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 caadria2019_626
id caadria2019_626
authors Hahm, Soomeen, Maciel, Abel, Sumitiomo, Eri and Lopez Rodriguez, Alvaro
year 2019
title FlowMorph - Exploring the human-material interaction in digitally augmented craftsmanship
source M. Haeusler, M. A. Schnabel, T. Fukuda (eds.), Intelligent & Informed - Proceedings of the 24th CAADRIA Conference - Volume 1, Victoria University of Wellington, Wellington, New Zealand, 15-18 April 2019, pp. 553-562
doi https://doi.org/10.52842/conf.caadria.2019.1.553
summary It has been proposed that, after the internet age, we are now entering a new era of the '/Augmented Age/' (King, 2016). Physician Michio Kaku imagined the future of architects will be relying heavily on Augmented Reality technology (Kaku, 2015). Augmented reality technology is not a new technology and has been evolving rapidly. In the last three years, the technology has been applied in mainstream consumer devices (Coppens, 2017). This opened up possibilities in every aspect of our daily lives and it is expected that this will have a great impact on every field of consumer's technology in near future, including design and fabrication. What is the future of design and making? What kind of new digital fabrication paradigm will emerge from inevitable technological development? What kind of impact will this have on the built environment and industry? FlowMorph is a research project developed in the Bartlett School of Architecture, B-Pro AD with the collaboration of the authors and students as a 12 month MArch programme, we developed a unique design project trying to answer these questions which will be introduced in this paper.
keywords Augmented Reality, Mixed Reality, Virtual Reality, Design Augmentation, Digital Fabrication, Cognition models, Conceptual Designing, Design Process, Design by Making, Generative Design, Computational Design, Human-Machine Collaboration, Human-Computer Collaboration, Human intuition in digital fabrication
series CAADRIA
email
last changed 2022/06/07 07:51

_id ecaade2017_046
id ecaade2017_046
authors Ezzat, Mohammed
year 2017
title Implementing the General Theory for Finding the Lightest Manmade Structures Using Voronoi and Delaunay
source Fioravanti, A, Cursi, S, Elahmar, S, Gargaro, S, Loffreda, G, Novembri, G, Trento, A (eds.), ShoCK! - Sharing Computational Knowledge! - Proceedings of the 35th eCAADe Conference - Volume 2, Sapienza University of Rome, Rome, Italy, 20-22 September 2017, pp. 241-250
doi https://doi.org/10.52842/conf.ecaade.2017.2.241
summary In previous efforts, the foundation of a general theory that searches for finding lightest manmade structures using the Delaunay diagram or its dual the Voronoi diagram was set (Ezzat, 2016). That foundation rests on using a simple and computationally cheap Centroid method. The simple Centroid method is expected to play a crucial role in the more sophisticated general theory. The Centroid method was simply about classifying a cloud of points that represents specific load case/s stresses on any object. That classification keeps changing using mathematical functions until optimal structures are found. The point cloud then is classified into different smaller points' groups; each of these groups was represented by a single positional point that is related to the points' group mean. Those representational points were used to generate the Delaunay or Voronoi diagrams, which are tested structurally to prove or disprove the optimality of the classification. There was not a single optimized classification out of that process but rather a family of them. The point cloud was the input to the centroid structural optimization, and the family of the optimized centroid method is the input to our proposed implementation of the general theory (see Figure 1). The centroid method produced promising optimized structures that performed from five to ten times better than the other tested variations. The centroid method was implemented using the two structural plugins of Millipede and Karmaba, which run under the environment of the Grasshopper plugin. The optimization itself is done using the grasshopper's component of Galapagos.
keywords Agent-based structural optimization; Evolutionary conceptual tree representation; Heuristic structural knowledge acquisition ; Centroid structural classification optimization method
series eCAADe
email
last changed 2022/06/07 07:55

