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» Approximation by pseudo-linear operators
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VLDB
2009
ACM
159views Database» more  VLDB 2009»
16 years 4 months ago
Anytime measures for top-k algorithms on exact and fuzzy data sets
Top-k queries on large multi-attribute data sets are fundamental operations in information retrieval and ranking applications. In this article, we initiate research on the anytime ...
Benjamin Arai, Gautam Das, Dimitrios Gunopulos, Ni...
SIGMOD
2005
ACM
154views Database» more  SIGMOD 2005»
16 years 4 months ago
SHIFT-SPLIT: I/O Efficient Maintenance of Wavelet-Transformed Multidimensional Data
The Discrete Wavelet Transform is a proven tool for a wide range of database applications. However, despite broad acceptance, some of its properties have not been fully explored a...
Mehrdad Jahangiri, Dimitris Sacharidis, Cyrus Shah...
SOSP
2001
ACM
16 years 1 months ago
Storage Management and Caching in PAST, A Large-scale, Persistent Peer-to-peer Storage Utility
This paper presents and evaluates the storage management and caching in PAST, a large-scale peer-to-peer persistent storage utility. PAST is based on a self-organizing, Internetba...
Antony I. T. Rowstron, Peter Druschel
DATE
2009
IEEE
131views Hardware» more  DATE 2009»
15 years 11 months ago
Process Variation Aware SRAM/Cache for aggressive voltage-frequency scaling
this paper proposes a novel Process Variation Aware SRAM architecture designed to inherently support voltage scaling. The peripheral circuitry of the SRAM is modified to selectivel...
Avesta Sasan, Houman Homayoun, Ahmed M. Eltawil, F...
IISWC
2009
IEEE
15 years 11 months ago
Logicalization of communication traces from parallel execution
—Communication traces are integral to performance modeling and analysis of parallel programs. However, execution on a large number of nodes results in a large trace volume that i...
Qiang Xu, Jaspal Subhlok, Rong Zheng, Sara Voss