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 sigradi2004_349
id sigradi2004_349
authors Adriana Simeone; Roberto Segre; José Ripper Kós
year 2004
title O processo de desenvolvimento da ferramenta cidade interativa [The Developmental Process of an Interactive City Tool]
source SIGraDi 2004 - [Proceedings of the 8th Iberoamerican Congress of Digital Graphics] Porte Alegre - Brasil 10-12 november 2004
summary This paper exposes site .Cidade Interativa. development process, based on: a reflection about importance of users. points of view.s incorporation for space remodelling; a study about theoretical and practical experiences which, in different ways, approached potencialities of participation of a community.s members in a project; and, finally, a investigation of propagation alternatives of individual readings as information source for urban project, trying to enhance points of view that generally remain occult in the form of invisible practices of anonymous users. This site must be understood as concretion of an idea: creating a vehicle from which is possible to become individual readings public, so that these are shared and, also, make them available to people responsible for urban projects as information source.
series SIGRADI
email
last changed 2016/03/10 09:47

_id ascaad2004_paper17
id ascaad2004_paper17
authors Al-Attili, Aghlab A. and Richard D. Coyne
year 2004
title Embodiment and Illusion: The Implications of Scale as a Cue for Immersion in Virtual Environments
source eDesign in Architecture: ASCAAD's First International Conference on Computer Aided Architectural Design, 7-9 December 2004, KFUPM, Saudi Arabia
summary This paper examines the extent to which the issue of scale impinges on our sense of immersion in virtual environments. We consider perception from the point of view of Merleau-Ponty's phenomenology, and describe a study involving extended interviews of a small number of subjects who were presented with static, moving and interactive images of spaces. We test a series of propositions about scale cues, and speculate on the wider phenomenological issues of expectation, metaphor and play.
series ASCAAD
email
last changed 2007/04/08 19:47

_id 204caadria2004
id 204caadria2004
authors Chieh-Jen Lin, Mao-Lin Chiu
year 2004
title Design Knowledge Discovery in Cases - The Machine View Vs. the Human View
source CAADRIA 2004 [Proceedings of the 9th International Conference on Computer Aided Architectural Design Research in Asia / ISBN 89-7141-648-3] Seoul Korea 28-30 April 2004, pp. 265-274
doi https://doi.org/10.52842/conf.caadria.2004.265
summary In the previous study, we had applied the data mining techniques and ontology methodology to develop a keyword-based schema to extract and represent the implicit information within a case library, Case Base for Architecture (CBA). To improve the ability of our keyword-based schema on extracting and representing design knowledge within cases, we proceeded some experiments to understand the design’s mental behaviors in extracting knowledge from cases. Through protocol analysis, we attempted to establish a knowledge discovery model of extracting design knowledge from cases, and to propose methods to apply this model to improve our keyword-based schema. Through collecting adjective keywords to restructure our design dictionary, we attempt to make our system more sensitive to design knowledge, and more sensitive to user’s intensions by extending the ontology of our keyword list.
series CAADRIA
email
last changed 2022/06/07 07:55