_id ecaade2016_023
id ecaade2016_023
authors Olascoaga, Carlos Sandoval, Xu, Wenfei and Flores, Hector
year 2016
title Crowd-Sourced Neighborhoods - User-Contextualized Neighborhood Ranking
source Herneoja, Aulikki; Toni Österlund and Piia Markkanen (eds.), Complexity & Simplicity - Proceedings of the 34th eCAADe Conference - Volume 2, University of Oulu, Oulu, Finland, 22-26 August 2016, pp. 19-30
doi https://doi.org/10.52842/conf.ecaade.2016.2.019
wos WOS:000402064400001
summary Finding an attractive or best-fit neighborhood for a new resident of any city is not only important from the perspective of the resident him or herself, but has larger implications for developers and city planners. The environment or mood of the right neighborhood is not simply created through traditional characteristics such as income, crime, or zoning regulations - more ephemeral traits related to user-perception also have significant weight. Using datasets and tools previously unassociated with real-estate decision-making and neighborhood planning, such as social media and machine learning, we create a non-deterministic and customized way of discovering and understanding neighborhoods. Our project creates a customizable ranking system for the 195 neighborhoods in New York City that helps users find the one that best matches their preferences. Our team has developed a composite weighted score with urban spatial data and social media data to rank all NYC neighborhoods based on a series of questions asked to the user. The project's contribution is to provide a scientific and calibrated understanding of the impact that socially oriented activities and preferences have towards the uses of space.
keywords Textual Semantic analysis; machine learning; participatory planning; community detection; neighborhood definition
series eCAADe
email
last changed 2022/06/07 08:00

_id ascaad2016_001
id ascaad2016_001
authors Al-Attili, Aghlab; Anastasia Karandinou and Ben Daley
year 2016
title Parametricism vs Materialism - Evolution of digital technologies for development
source Parametricism Vs. Materialism: Evolution of Digital Technologies for Development [8th ASCAAD Conference Proceedings ISBN 978-0-9955691-0-2] London (United Kingdom) 7-8 November 2016, 597 p.
summary We build on previous technological developments in CAAD by looking into parametric design exploration and the development of the concept of parametricism. We use the phenomenological backdrop to account for our physical experiences and encounters as well as our mental ones; both evident in the link between parametric design as a process and an outcome. In specific, we previously examined two particular metaphors. The first metaphor addressed aspects of virtual environments that resemble our physical world; In other words, computer model as physical model and digital world as material world. In this volume, we extend the exploration into aspects of virtual environments and their resemblance to physical environments by looking at ‘performance’ aspects: the way in which environments are sensed, measured, tracked and visualised. Moreover, we reflect on matters and materiality in both virtual and physical space philosophically, theoretically, practically and reflectively. The second metaphor looked into the modes and means of interaction between our bodies and such virtual environment. Here we extend the investigation to look at the ways in which measures of environmental performance influence human interaction in real environments. The exploration takes us further to look into the area of design fabrication of the built environment, and methods in which developed processes meet environmental performance requirements, and the innovative outcomes that lead to disruptive technologies getting introduced into design and we revisit parametric design under this focus area.
series ASCAAD
type normal paper
email
last changed 2024/02/13 14:28

_id caadria2016_631
id caadria2016_631
authors Alambeigi, Pantea; Sipei Zhao, Jane Burry and Xiaojun Qiu
year 2016
title Complex human auditory perception and simulated sound performance prediction
source Living Systems and Micro-Utopias: Towards Continuous Designing, Proceedings of the 21st International Conference on Computer-Aided Architectural Design Research in Asia (CAADRIA 2016) / Melbourne 30 March–2 April 2016, pp. 631-640
doi https://doi.org/10.52842/conf.caadria.2016.631
summary This paper reports an investigation into the degree of con- sistency between three different methods of sound performance evalu- ation through studying the performance of a built project as a case study. The non-controlled office environment with natural human speech as a source was selected for the subjective experiment and ODEON room acoustics modelling software was applied for digital simulation. The results indicate that although each participant may in- terpret and perceive sound in a particular way, the simulation can pre- dict this complexity to some extent to help architects in designing acoustically better spaces. Also the results imply that architects can make valid comparative evaluations of their designs in an architectur- ally intuitive way, using architectural language. The research acknowledges that complicated engineering approaches to subjective analysis and to controlling the test environment and participants is dif- ficult for architects to comprehend and implement.
keywords Human sound perception; acoustic simulation; experiment and measurement
series CAADRIA
email
last changed 2022/06/07 07:54

