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 299

_id ddssup9604
id ddssup9604
authors Boelen, A.J.
year 1996
title Impact-Analysis of Urban Design Realtime impact-analysis models for urban designers
source Timmermans, Harry (Ed.), Third Design and Decision Support Systems in Architecture and Urban Planning - Part two: Urban Planning Proceedings (Spa, Belgium), August 18-21, 1996
summary The past five years Prof Dr Jr T.M. de Jong, professor in environmental planning and sustainability at the Technical University of Delft, has developed a theoretical foundation for the analysis of urban design on the ecological, technical, economical, cultural and political impacts of morphologic interventions on different levels of scale. From september 1994 Jr AJ. Boelen (Urban Design Scientist and Knowledge Engineer) started a research project at the same university to further explore the possibilities of these theories and to develop impact evaluation models for urban design and development with the theoretical work of De Jong as a starting point. The paper discusses the development of a design and decision support system based on these theories. For the development of this system, techniques like object-orientation, genetic algorithms and knowledge engineering are used. The user interface, the relation between the real world, paper maps and virtual maps and the presentation of design-interventions and impacts caused by the interventions are important issues. The development-process is an interactive step by step process. It consists of the making of a prototype of the system, testing the theory and hypothe-sisses the system is based on, by applying tests end adjusting the theory and hypothesisses where needed. Eventually the system must be able to act as an integrator of many different models already developed or still to be developed. The structure of the system will allow easy future expansion and adjustment to changing insights. The logic used to develop the basic theory on which this system is founded makes it possible to even introduce and maintain rather subjective aspects like quality or appraisal as impacts that can be evaluated. In a previously developed system "Momentum" this was proved to work effectively for the national level. In this project we will - amongst other things - try to prove the effectiveness of impact-evaluation for other levels of scale.
series DDSS
email
last changed 2003/11/21 15:16

_id ddss9423
id ddss9423
authors Dasgupta, Shubhagato
year 1994
title A Decision Support System for Architects in the Rural Housing Situation in India
source Second Design and Decision Support Systems in Architecture & Urban Planning (Vaals, the Netherlands), August 15-19, 1994
summary Even a conservative estimate of the rural housing shortfall in India, is 20.6 million houses. There are three contexts under which external intervention is necessary, the endemic low housing qualityof the poor and landless, the major development projects where displaced people have to be rehoused, and rehabilitation of victims of natural disasters such as the periodic floods or unprecedented earthquakes like the recent one in Maharashtra, Central India, where we successfully applied this method. Interventions by government agencies or charity organisations, have often failed to achieve a viable sustainable habitat, primarily because of misplaced perceptions in need assessment, resulting in disrupted societies. Tailored to the Indian rural housing scenario, the study developed a participatory interface to aid architects and planners in information gathering and systematization of need assessment for input into the designing and decision-making process. The method based on field tested participatory information collection games consists of threemajor stages. The first stage involves user-interactive documentation of the baseline data. The second, involves participatory group analysis and evaluation of issues coupled with rapid interactive verification of information collected in terms ofspatial organisations and production mechanisms. The third is a tool for rapid systematised retrieval of information, for synthesis into preparation of an "user needs statement".
series DDSS
last changed 2003/08/07 16:36

