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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Hits 1 to 20 of 600

_id e3c6
authors Gatermann, Harald and Czerner, Juergen
year 2001
title MESA: MODULAR EDUCATING SYSTEM FOR ARCHITECTURE
source SIGraDi biobio2001 - [Proceedings of the 5th Iberoamerican Congress of Digital Graphics / ISBN 956-7813-12-4] Concepcion (Chile) 21-23 november 2001, pp. 221-223
summary Similar structures in world-wide architectural education enable a huge global database of teaching elements, filled with copyright-free multimedia-data (digital photographs and videos, 3D-cad-details, . . . ), used by teachers and students worldwide and at any time. This idea is not revolutionary, but the idea must be realised - so this congress will be a catalyst for distributing the idea and to encourage schools and teachers worldwide to feed the database, to use and to improve it!
series SIGRADI
email
last changed 2016/03/10 09:52

_id 63a6
authors Medjdoub, B. Richens, P. and Barnard, N.
year 2001
title Building Services Standard Solutions. Variational Generation of Plant Room Layouts
source Proceedings of the Ninth International Conference on Computer Aided Architectural Design Futures [ISBN 0-7923-7023-6] Eindhoven, 8-11 July 2001, pp. 479-493
summary Object-based CAD programming is used to take advantage of standardisation to handle the schematic design, sizing, layout and (potentially) pipe-routing for LPHW (Low Pressure Hot Water) plant rooms in buildings. From a simple specification of the plant room geometry, and the heating load in kw, our software proceeds through a number of steps. First the standard number and size of modular boilers, pumps etc. is determined from the heat load. Then a compatible optimising 3D variational solution is generated, using Constraint Logic Programming. Our approach is highly interactive. Modifying the topology of the solution is done directly through the graphic interface, e.g. modifying a boiler position is done by dragging; the system automatically updates the 3D model including the pipe-routing while maintaining all the constraints, and hence the validity of the design.
keywords Constraints, Layout Configuration, Topological Solutions, Optimisation, Interactivity, Plant Room, Pipe Routing, 3D Solution
series CAAD Futures
email
last changed 2006/11/07 07:22

_id ga0130
id ga0130
authors Salgado, Tomás García
year 2001
title Anamorphic Perspective & Illusory Architecture
source International Conference on Generative Art
summary Anamorphic perspective can be sometimes quite paradoxical. This is the case with the famous false vault by Andrea Pozzo at Saint Ignatius in Rome. Pozzo himself did not consider this painting as an anamorphic projection, but it is indeed. Pozzo deduced the correct perspective drawing for the large canvas (intelaiautura), but what the observer sees is quite different. This article is divided into three parts that can be read separately depending upon the reader’s inúterest. The first part gives us an historical review through some treatises related to the subject and some famous masterpieces. The second part deals with the principles that govern anamorphic perspective, considering the basic cases of projection. One of these cases is preúsented in detail in this part. Finally, the third part is devoted to the analysis of the vaults of Sant’Ignazio and Collegio Romano by means of the author’s method, termed Modular Perúspective. For a better understanding of the origin of Saint Ignatius’s vault, we include a brief historical background in order to grasp the idea that Pozzo’s painting is fundamentally an architectural solution instead of a purely pictorial exercise.
series other
email
more http://www.generativeart.com/
last changed 2003/08/07 17:25

