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STOC
1997
ACM
125views Algorithms» more  STOC 1997»
14 years 2 months ago
An Interruptible Algorithm for Perfect Sampling via Markov Chains
For a large class of examples arising in statistical physics known as attractive spin systems (e.g., the Ising model), one seeks to sample from a probability distribution π on an...
James Allen Fill
IPM
2007
137views more  IPM 2007»
13 years 9 months ago
Analyzing imbalance among homogeneous index servers in a web search system
The performance of parallel query processing in a cluster of index servers is crucial for modern web search systems. In such a scenario, the response time basically depends on the...
Claudine Santos Badue, Ricardo A. Baeza-Yates, Ber...
SIAMSC
2008
179views more  SIAMSC 2008»
13 years 9 months ago
Multigrid Algorithms for Inverse Problems with Linear Parabolic PDE Constraints
Abstract. We present a multigrid algorithm for the solution of distributed parameter inverse problems constrained by variable-coefficient linear parabolic partial differential equa...
Santi S. Adavani, George Biros
DUX
2007
14 years 1 months ago
180 x 120: designing alternate location systems
Using 180 RFID tags to track and plot locations over time, guests to an event at the San Francisco Museum of Modern Art (SFMOMA) collectively constructed a public visualization of...
Eric Paulos, Anthony Burke, Tom Jenkins, Karen Mar...
ICIP
2009
IEEE
13 years 7 months ago
Dynamic texture synthesis using a spatial temporal descriptor
Dynamic textures are image sequences with visual pattern repetition in time and space, such as smoke, flames, moving objects and so on. Dynamic texture synthesis is to provide a c...
Yimo Guo, Guoying Zhao, Jie Chen, Matti Pietik&aum...