Cumincad : CUMINCAD Papers : Search Results

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

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_id	ddss2004_ra-233
id	ddss2004_ra-233
authors	Kacher, S., J.-C. Bignon, and G. Halin
year	2004
title	A Method to Index Images in the Wooden Architecture Domain
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: 14020-2408-8, p. 233-245
series	DDSS
last changed	2004/07/03 22:13

_id	2004_418
id	2004_418
authors	Gilles, H., Damien, H., Benoît, O. and Bignon, J.-C.
year	2004
title	A Scenario Approach to Validate and Demonstrate the Tool Usefulness in Cooperative Design
source	Architecture in the Network Society [22nd eCAADe Conference Proceedings / ISBN 0-9541183-2-4] Copenhagen (Denmark) 15-18 September 2004, pp. 418-425
doi	https://doi.org/10.52842/conf.ecaade.2004.418
summary	The social and economic context of architectural co-operative projects does not support the experimentations with dedicated tools. Therefore, we chose to achieve functional validations and operations of communication about tools usefulness with the use of scenarios. The scenario techniques are usually used in computer science to capture user’s needs and to validate software specifications. After having analyzed the different contexts of scenario usage in computer science, we characterize the specific context of the use of tools in cooperative activities. Then, we report some experiences of functional validation, of tool demonstration and of usefulness validation based on the use of scenarios. We explain in each experience the objectives and their implication in the scenario definition.
keywords	Scenario, Experimentation, Cooperation, Collaborative Tools
series	eCAADe
email
last changed	2022/06/07 07:50

_id	ijac20032107
id	ijac20032107
authors	Halin, Gilles; Hanser, Damien; Bignon, Jean-Claude
year	2004
title	User Adaptive Visualization of Cooperative Architectural Design
source	International Journal of Architectural Computing vol. 2 - no. 1
summary	A cooperative design is a social activity inside a group. In this kind of activity, each actor plays a specific role. If each actor wants to realize the actions corresponding to his role, he needs some adaptive information about the cooperation context. The cooperation context of design project is a relational organization where each actor maintains specific relations with other people (designers, project managers, etc.) but also with documents and activities. Such a cooperation context exists in architectural cooperative design which is distinguished by a "mutual prescription" between actors. In architectural design we are in a network model of actors, instead of the hierarchical model that we can find in classical workflow tools. This organization has to be represented in the project management tool to give each user an adaptive vision of the project organization and evolution. The representation and the visualization of such a network, which characterizes each project, is the main objective of the "Relational Model of Cooperation" and the hypermedia view presented in this paper.
series	journal
more	http://www.multi-science.co.uk/ijac.htm
last changed	2007/03/04 07:08

_id	sigradi2004_279
id	sigradi2004_279
authors	Sylvain Kubicki; Gilles Halin; Jean-Claude Bignon; Walaiporn Nakapan
year	2004
title	Collaborative design: A french/thaï experiment of co-design
source	SIGraDi 2004 - [Proceedings of the 8th Iberoamerican Congress of Digital Graphics] Porte Alegre - Brasil 10-12 november 2004
summary	This communication describes an experimentation of co-design carried out between two teams of French and Thai nationalities. The objective of this collaboration is to design an exhibition of work from CRAI at the Art Gallery of Rangsit University (Thailand). We describe here the setting up of this collaboration (objectives, stakes) as well as its progress. This project enables us to apprehend the cooperative dimension of a design project, and particularly its sociological aspects. We describe also the tools implemented to assist the collaborative activities (discussions, file sharing, etc.). The characteristic of our experiment is the geographical and cultural distance of our two teams. The difficulties related to this distance enabled us to see how the tools can assist the actors in their co-operative tasks.
keywords	Virtual Design Studio, Collaboration, Co-design experiment, Groupware tools
series	SIGRADI
email
last changed	2016/03/10 10:01

