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Computer Supported Cooperative Work in Design, 2004. Proceedings. The 8th International Conference on

Date 26-28 May 2004

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  • Motion search method based on zero-block detection in H.264/AVC

    Publication Year: 2004, Page(s):739 - 743 Vol.2
    Cited by:  Papers (3)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (553 KB) | HTML iconHTML

    In order to reduce the computation in the H.264 encoder, a method for the motion search based on the zero-block detection is proposed in this paper. According to the characteristics of the transform and motion search in H.264, the zero-block detection is performed in the process of the motion search for the interframe encoding by comparing the sum of the absolute differences (SAD) to a value relat... View full abstract»

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  • Research and application of CORBA based mobile agent server architecture

    Publication Year: 2004, Page(s):277 - 282 Vol.2
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (679 KB) | HTML iconHTML

    Both CORBA and mobile agent technologies are worldwide hottest topics in research and development fields. Blending the two technologies to make the CORBA object movable is the main idea of this paper, based on which a CORBA based mobile agent server architecture and its prototype are presented. At the end of this paper, a test about loading parallel supporting this architecture is given to verify ... View full abstract»

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  • An approach to extract the Chinese calligraphy's approximate skeleton

    Publication Year: 2004, Page(s):727 - 732 Vol.2
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (578 KB) | HTML iconHTML

    This work proposes an efficient approach to get the Chinese calligraphy's approximate skeleton. The contour information of the character is directly used. Thus the resulting skeleton can reflect the character's style properly. The accuracy of the result can be well controlled by specifying the density of sampling points of the contour. View full abstract»

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  • Measurement and management over the Internet for satellite communication channel state monitor

    Publication Year: 2004, Page(s):720 - 722 Vol.2
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (377 KB) | HTML iconHTML

    A measurement and data management system over the Internet, which is used for the satellite communication channel state monitor, is addressed in this paper. The system is very useful for the small ground station of satellite communication. The advantage of the system is to use Internet as control network. This system can operate the spectrum analyzers and signal sources over the Internet. The data... View full abstract»

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  • Towards multi-granular versioning support for collaborative design applications

    Publication Year: 2004, Page(s):108 - 112 Vol.2
    Cited by:  Papers (1)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (615 KB) | HTML iconHTML

    Version control functionality has played an important role in the development of a variety of application areas including software development, computer aided design, and the authoring process. While version control technology has proven useful in these areas, its use to date has mainly been to support asynchronous development. There is a lot more potential in the technology, however, particularly... View full abstract»

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  • Research of networked manufacturing system for specialized economic region

    Publication Year: 2004, Page(s):477 - 482 Vol.2
    Cited by:  Papers (2)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (734 KB) | HTML iconHTML

    Aiming at the characteristics of specialized economic region in Zhejiang province, PR China, the pattern to accelerate the development and the requirements to networked manufacturing (NM) are analyzed. Based on that, we put forward the scheme of networked manufacturing system oriented to ShaoXing spinning region, this system is composed of common NM platform, regional NM platform of Zhejiang Provi... View full abstract»

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  • Design an effective workflow in simulation

    Publication Year: 2004, Page(s):288 - 292 Vol.2
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (615 KB) | HTML iconHTML

    Workflow establishes the steps to carry a certain task. By documenting the steps in a process map, it enables process designer to visualize the workflow and facilitate work standardization. As process map could only present the workflow in static, it could not describe the effectiveness of the workflow in actual operation. By designing the workflow using simulation system, we could analyze the eff... View full abstract»

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  • Incomplete information systems based on the set values of attributes

    Publication Year: 2004, Page(s):733 - 738 Vol.2
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (530 KB) | HTML iconHTML

    In This work we discuss rough set approach to the incomplete information systems which based on set values of attributes. We study three relations in the incomplete information systems, and show the rough approximations of these relations have the property in monotone, finally, we propose reduction of the systems. View full abstract»

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  • Study of network performance measurement based on SNMP

    Publication Year: 2004, Page(s):119 - 123 Vol.2
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (532 KB) | HTML iconHTML

