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SIGMOD
2005
ACM
174views Database» more  SIGMOD 2005»
14 years 3 months ago
Automated statistics collection in action
If presented with inaccurate statistics, even the most sophisticated query optimizers make mistakes. They may wrongly estimate the output cardinality of a certain operation and th...
Peter J. Haas, Mokhtar Kandil, Alberto Lerner, Vol...
IPTPS
2005
Springer
14 years 3 months ago
Dynamic Load Balancing in Distributed Hash Tables
In Peer-to-Peer networks based on consistent hashing and ring topology each server is responsible for an interval chosen (pseudo-)randomly on a circle. The topology of the network...
Marcin Bienkowski, Miroslaw Korzeniowski, Friedhel...
SSD
2005
Springer
185views Database» more  SSD 2005»
14 years 3 months ago
Evaluation of a Dynamic Tree Structure for Indexing Query Regions on Streaming Geospatial Data
Most recent research on querying and managing data streams has concentrated on traditional data models where the data come in the form of tuples or XML data. Complex types of strea...
Quinn Hart, Michael Gertz, Jie Zhang
AMAI
2004
Springer
14 years 3 months ago
A Framework for Sequential Planning in Multi-Agent Settings
This paper extends the framework of partially observable Markov decision processes (POMDPs) to multi-agent settings by incorporating the notion of agent models into the state spac...
Piotr J. Gmytrasiewicz, Prashant Doshi
PLDI
2010
ACM
14 years 3 months ago
Smooth interpretation
We present smooth interpretation, a method to systematically approximate numerical imperative programs by smooth mathematical functions. This approximation facilitates the use of ...
Swarat Chaudhuri, Armando Solar-Lezama