_id 6430
authors Jabi, Wassim (Ed.)
year 2001
title ACADIA 2001 [Conference Proceedings]
source Proceedings of the Twenty First Annual Conference of the Association for Computer-Aided Design in Architecture / ISBN 1-880250-10-1/ Buffalo (New York) 11-14 October 2001, 415 p.
doi https://doi.org/10.52842/conf.acadia.2001
summary The theme, which preceded my knowledge of ACADIA’s true age, resulted from a realization regarding the development and current state of CAD in Research, Education, and Practice. While I only got involved with ACADIA in the last half of its current life to date, I had the honor of studying with some of the early pioneers of CAD: 1) Harold Borkin, a founding member of ACADIA, 2) Jim Turner, a longtime ACADIAn, and a past ACADIA Conference organizer (actually the very first conference I attended), and 3) Ted Hall, another longtime ACADIAn. What I have learned from conversations with them and later witnessed for myself is a fundamental shift of focus in CAD from building tools to using tools. That is, while early CAD students, including myself, used to learn how to create software and tools to solve a particular problem, the current focus in the majority of schools that include a CAD component in their curriculum is on teaching the use of commercial software and/or the use of digital media in the design studio. One need only take a look at old list of courses that used to be offered in the CAD area and compare it with a new list to see this shift. Yet, one form of tool building that is continuing in a significant number of schools is the creation of scripts or small software modules (usually built using a visual editor) to create interactive systems for delivery over the web or on CD-ROM. Examples include the use of Macromedia Director or Flash for creating interactive digital titles. While this current state of affairs has increased the receptivity to digital tools and media, it does obscure an important fact. For knowledge to advance in this area, we need researchers who can not only use tools, but also invent new ones to solve new problems that are not addressed by the existing crop of commercial software. The more time we spend not educating our students in the art and science of building digital tools, the harder it will be to: 1) find teachers in the future with those skills, 2) advance and influence the development of the state-of-the-art in CAD, and 3) erase the use of CAD as a euphemism for slick computer-generated imagery. While not common, the tradition of tool building is still going on most notably in architecture schools with strong financial resources and those that offer doctoral level education. Commercial, governmental and business/education entities are also continuing the research tradition of tool building. ACADIA, as a reflection of the field it focuses on, has widened its scope to solicit papers that deal with CAD education and the use of CAD in practice. Thus, you will read in this book papers that focus on all three aspects: research, education, and practice and in some cases the intersection of two or more of those areas. Thankfully, ACADIA, while concerned with CAD in education has maintained its receptivity to basic research papers as well as a willingness to publish innovative papers in the area of practice. As chair of the technical committee, I made sure that the call for papers and the final selection reflects this desire. We should continue to emphasize the need for presenting this diversity of work in our annual conferences and I am optimistic that the ACADIA community is in support of this notion.
series ACADIA
email
more www.acadia.org
last changed 2022/06/07 07:49

_id 7897
authors Achten, Henri and De Vries, Bauke
year 2001
title Multiple Sketch Users in DDDoolz
source Stellingwerff, Martijn and Verbeke, Johan (Eds.), ACCOLADE - Architecture, Collaboration, Design. Delft University Press (DUP Science) / ISBN 90-407-2216-1 / The Netherlands, pp. 153-162 [Book ordering info: m.c.stellingwerff@bk.tudelft.nl]
summary This paper presents DDDoolz, a desktop-VR three-dimensional voxel sketchtool. DDDoolz is developed in the Design Systems Group to explore the use of Virtual Reality technology in the early design stage. The aim is to offer a sketch-like environment in VR with an unobtrusive interface. The paper presents DDDoolz, how it is used in education and with partners in architectural practice, and some future developments. As an extension to current functionality, the possibility of multiple users at the same time will be developed in the system for the {ACCOLADE} workshop.
series other
email
last changed 2001/09/14 21:30

_id af65
authors Akleman, E., Chen, J. and Sirinivasan, V.
year 2001
title An Interactive Shape Modeling System for Robust Design of Functional 3D Shapes
source Reinventing the Discourse - How Digital Tools Help Bridge and Transform Research, Education and Practice in Architecture [Proceedings of the Twenty First Annual Conference of the Association for Computer-Aided Design in Architecture / ISBN 1-880250-10-1] Buffalo (New York) 11-14 October 2001, pp. 248-257
doi https://doi.org/10.52842/conf.acadia.2001.248
summary In Architecture, it is essential to design functional and topologically complicated 3D shapes (i.e. shapes with many holes, columns and handles). In this paper, we present a robust and interactive system for the design of functional and topologically complicated 3D shapes. Users of our system can easily change topology (i.e. they can create and delete holes and handles, connect and disconnect surfaces). Our system also provide smoothing operations (subdivision schemes) to create smooth surfaces. Moreover, the system provides automatic texture mapping during topology and smoothing operations. We also present new design approaches with the new modeling system. The new design approaches include blending surfaces, construction of crusts and opening holes on these crusts.
keywords Modeling, Shape Design, Sculpting, Computer Aided Geometric Design
series ACADIA
email
last changed 2022/06/07 07:54

