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JIIS
2002
118views more  JIIS 2002»
13 years 5 months ago
Authorization and Access Control of Application Data in Workflow Systems
: Workflow Management Systems (WfMSs) are used to support the modeling and coordinated execution of business processes within an organization or across organizational boundaries. A...
Shengli Wu, Amit P. Sheth, John A. Miller, Zongwei...
JIIS
2002
102views more  JIIS 2002»
13 years 5 months ago
Using Dempster-Shafer's Theory of Evidence to Combine Aspects of Information Use
In this paper we propose a model for relevance feedback. Our model combines evidence from user's relevance assessments with algorithms describing how words are used within do...
Ian Ruthven, Mounia Lalmas
JIIS
2002
119views more  JIIS 2002»
13 years 5 months ago
Spatio-Temporal Data Mining for Typhoon Image Collection
Our research aims at discovering useful knowledge from the large collection of satellite images of typhoons using data mining approaches. We first introduce the creation of the typ...
Asanobu Kitamoto
JIIS
2002
99views more  JIIS 2002»
13 years 5 months ago
Efficient Management of Persistent Knowledge
Although computer speed has steadily increased and memory is getting cheaper, the need for storage managers to deal efficiently with applications that cannot be held into main memo...
Dimitris G. Kapopoulos, Michael Hatzopoulos, Panag...
JIIS
2002
114views more  JIIS 2002»
13 years 5 months ago
A Dynamic Probabilistic Model to Visualise Topic Evolution in Text Streams
Abstract. We propose a novel probabilistic method, based on latent variable models, for unsupervised topographic visualisation of dynamically evolving, coherent textual information...
Ata Kabán, Mark Girolami
JIIS
2002
130views more  JIIS 2002»
13 years 5 months ago
Image Mining: Trends and Developments
Advances in image acquisition and storage technology have led to tremendous growth in very large and detailed image databases. These images, if analyzed, can reveal useful informa...
Wynne Hsu, Mong-Li Lee, Ji Zhang
JIIS
2002
100views more  JIIS 2002»
13 years 5 months ago
Editorial - A Survey of Research Questions for Intelligent Information Systems in Education
Education is an application domain in which many research questions from Intelligent Information Systems may prove their worth. We discuss three themes in this editorial: distribut...
John C. Cherniavsky, Elliot Soloway
JIIS
2002
109views more  JIIS 2002»
13 years 5 months ago
PVA: A Self-Adaptive Personal View Agent
In this paper, we present PVA, an adaptive personal view information agent system for tracking, learning and managing user interests in Internet documents. PVA consists of three pa...
Chien Chin Chen, Meng Chang Chen, Yeali S. Sun
JIIS
2002
141views more  JIIS 2002»
13 years 5 months ago
Combining Approximation Techniques and Vector Quantization for Adaptable Similarity Search
Adaptable similarity queries based on quadratic form distance functions are widely popular in data mining application domains including multimedia, CAD, molecular biology or medica...
Christian Böhm, Hans-Peter Kriegel, Thomas Se...