_id ascaad2016_032
id ascaad2016_032
authors Alhadidi, Suleiman; Justin Mclean, Luchlan Sharah, Isabel Chia, Roger Sam
year 2016
title Multiflight - Creating Interactive Stairs through Positive Technology
source Parametricism Vs. Materialism: Evolution of Digital Technologies for Development [8th ASCAAD Conference Proceedings ISBN 978-0-9955691-0-2] London (United Kingdom) 7-8 November 2016, pp. 295-308
summary This paper details a pedagogical project which calls for an improved design performance of the existing built environment through the use of smart technology and data-driven design. The project is an investigation into ways in which to improve the performance of a ‘pre-selected university building’ through the use of a media facade that allows for interactive experiences. Existing problems of the selected building have been identified through observation and research using a rich picture and agile approach. An underutilised staircase was selected as the focus site for a series of computational design and interactive design studies. The brief of this mini-research project aims to encourage more people to use the stairs and create a memorable experience with a technological approach through the application of a site specific interactive media installation. The project is an interactive staircase which utilises LED strips and generative sound. The project features a series of light boxes which are connected to the existing staircase balustrade. Arduino, passive infra-red sensors, and other motion detection sensors were used to allow for light and generative sound interaction with users using visual scripting tools and a generative design platform. Sensing technology was used as a real-time data-gathering device during the site analysis phase as well as an input device for the designed prototype to allow the testing of the data-driven design. This paper details the study and resultant interactive prototypes. It also discusses the exploration of performance based design ideas into design workflows and the integration of sensing tools into the design process. It concludes by identifying possible implications on using the Internet of Things concepts to facilitate the design of interactive architecture.
series ASCAAD
email
last changed 2017/05/25 13:33

_id ascaad2016_031
id ascaad2016_031
authors Amireh, Omar; Manal Ryalat and Tasbeeh Alaqtum
year 2016
title Narrative Architectural Fiction in Mentally Built Environments
source Parametricism Vs. Materialism: Evolution of Digital Technologies for Development [8th ASCAAD Conference Proceedings ISBN 978-0-9955691-0-2] London (United Kingdom) 7-8 November 2016, pp. 283-294
summary A thin line lies between reality and fiction; what is mentally imagined and what is visualized. It all depends on how ideas and images are perceived or what neurological activity is triggered in the user’s brain. Architects and designers spare no effort or tools in presenting buildings, architecture or designs in all forms or ways that would augment users’ experience whether on the perceptual or the cognitive level and in both the digital or the physical environments. In a progressive tendency they, the designers, tend to rely more and more on digitizing their vision and mission, which subsequently give them, impressive and expressive superiority, that would influence the users conscious on the one hand and manipulate their subconscious on the other. Within that process designers work hard to break any mental firewall that would prevent their ideas from pervading the space of any mental environment the user, build or visualize. In that context, to what extent such ways of mental entertainments used by architects, legitimize deception in design? What distinguishes employing the rhythmic simulation of the narrative fictional inceptions (virtual reality) from deploying the adaptive stimulation of the experience modeling conceptions. The difference between planting an idea and constructing an idea. It is not the intention of the paper to prove the failure of the computer aided design neither to stand against the digital architectural design media and applications development. It is rather to present a different way of understanding of how architectural design whether virtual, digital, or real can stimulates and induces codes and messages that is correlated to the brainwave cognitive attributes and can generate a narrative brain environment where the brain can construct and simulate its own fictional design. Doing so, the paper will review certain experimental architectural events and activities which integrate sound and sight elements and effects within some electronic, technical and digital environments.
series ASCAAD
email
last changed 2017/05/25 13:33