_id ddss9427
id ddss9427
authors Engelen, Guy and White, Roger
year 1994
title A Strategic Planning and Policy Decision Support Tool for Urban Regions
source Second Design and Decision Support Systems in Architecture & Urban Planning (Vaals, the Netherlands), August 15-19, 1994
summary In this paper we present a Decision Support System developed to assist urban designers, planners and policy makers to explore and evaluate possible urban layouts and their growth patterns. Thecore of the system consists of a modelling shell allowing the user to specify cellular automata based models of urban and regional systems. These models capture the effect of local spatial processes in which the use, or desired use of each parcel or cell of land is determined partly by institutional and environmental factors, and partly by the activities present in its neighbourhood. Since each cell affects every other cell within its neighbourhood, a complex dynamic emerges. Unlike conventional cellular automata, the models are defined with a large neighbourhood --over a hundred cells-- a relatively large number of states --more than a dozen in some applications-- representing socio-economic and natural land-uses. The approach permits the straightforward integration of detailed physical, environmental, and institutional constraints, as well as including the effects of the transportation and communication infrastructure. These models thus permit a very detailed representation of evolving spatial systems. The current version of the system represents urban areas as consisting of up to 10.000 interacting zones, each roughly the size of an individual city block. These models are easy to build and apply, yet empirical tests show that they produce realistic simulations of urban land use dynamics. Consequently, they are well suited to form the heart of the DSS, which provides the user with a number of tools for exploration,analysis and evaluation of alternative futures of the system as they result from policy interventions that are imposed by means of what-if experiments and scenario analysis. For example, the DSS isable to identify areas in which pressure for change in land use restrictions may become critical under particular development strategies. In the DSS, the modelling shell is coupled to a simple,custom-built GIS. In the stand-alone application of the DSS, this stores the detailed geographical qualities of the area being modelled, and allows basic overlay manipulations. It also displays theresults of the model while the simulation proceeds. Alternatively, the GIS can serve as aninterface to more elaborate, commercial GIS systems.
series DDSS
email
last changed 2003/08/07 16:36

_id 06e1
authors Keul, Alexander
year 1996
title LOST IN SPACE? ARCHITECTURAL PSYCHOLOGY - PAST, PRESENT, FUTURE
source Full-Scale Modeling in the Age of Virtual Reality [6th EFA-Conference Proceedings]
summary A methodological review by Kaminski (1995) summed up five perspectives in environmental psychology - patterns of spatial distribution, everyday “jigsaw puzzles”, functional everyday action systems, sociocultural change and evolution of competence. Architectural psychology (named so at the Strathclyde conference 1969; Canter, 1973) as psychology of built environments is one leg of environmental psychology, the second one being psychology of environmental protection. Architectural psychology has come of age and passed its 25th birthday. Thus, a triangulation of its position, especially in Central Europe, seems interesting and necessary. A recent survey mainly on university projects in German-speaking countries (Kruse & Trimpin, 1995) found a marked decrease of studies in psychology of built environments. 1994, 25% of all projects were reported in this category, which in 1975 had made up 40% (Kruse, 1975). Guenther, in an unpublished survey of BDP (association of professional German psychologists) members, encountered only a handful active in architectural psychology - mostly part-time, not full-time. 1996, Austria has two full-time university specialists. The discrepancy between the general interest displayed by planners and a still low institutionalization is noticeable.

How is the research situation? Using several standard research data banks, the author collected articles and book(chapter)s on architectural psychology in German- and English-language countries from 1990 to 1996. Studies on main architecture-psychology interface problems such as user needs, housing quality evaluations, participatory planning and spatial simulation / virtual reality did not outline an “old, settled” discipline, but rather the sketchy, random surface of a field “always starting anew”. E.g., discussions at the 1995 EAEA-Conference showed that several architectural simulation studies since 1973 caused no major impact on planner's opinions (Keul&Martens, 1996). “Re-inventions of the wheel” are caused by a lack of meetings (except this one!) and of interdisciplinary infrastructure in German-language countries (contrary to Sweden or the United States). Social pressures building up on architecture nowadays by inter-European competition, budget cuts and citizen activities for informed consent in most urban projects are a new challenge for planners to cooperate efficiently with social scientists. At Salzburg, the author currently manages the Corporate Design-process for the Chamber of Architecture, Division for Upper Austria and Salzburg. A “working group for architectural psychology” (Keul-Martens-Maderthaner) has been active since 1994.

keywords Model Simulation, Real Environments
series EAEA
type normal paper
email
more http://info.tuwien.ac.at/efa/
last changed 2005/09/09 10:43

