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VLDB
1995
ACM
135views Database» more  VLDB 1995»
15 years 10 months ago
Sampling-Based Estimation of the Number of Distinct Values of an Attribute
We provide several new sampling-based estimators of the number of distinct values of an attribute in a relation. We compare these new estimators to estimators from the database an...
Peter J. Haas, Jeffrey F. Naughton, S. Seshadri, L...
AAAI
2008
15 years 8 months ago
Studies in Solution Sampling
We introduce novel algorithms for generating random solutions from a uniform distribution over the solutions of a boolean satisfiability problem. Our algorithms operate in two pha...
Vibhav Gogate, Rina Dechter
FLAIRS
2007
15 years 8 months ago
Search Ordering Heuristics for Restarts-Based Constraint Solving
Constraint Satisfaction Problems are ubiquitous in Artificial Intelligence. Over the past decade significant advances have been made in terms of the size of problem instance tha...
Margarita Razgon, Barry O'Sullivan, Gregory M. Pro...
WSC
2007
15 years 8 months ago
Representing and generating uncertainty effectively
Stochastic simulations involve at least some random inputs. This introductory tutorial is meant to call attention to the need to model and generate such inputs in ways that may no...
W. David Kelton
WSC
2008
15 years 8 months ago
Parallel simulation of the global epidemiology of Avian Influenza
SEARUMS is an Eco-modeling, bio-simulation, and analysis environment to study the global epidemiology of Avian Influenza. Originally developed in Java, SEARUMS enables comprehensi...
Dhananjai Madhava Rao, Alexander Chernyakhovsky