_id disschoo
id disschoo
authors Choo, Seung Yeon
year 2004
title STUDY ON COMPUTER-AIDED DESIGN SUPPORT OF TRADITIONAL ARCHITECTURAL THEORIES
source Technische Universität München
summary The research presented in this thesis describes a computer-aided design support of traditional architectural theories. Traditional architectural theories in western architecture have been considered as a basis for answering the fundamental questions of architecture: proportion, symmetry, colour, harmony and so on. In particular, the aesthetic aspect of these theories has been one of many important architectural aspects, and which is concerned with the field of architecture in determining the beauty of architectural form. The most significant role of the traditional theories in architecture is to maintain unity, to avoid chaos and then to achieve harmony in a design, using some specific design principles. However, current technology-guided constructions tend to neglect often the importance of these theories due to the standardization of building elements, due to mechanically-prepared construction and the reducing completion costs, etc. Thus, this research proposes a design support system as a design assistant that gives an intelligent advice on architectural design, using analytical design- and ordering- principles of traditional theories for the optimization of the architectural design from the aesthetic perspective. To evaluate the aesthetic quality of an architectural design, this system is implemented in the AutoCAD environment, using the AutoLISP. It is applied so as to explain and develop aesthetic qualities of a design. Designs proposed by this system include optimum designs, which are based on the traditional architectural theories, and new ones which can be in future connected to information models. To do this, the definition of information about building elements is accomplished by using the neutral format EXPRESS and EXPRESS-G for such application systems. The results of the application system are presented, such as the easily generating and quickly conceptualising of an object model, the checking of the aesthetic value of the design during the various design phases, the helping to find direction during rational searching for a solution. The user can easily appreciate the usefulness of the proposed system as a set of tools for searching for rational architectural aesthetics and formal solutions at different design-stages. It is to be hoped that a new "traditional" fundamental of architecture, such as the proposed system, incorporating CAAD systems, will find its place among new technological methods in the AEC industry and so help to bridge the gap between the value of traditional architecture and CAAD systems.
keywords Aesthetics, Design Theory, Order Principle, Product Model, IFC, AutoCAD/AutoLISP
series thesis:PhD
type normal paper
email
more http://tumb1.biblio.tu-muenchen.de/publ/diss/ar/2004/choo.html
last changed 2004/05/23 07:05

_id 2004_366
id 2004_366
authors García Alvarado, Rodrigo and Monedero Isorna, Javier
year 2004
title The Fragmented Eye - Cinematographic Techniques for Architectural Animations
source Architecture in the Network Society [22nd eCAADe Conference Proceedings / ISBN 0-9541183-2-4] Copenhagen (Denmark) 15-18 September 2004, pp. 366-373
doi https://doi.org/10.52842/conf.ecaade.2004.366
summary In order to contribute to the elaboration of more expressive architectural animations, some famous films, documentaries of buildings and award-winning animations were analyzed. This was carried out examining the cinematographic techniques used at three levels of filming language; image setting, shot movements and montage, according to concepts described in theoretical texts. The analysis revealed an extensive use of techniques, in particular in movies, that give graphic diversity and perceptual stability. Based on that, it proposes some ideas for the planning of an architectural animation and a computer implementation of some filmic concepts, in particular related to movements of the point-of-view. This study suggest a fragmented view of building designs, to get an appealing moving presentation, with visual interest and continuity, as such should be also in architecture.
keywords Animation, Film, Image, Movement, Montage
series eCAADe
last changed 2022/06/07 07:50

_id avocaad_2003_01
id avocaad_2003_01
authors Jack Breen
year 2003
title VISTA VERSA – Critical Considerations on the Evolvement of Designerly Attitudes, Instruments and Networks in Design Driven Studies
source LOCAL VALUES in a NETWORKED DESIGN WORLD - ADDED VALUE OF COMPUTER AIDED ARCHITECTURAL DESIGN, Stellingwerff, Martijn and Verbeke, Johan (Eds.), (2004) DUP Science - Delft University Press, ISBN 90-407-2507-1.
summary Keynote Paper - We are all involved in design.Besides being the (sub)conscious recipients of all sorts of design driven activities, we are professionally concerned with products of design and acts of designing, either as practitioners or as academics, in some cases as both… As someone who was trained as a designer, drifted into design teaching and presently attempts to combine composition research with design practice, I feel there is a need to bridge the cultural gap between design and design research. I intend to put forward the case for more designerly approaches in the study of design. In this context I would like to discuss perspectives for design driven studies by considering the following ensemble of aspects:- the matter of shifting attitudes to design in a scientific context; - the necessity of expanding the scope of instruments of design in relation to methods and insights. - the furthering of opportunities for networks aimed at bringing out and communicating findings concerning different aspects of design.It is on the topic of interaction, between the targeted creativity of designing on the one hand and the open minded search for relevant knowledge, insights and applications on the other, that I would like to dwell. Furthermore, I hope to provoke some thoughts – and hopefully responses – concerning the roles of computer based applications in such studies. What kinds of impulses have computer technologies offered, should they perhaps have offered and indeed might they still be able to offer in this field? I would like to by take a critical look back and try to turn things around, towards a possible view forward…
keywords Architecture, Local values, Globalisation, Computer Aided Architectural Design
series AVOCAAD
email
last changed 2006/01/16 21:38

