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UAI
1997
13 years 11 months ago
A Scheme for Approximating Probabilistic Inference
This paper describes a class ofprobabilistic approximation algorithms based on bucket elimination which o er adjustable levels of accuracy ande ciency. We analyzethe approximation...
Rina Dechter, Irina Rish
WSC
2000
13 years 11 months ago
Automated material handling system traffic control by means of node balancing
This paper presents a logistic algorithm that improves traffic conditions in a network-like automated material handling system (AMHS). The algorithm uses a lookahead procedure and...
Namdar Bahri, Robert J. Gaskins
WAE
2000
128views Algorithms» more  WAE 2000»
13 years 11 months ago
Planar Point Location for Large Data Sets: To Seek or Not to Seek
We present an algorithm for external memory planar point location that is both effective and easy to implement. The base algorithm is an external memory variant of the bucket metho...
Jan Vahrenhold, Klaus Hinrichs
SODA
2000
ACM
120views Algorithms» more  SODA 2000»
13 years 11 months ago
Minimum ratio canceling is oracle polynomial for linear programming, but not strongly polynomial, even for networks
This paper shows that the minimum ratio canceling algorithm of Wallacher (1989) (and a faster relaxed version) can be generalized to an algorithm for general linear programs with ...
S. Thomas McCormick, Akiyoshi Shioura
ISMB
1997
13 years 11 months ago
Hierarchical Protein Structure Superposition Using Both Secondary Structure and Atomic Representations
The structural comparison of proteins has become increasingly important as a means to identify protein motifs and fold families. In this paper we present a new algorithm for the c...
Amit Pal Singh, Douglas L. Brutlag
SODA
2000
ACM
127views Algorithms» more  SODA 2000»
13 years 11 months ago
Dimensionality reduction techniques for proximity problems
In this paper we give approximation algorithms for several proximity problems in high dimensional spaces. In particular, we give the rst Las Vegas data structure for (1 + )-neares...
Piotr Indyk
SIROCCO
2000
13 years 11 months ago
Cooperative computing with fragmentable and mergeable groups
ABSTRACT: This work considers the problem of performing a set of N tasks on a set of P cooperating message-passing processors (P N). The processors use a group communication servi...
Chryssis Georgiou, Alexander A. Shvartsman
IJCAI
1997
13 years 11 months ago
Extracting Propositions from Trained Neural Networks
This paper presents an algorithm for extract­ ing propositions from trained neural networks. The algorithm is a decompositional approach which can be applied to any neural networ...
Hiroshi Tsukimoto
IJCAI
1997
13 years 11 months ago
Mini-Buckets: A General Scheme for Generating Approximations in Automated Reasoning
The class of algorithms for approximating reasoning tasks presented in this paper is based on approximating the general bucket elimination framework. The algorithms have adjustabl...
Rina Dechter
NETWORKING
2000
13 years 11 months ago
An Exact Algorithm for Calculating Blocking Probabilities in Multicast Networks
Abstract. The paper deals with tree-structured point-to-multipoint networks, where users from infinite user populations at the leaf nodes subscribe to a variety of channels, offere...
Eeva Nyberg, Jorma T. Virtamo, Samuli Aalto