Cumincad : CUMINCAD Papers : Search Results

CumInCAD is a Cumulative Index about publications in Computer Aided Architectural Design
supported by the sibling associations ACADIA, CAADRIA, eCAADe, SIGraDi, ASCAAD and CAAD futures

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_id	ce3b
authors	Mitchell, J.R. and Radford, Antony D.
year	1987
title	EAVE, A Generative Expert System for Detailing
source	Environment and Planning B. 1987. vol. 14: pp. 281-292
summary	Grammars of shapes and designs are rule-based models for the generation of members of a class of designs. The applicability of the formalism as a basis for generative expert systems for construction details in computer-aided design is discussed. A demonstration system is presented
keywords	applications, automation, synthesis, shape grammars, CAD, expert systems
series	CADline
last changed	2003/06/02 14:41

_id	016a
authors	Balachandran, M. B. and Gero, John S.
year	1987
title	A Knowledge-based Approach to Mathematical Design Modeling and Optimization
source	engineering Optimization. 1987. vol. 12: pp. 91-115
summary	Optimization is a well understood process in design domains. Designers formulate their design problems as single criterion or multicriteria optimization problems and then select an appropriate optimization algorithm to search for the optimal values for the design variables. The formulation and algorithm selection procedures have been considered to be activities which relied on substantive human knowledge. This paper describes a computer system, OPTIMA, which formulates design optimization problems from a pseudo-English description into canonical algebraic expressions. It then recognizes the formulation and selects appropriate algorithm(s) for its solution. Finally, it runs the selected algorithm(s) and sends the results back to the original descriptions. Areas of expert knowledge involved in carrying out the above tasks are identified. Such knowledge is explicitly encoded in the system. The basic philosophy and key features of the system are described and are illustrated with examples
keywords	structures, algorithms, knowledge base, systems, optimization, engineering
series	CADline
email
last changed	2003/06/02 13:58

_id	cf2011_p170
id	cf2011_p170
authors	Barros, Mário; Duarte José, Chaparro Bruno
year	2011
title	Thonet Chairs Design Grammar: a Step Towards the Mass Customization of Furniture
source	Computer Aided Architectural Design Futures 2011 [Proceedings of the 14th International Conference on Computer Aided Architectural Design Futures / ISBN 9782874561429] Liege (Belgium) 4-8 July 2011, pp. 181-200.
summary	The paper presents the first phase of research currently under development that is focused on encoding Thonet design style into a generative design system using a shape grammar. The ultimate goal of the work is the design and production of customizable chairs using computer assisted tools, establishing a feasible practical model of the paradigm of mass customization (Davis, 1987). The current research step encompasses the following three steps: (1) codification of the rules describing Thonet design style into a shape grammar; (2) implementing the grammar into a computer tool as parametric design; and (3) rapid prototyping of customized chair designs within the style. Future phases will address the transformation of the Thonet’s grammar to create a new style and the production of real chair designs in this style using computer aided manufacturing. Beginning in the 1830’s, Austrian furniture designer Michael Thonet began experimenting with forming steam beech, in order to produce lighter furniture using fewer components, when compared with the standards of the time. Using the same construction principles and standardized elements, Thonet produced different chairs designs with a strong formal resemblance, creating his own design language. The kit assembly principle, the reduced number of elements, industrial efficiency, and the modular approach to furniture design as a system of interchangeable elements that may be used to assemble different objects enable him to become a pioneer of mass production (Noblet, 1993). The most paradigmatic example of the described vision of furniture design is the chair No. 14 produced in 1858, composed of six structural elements. Due to its simplicity, lightness, ability to be stored in flat and cubic packaging for individual of collective transportation, respectively, No. 14 became one of the most sold chairs worldwide, and it is still in production nowadays. Iconic examples of mass production are formally studied to provide insights to mass customization studies. The study of the shape grammar for the generation of Thonet chairs aimed to ensure rules that would make possible the reproduction of the selected corpus, as well as allow for the generation of new chairs within the developed grammar. Due to the wide variety of Thonet chairs, six chairs were randomly chosen to infer the grammar and then this was fine tuned by checking whether it could account for the generation of other designs not in the original corpus. Shape grammars (Stiny and Gips, 1972) have been used with sucesss both in the analysis as in the synthesis of designs at different scales, from product design to building and urban design. In particular, the use of shape grammars has been efficient in the characterization of objects’ styles and in the generation of new designs within the analyzed style, and it makes design rules amenable to computers implementation (Duarte, 2005). The literature includes one other example of a grammar for chair design by Knight (1980). In the second step of the current research phase, the outlined shape grammar was implemented into a computer program, to assist the designer in conceiving and producing customized chairs using a digital design process. This implementation was developed in Catia by converting the grammar into an equivalent parametric design model. In the third phase, physical models of existing and new chair designs were produced using rapid prototyping. The paper describes the grammar, its computer implementation as a parametric model, and the rapid prototyping of physical models. The generative potential of the proposed digital process is discussed in the context of enabling the mass customization of furniture. The role of the furniture designer in the new paradigm and ideas for further work also are discussed.
keywords	Thonet; furniture design; chair; digital design process; parametric design; shape grammar
series	CAAD Futures
email
last changed	2012/02/11 19:21