_id acadia04_100
id acadia04_100
authors Liapi, Katherine
year 2004
title A computer Based System for the Design and Fabrication of Tensegrity Structures
source Fabrication: Examining the Digital Practice of Architecture [Proceedings of the 23rd Annual Conference of the Association for Computer Aided Design in Architecture and the 2004 Conference of the AIA Technology in Architectural Practice Knowledge Community / ISBN 0-9696665-2-7] Cambridge (Ontario) 8-14 November, 2004, 100-109
doi https://doi.org/10.52842/conf.acadia.2004.100
summary Tensegrity structures are composed of tension compression com­ponents, where the compression components (bars) are discontinu­ously enclosed within continuous tensile components (cables). From an engineering point of view, a tensegrity structure is characterized by geometric non-linearity and large displacements under loading. Therefore, its prestressed shape and deformation under loading are the result of the combined effect of the geometric parameters that determine the initial configuration of the structure, the level of pre­stress applied to cables, and the material properties of the compo­nent members of the structure. A method for generating the initial geometric configuration of tensegrity structures composed of tenseg­rity units and a parametric expression of this geometry have already been developed. A novel technology that makes possible the construction of tensegrity structures from the on-site assembly of deployable tensegrity units, which are fur­nished with a simple mechanism that permits bar-elongation, and, as a result, an increase of the prestress applied to the cables of each unit, is also under development. Also under development is a static analysis method that takes into account the above method for prestressing cables. This paper discusses the features of a system that supports the combined geometric and structural design of tensegrity structures, and integrates a graphical interface to display: a) models of initial geometry, b) geometry of the structure after prestress and loading are applied, and c) magnitude of forces applied to the structure’s component members (bars and cables). The system also provides numerical data to be used in component fabrication, and is therefore expected to become a very valuable tool for the design and construction of tensegrity structures.
series ACADIA
last changed 2022/06/07 07:59

_id 409caadria2004
id 409caadria2004
authors Masayuki Okada, Kazuhisa Iki, Sadayuki Shimoda
year 2004
title Development of CAFM System for LCM on Building Maintenance and Management
source CAADRIA 2004 [Proceedings of the 9th International Conference on Computer Aided Architectural Design Research in Asia / ISBN 89-7141-648-3] Seoul Korea 28-30 April 2004, pp. 681-692
doi https://doi.org/10.52842/conf.caadria.2004.681
summary The purpose of this study is to develop a Computer Aided Facility Management (CAFM) system to assist the optimal Life Cycle Management (LCM) business, especially in the repair and renewal planning works of the inhabited building Life Cycle Cost (LCC). This system is also useful for annual, mid and long term facility maintenance budget planning. Major steps of this study are as follows: (1) A Study on the actual process of the LCM business was undertaken to determine the required functions of the CAFM system. (2) We surveyed the calculation process of the LCC and examined the data processing method in order to determine an efficient LCC calculation method for the CAFM system. (3) Based on the above result, we developed each function required for the CAFM system. (4) The CAFM system was developed by unifying the above functions in a network browser environment such as data transaction management between database, LCC calculation and graphical representation applications. (5) We evaluate the CAFM system by using case studies of LCM works on actual buildings. This system contributes to the efficient maintenance works of the LCC, and is able to support the appropriate scheduling of LCM works.
series CAADRIA
email
last changed 2022/06/07 07:59

