1950 search results - page 262 / 390 » Informative sampling for large unbalanced data sets |
134
Voted
COMPGEOM
2008
ACM
15 years 5 months ago
2008
ACM
Manifold reconstruction has been extensively studied for the last decade or so, especially in two and three dimensions. Recent advances in higher dimensions have led to new method...
156
click to vote
NIPS
2001
15 years 5 months ago
2001
Drawing on the correspondence between the graph Laplacian, the Laplace-Beltrami operator on a manifold, and the connections to the heat equation, we propose a geometrically motiva...
181
Voted
SIGIR
2011
ACM
14 years 6 months ago
2011
ACM
While a user’s preference is directly reflected in the interactive choice process between her and the recommender, this wealth of information was not fully exploited for learni...
135
Voted
SIGIR
2008
ACM
15 years 3 months ago
2008
ACM
Relevance feedback, which traditionally uses the terms in the relevant documents to enrich the user's initial query, is an effective method for improving retrieval performanc...
144
Voted
SAC
2008
ACM
15 years 3 months ago
2008
ACM
Social annotation via so-called collaborative tagging describes the process by which many users add metadata in the form of unstructured keywords to shared content. In this paper,...