_id	9583
authors	Brown, Stephen
year	1987
title	Computer-Aided Learning Support for Environmental Design Students Ergonomic Design
source	Proceedings of the Human Factors Society 31st Annual Meeting 1987 pp. 889-893
summary	Intelligent CAD systems could be a useful vehicle for disseminating Human Factors principles among non Human Factors designers. Limitations of current CAD systems are discussed and an experimental system is described. It is suggested that future CAD systems should be less than expert, should be responsive to different learning styles and should employ a variety of electronic media at the user interface.
series	other
last changed	2002/07/07 16:01

_id	e861
authors	Burnham, G.T.
year	1987
title	Microcomputer-Based Expert System for the Design of Operational Military Airfields
source	Department of Architectural Science, University of Sydney
summary	This thesis develops a number of prototypical expert systems on a microcomputer to assist the military designer or engineer with facets of military operational airfield design. An existing expert system shell BUILD written in PROLOG-1 was altered to provide a more permanent record of the results of the system execution. The individual knowledge base includes production rules which conform to the BUILD syntax requirements. A number of additional clauses related to the knowledge base are written in PROLOG-1. The expert system consists of some 200 rules and an additional 36 clauses. The rules contain knowledge on soil characteristics pertinent to airfields, factors involved in calculating lengths of runways and factors for determining the effort involved in construction. The knowledge for the expert systems was gathered from a combination of civilian and military literature sources, the author's own experience, and discussions with military and air force personnel currently engaged in the design, planning and construction of these facilities. Development of these prototypical expert systems demonstrates the feasibility of implementing expert systems on microcomputers in this domain. Furthermore, it demonstrates their possible application to military engineering design particularly where the design process relies on a large amount of tabulated data and heuristic knowledge. It is this type of knowledge that is often used by the military engineer to find a timely problem solution when provided with a range of options. [Unpublished. -- CADLINE has abstract only.]
keywords	Applications, Military Engineering, Expert Systems, Design, Planning
series	thesis:MSc
last changed	2002/12/14 19:15

_id	a1a1
authors	Cornick, T. and Bull, S.
year	1988
title	Expert Systems for Detail Design in Building
source	CAAD futures ‘87 [Conference Proceedings / ISBN 0-444-42916-6] Eindhoven (The Netherlands), 20-22 May 1987, pp. 117-126
summary	Computer-Aided Architectural Design (CAAD) requires detailed knowledge of the construction of building elements to be effective as a complete design aid. Knowledge-based systems provide the tools for both encapsulating the "rules" of construction - i.e. the knowledge of good construction practice gained from experience - and relating those rules to geometric representation of building spaces and elements. The "rules" of construction are based upon the production and performance implications of building elements and how these satisfy various functional criteria. These building elements in turn may be related to construction materials, components and component assemblies. This paper presents two prototype knowledge-based systems, one dealing with the external envelope and the other with the internal space division of buildings. Each is "component specific" and is based upon its own model of the overall construction. This paper argues that "CAAD requires component specific knowledge bases and that integration of these knowledge bases into a knowledge-based design system for complete buildings can only occur if every knowledge base relates to a single coordinated construction model".
series	CAAD Futures
last changed	1999/04/03 17:58