_id ddss9459
id ddss9459
authors Langelaan, Willem
year 1994
title Sequential and Concurrent Cad Layering
source Second Design and Decision Support Systems in Architecture & Urban Planning (Vaals, the Netherlands), August 15-19, 1994
summary Most CAD software allows graphical and text objects to be grouped into layers. There are two fundamentally different methods for layering: sequential layering and concurrent layering. With sequential layering, layers are attributes of the CAD database and objects are attributes of a layer. With concurrent layering, objects are attributes of the CAD database and a layer is an attribute of an object. Sequential layering emulates the pinbar drafting technique. As a result, it is output oriented. Only one layer at a time can be edited. Concurrent layering is uniquely a computer based layering method which has no manual equivalent. User specified sets of layers can be edited concurrently. It makes it possible to organize the infrastructure of the CAD database which equally facilitates input, i.e. editing design information, and output, i.e. presenting construction information on paper. Specification levels are related to design levels and to construction phases. Specification levels can serve as interfaces between input and output. In particular, a concurrently layered CAD database can be structured in layers which conform to specification levels. Furthermore, the layers can be subdivided by sub-system such as construction discipline, and by partial-system such as room finish schedules. It is demonstrated how a concurrently layered environment for computer aided design can be developed which permits deductive and inductive design activities. The appendix provides a detailed example of a concurrently layered CAD file with a default input and output environment of layers and layer groups. The environment was developed to coordinate the design and production activities of an architectural practice. The connections between layers and layer groups are illustrated in a 22 x 32 matrix.
series DDSS
last changed 2003/08/07 16:36

_id b127
authors Oliveira, A.L., Santiago, A.G. and Mittmann, R.
year 1999
title Digital Floripa - CD-ROM of the City
source III Congreso Iberoamericano de Grafico Digital [SIGRADI Conference Proceedings] Montevideo (Uruguay) September 29th - October 1st 1999, pp. 399-403
summary The graduation course of Architecture and Urbanism of the Federal University of Santa Catarina makes use of informatic tecnology in several teaching and research activities. This technology supports initial data proccessing, analysis, evaluations, simulations, and project development both in architecture and urban fields. Aiming to stimulate and improve the use of computer techniques in graduation courses, the INFOARQ group, belonging to the 'LABMICRO' developed the project 'Digital Floripa'. This project is an CD image data basis, with digital aerophotographs Florianópolis’ city taken, from the aerophotogrametric data of 1994. This project aims to facilitate image's access to teachers, students and researchers, to allow use of photos and scales, and to make possible the development of new alternatives interventions. A navegator program called 'DIGITAL INDEX'supports the user in the image's search and creates a same graphic interface. This project also acts as basis for research development wich aims to analyse and develop tutorial proceedures to access the utilization of the data images basis.
keywords Digital Patrimony, Digital Reconstruction, Virtual Worlds
series SIGRADI
email
last changed 2016/03/10 09:56

_id ddss9475
id ddss9475
authors Pollalis, Spiro N.
year 1994
title Visual Databases as Documentation and On-Line Information Systems
source Second Design and Decision Support Systems in Architecture & Urban Planning (Vaals, the Netherlands), August 15-19, 1994
summary After the wide-spread use of computers as task processors, either for algorithmic operations, or for advanced interfaces, the emphasis has shifted on computers as communicators. Beyond basic serial communications, computers serve as providers of information, linking organizations and expanding the bounded rational of professionals. Based on the use of computers as communica-tors, a multiplicity of visual databases for architecture have emerged in the recent years. Building on a maturing technology, those databases address different domains of design, either aiming to provide the designers with information for making informed decisions, or aiming to document prior designs. However, a common characteristic of those visual databases is a separation between the design of the database, versus the entering of the critical amount of data that can make the databases useful. While the research has progressed in the designs, and technological problems of data presentation and data transfer have reached workable solutions, most of the efforts have not succeeded yet in providing the critical mass of information that is required to make the use of the databases desirable. Furthermore, this effort seems as having less research interest, while the necessary amounts of data, and especially the updating of those data, makes the task impossible for academic institutions, and requires interorganizational efforts. This paper focuses on the duality of the databases, either as a form of documentation, or as on-line interactive information systems. Based on that distinction, it examines the required technology and the critical success factors of each type, and proposes that these databases add value to design and they have considerable market effects, which will drive their development and diffusion.
series DDSS
email
last changed 2003/08/07 16:36

