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ACMICEC
2003
ACM
172views ECommerce» more  ACMICEC 2003»
14 years 27 days ago
Automated mechanism design: complexity results stemming from the single-agent setting
The aggregation of conflicting preferences is a central problem in multiagent systems. The key difficulty is that the agents may report their preferences insincerely. Mechanism ...
Vincent Conitzer, Tuomas Sandholm
SIGGRAPH
2000
ACM
13 years 12 months ago
Plenoptic sampling
This paper studies the problem of plenoptic sampling in imagebased rendering (IBR). From a spectral analysis of light field signals and using the sampling theorem, we mathematica...
Jinxiang Chai, Shing-Chow Chan, Heung-Yeung Shum, ...
SIGMOD
1997
ACM
131views Database» more  SIGMOD 1997»
13 years 11 months ago
Maintenance of Data Cubes and Summary Tables in a Warehouse
Data warehouses contain large amounts of information, often collected from a variety of independent sources. Decision-support functions in a warehouse, such as on-line analytical ...
Inderpal Singh Mumick, Dallan Quass, Barinderpal S...
PODC
2010
ACM
13 years 11 months ago
Adaptive randomized mutual exclusion in sub-logarithmic expected time
Mutual exclusion is a fundamental distributed coordination problem. Shared-memory mutual exclusion research focuses on local-spin algorithms and uses the remote memory references ...
Danny Hendler, Philipp Woelfel
DBPL
1995
Springer
106views Database» more  DBPL 1995»
13 years 11 months ago
On Impossibility of Decremental Recomputation of Recursive Queries in Relational Calculus and SQL
We study the problem of maintaining recursively-de ned views, such as the transitive closure of a relation, in traditional relational languages that do not have recursion mechanis...
Guozhu Dong, Leonid Libkin, Limsoon Wong