    The network performance measurement method, is introduced, and acquiring measurement data using SNMP is discussed according to different index. A number of solution schemes are put forward for comparing and evaluation. The feasibility and validity of network performance measurement based on SNMP are validated. The advantage of acquiring network performance measurement data based on SNMP is shown i... View full abstract»

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  • A novel collaborative scheme of simulation and model checking for property verification

    Publication Year: 2004, Page(s):67 - 72 Vol.2
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (668 KB) | HTML iconHTML

    A collaborative scheme for verifying classified properties of a design is proposed. These properties are classified for three verification techniques, i.e. module logic simulation, BDD (binary decision diagram) based model checking and CDFG (control data flow graph) matching. The cooperative process is performed on a refined model from CDFG structure and three interactive methods are employed to c... View full abstract»

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  • Concurrent and collaborative modeling for automotive engine design

    Publication Year: 2004, Page(s):51 - 55 Vol.2
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (710 KB) | HTML iconHTML

    Concurrent and collaborative modeling of automotive engine design should consider synthetically manufacturing and assembly process, and may be involved with many disciplines, such as mechanics, dynamics, vibration analysis, and so on. Firstly, the constraints network approach is presented to model concurrent and collaborative product development process. Secondly, interval consistency algorithm is... View full abstract»

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  • Critical issues in extending P2P-based SwinDeW system for incomplete process support

    Publication Year: 2004, Page(s):312 - 317 Vol.2
    Cited by:  Papers (3)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (727 KB) | HTML iconHTML

    The paper reports innovative research on incomplete process support, which was carried out in the context of SwinDeW - a peer-to-peer based decentralised workflow approach. The practice of managing research projects through decentralised workflow is used to illustrate the causes of incomplete processes. The needs for incomplete process support are thus highlighted and a wide range of issues about ... View full abstract»

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  • Application of CSCW in dynamic measurement

    Publication Year: 2004, Page(s):643 - 646 Vol.2
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (502 KB) | HTML iconHTML

    The requirement of measuring accuracy is becoming higher in modern processing and manufacturing industry. Producing higher accurate measuring equipment to improve the accuracy of measurement not only costs high, but also is proved complicated and difficult with respect to the feasibility of technology. So with the research of more accurate equipment, professional workers and exports are researchin... View full abstract»

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  • Version management of EAI based on the semantics of workflow

    Publication Year: 2004, Page(s):341 - 344 Vol.2
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (446 KB) | HTML iconHTML

    Enterprise application integration (EAI) is a very complicated process of integrating multiple applications, which were independently developed, use incompatible technology, and remain independently managed. Recent years, workflow technology becomes an important method of EAI, but people's researches ignore coordination management among integrated enterprise applications, such as version consisten... View full abstract»

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  • Three-dimensional online customization ordering system

    Publication Year: 2004, Page(s):588 - 593 Vol.2
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (945 KB) | HTML iconHTML

    With the increasingly intensive market competition and the demand for individualized products from customers, a new pattern for manufacturing, mass customization, is therefore emerging. We propose an architecture to construct a three-dimensional e-commerce Web site which supports mass customization. Online product information is represented as VRML models, which are based on related CAD data and c... View full abstract»

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  • Distributed configuration knowledge model

    Publication Year: 2004, Page(s):136 - 141 Vol.2
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (633 KB) | HTML iconHTML

    The stand-alone knowledge model for typical model based configuration system does not meet the new requirements imposed by online configuration in the distributed and dynamic computing environments for cooperating product and service providers. A multi-layered ontology is proposed to model the knowledge base of local configuration system. Different from existed configuration models, the proposed o... View full abstract»

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  • Study and realization of the inter-application communication methods

    Publication Year: 2004, Page(s):124 - 127 Vol.2
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (468 KB) | HTML iconHTML

    The inter-application communication (IAC) is the technology that allows different applications in a computer system to effectively exchange data and information, which is the base of realizing software cooperation and software system integration. According to the analysis of application requirements, the authors gave inter-application communication modes of the telecommunication network administra... View full abstract»