_id avocaad_2001_05
id avocaad_2001_05
authors Alexander Koutamanis
year 2001
title Analysis and the descriptive approach
source AVOCAAD - ADDED VALUE OF COMPUTER AIDED ARCHITECTURAL DESIGN, Nys Koenraad, Provoost Tom, Verbeke Johan, Verleye Johan (Eds.), (2001) Hogeschool voor Wetenschap en Kunst - Departement Architectuur Sint-Lucas, Campus Brussel, ISBN 80-76101-05-1
summary The rise of consciousness concerning the quality of working and living conditions has been a permanent though frequently underplayed theme in architecture and building since the reconstruction period. It has led to an explosive growth of programmatic requirements on building behaviour and performance, thus also stimulating the development of design analysis. The first stage of development was characterized by the evolution of prescriptive systems. These reversed the structure of pre-existing proscriptive systems into sequences of known steps that should be taken in order to achieve adequate results. Prescriptive systems complemented rather than replaced proscriptive ones, thereby creating an uncertain mixture of orthodoxy and orthopraxy that failed to provide design guidance for improving design performance and quality.The second stage in the development of design analysis focuses on descriptive methods and techniques for analyzing and supporting evaluation. Technologies such as simulation and scientific visualization are employed so as to produce detailed, accurate and reliable projections of building behaviour and performance. These projections can be correlated into a comprehensive and coherent description of a building using representations of form as information carriers. In these representations feedback and interaction assume a visual character that fits both design attitudes and lay perception of the built environment, but on the basis of a quantitative background that justifies, verifies and refines design actions. Descriptive analysis is currently the most promising direction for confronting and resolving design complexity. It provides the designer with useful insights into the causes and effects of various design problems but frequently comes short of providing clear design guidance for two main reasons: (1) it adds substantial amounts of information to the already unmanageable loads the designer must handle, and (2) it may provide incoherent cues for the further development of a design. Consequently the descriptive approach to analysis is always in danger of been supplanted by abstract decision making.One way of providing the desired design guidance is to complement the connection of descriptive analyses to representations of form (and from there to synthesis) with two interface components. The first is a memory component, implemented as case-bases of precedent designs. These designs encapsulate integrated design information that can be matched to the design in hand in terms of form, function and performance. Comparison between precedents with a known performance and a new design facilitate identification of design aspects that need be improved, as well as of wider formal and functional consequences. The second component is an adaptive generative system capable of guiding exploration of these aspects, both in the precedents and the new design. The aim of this system is to provide feedback from analysis to synthesis. By exploring the scope of the analysis and the applicability of the conclusions to more designs, the designer generates a coherent and consistent collection of partial solutions that explore a relevant solution space. Development of the first component, the design case-bases, is no trivial task. Transformability in the representation of cases and flexible classification in a database are critical to the identification and treatment of a design aspect. Nevertheless, the state of the art in case-based reasoning and the extensive corpus of analysed designs provide the essential building blocks. The second component, the adaptive generative system, poses more questions. Existing generative techniques do not possess the necessary richness or multidimensionality. Moreover, it is imperative that the designer plays a more active role in the control of the process than merely tweaking local variables. At the same time, the system should prevent that redesigning degenerates into a blind trial-and-error enumeration of possibilities. Guided empirical design research arguably provides the means for the evolutionary development of the second component.
series AVOCAAD
email
last changed 2005/09/09 10:48

_id 1f37
authors Alpha, Lee W.K. and Iki, Kazuhisa
year 2001
title Moving Architecture and Transiting Landscape. Interactive Rendering System for Animated Assessment
source Proceedings of the Ninth International Conference on Computer Aided Architectural Design Futures [ISBN 0-7923-7023-6] Eindhoven, 8-11 July 2001, pp. 739-752
summary In this paper, an Interactive Rendering System for Animated Assessment (IRSA2) is proposed. Using IRSA2, different to the usual process that the respondents are allowed only to select alternatives designed by planners, they are allowed to participate in the design process and create alternatives as proposals in a web-based collaborative environment. This gives roads to an autonomous process in landscape planning and design. The system efficiency was verified by a case study of its use in a wind farm project in Japan.
keywords Collaborative Design, Utilization Of Internet, Overall Design Strategy,
series CAAD Futures
email
last changed 2006/11/07 07:22