_id ddss9484
id ddss9484
authors Sklar, Hinda
year 1994
title Opening Doors at Harvard's Graduate School of Design
source Second Design and Decision Support Systems in Architecture & Urban Planning (Vaals, the Netherlands), August 15-19, 1994
summary Design communication has many forms and employs a wide array of references. Design pedagogy uses a rich body of sources and is informed by deep communication between faculty and student. Advancing technology for distribution and manipulation of digital design media and a pervasive computer network at the Harvard Graduate School of Design provide an ideal environment for investigating new methods of access to design resources. A research initiative called the DOORS project (Design-Oriented On-line Resource System) will make a variety of design reference materials available over the GSD's computer network Potentially, DOORS will provide access to: - the Frances Loeb Library's visual and special collections; - slides, drawings, photographs, videos; - private faculty slide collections; - maps and geographic information systems of text, numeric and other visual databases of three- dimensional computer models; - computer-generated animations and digital video segments with sound of multimedia projects. As early pilot versions of DOORS are released, faculty and students will gather visual information for study and modification, analyze images and models, compare and link design documentation in different formats, develop lectures and make presentations from computers in offices, classrooms, and studio work areas. Emphasis will be placed on flexibility, as this particular tool's success will hinge on its ability to respond to different approaches to design and instruction. DOORS proposes to offer three modalities, browsing, composition and presentation, to enable searching, organizati-on, and display. Using established library standards for record format, subject access and keyword indexing, browsing will offer flexible and diverse search criteria. Composition will provide tools for linking, annotation and manipulation of assembled materials. Individual presentations will be viewed in classrooms, studios or offices. A pilot project to assemble some of the basic technology and expertise required is currently under way. The objective of the pilot is to deliver a slice of material over the GSD's local area network in order to raise awareness of the tool's potential among faculty and students, to evaluate its effectiveness, and to formulate technical specifications for later project phases.
series DDSS
email
last changed 2003/08/07 16:36

_id b110
id b110
authors Abadi Abbo, Isaac and Cavallin Calanche, Humerto
year 1994
title Ecological Validity of Real Scale Models
source Beyond Tools for Architecture [Proceedings of the 5th European Full-scale Modeling Association Conference / ISBN 90-6754-375-6] Wageningen (The Netherlands) 6-9 September 1994, pp. 31-40
summary Space simulation is a technique employed by architects, urban designers, environmental psychologists and other related specialists. It is used for academic and research purposes, as an aid to evaluate the impact that the built environment or that to be built would yield in potential or real users. Real Scale Model is organized as one of the models which represents more reliable spatial characteristics in space simulations. However, it is necessary to know the ecological validity of the simulations carried out, that is the degree in which laboratory results could be taken as reliable and representative of real situations. In order to discover which variables of the model used are relevant so that their perception results ecologically valid in respect to reality, a research has been designed in which simulations of specific spaces are appraised both in real space and in the real scale model. The results of both evaluations were statistically analyzed and it shows no significative differences in psychological impressions between the evaluation of real spaces and real scale model. These ecological validation of the real scale model could be of great use to estimate the validity of the results obtained in spaces simulated in the laboratory.
keywords Model Simulation, Real Environments
series other
type normal paper
more http://info.tuwien.ac.at/efa
last changed 2006/06/24 09:29

_id ddss9401
id ddss9401
authors Akin, Omer
year 1994
title Psychology of Early Design in Architecture
source Second Design and Decision Support Systems in Architecture & Urban Planning (Vaals, the Netherlands), August 15-19, 1994
summary Lately there has been a good deal of emphasis on the early stages of the design process, particularly by developers of computer aids and quantitative design models for both evaluation and generation of designs in a variety of domains. Yet, there is little understanding of the early design-process. While the early design process as manifested by human designers need not be the sole basis of the description of this phase, it certainly represents and important kernel of knowledge, especially for those who are interested in developing models, systems or merely interfaces for such systems. This paper focuses on the characterization of the psychology of the early design phase in architecture. It is described in terms of the general design strategies and problem solving tactics used; and is contrasted against some of the process characteristics that
series DDSS
email
last changed 2003/08/07 16:36

