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ICCS
1998
Springer
14 years 1 months ago
Matching in Description Logics: Preliminary Results
Matching of concepts with variables (concept patterns) is a relatively new operation that has been introduced in the context of concept description languages (description logics),...
Franz Baader, Alexander Borgida, Deborah L. McGuin...
ISSAC
1998
Springer
101views Mathematics» more  ISSAC 1998»
14 years 1 months ago
Efficient Algorithms for Computing the Nearest Polynomial with Constrained Roots
Continuous changes of the coefficients of a polynomial move the roots continuously. We consider the problem finding the minimal perturbations to the coefficients to move a root to...
Markus A. Hitz, Erich Kaltofen
ITS
1998
Springer
129views Multimedia» more  ITS 1998»
14 years 1 months ago
Cognitive Measures for Visual Concept Teaching with Intelligent Tutoring Systems
Abstract: This article reports on the application of general cognitive measures to describe and order the knowledge base of radiological images, aimed at the teaching of visual con...
Andrey R. Pimentel, Alexandre I. Direne
KDD
1998
ACM
181views Data Mining» more  KDD 1998»
14 years 1 months ago
Approaches to Online Learning and Concept Drift for User Identification in Computer Security
The task in the computer security domain of anomaly detection is to characterize the behaviors of a computer user (the `valid', or `normal' user) so that unusual occurre...
Terran Lane, Carla E. Brodley
KDD
1998
ACM
112views Data Mining» more  KDD 1998»
14 years 1 months ago
Evaluating Usefulness for Dynamic Classification
This paper develops the concept of usefulness in the context of supervised learning. We argue that usefulness can be used to improve the performance of classification rules (as me...
Gholamreza Nakhaeizadeh, Charles Taylor, Carsten L...