_id eaea2003_08-ohno
id eaea2003_08-ohno
authors Ohno, R., Soeda, M. and Nakashima, K.
year 2004
title The Effectiveness of Design Guideline Regulations for Improving Streetscapes
source Spatial Simulation and Evaluation - New Tools in Architectural and Urban Design [Proceedings of the 6th European Architectural Endoscopy Association Conference / ISBN 80-227-2088-7], pp. 21-27
summary Municipal governments or developers make design guidelines to create harmonious streetscapes in new towns. The regulations, however, are often based on arbitrary decisions without any empirical research. The present study employed a visual simulation system to test the effects of such physical features of the buildings as color, height, flatness of the building façade and its recess from the street on pedestrians’ impressions of the place. Thirty subjects were asked to rate their impressions of “order”, “simple”, and to evaluate the atmosphere after experiencing the simulated scenes. The results revealed some relations between the physical features and the pedestrians’ responses.
series EAEA
more http://info.tuwien.ac.at/eaea
last changed 2005/09/09 10:43

_id 2004_471
id 2004_471
authors Roberts, Andrew
year 2004
title From Pin-up to Slideshow: Effects of Changing Media on ‘crit’ Assessment Cardiff University
source Architecture in the Network Society [22nd eCAADe Conference Proceedings / ISBN 0-9541183-2-4] Copenhagen (Denmark) 15-18 September 2004, pp. 471-478
doi https://doi.org/10.52842/conf.ecaade.2004.471
summary The assessment of architectural design project work, which forms the majority of the work produced by students in schools of architecture, is usually assessed through the process of critical review (otherwise known as a ‚crit‘ or jury). The traditional method of critical review usually involves the student describing work displayed on a wall directly in front of a panel of critics. Difficulties emerge when students wish to incorporate dynamic, computer generated content into their presentations. Architectural practice is increasingly turning to the ‘PowerPoint’ slide show as a means to communicate their work to clients, and this technology is often better able to incorporate dynamic content. This paper describes a comparative study, whereby students work is presented in both slideshow and pin-up formats to a panel of reviewers. The reviewers were able to evaluate the value of the two forms of presentation in terms of their ability to conduct critical reviews. Results suggest that whilst the slideshow method allows the reviewers to gain a reasonable understanding of the student’s project work, they found it more difficult to provide useful feedback to the student on their design project work.
keywords Critical Review; Formative Assessment; Virtual Reality; Slide Show; Presentation
series eCAADe
last changed 2022/06/07 07:56

_id sigradi2004_320
id sigradi2004_320
authors Rodrigo García Alvarado; Gino Alvarez; Juan Carlos Parra; Cristían Berrios
year 2004
title Geometria del movimiento: Desplazamientos del punto de vista en animaciones arquitectónicas [Geometry of Movement: Displacements of the Viewpoint in Architectural Animations]
source SIGraDi 2004 - [Proceedings of the 8th Iberoamerican Congress of Digital Graphics] Porte Alegre - Brasil 10-12 november 2004
summary It proposes geometrical characteristics of point-of-view displacements in architectural animations, based on analysis of camera movements in filmic presentations of buildings. Suggesting types, paths and velocities of movements to do expressive visualizations of architectural models. It mentions also a general method, computer programming and examples of the principles studied, those demonstrate geometrical regularities of movements related to meaningful understanding of space.
series SIGRADI
email
last changed 2016/03/10 09:59

_id a0d4
id a0d4
authors Rosa Enrich, Andrea Carnicero, Gustavo Fornari & Pedro Orazzi
year 2004
title ANALYSIS AND EVALUATION OF MATHEMATICAL LEARNING STRUCTURES
source Proceedings of the Fourth International Conference of Mathematics & Design, Spetial Edition of the Journal of Mathematics & Design, Volume 4, No.1, pp. 13-21.
summary Abstract: A series of practical tasks have been done under the general name of “Surfaces in invisible cities”. Each task was based on a story taken from the book The Invisible Cities by Italo Calvino. The research carried out allows to design a pedagogical project which makes evident , generates and connects several intentions, motivations and learning structures. It proposes the use of multi- level languages and readings. Therefore, each task takes more time than that of the proposed mathematical class. Its implementation generates a broader view than that seen at the time of design.