_id caadria2016_013
id caadria2016_013
authors Aschwanden, Gideon D.P.A.
year 2016
title Neighbourhood detection with analytical tools
source Living Systems and Micro-Utopias: Towards Continuous Designing, Proceedings of the 21st International Conference on Computer-Aided Architectural Design Research in Asia (CAADRIA 2016) / Melbourne 30 March–2 April 2016, pp. 13-22
doi https://doi.org/10.52842/conf.caadria.2016.013
summary The increasing population size of cities makes the urban fabric ever more complex and more disintegrated into smaller areas, called neighbourhoods. This project applies methods from geoscience and software engineering to the process of identification of those neighbourhoods. Neighbourhoods, by nature, are defined by connec- tivity, centrality and similarity. Transport and geospatial datasets are used to detect the characteristics of places. An unsupervised learning algorithm is then applied to sort places according to their characteris- tics and detect areas with similar make up: the neighbourhood. The at- tributes can be static like land use or space syntax attributes as well as dynamic like transportation patterns over the course of a day. An un- supervised learning algorithm called Self Organizing Map is applied to project this high dimensional space constituting of places and their attributes to a two dimensional space where proximity is similarity and patterns can be detected – the neighbourhoods. To summarize, the proposed approach yields interesting insights into the structure of the urban fabric generated by human movement, interactions and the built environment. The approach represents a quantitative approach to ur- ban analysis. It reveals that the city is not a polychotomy of neigh- bourhoods but that neighbourhoods overlap and don’t have a sharp edge.
keywords Data analytics; urban; learning algorithms; neighbourhood delineation
series CAADRIA
email
last changed 2022/06/07 07:54

_id acadia20_688
id acadia20_688
authors del Campo, Matias; Carlson, Alexandra; Manninger, Sandra
year 2020
title 3D Graph Convolutional Neural Networks in Architecture Design
source ACADIA 2020: Distributed Proximities / Volume I: Technical Papers [Proceedings of the 40th Annual Conference of the Association of Computer Aided Design in Architecture (ACADIA) ISBN 978-0-578-95213-0]. Online and Global. 24-30 October 2020. edited by B. Slocum, V. Ago, S. Doyle, A. Marcus, M. Yablonina, and M. del Campo. 688-696.
doi https://doi.org/10.52842/conf.acadia.2020.1.688
summary The nature of the architectural design process can be described along the lines of the following representational devices: the plan and the model. Plans can be considered one of the oldest methods to represent spatial and aesthetic information in an abstract, 2D space. However, to be used in the design process of 3D architectural solutions, these representations are inherently limited by the loss of rich information that occurs when compressing the three-dimensional world into a two-dimensional representation. During the first Digital Turn (Carpo 2013), the sheer amount and availability of models increased dramatically, as it became viable to create vast amounts of model variations to explore project alternatives among a much larger range of different physical and creative dimensions. 3D models show how the design object appears in real life, and can include a wider array of object information that is more easily understandable by nonexperts, as exemplified in techniques such as building information modeling and parametric modeling. Therefore, the ground condition of this paper considers that the inherent nature of architectural design and sensibility lies in the negotiation of 3D space coupled with the organization of voids and spatial components resulting in spatial sequences based on programmatic relationships, resulting in an assemblage (DeLanda 2016). These conditions constitute objects representing a material culture (the built environment) embedded in a symbolic and aesthetic culture (DeLanda 2016) that is created by the designer and captures their sensibilities.
series ACADIA
type paper
email
last changed 2023/10/22 12:06