_id	cf2011_p157
id	cf2011_p157
authors	Boton, Conrad; Kubicki Sylvain, Halin Gilles
year	2011
title	Understanding Pre-Construction Simulation Activities to Adapt Visualization in 4D CAD Collaborative Tools
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. 477-492.
summary	Increasing productivity and efficiency is an important issue in the AEC field. This area is mainly characterized by fragmentation, heterogeneous teams with low lifetimes and many uncertainties. 4D CAD is one of the greatest innovations in recent years. It consists in linking a 3D model of the building with the works planning in order to simulate the construction evolution over time. 4D CAD can fill several needs from design to project management through constructivity analysis and tasks planning (Tommelein 2003). The literature shows that several applications have been proposed to improve the 4D CAD use (Chau et al. 2004; Lu et al. 2007; Seok & al. 2009). In addition, studies have shown the real impact of 4D CAD use in construction projects (Staub-French & Khanzode 2007; Dawood & Sika 2007). More recently, Mahalingam et al. (2010) showed that the collaborative use of 4D CAD is particularly useful during the pre-construction phase for comparing the constructability of working methods, for visually identifying conflicts and clashes (overlaps), and as visual tool for practitioners to discuss and to plan project progress. So the advantage of the 4D CAD collaborative use is demonstrated. Moreover, several studies have been conducted both in the scientific community and in the industrial world to improve it (Zhou et al. 2009; Kang et al. 2007). But an important need that remains in collaborative 4D CAD use in construction projects is about the adaptation of visualization to the users business needs. Indeed, construction projects have very specific characteristics (fragmentation, variable team, different roles from one project to another). Moreover, in the AEC field several visualization techniques can represent the same concept and actors choose one or another of these techniques according to their specific needs related to the task they have to perform. For example, the tasks planning may be represented by a Gantt chart or by a PERT network and the building elements can be depicted with a 3D model or a 2D plan. The classical view (3D + Gantt) proposed to all practitioners in the available 4D tools seems therefore not suiting the needs of all. So, our research is based on the hypothesis that adapting the visualization to individual business needs could significantly improve the collaboration. This work relies on previous ones and aim to develop a method 1) to choose the best suited views for performed tasks and 2) to compose adapted multiple views for each actor, that we call ‚Äúbusiness views‚Äù. We propose a 4 steps-method to compose business views. The first step identifies the users‚Äô business needs, defining the individual practices performed by each actor, identifying his business tasks and his information needs. The second step identifies the visualization needs related to the identified business needs. For this purpose, the user‚Äôs interactions and visualization tasks are described. This enables choosing the most appropriate visualization techniques for each need (step 3). At this step, it is important to describe the visualization techniques and to be able to compare them. Therefore, we proposed a business view metamodel. The final step (step 4) selects the adapted views, defines the coordination mechanisms and the interaction principles in order to compose coordinated visualizations. A final step consists in a validation work to ensure that the composed views really match to the described business needs. This paper presents the latest version of the method and especially presents our latest works about its first and second steps. These include making more generic the business tasks description in order to be applicable within most of construction projects and enabling to make correspondence with visualization tasks.
keywords	Pre-construction, Simulation, 4D CAD, Collaboration, Computer Supported Cooperative Work, Human-Computer Interface, Information visualization, Business view, Model driven engineering
series	CAAD Futures
email
last changed	2012/02/11 19:21

_id	sigradi2004_275
id	sigradi2004_275
authors	Sabrina Kacher; Jean-Claude Bignon; Gilles Halin; Pascal Humbert
year	2004
title	A semantic indexation method to assist with the architectural design process by images
source	SIGraDi 2004 - [Proceedings of the 8th Iberoamerican Congress of Digital Graphics] Porte Alegre - Brasil 10-12 november 2004
summary	A lot of research shown that designing an architectural solution requires introducing external references other than those existing in the design problem. In our case we choose photographic images to illustrate these references because an image illustrates the graphic part of an architectural concept. For this the information transmitted by photographic image is often easier to interpret by the designer. To assist the design process, we are working on the construction of a reference image database where the designer will find various solutions to his design problem. We have therefore proposed a method for indexing this image database. The following paper tackles the particular question of semantic meaning applied to architectural works. More precisely, we present the results obtained through an experiment following the Chi-square statistic rule, whose objective was to validate the weight associated with the architectural concepts illustrated according to their visual features in images.
keywords	Reference image database, thesaurus, semantic image indexation, experiment
series	SIGRADI
email
last changed	2016/03/10 09:59

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