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	63d1
authors	Rapid Prototyping Group Rapid Design and Manufacture Centre (RDM), Ryder, G., Ion, B., Green, G., Harrison, D. and Wood, Bruce
year	2002
title	Rapid design and manufacture tools in architecture
source	Automation in Construction 11 (3) (2002) pp. 279-290
summary	The continuing development of Rapid Prototyping technologies and the introduction of Concept Modelling technologies means that their use is expanding into a greater range of applications. The primary aim of this paper is to give the reader an overview of the current state of the art in Layered Manufacturing (LM) technology and its applicability in the field of architecture. The paper reports on the findings of a benchmarking study, conducted by the Rapid Design and Manufacturing (RDM) Group in Glasgow [G.J. Ryder, A. McGown, W. Ion, G. Green, D. Harrison, B. Wood, Rapid Prototyping Feasibility Report, Rapid Prototyping Group, Glasgow School of Art, 1998.], which identified that the applicability of LM technologies in any application can be governed by a series of critical process and application specific issues. A further survey carried out by the RDM group investigated current model making practice, current 3D CAD use and current use of LM technologies within the field of architecture. The findings are then compared with the capabilities of LM technologies. Future research needs in this area are identified and briefly outlined.
series	journal paper
more	http://www.elsevier.com/locate/autcon
last changed	2003/05/15 21:23

_id	acfa
authors	Brown, A., Knight, M. and Nahab, May
year	1996
title	Computer Generated Architectural Images in Practice: what kind and when?
doi	https://doi.org/10.52842/conf.ecaade.1996.079
source	Education for Practice [14th eCAADe Conference Proceedings / ISBN 0-9523687-2-2] Lund (Sweden) 12-14 September 1996, pp. 79-86
summary	The production of near-photorealistic images of buildings is becoming increasingly common. The software to produce reasonably sophisticated images being available at affordable prices and the increasing power of generally affordable computers have contributed to this trend. It is also probably the case that the run-of-the-mill architectural practice sees the competition producing this kind of image with a superficially beguiling quality and follow suit. What we ask in this paper is whether we should be more thoughtful about the kind of image used? Should the kind of image chosen to suit the stage of the design that it applies to and the nature of the human agents viewing the image? Of course, in posing the question we imply our answer, that it should. What we do in this paper is to illustrate why we feel it should and what the consequences are for the education of architects who are about to join the world of practice.
series	eCAADe
email
last changed	2022/06/07 07:54

_id	26a2
authors	Brown, A., Zhu, M., Knight, M. and Berridge, Ph.
year	2002
title	i-architecture: the Virtual Campus eCAADe 2002 – Warsaw
doi	https://doi.org/10.52842/conf.ecaade.2002.532
source	Connecting the Real and the Virtual - design e-ducation [20th eCAADe Conference Proceedings / ISBN 0-9541183-0-8] Warsaw (Poland) 18-20 September 2002, pp. 532-537
summary	There are a great number of current web accessible city models, that take a variety of approaches to representing the 2D, 3D and associated graphical information that they embody. The work described here represents a stage in the development of an urban modeling approach that we intend will lead to cost effective and computationally efficient systems for such systems. Our aim is to contribute to the range of approaches being adopted by different research and development groups, across the world, and particularly within Europe.
series	eCAADe
email
last changed	2022/06/07 07:54

