1990 Winter Simulation Conference Proceedings

9-12 Dec. 1990

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Displaying Results 1 - 25 of 160
  • Artificial intelligence and simulation (tutorial)

    Publication Year: 1990, Page(s):22 - 24
    Cited by:  Papers (1)
    Request permission for commercial reuse | Click to expandAbstract |PDF file iconPDF (387 KB)

    Some of the major concepts of artificial intelligence (AI) are presented and the author illustrates their applicability to simulation using examples drawn from recent knowledge-based simulation research. He focuses on the present state of the art, current problems and limitations, and future directions and possibilities. It is pointed out that the major impact of AI research on simulation is to en... View full abstract»

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  • SLAM II tutorial

    Publication Year: 1990, Page(s):72 - 76
    Cited by:  Papers (2)
    Request permission for commercial reuse | Click to expandAbstract |PDF file iconPDF (345 KB)

    The authors introduce some of the modeling techniques used in SLAM II, illustrated with simple examples. SLAM II was the first simulation language which allowed a modeler to formulate a system description using process, event, or continuous world views or any combination of the three. Since its initial release in 1981, SLAM II has undergone continual development and application. Recent enhancement... View full abstract»

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  • Simulation modeling and analysis with INSIGHT: a tutorial

    Publication Year: 1990, Page(s):80 - 88
    Request permission for commercial reuse | Click to expandAbstract |PDF file iconPDF (775 KB)

    The INSIGHT simulation language uses a network representation to describe systems in a quick, simple, and compact fashion. This description can be entered and simulated using novel interactive computing facilities that free the user from learning specific syntax. Statistics summarizing the simulation are produced automatically, but can be greatly enhanced by various input models and output mechani... View full abstract»

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  • A brief SIMSCRIPT II.5 tutorial

    Publication Year: 1990, Page(s):115 - 117
    Request permission for commercial reuse | Click to expandAbstract |PDF file iconPDF (306 KB)

    The SIMSCRIPT II.5 programming language is described. SIMSCRIPT II.5 with its integrated graphical interface, SIMGRAPHICS, substantially reduces time and effort in simulation model development. Its English-like syntax improves readability of the code and substantially reduces the need for documentation. SIMSCRIPT II.5 reduces simulation programming time and cost several fold when compared to Fortr... View full abstract»

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  • ProModelPC tutorial (simulation software)

    Publication Year: 1990, Page(s):128 - 131
    Cited by:  Papers (6)
    Request permission for commercial reuse | Click to expandAbstract |PDF file iconPDF (269 KB)

    ProModel (production modeler) is a microcomputer-based manufacturing simulation program that combines the flexibility of simulation languages and easy-to-use features of manufacturing simulators for rapid model development of complex systems. The authors present an overview of ProModel, describe the elements that provide ProModel's modeling power and its ease-of-use, and highlight these elements w... View full abstract»

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  • NETWORK II.5 tutorial: network modeling without programming

    Publication Year: 1990, Page(s):132 - 135
    Cited by:  Papers (1)  |  Patents (1)
    Request permission for commercial reuse | Click to expandAbstract |PDF file iconPDF (247 KB)

    NETWORK II.5, a modeling tool which can dramatically reduce the amount of time it takes to simulate a computer system, is introduced. There are two concepts at the heart of the design of NETWORK II.5. First, items to be simulated are viewed strictly based on their function; second, timing is the most important consideration in the simulation. It is not necessary to learn any computer language to r... View full abstract»

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  • A tutorial GENETIK simulation and scheduling

    Publication Year: 1990, Page(s):140 - 145
    Request permission for commercial reuse | Click to expandAbstract |PDF file iconPDF (403 KB)

    GENETIK is a powerful general-purpose visual interactive modeling system that includes both simulation and scheduling modules. The authors present a detailed description of the GENETIK system and its features, with examples of its use as a DSS generator and a simulation modeling tool, as well as its growing application in the role of planning and scheduling. It is noted that GENETIK provides a vis... View full abstract»

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  • Tutorial: scheduling manufacturing systems with FACTOR

    Publication Year: 1990, Page(s):146 - 148
    Cited by:  Papers (5)
    Request permission for commercial reuse | Click to expandAbstract |PDF file iconPDF (208 KB)

    The basic concepts used in scheduling a production facility with the FACTOR product are examined. FACTOR is a comprehensive approach to detailed short-term scheduling which incorporates simulation technology for the evaluation of scheduling alternatives. It is specifically designed to meet the needs of the scheduling environment, but at the same time provides the flexibility to model a given produ... View full abstract»

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  • A tutorial introduction to object-oriented simulation and Sim++