_id	ecaade2023_138
id	ecaade2023_138
authors	Crolla, Kristof and Wong, Nichol
year	2023
title	Catenary Wooden Roof Structures: Precedent knowledge for future algorithmic design and construction optimisation
source	Dokonal, W, Hirschberg, U and Wurzer, G (eds.), Digital Design Reconsidered - Proceedings of the 41st Conference on Education and Research in Computer Aided Architectural Design in Europe (eCAADe 2023) - Volume 1, Graz, 20-22 September 2023, pp. 611–620
doi	https://doi.org/10.52842/conf.ecaade.2023.1.611
summary	The timber industry is expanding, including construction wood product applications such as glue-laminated wood products (R. Sikkema et al., 2023). To boost further utilisation of engineered wood products in architecture, further development and optimisation of related tectonic systems is required. Integration of digital design technologies in this endeavour presents opportunities for a more performative and spatially diverse architecture production, even in construction contexts typified by limited means and/or resources. This paper reports on historic precedent case study research that informs an ongoing larger study focussing on novel algorithmic methods for the design and production of lightweight, large-span, catenary glulam roof structures. Given their structural operation in full tension, catenary-based roof structures substantially reduce material needs when compared with those relying on straight beams (Wong and Crolla, 2019). Yet, the manufacture of their non-standard geometries typically requires costly bespoke hardware setups, having resulted in recent projects trending away from the more spatially engaging geometric experiments of the second half of the 20th century. The study hypothesis that the evolutionary design optimisation of this tectonic system has the potential to re-open and expand its practically available design solution space. This paper covers the review of a range of built projects employing catenary glulam roof system, starting from seminal historic precedents like the Festival Hall for the Swiss National Exhibition EXPO 1964 (A. Lozeron, Swiss, 1964) and the Wilkhahn Pavilions (Frei Otto, Germany, 1987), to contemporary examples, including the Grandview Heights Aquatic Centre (HCMA Architecture + Design, Canada, 2016). It analysis their structural concept, geometric and spatial complexity, fabrication and assembly protocols, applied construction detailing solutions, and more, with as aim to identify methods, tools, techniques, and construction details that can be taken forward in future research aimed at minimising construction complexity. Findings from this precedent study form the basis for the evolutionary-algorithmic design and construction method development that is part of the larger study. By expanding the tectonic system’s practically applicable architecture design solution space and facilitating architects’ access to a low-tech producible, spatially versatile, lightweight, eco-friendly, wooden roof structure typology, this study contributes to environmentally sustainable building.
keywords	Precedent Studies, Light-weight architecture, Timber shell, Catenary, Algorithmic Optimisation, Glue-laminated timber
series	eCAADe
email
last changed	2023/12/10 10:49