_id ijac201614306
id ijac201614306
authors Kuan-Ying, Wu and Hou June-Hao
year 2016
title Spark Wall: Control responsive environment by human behaviour
source International Journal of Architectural Computing vol. 14 - no. 3, 255-262
summary Responsive environment uses human–computer interface to improve how humans experience their surroundings. Many research aimed at different kinds of interactive environment modules with new digital tectonics or computation components. However, those new environments sometimes could be manipulated by components which are less user-friendly and complex than traditional counterparts. In this article, we implemented a real responsive interface – the Spark Wall system, which use 160 actuator modules as our responsive feedback interface and depth camera as sensing input. We built up multi-modal interface for different operating purposes allowing the user to control responsive environment with their behaviour. The user could change his or her body posture to change the pattern of the wall and moreover define touch-input area on any surface. From the user’s perspective, a responsive environment should be a simple system with understandable control modes. A responsive artefact should also be able to dynamically correspond to different methods of operation according to the user’s intentions.
keywords Responsive environment, human–computer interface, surface computing, multi-modal interface, depth sensing
series journal
last changed 2016/10/05 08:21

_id ijac201614401
id ijac201614401
authors Mark, Earl and Zita Ultmann
year 2016
title Environmental footprint design tool: Exchanging geographical information system and computer-aided design data in real time
source International Journal of Architectural Computing vol. 14 - no. 4, 307-321
summary The pairing of computer-aided design and geographical information system data creates an opportunity to connect an architectural design process with a robust analysis of its environmental constraints. Yet, the geographical information system data may be too overwhelmingly complex to be fully used in computer-aided design without computer-assisted methods of filtering relevant information. This article reports on the implementation of an integrated environment for three-dimensional computer-aided design and environmental impact. The project focused on a two-way data exchange between geographical information system and computer-aided design in building design. While the two different technologies may rely on separate representational models, in combination they can provide a more complete view of the natural and built environment. The challenge in integration is that of bridging the differences in analytical methods and database formats. Our approach is rooted in part in constraint-based design methods, well established in computer-aided design (e.g. Sketchpad, Generative Components, and computer-aided three-dimensional interactive application). Within such computer-aided design systems, geometrical transformations may be intentionally constrained to help enforce a set of design determinants. Although this current implementation modestly relates to geometrical constraints, the use of probabilistic risk values is more central to its methodology.
keywords Boolean analysis, area overlay analysis, attribute classification, data transition using .csv, vectorization, risk analysis, site planning
series journal
email
last changed 2016/12/09 10:52

_id acadia16_78
id acadia16_78
authors Parker, Matthew; Taron, Joshua M.
year 2016
title Form-Making in SIFT Imaged Environments
source ACADIA // 2016: POSTHUMAN FRONTIERS: Data, Designers, and Cognitive Machines [Proceedings of the 36th Annual Conference of the Association for Computer Aided Design in Architecture (ACADIA) ISBN 978-0-692-77095-5] Ann Arbor 27-29 October, 2016, pp. 78-87
doi https://doi.org/10.52842/conf.acadia.2016.078
summary Within the contemporary condition, turbulence that confronts architecture is no longer unpredictable weather patterns or wild beasts, but the unintended forces of a constantly connected digital infrastructure that demands constant attention. If, as Mark Wigley puts it, “architecture is always constructed in and against a storm” it is time for architecture to reevaluate its ability to separate us from a new storm-one that situates technology, global connectivity, human, non-human and composite users, and algorithmic architecture itself as new weather systems. Toward this end, this paper explores architecture’s ability to mediate and produce algorithmic turbulence generated through image-based sensing of the built environment. Through a close reading of Le Corbusier’s Urbanisme, we argue that for much of the 20th and the early part of the 21st century, cities have been designed to produce diagrams of smooth and homogenous flows. However, distributed personal technologies produce virtual layers that unevenly map onto the city, resulting in turbulent forces that computational platforms aim to conceal behind a visual narrative of accuracy, cohesion, anticipation, and order. By focusing on SIFT algorithms and their ability to extract n-dimensional vectors from two-dimensional images, this research explores computational workflows that mobilize turbulence towards the production of indeterminate form. These forms demarcate a new kind of challenge for both architecture and the city, whereby a cultural appetite to deploy algorithms that produce a smooth and seamless image of the world comes hand in hand with the turbulent and disruptive autonomy of those very same algorithms. By revisiting Urbanisme, a new set of architectural objectives are established that contextualize SIFTS within an urban agenda.
keywords complex morphology, sift algorithms, architectural representation, sensate systems
series ACADIA
type paper
email
last changed 2022/06/07 07:59