_id ddss9402
id ddss9402
authors Arentze, T., Borgers, A. and Timmermans, H.
year 1994
title Design of a View-Based DSS For Location Planning
source Second Design and Decision Support Systems in Architecture & Urban Planning (Vaals, the Netherlands), August 15-19, 1994
summary This paper describes the design of a DSS for locating facility networks. The proposed DSS is based on the principle of dynamic data definitions. The declarative and procedural forms of knowledge involved are identified by a logical analysis of planning tasks. The DSS supports an iterating process of adjusting and evaluating plan options. A flexible and interactive problem solving environment is achieved by means of a user defined set of views that captures both forms of knowledge. Each view describes the system to be planned in terms of a set of variables and attached evaluation procedures. The views are dynamic and linked data structures, so that changes in one view automatically lead to updating all linked views. The DSS supports both the specification of the set of views and its application to solve a specific location problem.
series DDSS
email
last changed 2003/08/07 16:36

_id ddss9404
id ddss9404
authors Arima, Takafumi and Sato, Seiji
year 1994
title Form Characteristics of Landscape Images: A Landscape Research by Computer Image Processing
source Second Design and Decision Support Systems in Architecture & Urban Planning (Vaals, the Netherlands), August 15-19, 1994
summary Landscape evaluation research examines how individuals perceive the landscape. Because the amount of the data to describe landscapes is huge, landscape research needs the technology of the computer. This paper describes a method to catch the amount of physical characteristics which were extracted from landscape images by using the technology of the computer image processing and verifies its effectiveness. To do this analysis, we took photographic slides of a landscape sample. Pictures were taken for three regions (the city centre area, the outskirts area, and the farm village area). The number of slides was 6 for each place hence 18 in total were used for theanalysis. Next, we stored these slides on a computer disk. Form characteristics of the landscape elements were extracted by using computer image processing. Borderlines were extracted usingthe algorithm of Robert and were converted into coordinates data by minute line processing and the vector processing. Other elements were extracted by label processing and were converted into the coordinates data by vector processing. These data thus are the vector data for two-dimensions of the image and not the data for a three-dimension space. The processing of these images enables the analysis of the form characteristics in the landscape images. We calculated the data such as appearing length, angle numbers of appearance of the vector data, and analyzed the characteristic of shape and the complexities of landscape applying fractal theory. We compared three districts and were able to find landscape characteristics of various places as a result.
series DDSS
last changed 2003/08/07 16:36

_id ddss9405
id ddss9405
authors Ayeni, Bola
year 1994
title The Design of Decision Support Systems in Urban and Regional Planning
source Second Design and Decision Support Systems in Architecture & Urban Planning (Vaals, the Netherlands), August 15-19, 1994
summary Planning methodology over the years, has shifted from situations whereby planners think, plan and design for the people to one whereby both people and planners have become important components of the planning process. Consequently, the important urban planning methodology of the last two decades that utilized mathematical models in the planning process is fast becoming obsolete. The paper argues that model building should move to the creation of urban decision support systems for the planning process through the development of expert systems shells that interfaces existing planning models with the knowledge content of planning and planners. The expert system shells as the set of decision rules for determining how existing supply and demand relationships are applied for modelling land use and transportation would be responsible forguiding the development of appropriate geographical information systems, supporting land use and other models in a coordinated manner, for communicating with these other systems componentsand for guiding interactions between them and the user. Furthermore, decision support systems should be designed to bring the whole of the knowledge base to bear on a problem through a flexible and adaptive solution system that makes explicit use of both the analysts models and the decision makers expert knowledge. It is argued that this understanding leads to the development of three crucial issues for the design of decision support systems in urban and regional planning;namely the development of user friendly integrated urban land-use transportation models, the development of expert geographical information systems and the development of expert systemshells for many of the routine tasks planners deal with.
series DDSS
last changed 2003/08/07 16:36

