767 Result(s)
within
**ao** Wei
Artificial Intelligence
Computer Communication Networks
Information Systems Applications (incl. Internet)
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Chapter and Conference Paper
Supporting Internet Applications Beyond Browsing: Trigger Processing and Change Notification
This paper presents the design and implementation methodology of the JCQ system, a Java-based Continual Query system for update monitoring over Web information sources. A continual query is a standing query th...
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Chapter and Conference Paper
Digital City Shanghai: Towards Integrated Information & Service Environment
This paper aims to describe Digital City Shanghai (DCSH), which was designed to be an integrated information & service environment for everyday life. Section 1 provides a background of Shanghai. Section 2 discuss...
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Chapter and Conference Paper
Image Retrieval Based on Independent Components of Color Histograms
Color histograms are effective for representing color visual features. However, the high dimensionality of feature vectors results in high computational cost. Several transformations, including principal compo...
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Chapter and Conference Paper
An ICA-Based Method for Poisson Noise Reduction
Many image systems rely on photon detection as a basis of image formation. One of the major sources of error in these systems is Poisson noise due to the quantum nature of the photon detection process. Unlike ...
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Chapter and Conference Paper
Agent-Oriented Public Key Infrastructure for Multi-agent E-service
Agent is autonomous software that mediates e-service for human on the Internet. The acceptance of agent-mediated e-service (AMES) is very slow for the lacking of security management infrastructure for multi-ag...
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Chapter and Conference Paper
The Optimal Profit Distribution Problem in a Multi-Echelon Supply Chain Network: A Fuzzy Optimization Approach
A multi-product, multi-stage, and multi-period production and distribution planning model is formulated for a typical multi-echelon supply chain network to achieve multiple objectives such as maximizing profit...
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Chapter and Conference Paper
PCA Based Digital Watermarking
This work evaluates a novel watermarking method based on Principle Component Analysis and effectiveness of the method to some watermark attacks. A PCA is used on a block by block basis to decorrelate the image...
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Chapter and Conference Paper
Face Recognition Using Overcomplete Independent Component Analysis
Most current face recognition algorithms find a set of basis functions in a subspace by training the input data. However, in many applications, the training data is limited or only a few training data are avai...
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Chapter and Conference Paper
Human Pacman: A Mobile Entertainment System with Ubiquitous Computing and Tangible Interaction over a Wide Outdoor Area
Human Pacman is an interactive role-playing game that envisions to bring the computer gaming experience to a new level of emotional and sensory gratification by setting the real world as a playground. This is ...
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Chapter and Conference Paper
Answering Approximate Range Aggregate Queries on OLAP Data Cubes with Probabilistic Guarantees
Approximate range aggregate queries are one of the most frequent and useful kinds of queries for Decision Support Systems (DSS). Traditionally, sampling- based techniques have been proposed to tackle this prob...
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Chapter and Conference Paper
Market-Based Recommendations: Design, Simulation and Evaluation
This paper reports on the design, implementation and evaluation of a market-based recommender system that suggests relevant documents to users. The key feature of the system is the use of market mechanisms to ...
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Chapter and Conference Paper
Photo Agent: An Agent-Based P2P Sharing System
With the proliferation of content creation devices, sharing digital contents has become an increasingly common task in our daily lives. This research proposes the “Photo Agent” that helps users manage and shar...
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Chapter and Conference Paper
Service Publishing and Discovering Model in a Web Services Oriented Peer-to-Peer System
To enhance the reliability and scalability of the service oriented architecture, this paper introduces a Web Services Oriented Peer-to-peer (WSOP) architecture with a combination of centralized and decentraliz...
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Chapter and Conference Paper
A Trust Model Based on Bayesian Approach
Trust plays a vital role in web-based systems in which entities act in an autonomous and flexible manner. This paper proposes a novel trust model based on Bayesian approach for web-based systems. The relations...
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Chapter and Conference Paper
A Grid Clustering Algorithm Based on Reference and Density
In the paper, a new kind of clustering algorithm called GCARD is proposed. Besides the merits of Density-Based clustering analysis and its efficiency, GCARD can capture the shape and extent of clusters by core...
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Chapter and Conference Paper
FMC: An Approach for Privacy Preserving OLAP
To preserve private information while providing thorough analysis is one of the significant issues in OLAP systems. One of the challenges in it is to prevent inferring the sensitive value through the more aggr...
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Chapter and Conference Paper
Market-Based Recommender Systems: Learning Users’ Interests by Quality Classification
Recommender systems are widely used to cope with the problem of information overload and, consequently, many recommendation methods have been developed. However, no one technique is best for all users in all s...
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Chapter and Conference Paper
Practical Indexing XML Document for Twig Query
Answering structural queries of XML with index is an important approach of efficient XML query processing. Among existing structural indexes for XML data, F&B index is the smallest index that can answer all br...
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Chapter and Conference Paper
The Analysis of Coordination in an Information System Application – Emergency Medical Services
There is an inevitable need for collaboration and coordination among response organizations during the occurrences of emergencies. We attack the coordination problem by analyzing intelligent agents’ organizati...
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Chapter and Conference Paper
A Flexible Display by Integrating a Wall-Size Display and Steerable Projectors
Many wall-size display systems are built to provide large-scale visualization. These systems may be quite successful for some limited applications, but are very inflexible, since these systems only have fixed ...