_id ecaade2016_140
id ecaade2016_140
authors Simeone, Davide, Coraglia, Ugo Maria, Cursi, Stefano and Fioravanti, Antonio
year 2016
title Behavioural Simulation for Built Heritage Use Planning
source Herneoja, Aulikki; Toni Österlund and Piia Markkanen (eds.), Complexity & Simplicity - Proceedings of the 34th eCAADe Conference - Volume 2, University of Oulu, Oulu, Finland, 22-26 August 2016, pp. 503-510
doi https://doi.org/10.52842/conf.ecaade.2016.2.503
wos WOS:000402064400050
summary This paper presents a system for simulating human behaviour in built heritage artefacts aimed at supporting the decision-making processes for their possible re-use.Its goal is to predict the mutual influence between the occupancy phenomena and the architectural heritage environment, in order to optimise the balance between efficiency requirements of spaces and preservation needs of the heritage artefact. The proposed system is based on the integration of a BIM environment with a game engine that allows the modelling of the built environment and the simulation of its use phenomena at the same time. A central role in the systems is played by the distribution of Artificial Intelligence among Virtual Users, process entities (the activities) and the building components, ensuring the coherent representation of the use processes and the direct measurement of their impact on the artefact.
keywords Built Heritage; Human Behaviour Simulation; Agent-Based Modelling; BIM
series eCAADe
email
last changed 2022/06/07 07:56

_id ecaade2016_217
id ecaade2016_217
authors Klerk, Rui de and Beir?o, José
year 2016
title Ontologies and Shape Grammars - A Relational Overview Towards Semantic Design Systems
source Herneoja, Aulikki; Toni Österlund and Piia Markkanen (eds.), Complexity & Simplicity - Proceedings of the 34th eCAADe Conference - Volume 2, University of Oulu, Oulu, Finland, 22-26 August 2016, pp. 305-314
doi https://doi.org/10.52842/conf.ecaade.2016.2.305
wos WOS:000402064400030
summary This paper provides an overview on the relation between computational ontologies and shape grammars regarding the development and production of multi-purpose Semantic Design Systems. The objective of the author's ongoing research is to assist the creation of generative design systems, applicable to design processes in general. Shape grammar rules and ontologies in these systems will be focusing on abstract, generic rules and generic descriptions. When combined through contextually specified relations, these assume semantic expressions and should be able to produce meaningful results.We collect here a short state of the art of the research developed in the fields of architecture, urbanism and computer science in the past ten years regarding the use of knowledge bases (ontologies) combined with generative design systems (with a particular focus on shape grammars). We expect to provide both insight about architectural and urban typologies and the production of meaningful designs using automated generative design systems.
keywords Ontologies; Shape Grammars; Semantic Design Systems; Architectural Design; Urban Planning
series eCAADe
email
last changed 2022/06/07 07:51