_id	8eb5
authors	Gero, John S. (Conference Chairman and Editor)
year	1987
title	Expert Systems in Computer-Aided Design
source	IFIP WG 5.2 Working Conference on Expert Systems in Computer-Aided Design. proceedings. 1987. 533 p. : ill. Amsterdam: North-Holland, 1987. Also published as a book by North Holland (Amsterdam, 1987)
summary	The aim of the Expert Systems in Computer-Aided Design conference was to provide a forum for the exchange of ideas and experiences related to expert systems in computer-aided design, to present and explore the state-of-the-art of expert systems in computer-aided design, to delineate future directions in both research and practice and to promote further development. Seventeen of the nineteen papers accepted were presented with each presentation followed by a round table discussion. The discussion was taped, transcribed and edited and forms part of this volume. The authors came from seven countries, whilst the attendees represented some thirteen nationalities. There is an implicit structure in the ordering of the papers, commencing with system architectures, representation tools through applications to specific design concerns. These papers demonstrate the wide variety of knowledge engineering tools needed in computer-aided design. It is interesting to observe the progression over these three conferences in the ratio of computer scientists to design researchers amongst the authors. The balance over the period has swung from a predominance of computer scientists to a predominance of design researchers. We are beginning to see knowledge engineering development driven by designers' needs
keywords	CAD, expert systems, AI, design
series	CADline
email
last changed	2003/06/02 13:58

_id	c890
authors	Hutchinson, Peter J., Rosenman, Michael A. and Gero, John S.
year	1987
title	RETWALL : An Expert System for the Selection and Preliminary Design of Earth Retaining Structures
source	Knowledge Based Systems. 1987. vol. 1: pp. 11-23
summary	This paper describes an expert system for the selection and preliminary design of engineering earth retaining structures. It describes the domain and how the knowledge was acquired from textbooks, questionnaires and interviews. Details of the implementation of RETWALL using the expert system shell BUILD are provided as is a full script of a session
keywords	expert systems, knowledge, representation, engineering, applications,knowledge acquisition, software
series	CADline
email
last changed	2003/06/02 13:58

_id	671c
authors	Kalay, Yehuda E., Swerdloff, Lucien M. and Harfmann, Anton C.
year	1987
title	A Knowledge-Based Approach to Dynamic Computer-Aided Design Task Allocation
source	Expert Systems in Computer-Aided Design: Proceeding of the IFIP WG 5.2 Working Conference on Expert system in Computer-Aided Design --- edited by Gero, John S Sydney: North-Holland, 1987. pp. 203-224 : ill. includes bibliography.
summary	A model of the design process control that supports dynamic allocation of tasks between a designer and a computer is presented. The model is discussed theoretically, and is demonstrated through a Prolog implementation for the participatory design of single family houses. Its utility and universal applicability are established, as well as its relationship to other computational approaches to design automation
keywords	expert systems, design process, knowledge base, architecture, control, housing, applications
series	CADline
email
last changed	2003/06/02 13:58

_id	c7e0
id	c7e0
authors	Maria Gabriela Caffarena Celani
year	2002
title	BEYOND ANALYSIS AND REPRESENTATION IN CAD: A NEW COMPUTATIONAL APPROACH TO DESIGN EDUCATION
source	Submitted to the Department of Architecture in partial fulfillment of the requirements for the degree of Doctor of Philosophy in the field of Architecture: Design & Computation at the Massachusetts Institute of Technology
summary	This thesis aims at changing students' attitude towards the use of computer-aided design (CAD) in architecture. It starts from the premise that CAD is used mostly for analysis and representation, and not as a real design aide, and that architecture students have a bias against learning computer programming. For this purpose, a prototypical instruction system that mixes computer-aided design and computational design theory was developed, based on a series of fundamental concepts that are common to both fields. This system was influenced by Mitchell's (1987) The Art of Computer Graphics Programming and Stiny's (1976) shape grammars. Despite being based on solid theoretical foundations, CAD has progressively become an exclusively practical tool, since its origins in the 50's and 60's, while computational design theories have been mostly restricted to the academic circles. This thesis proposes an inversion in the present situation: the study of CAD theory, and the application of computational design into practice. The system proposed provides a conceptual framework that can be adapted to different circumstances, including course formats and resources, as well as students' background and technical training. It is based on seven fundamental concepts from computational design theories that are also important to the study of shape grammars: symmetry, recursion, rule-based compositions, parameterization of shapes, generative systems, algorithmization of design procedures, and shape emergence. These concepts are introduced within a CAD context, where their practical implementation and experimentation are possible, focusing the understanding of the computational nature of design. During this research, the proposed system was tested in two case studies with students from schools that had contrary orientations in terms of the importance of CAD in the architectural curriculum. In these experimental courses, students' activities evolved from using a commercial CAD tool in an innovative way, to the use of programming techniques for creating meaningful tools. Despite not having a statistical reach, the fieldwork allowed drawing preliminary conclusions about the proposed system's efficacy, since virtually all the students reported changing their understanding of the role of CAD in architecture, while some also acknowledged a conceptual influence in other subjects and in the way they see architecture.
keywords	Symmetry
series	thesis:PhD
type	normal paper
email
more	http://www.fec.unicamp.br/~celani/
last changed	2004/11/17 20:51

