نتایج جستجو برای: design and modeling

تعداد نتایج: 16987811  

Journal: :ACM Computing Surveys 2001

2003
Dominik Fröhlich Bernd Steinbach Thomas Beierlein

In this paper we present an object-oriented approach and a development environment for the system-level design of run-time reconfigurable computer systems. We use the Unified Modeling Language for the specification, modeling, documentation, and visualization throughout all phases of development, from specification to synthesis. The proposed development approach is based on hardware-software co-...

Journal: :Decision Support Systems 2011
Xin Tan Steven L. Alter Keng Siau

a r t i c l e i n f o Keywords: Systems analysis and design Work system method Service responsibility table Unified modeling language This paper proposes using Service Responsibility Tables (SRTs) as a tool in analyzing e-service systems. First it discusses difficulties and deficiencies of using formal modeling languages such as UML in analyzing e-service systems. It proposes using SRTs as an i...

1997
Alain Martel

This text proposes a mathematical programming approach to design international production-distribution networks for make-to-stock products with convergent manufacturing processes. Various formulations of the elements of production-distribution network design models are discussed. The emphasis is put on modeling issues encountered in practice which have a significant impact on the quality of the...

2011
D. Bourne J. Corney David Bourne Jonathan Corney Satyandra K. Gupta

The effective planning of a product’s manufacture is critical to both its cost and delivery time. Recognition of this importance has motivated over thirty years of research into automated planning systems and generated a large literature covering many different manufacturing technologies. But complete automation has proved difficult in most manufacturing domains. However, as manufacturing hardw...

Journal: :Computer Networks 2000
Stefano Ceri Piero Fraternali Aldo Bongio

Designing and maintaining Web applications is one of the major challenges for the software industry of the year 2000. In this paper we present Web Modeling Language (WebML), a notation for specifying complex Web sites at the conceptual level. WebML enables the high-level description of a Web site under distinct orthogonal dimensions: its data content (structural model), the pages that compose i...

2008
G. Chen

Traditionally, product databases are either purely geometric or meta-linked to CAD files. The first type lacks feature semantics and hence is too rigid for collaborative engineering. The second type is dependent on CAD files which are system sensitive and has too large information grain size that makes information sharing and engineering collaboration difficult. This chapter introduces a fine-g...

Journal: :IEEE Computer Graphics and Applications 2017
Bedrich Benes David J. Kasik Wilmot Li Hao Zhang

Computer graphics research is increasingly interested in the high-level analysis and processing of geometric objects. The focus is more on the objects’ structure, semantics, and even functionalities than their geometric details. By acquiring a structural or functional understanding of 3D shapes, researchers are able to tackle midto high-level design problems for which machine computations can r...

2002
Stefan Ihmor Markus Visarius Wolfram Hardt

The complexity of embedded systems has increased rapidly during the last years. Several design approaches, including system-level design as well as IPbased design, have improved the design process. The rising number of instantiated components implicates a set of complex interfaces. High-speed data transmission rates, fault tolerance and predictability are key challenges for interface design. Th...

پایان نامه :دانشگاه مهندسی فناوری های نوین قوچان - دانشکده فنی 1394

واحد تاپینگ پالایشگاه گاز خانگیران که انتگراسیون حرارتی آن، موضوع این پایان نامه می باشد، یکی از واحد های صنعتی کشورمان می باشد که لزوم بهینه سازی انرژی در آن احساس می شود. شبیه سازی واحد تاپینگ پالایشگاه گاز خانگیران، با استفاده از نرم فزار aspen plus 11.1 انجام شد. با استفاده از نتایج به دست آمده و با توجه به محدودیت های ساختاری واحد و همچنین با در نظر داشتن نیاز واحد، تصمیم بر آن شد تا خوراک...

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