    Publication Year: 1990, Page(s):149 - 153
    Cited by:  Papers (3)
    Request permission for commercial reuse | Click to expandAbstract |PDF file iconPDF (394 KB)

    The key benefits of object-oriented programming, object-oriented simulation, and object-oriented parallel simulation are presented. This is followed by a tutorial introduction of Sim++, an object-oriented parallel simulation language. A simple transportation system simulation is used to introduce the basic simulation concepts and facilities provided by Sim++.<> View full abstract»

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  • Simulation graphical modeling and analysis (SIGMA) tutorial

    Publication Year: 1990, Page(s):158 - 161
    Cited by:  Papers (2)
    Request permission for commercial reuse | Click to expandAbstract |PDF file iconPDF (251 KB)

    SIGMA ( Sigma ), an interactive graphics approach to teaching discrete event simulation, is described. Sigma is specifically designed to make learning the fundamentals of simulation modeling easy. Sigma can automatically translate a simulation model into Pascal or C source code that can be compiled and run on a wide variety of computers. It is possible to represent systems in all of the convention... View full abstract»

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  • Modeling manufacturing systems using MANUPLAN and SIMSTARTER - A tutorial

    Publication Year: 1990, Page(s):168 - 176
    Cited by:  Papers (5)
    Request permission for commercial reuse | Click to expandAbstract |PDF file iconPDF (800 KB)

    MANUPLAN and SIMSTARTER are software tools that allow rapid modeling and analysis of manufacturing systems. The benefits of rapid analysis in today's competitive manufacturing world are discussed. A sample problem regarding decision making for a manufacturing cell is stated, and it is shown how this problem can be addressed with MANUPLAN. The main features of the SIMSTARTER simulation generator ar... View full abstract»

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  • A tutorial on WITNESS

    Publication Year: 1990, Page(s):177 - 179
    Cited by:  Papers (3)
    Request permission for commercial reuse | Click to expandAbstract |PDF file iconPDF (267 KB)

    WITNESS, a computerized simulation system designed for modeling manufacturing operations, has been designed to enable people with no previous simulation experience to learn and apply simulation modeling quickly. Models are constructed by defining the key elements that make up the manufacturing system, displaying them on the screen, and specifying the details of their timings, routings, capacities,... View full abstract»

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  • A tutorial on UniFit: a system for total support of simulation input modeling

    Publication Year: 1990, Page(s):180 - 183
    Cited by:  Papers (1)
    Request permission for commercial reuse | Click to expandAbstract |PDF file iconPDF (358 KB)

    The UniFit II software package is used to select simulation input probability distributions. The original UniFit software package offered state-of-the-art support for selection of distributions. UniFit II provides more comprehensive and easier-to-use support. UniFit II allows one to determine easily which of the standard probability distributions (e.g. exponential, gamma, normal, etc.) best repres... View full abstract»

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  • Proving temporal properties of hybrid systems

    Publication Year: 1990, Page(s):250 - 256
    Cited by:  Papers (2)
    Request permission for commercial reuse | Click to expandAbstract |PDF file iconPDF (679 KB)

    A formal technique, DMOD, for modeling hybrid systems is presented. It is based on utilizing intuitions about the causality relation, and the logic of definite clauses with the SLD-resolution proof procedure. An algorithm to simulate with DMOD models is presented. Then, a general framework in which temporal properties of hybrid systems can be formulated and proved (given that those systems are mod... View full abstract»

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  • Simulating dedicated UNIX PC-based application systems

    Publication Year: 1990, Page(s):831 - 838
    Request permission for commercial reuse | Click to expandAbstract |PDF file iconPDF (575 KB)

    An event-driven simulation model was developed to estimate the balance the hardware resources needed to support dedicated UNIX PC-based application systems. The authors describe the simulation approach, the software package developed, and the tool used to generate the model and collect data from it. Novel elements of this research include (1) simulation of software that reacts to changes in its ex... View full abstract»

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  • 1990 Winter Simulation Conference Proceedings (Cat. No.90CH2926-4)

    Publication Year: 1990
    Request permission for commercial reuse | |PDF file iconPDF (46 KB)
    Freely Available from IEEE
  • Parallel simulation of the Sharks World problem

    Publication Year: 1990, Page(s):191 - 198
    Cited by:  Papers (7)  |  Patents (2)
    Request permission for commercial reuse | Click to expandAbstract |PDF file iconPDF (744 KB)

    The authors describe the design of a Maisie program to simulate the Shark's World problem and present the timings for both sequential and parallel executions of the model. The sequential implementation of Maisie used a single event-list and a global simulation clock. The parallel implementation was executed on a multicomputer architecture using a space-time simulation algorithm. Experimental resul... View full abstract»