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  • A symmetry-breaking approach of the graph coloring problem with GAs

    Publication Year: 2004, Page(s):717 - 719 Vol.2
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (314 KB) | HTML iconHTML

    The graph coloring problem (GCP) is a well known combinatorial problem with a highly symmetric solution space. Population-based approaches do not provide a good alternative because of the danger of recombining good individuals from different regions of the search space to produce poor offspring. This work introduces the symmetry of the graph coloring problem with genetic algorithms and presents a ... View full abstract»

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  • A visual DSS prototype in statistic data warehouse

    Publication Year: 2004, Page(s):366 - 369 Vol.2
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (427 KB) | HTML iconHTML

    During the data analysis processing over statistic data warehouse, we divided the visual DSS (decision support system) into various layers, which were named method, model and application layer. This work introduces the definition and function for each layer in the prototype over data warehouse, also gives the theory and practice of VDSS in it. The authors also discuss the model and focus on the pr... View full abstract»

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  • Evaluating collaboration in CSCL application domain within the CSCW Lab

    Publication Year: 2004, Page(s):56 - 61 Vol.2
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (622 KB) | HTML iconHTML

    The CSCW Lab is an environment for evaluating groupware within research groups. Four dimensions in assessing groupware were identified: context, collaboration, usability and cultural impacts. We present a proposal to detail the collaboration level, specifically for CSCL domain applications. The model includes a set of guidelines to evaluate the usage of CSCL tools within a collaboration process de... View full abstract»

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  • A solution elements based cooperative assembly system for mechatronic virtual prototyping

    Publication Year: 2004, Page(s):487 - 491 Vol.2
    Cited by:  Papers (1)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (580 KB) | HTML iconHTML

    In order to catch up with the steps of rapidly changing markets, the product development period of modern mechatronic products has to be as short as possible. However, mechatronic engineering is based on the interaction of mechanics, electronics, control engineering and software. Therefore, inefficient communication between the engineers who come from different disciplines becomes a manifest obstr... View full abstract»

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  • A workflow model based on temporal logic

    Publication Year: 2004, Page(s):327 - 332 Vol.2
    Cited by:  Papers (1)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (583 KB) | HTML iconHTML

    This work proposes a workflow model based on temporal logic, called TLWS model. This formal model supports the formal specifications for a workflow system, such as the abstraction of activities, the synchronization among activities, and the step-wise refinement design procedure of a workflow. The most important advantage of this model is that it can specify the workflow process and its evolution, ... View full abstract»

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  • Electronic circuits experimental lab over the Internet

    Publication Year: 2004, Page(s):512 - 515 Vol.2
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (517 KB) | HTML iconHTML

    The Netlab, an experimental system for electronic experience over the Internet, is addressed in this paper. The reason of designing the system is discussed. To meet the need of remote-distributed electronic engineering education, the Netlab provides an experience platform. Users can select the circuit board according to their needs. Two important technologies have been used in the Netlab: GPIB and... View full abstract»

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  • Research on workflow meta-model supporting group cooperative work

    Publication Year: 2004, Page(s):337 - 340 Vol.2
    Cited by:  Papers (1)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (495 KB) | HTML iconHTML

    Group cooperative work in business process has become more and more. Existing workflow system can usually not support group cooperative work. We propose the workflow meta-model supporting group cooperative work; construct a workflow reference model supporting group cooperative work using some group cooperative tools. In addition, an example is introduced to illustrate the application of this refer... View full abstract»

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  • Pen-based user interface

    Publication Year: 2004, Page(s):I-32 - I-36 Vol.2
    Cited by:  Papers (1)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (808 KB) | HTML iconHTML

    Pen-based user interfaces are becoming more popular. This paper presents the universal analysis and specification of characters and structure of pen-based user interface. With the goal of high usability, interaction techniques on pen-based user interface are performed to improve the human-computer interaction. Furthermore, based on user-centered design, This work provides a natural and harmonious ... View full abstract»

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