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FOCS
1998
IEEE
14 years 2 months ago
The Complexity of Acyclic Conjunctive Queries
This paper deals with the evaluation of acyclic Boolean conjunctive queries in relational databases. By well-known results of Yannakakis [1981], this problem is solvable in polynom...
Georg Gottlob, Nicola Leone, Francesco Scarcello
ECAI
1998
Springer
14 years 2 months ago
Diagnosis of Active Systems
Abstract: Lazy computation is not new in model-based diagnosis of active systems (and of discreteevent systems in general). Up to a decade ago, diagnosis methods for discrete-event...
Pietro Baroni, Gianfranco Lamperti, Paolo Pogliano...
MICCAI
1998
Springer
14 years 2 months ago
Segmentation and Measurement of the Cortex from 3D MR Images
The cortex is the outermost thin layer of gray matter in the brain; geometric measurement of the cortex helps in understanding brain anatomy and function. In the quantitative analy...
Xiaolan Zeng, Lawrence H. Staib, Robert T. Schultz...
IWANN
1997
Springer
14 years 2 months ago
The Pattern Extraction Architecture: A Connectionist Alternative to the Von Neumann Architecture
A detailed connectionist architecture is described which is capable of relating psychological behavior to the functioning of neurons and neurochemicals. The need to be able to bui...
L. Andrew Coward
CPM
1993
Springer
154views Combinatorics» more  CPM 1993»
14 years 1 months ago
On Suboptimal Alignments of Biological Sequences
It is widely accepted that the optimal alignment between a pair of proteins or nucleic acid sequences that minimizes the edit distance may not necessarily re ect the correct biolog...
Dalit Naor, Douglas L. Brutlag