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  • A `conservative' approach to parallelizing the Sharks World simulation

    Publication Year: 1990, Page(s):186 - 190
    Cited by:  Papers (3)
    Request permission for commercial reuse | Click to expandAbstract |PDF file iconPDF (508 KB)

    The authors describe how they parallelized a benchmark problem for parallel simulation, the Shark's World. The solution obtained is conservative, in the sense that no state information is saved and no rollbacks occur. Knowledge and exploitation of lookahead in the simulation model can lead to excellent performance. The search for lookahead in Sharks World led to a completely different solution app... View full abstract»

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  • Object oriented visual interactive simulation

    Publication Year: 1990, Page(s):490 - 498
    Cited by:  Patents (3)
    Request permission for commercial reuse | Click to expandAbstract |PDF file iconPDF (916 KB)

    The object-oriented programming rationale for discrete event simulation is discussed. An object oriented framework for developing VIS (visual interactive simulation) system is then described. The implementation of VIS concepts is illustrated with the SIMFLEX, an experimental object-oriented VIS system for simulation of flexible manufacturing systems. The blackboard problem solving model is used to... View full abstract»

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  • Heuristic diagnostics for the presence of pure error in computer simulation models

    Publication Year: 1990, Page(s):347 - 356
    Cited by:  Papers (3)
    Request permission for commercial reuse | Click to expandAbstract |PDF file iconPDF (640 KB)

    Investigates the effect that the absence of pure error has on the statistical analysis of A. Nozari et al. (1987) and identifies conditions under which the presence of the pure error component in the response is preserved. The authors then give a brief overview of the Schruben-Margolin correlation-induction strategy and the statistical analysis given by Nozari et al. Recommendations are made for e... View full abstract»

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  • Developing a simulator for the USC Orthogonal Multiprocessor

    Publication Year: 1990, Page(s):857 - 862
    Cited by:  Papers (1)
    Request permission for commercial reuse | Click to expandAbstract |PDF file iconPDF (516 KB)

    The author describes the development of a CSIM-based simulator during the RISC (reduced instruction set computer) based design of a prototype multiprocessor, the Orthogonal Multiprocessor (OMP). The prototype machine is to be built with Intel i860 microprocessors and parallel memory modules that are 2-D interleaved and orthogonally accessed using custom-designed spanning buses. Initial application... View full abstract»

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  • AutoMod II [simulation system]

    Publication Year: 1990, Page(s):94 - 98
    Cited by:  Papers (1)
    Request permission for commercial reuse | Click to expandAbstract |PDF file iconPDF (416 KB)

    The author describes the model development environment, process system, movement systems, 3D picture construction, and run-time environment for AutoMod II (AM II), an industrial simulation system that combines CAD-like drawing tools, with a powerful, engineering oriented language to model control logic and material flow. The result is the modeling of a manufacturing system in accurate, three-dimen... View full abstract»

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  • Using computer simulation for rapid transit operating strategies

    Publication Year: 1990, Page(s):798 - 801
    Cited by:  Papers (3)
    Request permission for commercial reuse | Click to expandAbstract |PDF file iconPDF (332 KB)

    The authors describe the development and use of a discrete-event simulation model of the central subway portion of MBTA's Boston Green Line light raid rapid transit system. The model was used to investigate a number of operational and scheduling issues; initially, it was used to study the effect on the train schedule of unexpected delays at station platforms for individual trains. The model was de... View full abstract»

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  • SBDSS-a Simulation Based Decision Support System

    Publication Year: 1990, Page(s):664 - 668
    Request permission for commercial reuse | Click to expandAbstract |PDF file iconPDF (400 KB)

    SBDSS can facilitate operational decision-making in manufacturing environments by helping the decision maker to organize complexity, incorporate quantitative information, knowledge and intuition, consider trade-offs among competing criteria and/or alternatives, synthesize to determine the best alternatives, and communicate the rationale for selecting a strategy to others. SBDSS can be used to supp... View full abstract»

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  • Computational mechanics solvers based on object-oriented design principles

    Publication Year: 1990, Page(s):486 - 489
    Request permission for commercial reuse | Click to expandAbstract |PDF file iconPDF (416 KB)

    Methods of object-oriented programming are compared with the software needs of the field of computational mechanics. It appears that object-oriented programming techniques can enable computational mechanics software structures with desirable characteristics not easily obtained within a conventional software perspective: (1) they can function more easily with different coordinate types; (2) they fa... View full abstract»

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