_id sigradi2016_498
id sigradi2016_498
authors Santos, Gabriela Bonifacio dos; Raposo, Marinah; Matta, Roberto Da; Cavalcanti, Caio
year 2016
title Tecnologia no Desenvolvimento da Arte Interativa [Technology in the Development of Interactive Art]
source SIGraDi 2016 [Proceedings of the 20th Conference of the Iberoamerican Society of Digital Graphics - ISBN: 978-956-7051-86-1] Argentina, Buenos Aires 9 - 11 November 2016, pp.326-330
summary This article is the result of a project that has been developed in ten days during an academic workshop. The goal was to overcome the force of gravity by producing an environment sensitive to human actions. The action indicated to the group, “soil peeling”, was conceptually idealized by creating an atmosphere that had the ability to subvert the force of gravity. The premise of the project was to support a critical attitude towards anthropocentric movement by emphasizing the individualistic character inherent to contemporary human being. This attitude has been represented by reversing the forces hierarchy. The power to control gravity was then assigned to the agent and, while they were in touch with the installation, they would have full control over a natural phenomenon and could handle it in their favor.
keywords Parametric design; Digital manufacturing; Responsive environment; Rapid prototyping; Anthropocene
series SIGRADI
email
last changed 2021/03/28 19:59

_id ijac201614105
id ijac201614105
authors Ahlquist, Sean
year 2016
title Sensory material architectures: Concepts and methodologies for spatial tectonics and tactile responsivity in knitted textile hybrid structures
source International Journal of Architectural Computing vol. 14 - no. 1, 63-82
summary As the knowledge of material computation advances, continuing the seamless integration of design and fabrication, questions beyond materialization can be addressed with a focus on sensing, feedback, and engagement as critical factors of design exploration. This article will discuss a series of prototypes, design methodologies, and technologies that articulate a textile’s micro-architecture, at the scale of fibers and stitches, to instrumentalize simultaneous structural, spatial, and sensory-responsive qualities. The progression of research displays an ever-deepening instrumentalization of fiber structure and its implications to form definition and responsivity, in creating form- and bending-active structures. The research results in a more refined definition of material behavior as the innate phenomena which emerge at the moment of textile fabrication. Ultimately, the architecture, in its materiality and physical, visual, and auditory responsivity, is designed to address specific challenges for children in filtering multiple sensory inputs, an underlying factor of autism spectrum disorder.
keywords CNC Knitting, Form-active, Bending-active, Textile hybrid, Mutli-sensory
series journal
last changed 2016/06/13 08:34

_id ascaad2016_014
id ascaad2016_014
authors Ahmed, Zeeshan Y.; Freek P. Bos, Rob J.M. Wolfs and Theo A.M. Salet
year 2016
title Design Considerations Due to Scale Effects in 3D Concrete Printing
source Parametricism Vs. Materialism: Evolution of Digital Technologies for Development [8th ASCAAD Conference Proceedings ISBN 978-0-9955691-0-2] London (United Kingdom) 7-8 November 2016, pp. 115-124
summary The effect of scale on different parameters of the 3D printing of concrete is explored through the design and fabrication of a 3D concrete printed pavilion. This study shows a significant gap exists between what can be generated through computer aided design (CAD) and subsequent computer aided manufacturing (generally based on CNC technology). In reality, the 3D concrete printing on the one hand poses manufacturing constraints (e.g. minimum curvature radii) due to material behaviour that is not included in current CAD/CAM software. On the other hand, the process also takes advantage of material behaviour and thus allows the creation of shapes and geometries that, too, can’t be modelled and predicted by CAD/CAM software. Particularly in the 3D printing of concrete, there is not a 1:1 relation between toolpath and printed product, as is the case with CNC milling. Material deposition is dependent on system pressure, robot speed, nozzle section, layer stacking, curvature and more – all of which are scale dependent. This paper will discuss the design and manufacturing decisions based on the effects of scale on the structural design, printed and layered geometry, robot kinematics, material behaviour, assembly joints and logistical problems. Finally, by analysing a case study pavilion, it will be explore how 3D concrete printing structures can be extended and multiplied across scales and functional domains ranging from structural to architectural elements, so that we can understand how to address questions of scale in their design.
series ASCAAD
email
last changed 2017/05/25 13:31