_id 9d10
authors Anders, Peter and Livingstone, Daniel
year 2001
title STARS: Shared Transatlantic Augmented Reality System
source Reinventing the Discourse - How Digital Tools Help Bridge and Transform Research, Education and Practice in Architecture [Proceedings of the Twenty First Annual Conference of the Association for Computer-Aided Design in Architecture / ISBN 1-880250-10-1] Buffalo (New York) 11-14 October 2001, pp. 350-355
doi https://doi.org/10.52842/conf.acadia.2001.350
summary Since October 2000 the authors have operated a laboratory, the Shared Transatlantic Augmented Reality System (STARS), for exploring telepresence in the domestic environment. The authors, an artist and an architect, are conducting a series of experiments to test their hypotheses concerning mixed reality and supportive environments. This paper describes these hypotheses, the purpose and construction of the lab, and preliminary results from the ongoing collaboration.
keywords Mixed Reality, Cybrid, Art, Cyberspace, CAiiA-STAR
series ACADIA
email
last changed 2022/06/07 07:54

_id ddss2004_ra-177
id ddss2004_ra-177
authors Ballas, D., R. Kingston, and J. Stillwell
year 2004
title Using a Spatial Microsimulation Decision Support System for Policy Scenario Analysis
source Van Leeuwen, J.P. and H.J.P. Timmermans (eds.) Recent Advances in Design & Decision Support Systems in Architecture and Urban Planning, Dordrecht: Kluwer Academic Publishers, ISBN: 1-4020-2408-8, p. 177-191
summary This paper discusses the potential of a spatial microsimulation-based decision support system for policy analysis. The system can be used to describe current conditions and issues in neighbourhoods, predict future trends in the composition and health of neighbourhoods and conduct modelling and predictive analysis to measure the likely impact of policy interventions at the local level. A large dynamic spatial micro-simulation model is being constructed for the population of Leeds (approximately 715,000 individuals) based on spatial microsimulation techniques in conjunction with a range of data, including 2001 Census data for Output Areas and sample data from the British Household Panel Survey. The project has three main aims as follows: (i) to develop a static microsimulation model to describe current conditions in Leeds; (ii) to enable the performance of ‘What if?’ analysis on a range of policy scenarios; and (iii) to develop a dynamic microsimulation model to predict future conditions in Leeds under different policy scenarios. The paper reports progress in meeting the above aims and outlines the associated difficulties and data issues. One of the significant advantages of the spatial microsimulation approach adopted by this project is that it enables the user to query any combination of variables that is deemed desirable for policy analysis. The paper will illustrate the software tool being developed in the context of this project that is capable of carrying out queries of this type and of mapping their results. The decision support tool is being developed to support policy-makers concerned with urban regeneration and neighbourhood renewal.
keywords Spatial Microsimulation, Spatial Decision Support Systems, Geotools
series DDSS
last changed 2004/07/03 22:13

_id 1b10
id 1b10
authors Bay, Joo-Hwa
year 2001
title Cognitive Biases - The case of tropical architecture
source Delft University of Technology
summary This dissertation investigates, i) How cognitive biases (or illusions) may lead to errors in design thinking, ii) Why architects use architectural precedents as heuristics despite such possible errors, and iii) Develops a design tool that can overcome this type of errors through the introduction of a rebuttal mechanism. The mechanism controls biases and improves accuracy in architectural thinking. // The research method applied is interdisciplinary. It employs knowledge from cognitive science, environmental engineering, and architectural theory. The case study approach is also used. The investigation is made in the case of tropical architecture. The investigation of architectural biases draws from work by A. Tversky and D. Kahneman in 1982 on “Heuristics and biases”. According to Tversky and Kahneman, the use of heuristics of representativeness (based on similarity) and availability (based on ease of recall and imaginability) for judgement of probability can result in cognitive biases of illusions of validity and biases due to imaginability respectively. This theory can be used analogically to understand how errors arise in the judgement of environmental behaviour anticipated from various spatial configurations, leading to designs with dysfunctional performances when built. Incomplete information, limited time, and human mental resources make design thinking in practice difficult and impossible to solve. It is not possible to analyse all possible alternative solutions, multiple contingencies, and multiple conflicting demands, as doing so will lead to combinatorial explosion. One of the ways to cope with the difficult design problem is to use precedents as heuristic devices, as shortcuts in design thinking, and at the risk of errors. This is done with analogical, pre-parametric, and qualitative means of thinking, without quantitative calculations. Heuristics can be efficient and reasonably effective, but may not always be good enough or even correct, because they can have associated cognitive biases that lead to errors. Several debiasing strategies are discussed, and one possibility is to introduce a rebuttal mechanism to refocus the designer’s thinking on the negative and opposite outcomes in his judgements, in order to debias these illusions. The research is carried out within the framework of design theory developed by the Design Knowledge System Research Centre, TUDelft. This strategy is tested with an experiment. The results show that the introduction of a rebuttal mechanism can debias and improve design judgements substantially in environmental control. The tool developed has possible applications in design practice and education, and in particular, in the designing of sustainable environments.
keywords Design bias; Design knowledge; Design rebuttal; Design Precedent; Pre-parametric design; Tropical architecture; Sustainability
series thesis:PhD
type normal paper
email
last changed 2006/05/28 07:42

