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GIS
2005
ACM
14 years 9 months ago
2005
ACM
Nearest neighbor (NN) searches represent an important class of queries in geographic information systems (GIS). Most nearest neighbor algorithms rely on static distance informatio...
SIGSOFT
2002
ACM
14 years 9 months ago
2002
ACM
We propose a unifying framework for model-based specification notations. Our framework captures the execution semantics that are common among model-based notations, and leaves the...
WWW
2009
ACM
14 years 9 months ago
2009
ACM
Given a terabyte click log, can we build an efficient and effective click model? It is commonly believed that web search click logs are a gold mine for search business, because th...
WWW
2005
ACM
14 years 9 months ago
2005
ACM
In this work we present topic diversification, a novel method designed to balance and diversify personalized recommendation lists in order to reflect the user's complete spec...
WWW
2004
ACM
14 years 9 months ago
2004
ACM
The rapid growth of the web has been noted and tracked extensively. Recent studies have however documented the dual phenomenon: web pages have small half lives, and thus the web e...