_id	8e02
authors	Brown, A.G.P. and Coenen, F.P.
year	2000
title	Spatial reasoning: improving computational efficiency
source	Automation in Construction 9 (4) (2000) pp. 361-367
summary	When spatial data is analysed the result is often very computer intensive: even by the standards of contemporary technologies, the machine power needed is great and the processing times significant. This is particularly so in 3-D and 4-D scenarios. What we describe here is a technique, which tackles this and associated problems. The technique is founded in the idea of quad-tesseral addressing; a technique, which was originally applied to the analysis of atomic structures. It is based on ideas concerning Hierarchical clustering developed in the 1960s and 1970s to improve data access time [G.M. Morton, A computer oriented geodetic database and a new technique on file sequencing, IBM Canada, 1996.], and on atomic isohedral (same shape) tiling strategies developed in the 1970s and 1980s concerned with group theory [B. Grunbaum, G.C. Shephard, Tilings and Patterns, Freeman, New York, 1987.]. The technique was first suggested as a suitable representation for GIS in the early 1980s when the two strands were brought together and a tesseral arithmetic applied [F.C. Holdroyd, The Geometry of Tiling Hierarchies, Ars Combanitoria 16B (1983) 211–244.; S.B.M. Bell, B.M. Diaz, F.C. Holroyd, M.J.J. Jackson, Spatially referenced methods of processing raster and vector data, Image and Vision Computing 1 (4) (1983) 211–220.; Diaz, S.B.M. Bell, Spatial Data Processing Using Tesseral Methods, Natural Environment Research Council, Swindon, 1986.]. Here, we describe how that technique can equally be applied to the analysis of environmental interaction with built forms. The way in which the technique deals with the problems described is first to linearise the three-dimensional (3-D) space being investigated. Then, the reasoning applied to that space is applied within the same environment as the definition of the problem data. We show, with an illustrative example, how the technique can be applied. The problem then remains of how to visualise the results of the analysis so undertaken. We show how this has been accomplished so that the 3-D space and the results are represented in a way which facilitates rapid interpretation of the analysis, which has been carried out.
series	journal paper
more	http://www.elsevier.com/locate/autcon
last changed	2003/05/15 21:22

_id	63ea
authors	Brown, A.G.P., Berridge, P. and Mackie, D.
year	1997
title	Gaming as a Vehicle for Collaborative Designcollaborative design
doi	https://doi.org/10.52842/conf.ecaade.1997.x.c5x
source	Challenges of the Future [15th eCAADe Conference Proceedings / ISBN 0-9523687-3-0] Vienna (Austria) 17-20 September 1997
summary	This paper outlines one approach to addressing the problem of participation in a properly understood process and goes on to show how the principles used are being reinforced by an interactive computer based application.
keywords	Collaborative Design
series	eCAADe
email
more	http://info.tuwien.ac.at/ecaade/proc/berridge/berridge.htm
last changed	2022/06/07 07:50

_id	c211
authors	Brown, A.G.P.
year	1986
title	A Year's Experience with CATIA and CADAM
doi	https://doi.org/10.52842/conf.ecaade.1986.007
source	Teaching and Research Experience with CAAD [4th eCAADe Conference Proceedings] Rome (Italy) 11-13 September 1986, pp. 7-16
summary	In June 1985 Liverpool University obtained the CAD packages CATIA and CADAM to run on its IBM 4341 mainframe. The following is a brief description of the investigations which have taken place in the first year of their implementation to gauge the usefulness of these packages, principalLy as CAAD teaching aids. Neither CATIA nor CADAM were initially developed as architectural design aids so a matter of initial concern was their appropriateness for teaching (and possibly research) in an architectural environment.
series	eCAADe
email
last changed	2022/06/07 07:54

_id	bc3f
authors	Brown, Andre
year	2002
title	CAAD Complements: Art and Science, Real and Virtual
doi	https://doi.org/10.52842/conf.ecaade.2002.214
source	Connecting the Real and the Virtual - design e-ducation [20th eCAADe Conference Proceedings / ISBN 0-9541183-0-8] Warsaw (Poland) 18-20 September 2002, pp. 214-218
summary	This is a personal reflection on the nature of CAAD, current trends and thoughts on where we appear to be heading with this (literally) most intangible of disciplines.
series	eCAADe
email
last changed	2022/06/07 07:54