_id cf2011_p127
id cf2011_p127
authors Benros, Deborah; Granadeiro Vasco, Duarte Jose, Knight Terry
year 2011
title Integrated Design and Building System for the Provision of Customized Housing: the Case of Post-Earthquake Haiti
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. 247-264.
summary The paper proposes integrated design and building systems for the provision of sustainable customized housing. It advances previous work by applying a methodology to generate these systems from vernacular precedents. The methodology is based on the use of shape grammars to derive and encode a contemporary system from the precedents. The combined set of rules can be applied to generate housing solutions tailored to specific user and site contexts. The provision of housing to shelter the population affected by the 2010 Haiti earthquake illustrates the application of the methodology. A computer implementation is currently under development in C# using the BIM platform provided by Revit. The world experiences a sharp increase in population and a strong urbanization process. These phenomena call for the development of effective means to solve the resulting housing deficit. The response of the informal sector to the problem, which relies mainly on handcrafted processes, has resulted in an increase of urban slums in many of the big cities, which lack sanitary and spatial conditions. The formal sector has produced monotonous environments based on the idea of mass production that one size fits all, which fails to meet individual and cultural needs. We propose an alternative approach in which mass customization is used to produce planed environments that possess qualities found in historical settlements. Mass customization, a new paradigm emerging due to the technological developments of the last decades, combines the economy of scale of mass production and the aesthetics and functional qualities of customization. Mass customization of housing is defined as the provision of houses that respond to the context in which they are built. The conceptual model for the mass customization of housing used departs from the idea of a housing type, which is the combined result of three systems (Habraken, 1988) -- spatial, building system, and stylistic -- and it includes a design system, a production system, and a computer system (Duarte, 2001). In previous work, this conceptual model was tested by developing a computer system for existing design and building systems (Benr__s and Duarte, 2009). The current work advances it by developing new and original design, building, and computer systems for a particular context. The urgent need to build fast in the aftermath of catastrophes quite often overrides any cultural concerns. As a result, the shelters provided in such circumstances are indistinct and impersonal. However, taking individual and cultural aspects into account might lead to a better identification of the population with their new environment, thereby minimizing the rupture caused in their lives. As the methodology to develop new housing systems is based on the idea of architectural precedents, choosing existing vernacular housing as a precedent permits the incorporation of cultural aspects and facilitates an identification of people with the new housing. In the Haiti case study, we chose as a precedent a housetype called “gingerbread houses”, which includes a wide range of houses from wealthy to very humble ones. Although the proposed design system was inspired by these houses, it was decided to adopt a contemporary take. The methodology to devise the new type was based on two ideas: precedents and transformations in design. In architecture, the use of precedents provides designers with typical solutions for particular problems and it constitutes a departing point for a new design. In our case, the precedent is an existing housetype. It has been shown (Duarte, 2001) that a particular housetype can be encoded by a shape grammar (Stiny, 1980) forming a design system. Studies in shape grammars have shown that the evolution of one style into another can be described as the transformation of one shape grammar into another (Knight, 1994). The used methodology departs takes off from these ideas and it comprises the following steps (Duarte, 2008): (1) Selection of precedents, (2) Derivation of an archetype; (3) Listing of rules; (4) Derivation of designs; (5) Cataloguing of solutions; (6) Derivation of tailored solution.
keywords Mass customization, Housing, Building system, Sustainable construction, Life cycle energy consumption, Shape grammar
series CAAD Futures
email
last changed 2012/02/11 19:21