_id	84ee
authors	McLaughlin, S. and Gero, John S.
year	1987
title	Acquiring Expert Knowledge from Characterized Designs
source	Artificial Intelligence for Engineering Design and Manufacturing. 1987. vol. 1: pp. 73-87
summary	The expertise of designers consists primarily of information about the relationship between goals or performance criteria and the attributes of the desired artifact that will result in performances that will satisfy these criteria. Pareto optimization is discussed as a means of structuring designs on the basis of their performance. The induction algorithm ID3 is used as means of inferring general statements about the nature of solutions which exhibit Pareto optimal performance in terms of a set of performance criteria. The rules inferred in a building design domain are compared with those extracted using a heuristic based learning system
keywords	knowledge acquisition, design, optimization, algorithms, learning, inference, architecture, performance
series	CADline
email
last changed	2003/06/02 10:24

_id	6683
authors	Rasdorf, William J. and Wang, TsoJen E.
year	1987
title	Spike : A Generic Design Standards Processing Expert System
source	Southampton, UK: Computational Mechanics Publications, pp. 241-257. Also published in : Applications of Artificial Intelligence in Engineering International Conference Proceedings (2nd. : 1987 : Boston, MA.)
summary	Standards, codes, and specifications play an important role in the design of buildings, bridges, and other engineering systems. A design configuration must be checked against all standards to ensure that it is acceptable. This process of design conformance checking using standards is often very tedious. The successful automation of conformance checking is one of the components of a comprehensive computer-aided design system. In that past, standards were interpreted and converted into application programs written in procedural programming languages such as FORTRAN. This approach is extremely inflexible and often error-prone. To support a fully automated computer-aided design system, standards must be incorporated into the design process in a more generic and flexible manner. This paper investigates the feasibility of alternatively casting standards in a form suitable for processing in a knowledge-based expert system environment. The emergence of expert systems from artificial intelligence research has provided a technology that readily lends itself to the automation of design standards. Knowledge-based expert systems have become a powerful tool in tackling domains like design where some of the problem-solving knowledge is diverse and ill-structured. Using an expert system tool, a standard can be represented and processed independent of a CAD application program. Two prototype standards processing systems utilizing the production system approach have been constructed and are presented herein. Although the obvious direct translation casting the provisions of a standard as rules in a production system has its advantages, a more generic and flexible representation scheme is proposed herein. The approach advocated in this paper is to represent standards as databases of facts which can be readily and generically processed by an expert system. The database representation is derived from a unified view of standards obtained by using the standards modeling tools proposed by previous researchers in this field during the past decade. Building on this existing technology resulted in a knowledge- based standards processing architecture which is generic, modular, and flexible. An implementation of this architecture is presented and described
keywords	standards, civil engineering, expert systems
series	CADline
last changed	2003/06/02 13:58

