Sciweavers

AAAI
2004
14 years 1 months ago
PROBCONS: Probabilistic Consistency-Based Multiple Alignment of Amino Acid Sequences
Obtaining an accurate multiple alignment of protein sequences is a difficult computational problem for which many heuristic techniques sacrifice optimality to achieve reasonable r...
Chuong B. Do, Michael Brudno, Serafim Batzoglou
AAAI
2004
14 years 1 months ago
Implementing a Generalized Version of Resolution
We have recently proposed augmenting clauses in a Boolean database with groups of permutations, the augmented clauses then standing for the set of all clauses constructed by actin...
Heidi E. Dixon, Matthew L. Ginsberg, David K. Hofe...
AAAI
2004
14 years 1 months ago
The U.S. National Football League Scheduling Problem
We describe the problem of scheduling the television broadcasts of the U.S. National Football League (NFL). Unlike traditional round-robin tournament scheduling, the NFL problem i...
Bistra N. Dilkina, William S. Havens
AAAI
2004
14 years 1 months ago
Conservative Belief Revision
A standard intuition underlying traditional accounts of belief change is the principle of minimal change. In this paper we introduce a novel account of belief change in which the ...
James P. Delgrande, Abhaya C. Nayak, Maurice Pagnu...
AAAI
2004
14 years 1 months ago
A Computational Study of the Kemeny Rule for Preference Aggregation
We consider from a computational perspective the problem of how to aggregate the ranking preferences of a number of alternatives by a number of different voters into a single cons...
Andrew J. Davenport, Jayant Kalagnanam
AAAI
2004
14 years 1 months ago
Combinatorial Auctions with Structured Item Graphs
Combinatorial auctions (CAs) are important mechanisms for allocating interrelated items. Unfortunately, winner determination is NP-complete unless there is special structure. We s...
Vincent Conitzer, Jonathan Derryberry, Tuomas Sand...
AAAI
2004
14 years 1 months ago
Comparing Cognitive and Computational Models of Narrative Structure
A growing number of applications seek to incorporate automatically generated narrative structure into interactive virtual environments. In this paper, we evaluate a representation...
David B. Christian, R. Michael Young
AAAI
2004
14 years 1 months ago
Collapsibility and Consistency in Quantified Constraint Satisfaction
The concept of consistency has pervaded studies of the constraint satisfaction problem. We introduce two concepts, which are inspired by consistency, for the more general framewor...
Hubie Chen