_id avocaad_2001_10
id avocaad_2001_10
authors Bige Tunçer, Rudi Stouffs, Sevil Sariyildiz
year 2001
title Facilitating the complexity of architectural analyses
source AVOCAAD - ADDED VALUE OF COMPUTER AIDED ARCHITECTURAL DESIGN, Nys Koenraad, Provoost Tom, Verbeke Johan, Verleye Johan (Eds.), (2001) Hogeschool voor Wetenschap en Kunst - Departement Architectuur Sint-Lucas, Campus Brussel, ISBN 80-76101-05-1
summary It is common practice for architecture students to collect documents on prominent buildings relevant to their design task in the early stage of design. While practitioners can rely on a body of design experience of their own, during the process of a new design, students can only draw from the examples of success and failure from other architects. In the past, such precedent based learning was implicit in the master-apprentice relationship common in the educational system. Nowadays academics commonly no longer have the possibility to maintain an extensive design practice, and instead introduce important outside precedents to the students. Thus, the study of important historical precedents or designs plays an important role in design instruction and in the students’ design processes. While there is no doubt that the most effective outcome of such a study would be achieved when the student does entire the study herself, students also benefit from a collaboration with peers, where they form groups to do an analysis of various aspects of a same building or over a group of buildings. By integrating the respective results into a common, extensible, library, students can draw upon other results for comparisons and relationships between different aspects or buildings. The complexity this introduces is best supported in a computer medium.The Web offers many examples of architectural analyses on a wide variety of subjects. Commonly, these analyses consist of a collection of documents, categorized and hyperlinked to support navigation through the information space. More sophisticated examples rely on a database for storage and management of the data, and offer a more complex categorization of the information entities and their relationships. These studies present effective ways of accessing and browsing information, however, it is precluded within these analyses to distinguish and relate different components within the project documents. If enabled, instead, this would offer a richer information structure presenting new ways of accessing, viewing, and interpreting this information. Hereto, documents can be decomposed by content. This implies both expanding the document structure, replacing document entities by detailed substructures, and augmenting the structure’s relatedness with content information. The relationships between the resulting components make the documents inherently related by content.We propose a methodology to integrate project documents into a single model, and present an application for the presentation of architectural analyses in an educational setting. This approach provides the students with a simple interface and mechanisms for the presentation of an analysis of design precedents, and possibly their own designs. Since all the information is integrated within a single environment, students will benefit from each others’ studies, and can draw new conclusions across analyses and presentations from their peers.
series AVOCAAD
email
last changed 2005/09/09 10:48

_id db26
authors Cao, J., Chan, J.Y.K., Li, Heng, Mahdjoubi, Lamine and Love, Peter E.D.
year 2001
title REALMEDIA: providing multimedia-based real-estate services through the Internet
source Automation in Construction 10 (2) (2001) pp. 275-289
summary This paper presents the design and implementation of a software system, known as REALMEDIA, which provides Web-based, multimedia real-estate services on the Internet. REALMEDIA is innovative in that it is designed to provide both on-line services to clients and a tool for maintaining the system to real-estate agent. The software consists of a web-based interface, a client side editor and an application server. The web interface is used by both the customer and the real-estate agent to request particular services. When used by a customer, it allows the potential buyer to select and view desired properties, and to make an appointment with agents. Multimedia information, which integrates text, graphics and video clips, are presented to the customer. When used by the agent, the web interface allows the agent to dynamically update the contents of the web page and to manipulate property details through the Client Side Editor. The application server acts as a bridge between the Web Interface and the Client Side Editor. The computational architecture and major components of REALMEDIA as well as its implementation using JAVA, TCP/IP and FTP will be described.
series journal paper
more http://www.elsevier.com/locate/autcon
last changed 2003/05/15 21:22