From the detailed analysis of the results obtained, the following diverse pedagogical aspects of this work project arise: a. The use of several multiple intelligence: Howard Gardner (1985) found that a man has several distinct intelligence types among which Logical-Mathematical; Spatial; Linguistic -oriented; Musical; Intra-personal; Kinesthetic-Corporal; Interpersonal stand out. Only those types used in the task will be analyzed, making a brief description of each type. b. The architectonic-city planning aspects: architectonic-city planning interpretation of the space imagined after reading the text, with the purpose of identifying figures, shapes, volumes and colors which are expressed via an analogous space. They consist of visual, architectonic and territorial speculations without a rigorous spatial theory and it is pretended that they possess a technical precision at mathematical concept level. c. The mathematical contents: a study of the conical and square shapes present in the designs done and used in a creative manner in students’ compositions following the reading of the story chosen is carried out. An analysis of shapes is performed and mathematical problems are posed within the design context.

Traditional sketching methods have been used in task solving and the possibilities offered by the virtual tools are analyzed.

Emphasis has been put on the vertical and horizontal interchanges in the Chair, generating changes in knowledge transmission perspectives, thus allowing the sharing of contents, abilities and resources. The architectonic work imagined and created by the students will focus on these different working lines creating a harmonious and significant whole. The work is the result of multiple connections and creative proposals.

keywords city, geometry, multiple intelligence
series other
type normal paper
email
last changed 2005/04/07 12:46

_id 105caadria2004
id 105caadria2004
authors Sheng-Cheng Shih
year 2004
title Interoperable Co-Design System
source CAADRIA 2004 [Proceedings of the 9th International Conference on Computer Aided Architectural Design Research in Asia / ISBN 89-7141-648-3] Seoul Korea 28-30 April 2004, pp. 79-90
doi https://doi.org/10.52842/conf.caadria.2004.079
summary Project Alliances is a new alternative to A/E/C traditional project delivery systems, especially in the commercial building sector. The interoperable model of Co-design process and systems characteristics that is required to reduce the adversarial nature of most construction projects. Interoperable Co-Design System was just used successfully to complete the Si-soft Research Center of Taiwan. This project-alliancing project was analyzed as a case study to evaluate the validity of the system. Three key paradigms of the Co-Design were reviewed and numerous examples from the management of this project were cited that support the theoretical recommendations of this model. It was concluded that the system use wild client/server network architecture embedded with peer-to-peer agent technology to provide an open, familiar and easily extended co-design system.
series CAADRIA
email
last changed 2022/06/07 07:56

_id ddss2004_d-77
id ddss2004_d-77
authors Tangari, L., M. Ottomanelli, and D. Sassanelli
year 2004
title The Project Planning of Urban Decongestion
source Van Leeuwen, J.P. and H.J.P. Timmermans (eds.) Developments in Design & Decision Support Systems in Architecture and Urban Planning, Eindhoven: Eindhoven University of Technology, ISBN 90-6814-155-4, p. 77-92
summary This study introduces a methodology for the evaluation, among a set of possible plans and/or policies, of a transport system which could reduce the effects of the network congestion on an urban area. Hence it is proposed a procedure which contains a new element compared with the current methodologies that is the final user’s evaluation of the examined system by turning to the application of the contingent valuation method, a technique like stated preferences. The approach we propose is based on the necessity for a determination of an optimal solution to the urban congestion to be established on the politic acceptability by the final user. Solutions which result virtually feasible for a public administration both on a technique and economic point of view often meet hostility by individuals. Consequently, it would be interesting for policy makers to adopt a process of valuation which could let to understand the user’s sensitivity and hostility towards specific configurations of the system, chosen as solution to decongestion (traffic calming, roadpricing, auto-free zones) and consequently to make less unpleasant the strategy to be carried out to control congestion (Harrington et al., 2001). In this way, a user does not judge the implementation of a set of projects made by a decision-maker as imposition and he is willing to pay in order to fulfil the chosen scenario. Finally we describe an application of the proposed methodology relating the definition of the integrated transport system in the metropolitan area of Bari, chief town of Apulia.
keywords Contingent Valuation, Transportation Planning, Urban Decongestion
series DDSS
last changed 2004/07/03 22:13

