44 Result(s)
within
Information Storage and Retrieval
Information Systems Applications (incl. Internet)
User Interfaces and Human Computer Interaction
**g-** Ge
Chapter
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Chapter and Conference Paper
e_SWDL : An XML Based Workflow Definition Language for Complicated Applications in Web Environments
e_SWDL is the workflow definition language of a prototype WfMS-e_ScopeWork, which is designed to support complex cross-enterprises workflow applications among heterogeneous sites by using XML approach. On this...
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Chapter and Conference Paper
An Ant Algorithm Based Dynamic Routing Strategy for Mobile Agents
Routing strategy is one of the most important aspects in a mobile agent system, which is a complex combinatorial problem. Most of current mobile agent systems adopt static routing strategies, which don’t consi...
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Chapter and Conference Paper
An Efficient User Task Handling Mechanism Based on Dynamic Load-Balance for Workflow Systems
User task is one of the major task types of complicated workflow applications. The way how to handle user tasks impacts the performance of a workflow system significantly, which involves many issues such as de...
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Chapter and Conference Paper
Answering XML Twig Queries with Automata
XML is emerging as a de facto standard for information representation and data exchange over the web. Evaluation of twig queries, which allows users to find all occurrence of a multiple branch pattern in an XML d...
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Chapter and Conference Paper
Secure Databases: An Analysis of Clark-Wilson Model in a Database Environment
Information systems are vulnerable to accidental or malicious attacks. Security models for commercial computer systems exist, but information systems security is often ignored or added at or after implementati...
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Chapter and Conference Paper
BM + -Tree: A Hyperplane-Based Index Method for High-Dimensional Metric Spaces
In this paper, we propose a novel high-dimensional index method, the BM + -tree, to support efficient processing of similarity search queries in high-dimensional spaces. The main idea of the proposed index is to ...
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Chapter and Conference Paper
A Query Rewriting System for Enhancing the Queriability of Form-Based Interface
Form-based Web queries are commonly used by Web users for extracting information from the Web. However, some hidden information cannot be retrieved from the Web interface, which results in the limited query an...
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Chapter and Conference Paper
A Common Application-Centric QoS Model for Selecting Optimal Grid Services
Application-centric QoS (AQoS) model is needed for evaluating semantic equivalent Grid Services in an application-oriented service Grid. Previous related researches on QoS mainly are for resource allocation in...
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Chapter and Conference Paper
MMPClust: A Skew Prevention Algorithm for Model-Based Document Clustering
To support very high dimensionality, model-based clustering is an intuitive choice for document clustering. However, the current model-based algorithms are prone to generating the skewed clusters, which influe...
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Chapter and Conference Paper
Efficient Cooperative Caching Schemes for Data Access in Mobile Ad Hoc Networks
We study cooperative caching technique for supporting data access in ad hoc networks. Two protocols that are based on the notion of zone are proposed. The IXP protocol is push-based in the sense that a mobile ...
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Chapter and Conference Paper
An Effective Service Discovery Model for Highly Reliable Web Services Composition in a Specific Domain
How to discover suitable Web services becomes more and more important in supporting highly reliable Web services composition. Nowadays, related work mainly focuses on syntax agreement and compatible matching t...
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Chapter and Conference Paper
Courseware Recommendation in E-Learning System
E-learning systems , as an education pattern, are becoming more and more popular. In e-learning systems, courseware management is an indispensable part. As the number of various courseware increases, how to fi...
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Chapter and Conference Paper
An Effective Web Page Layout Adaptation for Various Resolutions
Because of the increasing variety of user terminals, there is a great demand for the Web pages adapt to various resolution terminals with good readability. This paper describes an effective approach to display...
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Chapter and Conference Paper
Associated Load Shedding Strategies for Computing Multi-joins in Sensor Networks
In sensor networks, multi-join queries are processed by joining sensor data generated at different sensor nodes. Due to the energy constraint, however, sometimes only partial sensor data can be transmitted to ...
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Chapter and Conference Paper
Process Control Model in Web-Based e-Learning
Nowadays most web-based learning systems have already utilized advanced technologies like web services and etc., even grid computing to minimize the gap between traditional learning and e-Learning. Meanwhile, ...
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Chapter and Conference Paper
Mining Purpose-Based Authorization Strategies in Database System
With the development of computer and communication technology, access control of the resources in databases has become an issue focused by both consumers and enterprises. Moreover, the new concept of purpose-b...
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Chapter and Conference Paper
A QoS-Guaranteeing Scheduling Algorithm for Continuous Queries over Streams
The increasing demand on streaming data processing has motivated the study of providing Quality of Service (QoS) for data stream processing. Especially for mission-critical applications, deterministic QoS requ...
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Chapter and Conference Paper
Efficient Difference NN Queries for Moving Objects
Group Nearest Neighbor query is a relatively prevalent application in spatial databases and overlay network. Unlike the traditional KNN queries, GNN queries maintain several query points and allow aggregate op...
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Chapter and Conference Paper
A PLSA-Based Approach for Building User Profile and Implementing Personalized Recommendation
This paper proposes a method based on Probability Latent Semantic Analysis (PLSA) to analyze web pages that are of interest to the user and the user query co-occurrence relationship, and utilize the latent fac...
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Chapter and Conference Paper
Continuous Approximate Window Queries in Wireless Sensor Networks
Wireless sensor networks are demonstrating the valuable potential in a variety of settings, e.g. data analysis and statistics. How to minimize energy consumption and prolong network lifetime become one of the ...
