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» On Bounds for the k-Partitioning of Graphs
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PKDD
2010
Springer
164views Data Mining» more  PKDD 2010»
14 years 7 months ago
Efficient Planning in Large POMDPs through Policy Graph Based Factorized Approximations
Partially observable Markov decision processes (POMDPs) are widely used for planning under uncertainty. In many applications, the huge size of the POMDP state space makes straightf...
Joni Pajarinen, Jaakko Peltonen, Ari Hottinen, Mik...
ASUNAM
2011
IEEE
13 years 10 months ago
DisNet: A Framework for Distributed Graph Computation
—With the rise of network science as an exciting interdisciplinary research topic, efficient graph algorithms are in high demand. Problematically, many such algorithms measuring...
Ryan Lichtenwalter, Nitesh V. Chawla
CIKM
2010
Springer
14 years 8 months ago
Evaluating, combining and generalizing recommendations with prerequisites
We consider the problem of recommending the best set of k items when there is an inherent ordering between items, expressed as a set of prerequisites (e.g., the movie ‘Godfather...
Aditya G. Parameswaran, Hector Garcia-Molina, Jeff...
CORR
2007
Springer
135views Education» more  CORR 2007»
14 years 9 months ago
Detailed Network Measurements Using Sparse Graph Counters: The Theory
— Measuring network flow sizes is important for tasks like accounting/billing, network forensics and security. Per-flow accounting is considered hard because it requires that m...
Yi Lu, Andrea Montanari, Balaji Prabhakar
STOC
1997
ACM
76views Algorithms» more  STOC 1997»
15 years 2 months ago
Exploring Unknown Environments
We consider exploration problems where a robot has to construct a complete map of an unknown environment. We assume that the environment is modeled by a directed, strongly connecte...
Susanne Albers, Monika Rauch Henzinger