_id 2004_515
id 2004_515
authors Tsou, J-Y., Lam, S., Jie, H. and Yucai, X.
year 2004
title Performance Based Planning for High Density Urban Habitation
source Architecture in the Network Society [22nd eCAADe Conference Proceedings / ISBN 0-9541183-2-4] Copenhagen (Denmark) 15-18 September 2004, pp. 515-522
doi https://doi.org/10.52842/conf.ecaade.2004.515
summary In Hong Kong, about 22% of the total territory‘s area can be classified as built-up area and potential development area. Only 6% of this area is allocated to district and local open space for the 6.8 million populations, i.e. 2m2 per person. Sensible planning of the limited area to enhance the livability and environmental quality hence become a challenging issue for quality urban living of the mass population. However, considering the dynamic relationship of the different performance criteria in the hyper-dense urban environment, one needs to assess various environmental criteria to carry out a balanced planning. Meanwhile, effective tools to evaluate and manage the inter-relationship of these criteria, or indexes for integrated issues indication are not readily available that a reasonable planning is not always easy to achieve. In this paper, the „openness ratio“ concept is introduced for open space planning to provide an integrated index for early stage of planning and design. The new index is expected to provide a comprehensive rating system in considering the environmental performance of open area. It helps to highlight the potential problems in planning or site layout and support the integrated thinking of the four key components: visual sensitivity, urban wind, urban noise and solar heat gain. The concept has shown to be feasible on simple massing study which is applicable in the preliminary planning stage.
keywords Design Process; Performance Simulation; Design Methodology; Urban Planning
series eCAADe
email
last changed 2022/06/07 07:57

_id 311caadria2004
id 311caadria2004
authors Tsung-Hsien Wang
year 2004
title Propagating Figures - A Genetic Algorithm Approach
source CAADRIA 2004 [Proceedings of the 9th International Conference on Computer Aided Architectural Design Research in Asia / ISBN 89-7141-648-3] Seoul Korea 28-30 April 2004, pp. 505-518
doi https://doi.org/10.52842/conf.caadria.2004.505
summary In order to make the computer media get involved into the process of evolving design rather than merely serve as a presenting tool, this study aims to propose a computer-aided design (CAD) tool that could show a great capacity of evolving design and be particularly utilized throughout the early conceptual phase. How to accomplish this objective will start from taking advantage of the cognitive point of view regarding emergent subshapes to assisting designers in reconfigurating/restructuring shapes and figures computationally. Ultimately, by means of using genetic algorithm, this research could conduct a CAD tool, facilitating designers in the very early conceptual phase. In other words, this tool could be employed by designers in generating subshapes or reconfigurating shapes and subshapes during the process of developing concepts.
series CAADRIA
email
last changed 2022/06/07 07:57

_id 312caadria2004
id 312caadria2004
authors Wan-Ping Gao
year 2004
title Tectonics? A Case Study for Digital Free-Form Architecture
source CAADRIA 2004 [Proceedings of the 9th International Conference on Computer Aided Architectural Design Research in Asia / ISBN 89-7141-648-3] Seoul Korea 28-30 April 2004, pp. 519-534
doi https://doi.org/10.52842/conf.caadria.2004.519
summary During this information age, spatial form in the field of architecture has advanced to a new level. Digital free-form space is commonly seen as the use of computer media has increased. Computers are used in various stages of this process with regard to form, structure, supplies and planning. Many designs seen now are computer generated and have come about as a result of the development and implementation of new computer software and hardware. Tectonic knowledge representation of construction, which emphasizes structural joints and attention to detail in creativity, displays architectural form by means of poetry of construction. However, present day digital architecture emphasizes dynamic surface, with its three-dimensional curves, and the interior and exterior continuity of its topological spaces. This is all quite different from the spatial form produced by traditional tectonics view, making it impossible to explain these modern designs within the field of traditional architecture. This study uses the FEIDAD Award as a basis for analysis, and attempts to define the phenomena and aspects of digital tectonics. This study reflects the technique and mechanism of the process of digital design production, which, through the use of computers, becomes digital tectonics. Digital free-form architecture can only be understood through digital tectonics.
series CAADRIA
email
last changed 2022/06/07 07:58