_id	0f2b
authors	Brown, Andre G.P. and Knight, Michael W.
year	2001
title	NAVRgate: Gateways to architectural virtual reality - A review and thought on future directions
doi	https://doi.org/10.52842/conf.caadria.2001.195
source	CAADRIA 2001 [Proceedings of the Sixth Conference on Computer Aided Architectural Design Research in Asia / ISBN 1-86487-096-6] Sydney 19-21 April 2001, pp. 195-198
summary	A core element in the success of a virtual environment is the ease and appropriateness of the navigation process. Navigation is a two part process which consists of a facility for enabling movement [Locomotion] and sensory input to aid the navigator in finding they way around [Cognition]. Our work has focussed on Navigation in Virtual Environments for Architecture and that work is summarised here.
series	CAADRIA
email
last changed	2022/06/07 07:54

_id	00f4
authors	Brown, Andre G.P. and Knight, Mike
year	1995
title	An Integrated Hypermedia Project
doi	https://doi.org/10.52842/conf.ecaade.1995.111
source	Multimedia and Architectural Disciplines [Proceedings of the 13th European Conference on Education in Computer Aided Architectural Design in Europe / ISBN 0-9523687-1-4] Palermo (Italy) 16-18 November 1995, pp. 111-116
summary	This paper describes how Hypermedia can be used as unifying tool, marrying together many strands of work related to architectural design and CAD. The project which we describe was undertaken with fourth year students at the University of Liverpool and is entitled the Electronic City. It is founded on the premise of assembling a Hypermedia package which describes the city and its architecture to a lay person. There are two strands to the project, the Hypermedia strand and a graphics/CAD strand. At the end the task was then to stitch the strands together to produce a common, coherent Hypermedia package. At the end of the project we expect that the students will have developed skills and an appreciation of: (-) the architecture and history of the city (-) the design of Hypermedia interfaces (-) the design of Information structures (-) three dimensional modelling and rendering
series	eCAADe
email
more	http://dpce.ing.unipa.it/Webshare/Wwwroot/ecaade95/Pag_15.htm
last changed	2022/06/07 07:54

_id	a127
authors	Rasdorf, William J. and Salley, George C.
year	1985
title	Generative Engineering Databases - Toward Expert Systems
source	Computers and Structures. Pergamon Press, 1985. vol. 22: pp. 11-15
summary	CADLINE has abstract only. Engineering data management, incorporating concepts of optimization with data representation, is receiving increasing attention. Research in this area promises advantages for many engineering applications, particularly those which use data innovatively. This paper presents a framework for a comprehensive, relational database management system that combines a knowledge base (KB) of design constraints with a database (DB) of engineering data items to achieve a 'generative database' - one which automatically generates new engineering design data according to the design constraints stored in the knowledge base. Thus, in addition to the designer and engineering design and analysis application programs, the database itself contributes to the design process. The KB/DB framework proposed here requires a database that is able to store all of the data normally associated with engineering design and to accurately represent the interactions between constraints and the stored data while guaranteeing its integrity. The framework also requires a knowledge base that is able to store all the constraints imposed upon the engineering design process. The goal sought is a central integrated repository of data, supporting interfaces to a wide variety of application programs and supporting processing capabilities for maintaining integrity while generating new data. The resulting system permits the unaided generation of constrained data values, thereby serving as an active design assistant. This paper suggests this new conceptual framework as a means of improving engineering data representation, generation, use, and management
keywords	management, optimization, synthesis, database, expert systems, civil engineering
series	CADline
last changed	2003/06/02 10:24

_id	ijac20108408
id	ijac20108408
authors	Brown, Andre; Nicholas Webb
year	2010
title	Examination of the Designs by Auguste Perret Using Digitally-Enabled Forensic Techniques
source	International Journal of Architectural Computing vol. 8 - no. 4, p. 537
summary	This paper discusses how digitally-enabled techniques can be used to augment our understanding of a designer's work, particularly in relation to unbuilt or lost projects. In the first half of the twentieth century Auguste Perret gained international recognition for his buildings and we employ two of his unbuilt museums as the basis for illustration of the technique. Current knowledge of his unbuilt projects is based on surviving literature and incomplete illustrations. We show that the use of digitally-enabled techniques facilitates a fuller examination of the original material. Interpretation of material requires parallel studies into the architect, their influences and the context they operated within in order to extrapolate and fill gaps in an informed way. The construction of various digital representations enables a forensic analysis of the projects; consequently we can produce a richer set of information that can, in turn, enhance our analysis and understanding of an architect and their work, in this case, Perret.
series	journal
last changed	2019/05/24 09:55

