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172
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VLDB
1993
ACM
121views Database» more  VLDB 1993»
15 years 10 months ago
Integrity Constraint and Rule Maintenance in Temporal Deductive Knowledge Bases
The enforcement of semantic integrity constraints in data and knowledge bases constitutea a major performance bottleneck. Integrity constraint simplification methods aim at reduci...
Dimitris Plexousakis
GLOBECOM
2009
IEEE
15 years 10 months ago
Dual Transform Domain Echo Canceller for Discrete Multitone Systems
Abstract--In communication systems where full-duplex transmission is required, digital echo cancellers are employed to cancel echo by means of adaptive filtering. In order to reduc...
Neda Ehtiati, Benoît Champagne
APCCAS
2006
IEEE
373views Hardware» more  APCCAS 2006»
15 years 10 months ago
A New High Precision Low Offset Dynamic Comparator for High Resolution High Speed ADCs
A new low offset dynamic comparator for high resolution high speed analog-to-digital application has been designed. Inputs are reconfigured from the typical differential pair compa...
Vipul Katyal, Randall L. Geiger, Degang Chen
CGI
2004
IEEE
15 years 10 months ago
Fast and High Quality Overlap Repair for Patch-Based Texture Synthesis
Patch-based texture synthesis has proven to produce high quality textures faster than pixel-based approaches. Previous algorithms differ in how the regions of overlap between neig...
Andrew Nealen, Marc Alexa
FPL
2000
Springer
125views Hardware» more  FPL 2000»
15 years 10 months ago
Multiplexer Based Reconfiguration for Virtex Multipliers
A novel approach, based on a radix-4 Booth encoding, is presented for constant coefficient multipliers. The major advantage of this approach is that it reduces the amount of reconf...
Tim Courtney, Richard H. Turner, Roger Woods