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DAC
1994
ACM
15 years 10 months ago
A Communicating Petri Net Model for the Design of Concurrent Asynchronous Modules
Current asynchronous tools are focussed mainly on the design of a single interface module. In many applications, one must design interacting interface modules that potentially comm...
Gjalt G. de Jong, Bill Lin
EDM
2008
97views Data Mining» more  EDM 2008»
15 years 7 months ago
Using Item-type Performance Covariance to Improve the Skill Model of an Existing Tutor
Using data from an existing pre-algebra computer-based tutor, we analyzed the covariance of item-types with the goal of describing a more effective way to assign skill labels to it...
Philip I. Pavlik, Hao Cen, Lili Wu, Kenneth R. Koe...
COMGEO
2002
ACM
15 years 6 months ago
Quadtree, ray shooting and approximate minimum weight Steiner triangulation
We present a quadtree-based decomposition of the interior of a polygon with holes. The complete decomposition yields a constant factor approximation of the minimum weight Steiner ...
Siu-Wing Cheng, Kam-Hing Lee
ENTCS
2000
60views more  ENTCS 2000»
15 years 6 months ago
Incompleteness of Behavioral Logics
Incompleteness results for behavioral logics are investigated. We show that there is a basic finite behavioral specification for which the behavioral satisfaction problem is not r...
Samuel R. Buss, Grigore Rosu
CGF
1998
104views more  CGF 1998»
15 years 6 months ago
Animation of Biological Organ Growth Based on L-systems
In contrast with the growth of plants and trees, human organs can undergo signi cant changes in shape through a variety of global transformations during the growth period, such as...
Roman Durikovic, Kazufumi Kaneda, Hideo Yamashita