_id	6ed3
authors	Rasdorf, William J. and Storaasli, Olaf O.
year	1985
title	The Role of Computing in Engineering Education
source	Toward Expert Systems, Computers and Structures. Pergamon Press, July, 1985. vol. 20: pp. 11-15. Also published in: Advances and Trends in Structures and Dynamics edited by A. K. Noor and R. J. Hayduk
summary	Pergamon Press, 1985. --- Also Published in : Proceedings of the Symposium on Advances and Trends in Structures and Dynamics, Pergamon Press, George Washington University and the National Aeronautics and Space Administration, Washington, D.C. pp. 11-15, Oct.1984. The rapid advances occurring in interactive micro-computing and computer science have provided the engineer with a powerful means of processing, storing, retrieving, and displaying data. The effective use of computer technology in engineering processes and applications is recognized by many as the key to increased individual, company, and national productivity. The implications of this observation for the academic community are clear: we must prepare our students to use computer methods and applications as part of their fundamental education. The proper tradeoff between engineering fundamentals and computer science principles and practices is changing with many of the concepts of engineering now being packaged in algorithms or on computer chips. The components of an education should include operating system fundamentals, data structures, program control and organization, algorithms, and computer architectures. It is critically important for engineering students to receive an education that teaches them these fundamentals. This paper suggests that to convey the essentials of computer science to future engineers requires, in part, the addition of computer courses to the engineering curriculum. It also requires a strengthening of the computing content of many other courses so that students come to treat the computer as a fundamental component of their work. This is a major undertaking, but new engineers graduating with advanced computing knowledge will provide potentially significant future innovations in the engineering profession
keywords	CAE, education, civil engineering
series	CADline
last changed	2003/06/02 13:58

_id	a18d
authors	Rasdorf, William J. and Storaasli, Olaf O.
year	1987
title	Educational Fundamentals of Computer-Aided Engineering
source	International Journal of Applied Engineering Education. Oxford: Pergamon Press, 1987. vol. 3: pp. 247-254
summary	The role of computer science is increasing in nearly every engineering discipline. One of the dilemmas in engineering education today is how future engineers can best assimilate the advanced, yet fundamental, knowledge of computer science appropriate for their professional engineering career. This paper suggests that the role of the academic community must be to prepare engineering students to use computer methods and applications as a part of their fundamental engineering education. It is the responsibility of colleges and universities to incorporate contemporary computing fundamentals into their academic curriculum to improve the professional qualifications of their engineering graduates. This paper discusses current educational practices and their shortcomings as well as new options to reinforce and enhance the role of computing in engineering. The key ingredients, operating system fundamentals, data structures, program control and organization, algorithms, and computer architectures (relative to concurrent processing) are discussed. The paper suggests that to convey the essentials of computer science to future engineers requires in part, the addition of computer courses to the engineering curriculum. It also requires a strengthening of the computational content of many others so that the student comes to treat the computer as a fundamental component of his work. Indeed this is a major undertaking but the benefits of advanced computer knowledge by new engineering graduates promises to provide significant future innovations in the engineering profession. The proper tradeoff between engineering fundamentals and computer science is changing with many of the concepts of engineering now being packaged in algorithms or on computer chips. The impact of advances in computer technology on engineering education are therefore discussed. Several of the benefits of enhanced computational expertise by engineers are enumerated and case studies of recent NASA initiatives whose success required that engineers possess an in-depth knowledge of computer science are presented
keywords	CAE, civil engineering, education
series	CADline
last changed	2003/06/02 10:24