_id ddss9406
id ddss9406
authors Bakel, Anton P.M. van
year 1994
title Assesing Strategy Questionnaire for Architectural Styles of Designing (ASQ-FASD)
source Second Design and Decision Support Systems in Architecture & Urban Planning (Vaals, the Netherlands), August 15-19, 1994
summary In this paper the first results will be discussed that were obtained by the Assessing Strategy Questionnaire For Architectural Styles of Designing (ASQ-FASD). This questionnaire was developed specifically for the assessment of architectural design strategies. The construction of the questionnaire will be discussed in light of previous protocol research on strategic styles of designing. With this questionnaire, we developed a tool to assess an architects design strategy in a faster, easier and more reliable way than used to be the case with conventional protocol studies and other knowledge eliciting techniques like Card Sorting, and Repertory Grid. This questionnairewas submitted in a pilot study to 10 experienced Dutch architects. R.esults show that architects do indeed have preferences for different design situations. Moreover results indicate that they havea preference with respect to their responses within such specific situations. Though the generalizability coefficient was calculated for no more than 10 architects with a value of .57 (generalizing across situations), we feel that this is reason enough to assume that the questionnaire can be used to assess design strategies of architects. These results will be discussed with respect to the development of new design and decision support tools. The fact that designers have preferences for specific design problems and that they respond differently should be considered in the implementation of user interfaces and data base technology where possible.
series DDSS
email
last changed 2003/08/07 16:36

_id ddss9407
id ddss9407
authors Barrett, P., Baldry, D., Sexton, M. and Stanley, C.
year 1994
title Key Decisions Within a Generic FM Framework
source Second Design and Decision Support Systems in Architecture & Urban Planning (Vaals, the Netherlands), August 15-19, 1994
summary Based on extensive fieldwork a generic framework for the facilities management function will be presented within wich a comprehensive range of decisions related to key relationships will be identified. Examples will be given of the application of the framework to a wide range of organisation types. The decision types(pricipally strategic v operational) and techniques to identify which is being confronted will be prposed. Examples will be provided of how, in practice, different organisations approach a given type of decision in a variety of ways.
series DDSS
last changed 2003/08/07 16:36

_id c5a9
authors Batty, M. and Longley, P.
year 1994
title Fractal Cities - A Geometry of Form and Function
source Academic Press, London
summary Fractal Cities is a pioneering study of the development and use of fractal geometry for understanding and planning the physical form of cities, showing how this geometry enables cities to be simulated through computer graphics. It shows how cities evolve and grow in ways that at first sight appear irregular, but which, when understood in terms of fractals, illustrate an underlying order that reveals their complexity and diversity. The book contains sixteen pages of stunning computer graphics and explanations of how to construct them, as well as new insights into the complexity of social systems. The authors provide a gentle and intelligible introduction to fractal geometry as well as an exciting visual understanding of the form of cities, thus providing one of the best introductions to fractal geometry available for non-mathematicians and social scientists. Fractal Cities can be used as a text for courses on geographic information systems, urban geography, regional science and fractal geometry. Planners and architects will also find that there are many aspects of fractal geometry in this book relevant to their own interests. Furthermore, those involved in fractals and chaos, computer graphics, and systems theory will find important methods and examples that are germane to their work.
series other
last changed 2003/04/23 15:14

