2949 search results - page 521 / 590 » Universal Sparse Modeling |
SIGMOD
2008
ACM
14 years 9 months ago
2008
ACM
Supporting ranking queries in database systems has been a popular research topic recently. However, there is a lack of study on supporting ranking queries in data warehouses where...
SIGMOD
2001
ACM
14 years 9 months ago
2001
ACM
We study the problem of generating e cient, equivalent rewritings using views to compute the answer to a query. We take the closed-world assumption, in which views are materialize...
FOCS
2006
IEEE
14 years 3 months ago
2006
IEEE
We introduce a game theoretic model of network formation in an effort to understand the complex system of business relationships between various Internet entities (e.g., Autonomou...
IPPS
2006
IEEE
14 years 3 months ago
2006
IEEE
ions Sriram Krishnamoorthy½ Umit Catalyurek¾ Jarek Nieplocha¿ Atanas Rountev½ P. Sadayappan½ ½ Dept. of Computer Science and Engineering, ¾ Dept. of Biomedical Informatics T...
MOBIWAC
2006
ACM
14 years 3 months ago
2006
ACM
In this work we present a calibration-free system for locating wireless local area network devices, based on the radio frequency characteristics of such networks. Calibration proc...