_id 80f7
authors Carrara, G., Fioravanti, A. and Novembri, G.
year 2001
title Knowledge-based System to Support Architectural Design - Intelligent objects, project net-constraints, collaborative work
source Architectural Information Management [19th eCAADe Conference Proceedings / ISBN 0-9523687-8-1] Helsinki (Finland) 29-31 August 2001, pp. 80-85
doi https://doi.org/10.52842/conf.ecaade.2001.080
summary The architectural design business is marked by a progressive increase in operators all cooperating towards the realization of building structures and complex infrastructures (Jenckes, 1997). This type of design implies the simultaneous activity of specialists in different fields, often working a considerable distance apart, on increasingly distributed design studies. Collaborative Architectural Design comprises a vast field of studies that embraces also these sectors and problems. To mention but a few: communication among operators in the building and design sector; design process system logic architecture; conceptual structure of the building organism; building component representation; conflict identification and management; sharing of knowledge; and also, user interface; global evaluation of solutions adopted; IT definition of objects; inter-object communication (in the IT sense). The point of view of the research is that of the designers of the architectural artefact (Simon, 1996); its focus consists of the relations among the various design operators and among the latter and the information exchanged: the Building Objects. Its primary research goal is thus the conceptual structure of the building organism for the purpose of managing conflicts and developing possible methods of resolving them.
keywords Keywords. Collaborative Design, Architectural And Building Knowledge, Distributed Knowledge Bases, Information Management, Multidisciplinarity
series eCAADe
email
last changed 2022/06/07 07:55

_id avocaad_2001_02
id avocaad_2001_02
authors Cheng-Yuan Lin, Yu-Tung Liu
year 2001
title A digital Procedure of Building Construction: A practical project
source AVOCAAD - ADDED VALUE OF COMPUTER AIDED ARCHITECTURAL DESIGN, Nys Koenraad, Provoost Tom, Verbeke Johan, Verleye Johan (Eds.), (2001) Hogeschool voor Wetenschap en Kunst - Departement Architectuur Sint-Lucas, Campus Brussel, ISBN 80-76101-05-1
summary In earlier times in which computers have not yet been developed well, there has been some researches regarding representation using conventional media (Gombrich, 1960; Arnheim, 1970). For ancient architects, the design process was described abstractly by text (Hewitt, 1985; Cable, 1983); the process evolved from unselfconscious to conscious ways (Alexander, 1964). Till the appearance of 2D drawings, these drawings could only express abstract visual thinking and visually conceptualized vocabulary (Goldschmidt, 1999). Then with the massive use of physical models in the Renaissance, the form and space of architecture was given better precision (Millon, 1994). Researches continued their attempts to identify the nature of different design tools (Eastman and Fereshe, 1994). Simon (1981) figured out that human increasingly relies on other specialists, computational agents, and materials referred to augment their cognitive abilities. This discourse was verified by recent research on conception of design and the expression using digital technologies (McCullough, 1996; Perez-Gomez and Pelletier, 1997). While other design tools did not change as much as representation (Panofsky, 1991; Koch, 1997), the involvement of computers in conventional architecture design arouses a new design thinking of digital architecture (Liu, 1996; Krawczyk, 1997; Murray, 1997; Wertheim, 1999). The notion of the link between ideas and media is emphasized throughout various fields, such as architectural education (Radford, 2000), Internet, and restoration of historical architecture (Potier et al., 2000). Information technology is also an important tool for civil engineering projects (Choi and Ibbs, 1989). Compared with conventional design media, computers avoid some errors in the process (Zaera, 1997). However, most of the application of computers to construction is restricted to simulations in building process (Halpin, 1990). It is worth studying how to employ computer technology meaningfully to bring significant changes to concept stage during the process of building construction (Madazo, 2000; Dave, 2000) and communication (Haymaker, 2000).In architectural design, concept design was achieved through drawings and models (Mitchell, 1997), while the working drawings and even shop drawings were brewed and communicated through drawings only. However, the most effective method of shaping building elements is to build models by computer (Madrazo, 1999). With the trend of 3D visualization (Johnson and Clayton, 1998) and the difference of designing between the physical environment and virtual environment (Maher et al. 2000), we intend to study the possibilities of using digital models, in addition to drawings, as a critical media in the conceptual stage of building construction process in the near future (just as the critical role that physical models played in early design process in the Renaissance). This research is combined with two practical building projects, following the progress of construction by using digital models and animations to simulate the structural layouts of the projects. We also tried to solve the complicated and even conflicting problems in the detail and piping design process through an easily accessible and precise interface. An attempt was made to delineate the hierarchy of the elements in a single structural and constructional system, and the corresponding relations among the systems. Since building construction is often complicated and even conflicting, precision needed to complete the projects can not be based merely on 2D drawings with some imagination. The purpose of this paper is to describe all the related elements according to precision and correctness, to discuss every possibility of different thinking in design of electric-mechanical engineering, to receive feedback from the construction projects in the real world, and to compare the digital models with conventional drawings.Through the application of this research, the subtle relations between the conventional drawings and digital models can be used in the area of building construction. Moreover, a theoretical model and standard process is proposed by using conventional drawings, digital models and physical buildings. By introducing the intervention of digital media in design process of working drawings and shop drawings, there is an opportune chance to use the digital media as a prominent design tool. This study extends the use of digital model and animation from design process to construction process. However, the entire construction process involves various details and exceptions, which are not discussed in this paper. These limitations should be explored in future studies.
series AVOCAAD
email
last changed 2005/09/09 10:48