_id ascaad2004_paper14
id ascaad2004_paper14
authors Abdel Mohsen, Ashraf M.
year 2004
title Future Space Cities@Universe (Digi-City Vision)
source eDesign in Architecture: ASCAAD's First International Conference on Computer Aided Architectural Design, 7-9 December 2004, KFUPM, Saudi Arabia
summary A template for the future city has been carved into the heavens. Ever since the beginning of humankind, we have looked to the sky for the opportunity to make a new start in our imperfect world. Between the stars and the darkness we have imagined utopias beyond the reach of our travel technologies, colonizing space with our fantasies. Now we are in the first stages of an electronic revolution, but in the future 50 years later we will be in a mega-digital era which we have to predict, work and search for the reality of that future. Our planet is recently over loaded with different problems, such as pollution, population, nature disasters. Our vast speed of technology and the curiosity of discovering the invisible, leads to study and find out the nearest Future Space Architecture. With the vast acceleration of technology and digital life, we should start to predict the future architecture on, into or behind the Earth. This paper is one of many perceptions of life and architecture behind the Earth in the digital era, Digi-City Vision.
series ASCAAD
email
last changed 2007/04/08 19:47

_id ascaad2004_paper4
id ascaad2004_paper4
authors Ahmad, Sumbul and Scott C. Chase
year 2004
title Design Generation of the Central Asian Caravanserai
source eDesign in Architecture: ASCAAD's First International Conference on Computer Aided Architectural Design, 7-9 December 2004, KFUPM, Saudi Arabia
summary Challenges for the study of Islamic architecture include its abundance and diversity in expression and its classification based on distinct functional or stylistic types. We address these issues by presenting shape grammars as a methodology for the analysis and design generation of Islamic architecture, with a specific example in the form of a parametric shape grammar for central Asian caravanserais. The grammar is developed by identifying distinct design types. Shape rules are created based on a study of the spatial elements and their organisation in the designs. We illustrate the utility of the grammar by deriving an extant design and as well as, previously unknown designs. We conclude by discussing possible extensions to the current grammar and future work involving the development of a grammar based framework for the comparative analysis of medieval Islamic courtyard buildings.
series ASCAAD
email
last changed 2007/04/08 19:47

_id ddss2004_ra-19
id ddss2004_ra-19
authors Akamine, A. and A. Nélson Rodrigues da Silva
year 2004
title An Evaluation of Neural Spatial Interaction Models Based on a Practical Application
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. 19-32
summary One of the serious problems faced by the Brazilian municipalities is the scarcity of resources for building education infrastructure. This asks for an optimal allocation of the available resources that includes, among other things, a rational spatial arrangement of the supply points (i.e., schools) in order to increase the demand coverage (i.e., students). If it is possible to foresee the regions where the demand is going to be concentrated, it is then possible to plan the location of new facilities and to assess the impact on the future level of service of the entire system. Considering that one of the consequences of the location-allocation process is the distribution of trips from demand points to supply points throughout the city, therefore affecting the overall intraurban accessibility conditions to essential services such as education, there is a strong need of models that planners can rely on to predict the future trip distribution patterns. As a result, the objective of this work was to evaluate the performance of Artificial Neural Networks (ANN) when applied to spatial interaction models, the so-called Neural Spatial Interaction Models. This was done in a practical context, in contrast to the more theoretical works commonly found in literature. The practical application showed that the neural spatial interaction model had different performances when compared to the traditional gravity models. In one case the neural models outperformed the gravity models, while on the other case it was just the opposite. The explanation for this may be in the data or in the ANN model formulation, as discussed in the conclusions.
keywords Artificial Neural Networks, Spatial Interaction Models, Education Infrastructure
series DDSS
last changed 2004/07/03 22:13

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