Chia-hao Chang
University of Michigan
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Featured researches published by Chia-hao Chang.
annual conference on computers | 1992
Louis Y. Tsui; Chia-hao Chang
This paper addresses issues at the shipping/receiving dock of a shipping company, where trucks arrive from vendors to have their shipments unloaded, sorted, and reloaded onto trucks going to the customers. The assignment of dock doors to incoming and outgoing trucks determines the efficiency of the dock operation. A bilinear programming model is proposed to solve the assignment problem.
annual conference on computers | 1990
Louis Y. Tsui; Chia-hao Chang
This paper addresses issues at the shipping/receiving dock of a shipping company, where trucks come in from venders, get their shipments unloaded and reloaded onto trucks going to the customers. The assignment of dock doors to incoming and outgoing trucks determines the efficiency of the dock operation. A microcomputer based tool based on a bilinear program is proposed for recognition of the shipping pattern, and the assignment of the dock doors.
annual conference on computers | 1989
Chia-hao Chang
A general design of an integrated total quality information system involving the Quality Function Deployment process is proposed in this paper. Data flow diagram is used to illustrate the structure of the information system. Within it, the Quality Function Deployment process is especially discussed in detail. BACKGROUND
annual conference on computers | 1991
Chia-hao Chang; Jimming T. Lin
A total service quality management model was developed in this paper. The design integrated the pre-service delivery stage, service delivery stage and post-service delivery stage into one single model, similar to the structure of a total manufacturing quality management system. The design specification was described by means of data flow diagrams (DFD). The model can be used as the base for further development toward a computer integrated service quality management information system. IKT.BOg_tlG3,[~[
annual conference on computers | 1990
Chia-hao Chang; Jimming T. Lin
In a computer integrated manufacturing (CIM) environment, well planning, control and operational process require both expert knowledge of the area, and powerful decision support capabilities. This paper discusses the features of decision support systems and expert systems, and their integration to support the major functions from marketing and strategic level considerations to manufacturing operational planning and process. From the hierarchical structure of information flow in a company, this paper attempts to find the best way of combining decision support systems with expert systems in enhancing the planning, control and operational functions in a CIM environment.
annual conference on computers | 1995
Chia-hao Chang; Yubao Chen
Abstract This paper discusses the emergence of multimedia, its characteristics and advantages. Some of the different applications of multimedia in the field of education and training are cited, and the promising future outlook of multimedia is being examined.
annual conference on computers | 1998
Yubao Chen; Chia-hao Chang
A methodology for system reliability improvement is presented based on the integration of reliability modeling, robust design, and on-line monitoring and control techniques. Such method has been successfully applied for the quality improvement of a paper handling system.
annual conference on computers | 1987
Chia-hao Chang; Thomas G. Steiner
In expanding from an application-oriented hierarchical database model information system to a system integrated with information-oriented relational database model, IBM offers its IMS/DB2 dual database strategy. There are also other non-IBM database technologies challenging DB2 as the only alternative for IMS installation. Automobile industries themselves are going through such a transition in developing their fourth-generation information systems. A couple major automobile corporations with IMS-based information systems are brought up as examples. These corporations have developed their design strategies and system architectures. Such an integration has influence upon the operating environment and the decision support for the end-user-driven information retrieval applications.
Computers & Industrial Engineering | 1988
Chia-hao Chang
annual conference on computers | 1996
Chia-hao Chang; Yubao Chen