909 Result(s)
within
English
Information Systems Applications (incl. Internet)
** Chung
Conference Paper
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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...
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Chapter and Conference Paper
Multi-modal Sign Icon Retrieval for Augmentative Communication
This paper addresses a multi-modal sign icon retrieval and prediction technology for generating sentences from ill-formed Taiwanese sign language (TSL) for people with speech or hearing impairments. The design...
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Chapter and Conference Paper
Increasing Concurrency of Transactions Using Delayed Certification in Mobile DBMSs
As the server in mobile environments may not have any information about the state of its clients’ cache(stateless server), using broadcasting approach to transmit the list of updated data to numerous concurren...
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Chapter and Conference Paper
Temporal Control Specifications and Mechanisms for Multimedia Multicast Communication Services
The Internet explosion impels the extensive demands for distributed multimedia presentations (DMPs), which provide multiple users with QoS-controlled multimedia services under multicast communications, such as...
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Chapter and Conference Paper
An End-to-End Delivery Scheme for Robust Video Streaming
In this paper, we propose a novel robust end-to-end approach, referred to as packet permutation (PP), to deliver pre-compressed video streams over the Internet. We focus on reducing the impact caused by the bu...
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Chapter and Conference Paper
An Adaptive Periodic FEC Scheme for Internet Video Applications
When transmitting packets compressed with a high compression standard such as MPEG or H.261, the loss of single packet has a considerable effect on the following frames because of motion estimation and compens...
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Chapter and Conference Paper
Fast Motion Estimation Using N-Queen Pixel Decimation
We present a technique to improve the speed of block motion estimation using only a subset of pixels from a block to evaluate the distortion with minimal loss of coding efficiency. To select such a subset we u...
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Chapter and Conference Paper
A Wavelet-Based Preprocessing for Moving Object Segmentation in Video Sequences
A simple preprocessing method for extracting boundary regions of moving objects in a video sequence is presented. We use Chui’s overssampled shift-invariant wavelet transform and the multiresolution motion est...
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Chapter and Conference Paper
Proxy Caching Based on Patching Scheme and Prefetching
In this paper, we propose a proxy caching policy using both prefetching and patching technique for the efficient continuous media stream service on the network. In the proposed proxy caching policy, caching is...
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Chapter and Conference Paper
Design and Implementation of the Multimedia Cluster System Based on VIA
We have designed and implemented Multimedia Cluster System based on VIA(VMCS). VMCS is 2-layered architecture consisting of a control server and storage servers. The control server manages the multimedia data,...
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Chapter and Conference Paper
Extracting Object-Oriented Database Schemas from XML DTDs Using Inheritance
As XML has become an emerging standard for information exchange on the World Wide Web, it has gained attention in database communities to extract information from XML seen as a database model. Recently, many r...
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Chapter and Conference Paper
Orthogonal Range Queries in OLAP
We study the problem of pre-computing auxillary information to support on-line range queries for the sum and max functions on a datacube. For a d-dimensional datacube with size n in each dimension, we propose a d...
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Chapter and Conference Paper
Video Coding Using Supplementary Block for Reliable Communication
In this paper, we propose a video source coding scheme, called Supplementary Block based Encoding, to protect the propagation of the transmission errors over the network. Unlike the conventional source coding ...
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Chapter and Conference Paper
An Alternative Multicast Transmission Scheme for VCR Operations in a Large VOD System
Multicast delivery is one of solutions to reduce the cost in large VOD systems. However, it is difficult to implement the interactive operations for an individual user in multicast transmission system. In this...
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Chapter and Conference Paper
Improved Error Detection Method for Real-Time Video Communication Using Fragile Watermarking
This paper proposes a computationally very simple error detection technique using fragile watermarking for real-time video communication. To balance between image quality degradation and error detection effici...
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Chapter and Conference Paper
Designing an AutoMouse to Promote Computer Accessibility for People with Severe Physical Impairments
Accessing computers is a difficult task for people with severe physical disabilities, even though they are equipped with an alternate mouse. The purpose of this study was to design an AutoMouse for the clients...
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Chapter and Conference Paper
A Replacement Policy with Growth-Curve on the Continuous Media Proxy Cache (CMPC)
With rapid proliferation of the internet, lots of content providers make their market debuts on the internet for internet broadcasting systems, VoD service and advertizement using moving pictures; this eventua...
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Chapter and Conference Paper
Temporal Pattern Mining of Moving Objects for Location-Based Service
LBS(Location-Based Service) is generally described as an information service that provides location-based information to its mobile users. Since the conventional studies on data mining do not consider spatial ...
