IEEE
If the model of free-form queries, which has proved successful for HTML based search on the Web, is made available for Grid services, it will serve as a powerful tool for scientis...
133
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ICRA
2008
IEEE
15 years 9 months ago
2008
IEEE
—The main contribution of this paper arises from the development of a new framework, which has its inspiration in the mechanics of human navigation, for solving the problem of Si...
109
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ICRA
2008
IEEE
15 years 9 months ago
2008
IEEE
— This paper presents an initial design and feasibility study for a 1-DOF Magnetic Resonance Imaging (MRI) compatible needle driver robot for radiofrequency ablation (RFA). This ...