_id	35a7
authors	Brown, André G.P.
year	2001
title	Architectural critique through digital scenariobuilding. Augmenting Architectural Criticism and Narrative
source	Proceedings of the Ninth International Conference on Computer Aided Architectural Design Futures [ISBN 0-7923-7023-6] Eindhoven, 8-11 July 2001, pp. 697-709
summary	As an idea scenario-building has parallels the use of creative faking in related disciplines, most particularly, in contemporary art. The techniques involved in scenario-building and faking offer us enhanced ways of undertaking creative thinking and critical review of architecture and architectural projects. Critical review and theoretical analysis of architecture can be undertaken via a range of methods that Attoe (1978) classifies as Normative, Interpretive and Descriptive. Digital representation now offers us new ways of augmenting these critical styles in ways that have yet to be fully exploited, and possible means of exploitation are illustrated in this paper. In short the work described here shows how digital techniques can be used to enrich architectural investigation, critical reporting and debate.
keywords	Digital Recreation, Scenario-Building, Narrative, Fake, Architectural Critique
series	CAAD Futures
email
last changed	2006/11/07 07:22

_id	55f6
authors	Brown, André
year	2000
title	Alternative Histories: the creative application of VR in developing an architectural critique -
source	SIGraDi’2000 - Construindo (n)o espacio digital (constructing the digital Space) [4th SIGRADI Conference Proceedings / ISBN 85-88027-02-X] Rio de Janeiro (Brazil) 25-28 september 2000, pp. 265-267
summary	The idea of the creative fake (not forgery) in architecture parallels the ideas of creative faking in other disciplines such as art and design. The idea developed here is to use the vehicle of the virtual world as a device for creative thinking through mature ‚what-if?’ scenarios. This paper explores the potential for virtual architectural environments to be developed in such a way that they can be used in the critical appraisal and understanding of architecture.
series	SIGRADI
email
last changed	2016/03/10 09:47

_id	2006_146
id	2006_146
authors	Brown, André; Michael Knight; Yu-Horng Chen and Ghousia Saeed
year	2006
title	City information delivered to Mobile Digital devices - Reflection on contemporary potentials and problems
doi	https://doi.org/10.52842/conf.ecaade.2006.146
source	Communicating Space(s) [24th eCAADe Conference Proceedings / ISBN 0-9541183-5-9] Volos (Greece) 6-9 September 2006, pp. 146-150
summary	The work described here builds on work reported previously on wireless access to digital city models. This paper presents a set of elements that contribute to such models. We look in particular at the issues of ground plane modeling, user location, user-device interface and information layering
keywords	city modeling; wireless; interface
series	eCAADe
email
last changed	2022/06/07 07:54

_id	c05e
authors	Brown, Andy and Nahab, May
year	1996
title	Human Interpretation of Computer Generated Architectural Images
source	Approaches to Computer Aided Architectural Composition [ISBN 83-905377-1-0] 1996, pp. 61-70
summary	The hardware and software used by architects to produce drawings and rendered images (static and dynamic) has advanced over the past decade to the point where it is now routine for architects to add rendered (and otherwise manipulated) images to the more routine 2D drawing as a product to convey the building to others. Although the 2D drawing (as plan section, elevation or detail) remains the fundamental and most prevalent kind of image being produced by architects, we regard it as timely to take stock of the effect of how we interpret the computer generated images that are being produced. We want to address the question of how humans, with a wide range of backgrounds and predispositions interpret such images. This paper takes previous studies which consider image interpretation and image generation by computer and begins to apply the techniques and jcndings to contemporary CAD image making.
keywords
series	other
email
last changed	1999/04/08 17:16