_id sigradi2016_615
id sigradi2016_615
authors Almeida , Rafael Goffinet de; Santos, Fábio Lopes Souza
year 2016
title Um olhar sobre a relação entre sujeitos e meios técnicos: O público como construção social mediada [Looking at the relationship between subjects and technical means: The audience as mediated social construction]
source SIGraDi 2016 [Proceedings of the 20th Conference of the Iberoamerican Society of Digital Graphics - ISBN: 978-956-7051-86-1] Argentina, Buenos Aires 9 - 11 November 2016, pp.872-879
summary This article analyses some of the proposals produced in the late 1970´s by the American contemporary artist Dan Graham, in which he uses technical means to investigate the audience´s perception and behavior. The questions raised highlight reciprocity phenomena and identity constructions – factors that affect our experience and behavior in contemporary cities daily life. All of these issues derive from Graham´s investigations of the main information and communication technologies (media) produced at that time, and which continue to offer reflections on current relationship between technical means and the subject – that is, his/her condition as audience, observer, spectator or user.
keywords Dan Graham; Contemporary art; Contemporary Architecture and City; Technical means; Contemporary spatiality
series other
type normal paper
email
last changed 2017/06/21 14:49

_id sigradi2016_686
id sigradi2016_686
authors Caldeira, Keila Fernanda Gomes; Pinheiro, Rafael Lemieszek
year 2016
title Cidade Dinâmica: Ferramentas digitais em prol do planejamento urbano [Ferramentas digitais em prol do planejamento urbano]
source SIGraDi 2016 [Proceedings of the 20th Conference of the Iberoamerican Society of Digital Graphics - ISBN: 978-956-7051-86-1] Argentina, Buenos Aires 9 - 11 November 2016, pp.544-549
summary Considering the variety of digital tools available nowadays and the growth of their possible uses in architecture and urbanism,, we propose to study their potential as auxiliary tools in the process of urban design, based on their ability to help understand and take part in complex projects that are currently out of reach, technically or literally, to the general population. This article analyzes the origins and the theoretical framework behind urban planning in the Brazilian contemporary cities, currently based on Euclidean Zoning, and the processes of connecting contributions from participatory process and digital tools into city-planning level decisions. attempting to have a closer look into the questions behind a new proposal of planning, on a non-euclidean way, where the urban parameters could be evaluated and defined individually for each plot, based on a set of parameters that vary gradually and are dynamic in nature.
keywords Euclidean planning; Participatory proccess; Digital tools; Parametric urban planning; Computational urbanism
series SIGRADI
email
last changed 2021/03/28 19:58

_id ijac201614207
id ijac201614207
authors Chaszar, Andre and Sam Conrad Joyce
year 2016
title Generating freedom: Questions of flexibility in digital design and architectural computation
source International Journal of Architectural Computing vol. 14 - no. 2, 167-181
summary Generative processes and generative design approaches are topics of continuing interest and debate within the realms of architectural design and related fields. While they are often held up as giving designers the opportunity (the freedom) to explore far greater numbers of options/alternatives than would otherwise be possible, questions also arise regarding the limitations of such approaches on the design spaces explored, in comparison with more conventional, human-centric design processes. This article addresses the controversy with a specific focus on parametric-associative modelling and genetic programming methods of generative design. These represent two established contenders within the pool of procedural design approaches gaining increasingly wide acceptance in architectural computational research, education and practice. The two methods are compared and contrasted to highlight important differences in freedoms and limitations they afford, with respect to each other and to ‘manual’ design. We conclude that these methods may be combined with an appropriate balance of automation and human intervention to obtain ‘optimal’ design freedom, and we suggest steps towards finding that balance.
keywords Design space exploration, parametric-associative modelling, genetic programming, mixed-initiative methods
series journal
last changed 2016/06/13 08:34

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