_id	66e5
authors	Rasdorf, William J. and Wang, TsoJen E.
year	1987
title	Generic Design Standards Processing in a Knowledge-based expert system Environment
source	Design Process, National Science Foundation Workshop Proceedings. 1987. pp. 267-291. CADLINE has abstract only
summary	Standards, codes, and specifications play an important role in the design of buildings, bridges, and other engineering systems. A design configuration must be checked against all standards to ensure that it is acceptable. This process of design conformance checking using standards is often very tedious. The successful automation of conformance checking is one of the components of a comprehensive computer-aided design system. In the past, standards were interpreted and converted into application program written in procedural programming languages such as FORTRAN. This approach is extremely inflexible and often error prone. To support a fully automated computer-aided design system, standards must be incorporated into the design process in a more generic and flexible manner. This paper investigates the feasibility of alternatively casting standards in a form suitable for processing in a knowledge-based expert system environment. The emergence of expert systems from artificial intelligence research has provided a technology that readily lends itself to the automation of design standards. Knowledge-based expert systems have become a powerful tool in tackling domains like design where some of the problem-solving knowledge is diverse and ill-structured. Using an expert system tool, a standard can be represented and processed independent of a CAD application program. Two prototype standards processing systems utilizing the production system approach have been constructed and are presented herein. Although the obvious direct translation casting the provisions of a standard as rules in a production system has its advantages, a more generic and flexible representation scheme is proposed herein. The approach advocated in this paper is to represent standards as databases of facts which can be readily and generically processed by an expert system. The database representation is derived from a unified view of standards obtained by using the standards modeling tools proposed by previous researchers in this field during the past decade. Building on this existing technology resulted in a knowledge- based standards processing architecture which is generic, modular, and flexible. An implementation of this architecture is presented and described
keywords	knowledge base, standards, expert systems, civil engineering
series	CADline
last changed	2003/06/02 13:58

_id	4910
authors	Rasdorf, William J. and Watson, Bruce R.
year	1987
title	A Knowledge-Based Approach to Engineering Information Retrieval and Management
source	London, UK: Chapman and Hall Ltd., 1987. pp. 267-295
summary	Building design, construction, operation, maintenance, and control are all processes that have achieved various levels of computer use. Although the degree of computerization varies significantly, one common aspect of the computing needs of each process is an abundance of data in the form of tables, standards, project definition information, catalogs, etc. In most cases this data is stored in files which are independently used for input to stand-alone single-process application programs, such as a structural analysis application. The utility of these independent files is therefore limited to a single application. As concepts of integration of engineering applications evolved, the use of databases and database management systems (DBMS) increased. A number of issues of significant concern emerged. First, there is a need to retrieve data from many independent, possibly widely distributed databases. Second, there is a need for a uniform means of doing so. Third, such databases routinely undergo dynamic change. Changes in a database schema commonly result from the evolution of a design, from changes in the design process itself, and from changes in other subsequent downstream processes. Such continuing changes must be reflected in the database schemas and they subsequently require that application programs be updated and that online users be educated on a continuing basis. This chapter describes a knowledge-based expert system that provides access to and integration of the many underlying databases needed to support the building design/construction process. The unique aspect of the expert system presented in this chapter is its capture of the knowledge that an experienced human user incorporates in his search for data in a database, i.e., it seeks to identify and use the generic knowledge needed to operate a DBMS to retrieve data. This knowledge is used by the interface to enable both the online users and the application programs to request data without knowing the data's location or precisely how to ask for it. Further, the interface makes use of mechanisms that allow the user to request data without knowing the exact name by which it is stored in the database. In doing so it formalizes the levels of complexity of that knowledge and points out the multidisciplinary applications of the research results
keywords	civil engineering, knowledge base, database, expert systems
series	CADline
last changed	2003/06/02 10:24

