Sciweavers

295 search results - page 45 / 59
» Simultaneous Quantifier Elimination
Sort
View
ICIAP
1999
ACM
14 years 1 months ago
Random Walk Approach to Image Enhancement
The paper presents a new technique of image enhancement. The described algorithm enables the suppression of noise and contrast enhancement. The interesting feature of this new alg...
Bogdan Smolka, Konrad W. Wojciechowski, Marek Szcz...
ICDT
2009
ACM
125views Database» more  ICDT 2009»
14 years 9 months ago
How big must complete XML query languages be?
Marx and de Rijke have shown that the navigational core of the w3c XML query language XPath is not first-order complete ? that is it cannot express every query definable in firsto...
Clemens Ley, Michael Benedikt
ICDT
2009
ACM
143views Database» more  ICDT 2009»
14 years 9 months ago
Automatic construction of simple artifact-based business processes
Almost all medium- and large-scale businesses rely on electronic workflow systems to manage their business processes. A key challenge is to enable the easy re-use and modification...
Christian Fritz, Richard Hull, Jianwen Su
WWW
2002
ACM
14 years 9 months ago
Aliasing on the world wide web: prevalence and performance implications
Aliasing occurs in Web transactions when requests containing different URLs elicit replies containing identical data payloads. Conventional caches associate stored data with URLs ...
Terence Kelly, Jeffrey C. Mogul
EDBT
2008
ACM
112views Database» more  EDBT 2008»
14 years 8 months ago
Providing freshness guarantees for outsourced databases
Database outsourcing becomes increasingly attractive as advances in network technologies eliminate the perceived performance difference between in-house databases and outsourced d...
Min Xie, Haixun Wang, Jian Yin, Xiaofeng Meng