841 Result(s)
within
English
Computer Science
Information Systems Applications (incl. Internet)
** Chung
Conference Paper
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Chapter and Conference Paper
Representation and utilization of non-functional requirements for information system design
The complexity and usefulness of large information systems are determined partly by their functionality, i.e., what they do, and partly by global constraints on their accuracy, security, cost, user-friendlines...
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Chapter and Conference Paper
Barriers to Implementing Quality Management in Hong Kong’s Hotels
Quality is acquiring a new meaning both in the manufacturing and service sectors. The push for quality has been driven by technological innovations. In turn, better communication systems have resulted in the r...
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Chapter and Conference Paper
Quick Elimination of Non-Interference Polytopes in Virtual Environments
The problem of collision detection is fundamental to interactive applications such as computer animation and virtual environments. In these fields, prompt recognition of possible impacts is important for compu...
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Chapter and Conference Paper
Controlled decomposition strategy for complex spatial objects
The efficient query processing for complex spatial objects is one of most challenging requirements in many non-traditional applications such as geographic information systems, computer-aided design and multime...
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Chapter and Conference Paper
Analysis of nearest neighbor query performance in multidimensional index structures
A frequently encountered type of query in geographic information systems and multimedia database systems is to find k nearest neighbors to a given point in a multidimensional space. Examples would be to find t...
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Chapter and Conference Paper
Preserve Discovered Linguistic Patterns Valid in Volatility Data Environment
Many data mining techniques have been developed and shown to be successful in financial domains. A further aim is to make sense of numerical data through a human-friendly way, by which general patterns are ext...
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Chapter and Conference Paper
Multi-way Spatial Joins Using R-Trees: Methodology and Performance Evaluation
We propose a new multi-way spatial join algorithm called M-way R-tree join which synchronously traverses M R-trees. The Mway R-tree join can be considered as a generalization of the 2-way R-tree join. Although a ...
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Chapter and Conference Paper
Discovery of Generalized Association Rules with Multiple Minimum Supports
Mining association rules at multiple concept levels leads to the discovery of more concrete knowledge. Nevertheless, setting an appropriate minsup for cross-level itemsets is still a non-trivial task. Besides,...
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Chapter and Conference Paper
Web-Based Cluster Analysis System for China and Hong Kong’s Stock Market
Data mining or knowledge discovery in database (KDD) is motivated by large amounts of computerized data and has been attracted a lot of interest in various areas. One area is to extract useful and predictive i...
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Chapter and Conference Paper
Mcast: A Multicast Multimedia Communication Software Development Platform
The Internet explosion is driving the need for distributed multimedia presentations (DMPs), which provide multiple users with QoS-controlled multimedia services such as media distribution and virtual classroom...
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Chapter and Conference Paper
Mining of Association Rules in Text Databases Using Inverted Hashing and Pruning
In this paper, we propose a new algorithm named Inverted Hashing and Pruning (IHP) for mining association rules between words in text databases. The characteristics of text databases are quite different from t...
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Chapter and Conference Paper
Efficient Cache Management Protocol Based on Data Locality in Mobile DBMSs
In mobile client-server database systems, caching of frequently accessed data is an important technique that will reduce the contention on the narrow bandwidth wireless channel. As the server in mobile environ...
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Chapter and Conference Paper
A Construction of the Adapted Ontology Server in EC
Ontology is an essential element for the agent system. The agent can share its knowledge and communicate with each other with it. As the agent system is more widely applied, the importance of ontology is incre...
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Chapter and Conference Paper
An Interactive Audio and Video Station over Internet
An Interactive Audio and Video Station named IAVS over Internet is presented in this paper. The IAVS system is a personal audio and video multicast transmission system and provides an interactive two-way commu...
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Chapter and Conference Paper
A Study on Preconditioning Multiwavelet Systems for Image Compression
We present a study on applications of multiwavelet analysis to image compression, where filter coefficents form matrices. As a multiwavelet filter bank has multiple channels of inputs, we investigate the data ...
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Chapter and Conference Paper
Improved MPEG-4 Visual Texture Coding Using Perceptual Dithering for Transparent Image Coding
MPEG- VTC provides coding efficiency using the zerotree entropy coding (ZTC) to remove the statistical redundancy among the coefficients within each wavelet tree. To improve the coding efficiency of ZTC, we pr...
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Chapter and Conference Paper
Agent-Based Approach to e-Learning: An Architectural Framework
The World Wide Web (WWW) provides new opportunities for online education on the Internet. With other network tools being applied to the Web, it can create a virtual learning environment to bring together a com...
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Chapter and Conference Paper
Reduction of Location Update Traffic Using Virtual Layer in PCS*
In mobile wireless network efficient location management for tracking and finding the mobile users is a critical issue. The traffic for location update can be excessive, especially at the base stations that ar...
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Chapter and Conference Paper
VoIP over MPLS Networking Requirements
Multiprotocol label switching (MPLS) is currently emerging as the protocol of the future due to several key features that MPLS networking provides through traffic engineering. Some of these features are possib...
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Chapter and Conference Paper
Automatic Hypertext Construction through a Text Mining Approach by Self-Organizing Maps
In this work we developed a new automatic hypertext construction method based on a proposed text mining approach. Our method applies the self-organizing map algorithm to cluster some flat text documents in a t...