_id ddss9408
id ddss9408
authors Bax, Thijs and Trum, Henk
year 1994
title A Taxonomy of Architecture: Core of a Theory of Design
source Second Design and Decision Support Systems in Architecture & Urban Planning (Vaals, the Netherlands), August 15-19, 1994
summary The authors developed a taxonomy of concepts in architectural design. It was accepted by the Advisory Committee for education in the field of architecture, a committee advising the European Commission and Member States, as a reference for their task to harmonize architectural education in Europe. The taxonomy is based on Domain theory, a theory developed by the authors, based on General Systems Theory and the notion of structure according to French Structuralism, takes a participatory viewpoint for the integration of knowledge and interests by parties in the architectural design process. The paper discusses recent developments of the taxonomy, firstly as a result of a confrontation with similar endeavours to structure the field of architectural design, secondly as a result of applications of education and architectural design practice, and thirdly as a result of theapplication of some views derived from the philosophical work from Charles Benjamin Peirce. Developments concern the structural form of the taxonomy comprising basic concepts and levelbound scale concepts, and the specification of the content of the fields which these concepts represent. The confrontation with similar endeavours concerns mainly the work of an ARCUK workingparty, chaired by Tom Marcus, based on the European Directive from 1985. The application concerns experiences with a taxonomy-based enquiry in order to represent the profile of educational programmes of schools and faculties of architecture in Europe in qualitative and quantitative terms. This enquiry was carried out in order to achieve a basis for comparison and judgement, and a basis for future guidelines including quantitative aspects. Views of Peirce, more specifically his views on triarchy as a way of ordering and structuring processes of thinking,provide keys for a re-definition of concepts as building stones of the taxonomy in terms of the form-function-process-triad, which strengthens the coherence of the taxonomy, allowing for a more regular representation in the form of a hierarchical ordered matrix.
series DDSS
last changed 2003/08/07 16:36

_id ddss9409
id ddss9409
authors Beekman, Solange and Rikhof, Herman G.A.
year 1994
title Strategic Urban Planning in the Netherlands
source Second Design and Decision Support Systems in Architecture & Urban Planning (Vaals, the Netherlands), August 15-19, 1994
summary Since the mid-1980s, several Dutch towns have initiated many urban planning and design activities for their existing area. This represented a shift in that previous urban planning projects typicallyconcerned expansion in the outskirts of the city, or urban renewal. The complex and expensive renovation of the existing housing stock rarely allowed a deep interest in urban design. Since 1985, attention shifted from the housing stock to the city as a whole. Furthermore, public andprivate actors increasingly become involved in the planning process. It became clear that a more comprehensive plan for the whole existing town or region was needed. Conventional planning instruments were considered ill-suited for this new challenge. The paper discusses promising attempts of various urban planning instruments to get a stronger but also more flexible hold on thetransformation of the urban planning area in the Netherlands. These new planning instruments have three common characteristics: (i) they give special attention to the different levels of urban management needed for different urban areas, (ii) these strategic plans provide an integral view on the urban developments, and (iii) these plans introduce a new strategy to deal with both private initiatives to transform urban sites and monitor wishes, proposals, etc. from inhabitants in the neighbourhoods. A comparative analyses of several cities indicates, however, that, in addition to these common characteristics, major differences between their strategic plans exist depending upon their historic patrimonium, economic status and planning tradition.
series DDSS
email
last changed 2003/08/07 16:36

_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 ddss9410
id ddss9410
authors Bodum, Lars
year 1994
title Hypermedia-aided GIS in Urban Planning
source Second Design and Decision Support Systems in Architecture & Urban Planning (Vaals, the Netherlands), August 15-19, 1994
summary Town planning in Denmark is undergoing major changes from a planning approach focusing on regulation and individual frameworks for town districts, to a planning approach emphasizing the urban characteristics and drawing overall guidelines for planning. At the same time, attention has shifted to urban renewal and urban remodelling. This means that more qualitative data are needed.These new data types such as digital film, are to form part of a future GIS for the town. The digital film will change the impression of what data can profitably be used in a GIS. Even animations and 3D models, which were previously processed with considerable data power can beplayed as digital films. In the course of the next few years, the most ordinary applications will be able to play digital films and together with the progress made in other media, a development towards hypermedia will be a possibility. The paper will give some examples of how this integration may be carried out. In continuation of the preparation of a municipality atlas and in connection with an EC-subsidized urban renewal project, the municipality of Aalborg has chosen to work outa digital catalog which will in time replace the present local planning regulations.
series DDSS
email
last changed 2003/08/07 16:36

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