_id 7ff9
authors Choi, J.-W., Lee, H.-S., Hwang, J.-E. and Kim, M.-J.
year 2001
title The Wooden Construction data modeling of korean traditional architecture - Focused on the structure of Gongpo in Buseoksa MuRyangsujun
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. 265-274
doi https://doi.org/10.52842/conf.caadria.2001.265
summary Finding national identities from its traditional heritages might be an important research issue especially for Asian architects and researchers. Nevertheless, it is noticed that the structure of Korean traditional architecture has not been fully explored in a systematical or computational manner and its information is not shared efficiently. This study thus explores a computational way of structuring construction knowledge and building information of Korean traditional architecture.Ý To do this, we select a well-known old temple building, Buseoksa Muryangsujun, one of the oldest Buddhist temple in Korea, as a prototype. We first build an accurateÝ three-dimensional model of the building with an aid of a traditional building expert, categorize its building components, and then analyze their connectivity and the connectivity patterns and rules by especially focusing on the capital order system, called Gongpo. The result of the study shows several schema diagrams representing the wooden construction data model carefully designed for an intelligent building simulation and generative system that will be developed in the near future.Ý The paper also demonstrates a way of computationally describing some shape grammars that explain the components' connectivity.
series CAADRIA
email
last changed 2022/06/07 07:56

_id 3320
authors Cinelis, G., Kazakeviciute, G. and Januskevicius, E.
year 2001
title Modeling and energy analysis of buildings based on integrated CAD – models in tuition of CAAD
source Architectural Information Management [19th eCAADe Conference Proceedings / ISBN 0-9523687-8-1] Helsinki (Finland) 29-31 August 2001, pp. 138-143
doi https://doi.org/10.52842/conf.ecaade.2001.138
summary The first implementation of the system MEA for building spatial and structural modeling and energy analysis using integrated graphical digital models in tuition of architecture students is being described. Working at different design stages and with various types of models the aim was to deliver the understanding of CAD tools as intelligent rather than pure technical ones.
keywords 3D Modeling Of Buildings Integrated Digital Graphical Models, Energy Analysis, Variant Design
series eCAADe
last changed 2022/06/07 07:52

_id ga0123
id ga0123
authors Coates P., Appels, T. Simon, C. and Derix, C.
year 2001
title Current work at CECA
source International Conference on Generative Art
summary The centre for environment computing and architecture continues to experiment with new ways to form, and this paper presents three recent projects from the MSc programme. The three projects all share underlying assumptions about the use of generative algorithms to constructform, using fractal decomposition, lindenmayer systems and the marching cubes algorithm respectively to construct three dimensional "architectural" objects. The data needed to drive the morphology however ranges from formal proportional systems and Genetic L systems programming through swarming systems to perceptive self organising neural nets. In all cases, the projects pose the question what is architectural form. While after Stanford Anderson (Anderson 66) we know it is simplistic to say that it is an automatic outcome of a proper definition of the brief, it is also difficult to accept that the form of a building is an entirely abstract geometrical object existing without recourse to social or contextual justification. In anattempt to resolve these issues we have turned to the study of systems and general system theory as a way of understanding the mechanics of emergence and morphogenesis generally, and the
series other
email
more http://www.generativeart.com/
last changed 2003/08/07 17:25

_id e7a9
authors Cong, Wu and Hongran, Zhang
year 2001
title CAD system for chinese traditional architecture
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. 331-335
doi https://doi.org/10.52842/conf.caadria.2001.331
summary This paper discusses an undergoing project for an AutoCAD based CAD system for Chinese traditional architecture (CTA) called ARCHISTORY. It covers three main aspects of CTA research: field survey, structural and constructional research, and preservation and restoration design.
series CAADRIA
email
last changed 2022/06/07 07:56

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