_id	aef1
authors	Rosenman, M.A., Gero, J.S. and Coyne, R.D. (et al)
year	1987
title	SOLAREXPERT : A Prototype Expert System for Passive Solar Energy Design in Housing
source	Canberra: Aust NZ Solar Energy Society, 1987. vol.II: pp. 361-370. Also published in People and Technology - Sun, Climate and Building, edited by V. Szokolay, Univ. of Queensland, Brisbane, 1988
summary	Passive solar energy design is not an exact science in which a set of analytical procedures can be followed to produce results. Rather it depends heavily on subjective parameters and experience collected over time which is heuristic by nature. At present this knowledge is available in books but while this knowledge is comprehensive, it is unstructured and not always easy to make use of. A computer-based system allows for flexible interactive dialogue and for the incorporation of analytical procedures which may be required. This paper describes work on SOLAREXPERT, a prototype expert system to aid designers in passive solar energy design for single dwellings. The system operates at a strategic level to provide basic advice on the form of construction and types of passive solar systems and at a spatial zone level to provide more detailed advice on sizes and materials. It allows for modification of the information entered so that users may explore several possibilities
keywords	applications, experience, housing, expert systems, energy, design, architecture
series	CADline
email
last changed	2003/05/17 10:17

_id	2fac
authors	Schmitt, Gerhard
year	1987
title	ARCHPLAN - An Architectural Planning Front End to Engineering Design Expert Systems
source	ii, 22 p. : ill
summary	Engineering Design Research Center, CMU, 1987. EDRC-48-04-87. ARCHPLAN is a knowledge-based ARCHitectural PLANning front end to a set of vertically integrated engineering expert systems. ARCHPLAN is part of a larger project to explore the principles of parallel operation of expert systems in an Integrated Building Design Environment. It is designed toÔ h)000*°° ÔŒ operate in conjunction with HIRISE, a structural design expert system; with CORE and SPACER, two expert systems for the spatial layout of buildings; and with other knowledge based systems dealing with construction planning, specification, and foundation design. ARCHPLAN operates either in connection with these expert systems or as a stand- alone program. It consists of three major parts: the application, the user interface, and the graphics package
keywords	The application offers a knowledge based approach towards the
series	CADline
last changed	1999/02/12 15:09

_id	a60d
authors	Bairstow, Jeffrey N.
year	1987
title	Personal Workstations Redefine Desktop Computing
source	high Technology. March, 1987. pp. 18-23 : ill. includes bibliography: p. 64
summary	Becoming an essential tool in any creative activity, the personal workstations were successfully adopted by software developers for designing both system and application software, by electronics engineers for computer-aided design, and by a wide range of businesses for technical publishing. The rapid adoption of networking and file standards by the workstation manufacturers will undoubtedly put them in a good position to install large networks of both PCs and workstations linked to existing corporate mainframe computers
keywords	hardware, technology, business
series	CADline
last changed	2003/06/02 13:58

_id	08a1
authors	Balachandran, M.B. and Gero, John S.
year	1987
title	A Knowledge-based Graphical Interface for Structural Design
source	Southampton: CM Publications, 1987. pp. 335-346
summary	This paper describes a knowledge-based graphical interface for the domain of structural engineering. The key aspects of the system include graphics interpretation, feature extraction of graphic objects and the identification of the entity itself. Details of the implementation of a prototype system using Prolog and C are provided. The domain knowledge is represented as frames. Examples are given to illustrate the performance of the system
keywords	structures, user interface, knowledge base, systems, design, engineering, computer graphics, frames
series	CADline
email
last changed	2003/06/02 13:58

_id	c568
authors	Balachandran, M.B. and John S. Gero
year	1987
title	A Model for Knowledge Based Graphical Interfaces
source	AI '87: Proceedings of the Australian Joint Artificial Intelligence Conference. 1987. pp. 505-521. Also published in Artificial Intelligence Developments and Applications edited by J. S. Gero and R Stanton, North-Holland Pub. 1988. -- CADLINE has abstract only.
summary	This paper describes a model for knowledge-based graphical interface which incorporates a variety of knowledge of the domain of application. The key issues considered include graphics interpretation, extraction of features of graphics objects and identification of prototype objects. The role of such knowledge-based interfaces in computer-aided design is discussed. A prototype system developed in Prolog and C is described and its application in the domain of structural engineering is demonstrated
keywords	user interface, computer graphics, knowledge base, systems, civil engineering, structures
series	CADline
email
last changed	2003/06/02 13:58

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