_id	6d0b
authors	Brown, Bruce Eric
year	1979
title	Computer Graphics for Large Scale Two- and Three-Dimensional Analysis of Complex Geometries
source	SIGGRAPH '79 Conference Proceedings. August, 1979. vol. 13 ; no. 2: pp. 33-40 : ill. includes bibliography
summary	A comprehensive set of programs have been developed for analysis of complex two- and three- dimensional geometries. State of the art finite element and hydrodynamic codes are being used for the analytical portion of the work. Several additional codes depending heavily on graphics have been developed to assist the analytical effort. These are basically used for the pre- and post-processing of the data. Prior to running any analysis, the geometry of the body of interest must be represented in the form of small 'finite elements.' After the analysis is run, the data must be post-processed. Both spatial and temporal data exist in the database. It is the database between the analysis codes and the post- processors which allows a wide variety of analysis codes to use the same post-processors. The temporal plotting codes produce time histories for specified quantities (i.e. temperature, pressure, velocity, stress, etc.) at various locations within the body. They may also produce cross-plots of these variables (i.e. stress vs. strain at a particular position). One of the two codes used for plotting of the spatial data is for two-dimensional geometries and the other for three-dimensional models. For three dimensions, the Watkins' hidden surface / line processor is utilized for plots. The spatial plotters display contour lines on vector output devices and color fringes (or gray values) on raster output devices. They both may also display deformed geometries. Further the three-dimensional code has extensive animation capabilities for movie productions
keywords	computer graphics, finite elements, modeling, engineering, database, animation, mechanical engineering
series	CADline
last changed	1999/02/12 15:07

_id	8844
authors	Rasdorf, William J.
year	1984
title	Relational Database Modeling of Building Design Data
source	Computing in Civil Engineering Conference Proceedings (3rd : 1984 : San Diego). American Society Of Civil Engineers, pp. 364-371. CADLINE has abstract only
summary	This paper discusses the use of a relational database for representing the data gathered and derived during the building design process. In doing so, it considers the complexity of the relationships among a structure's topology, geometry, and attributes, and the critical requirements they impose on the development of a building design database. In the broad arena of computer-aided design, relational database management systems are establishing themselves as useful engineering tools. This is occurring at a time when engineers and architects are moving toward centralized and integrated databases of design information. In such a database, information is directly and readily available to all members of the design team, allowing them to work concurrently on an accurate representation of a wide variety of engineering design data. This paper presents the use of a relational database to model building design data and shows that the relationships among topology, geometry, and attributes can be successfully modeled relationally. The feasibility of interaction between engineering applications programs and the database is also indicated. Although the paper concentrates on structural design data for buildings, the relational model can also be used to represent the data of other engineering design disciplines as well as the data for other structures, assemblies, systems, and processes
keywords	relational database, civil engineering, CAD
series	CADline
last changed	2003/06/02 13:58

_id	ee8f
authors	Rasdorf, William J.
year	1987
title	Extending Database Management Systems for Engineering Applications
source	Computers in Mechanical Engineering (CIME). American Society of Mechanical Engineers, March, 1987. vol. 5: pp. 62-69
summary	During the design of a manufactured component, large amounts of information pertaining to all aspects of the design must be stored, accessed, and operated upon. A database management system (DBMS), composed of a central repository of data and the associated software for controlling accesses to it and operations on it, provides one way to uniformly store, manage, and use this information. This paper presents a framework for an extension to relational database management systems that combines a set of engineering constraints with a database of engineering data items. The representation requires a database that is able to store all of the data normally associated with engineering design as well as the constraints imposed upon the engineering design process. A powerful and flexible constraint processing system is needed to adequately ensure that engineering data conforms to the limitations imposed upon it by the design process. Such a system must be capable of allowing constraints to be invoked at a variety of times, and provide numerous options for the user when violations are detected. This paper introduces a concept called structured constraints that integrates state- of-the-art advances in DBMSs and current research in engineering constraint processing to further enhance CAD system capabilities. It discusses the extensions to relational database theory that are needed to achieve such a constraint handling capability for mechanical engineering applications. The goal sought is a managed repository of data supporting interfaces to a wide variety of application programs and supporting processing capabilities for maintaining data integrity by incorporating engineering constraints. The Structured Constraint model is a general method for classifying semantic integrity constraints. It is based on the structure of the relational model and is therefore independent of any particular query language. In addition, it is a formalism that possesses conceptual clarity and generality which make it useful for representing and communicating arbitrary constraints. The key contribution of this formalism is its basis for a completely definable implementation of an engineering integrity system
keywords	civil engineering, relational database, constraints management, management, DBMS
series	CADline
last changed	2003/06/02 10:24

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