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 acadia13_319
id acadia13_319
authors Mehanna, Ryan
year 2013
title Resilient Structures Through Machine Learning And Evolution
source ACADIA 13: Adaptive Architecture [Proceedings of the 33rd Annual Conference of the Association for Computer Aided Design in Architecture (ACADIA) ISBN 978-1-926724-22-5] Cambridge 24-26 October, 2013), pp. 319-326
doi https://doi.org/10.52842/conf.acadia.2013.319
summary In the context of the growing usefulness of computation within architecture, structures face the potential for being conceived of as intelligent entities capable of resilient, adaptive behavior.Building on this idea, this work explores the use of machine learning for structures that may learn to autonomously “stand up”. The hypothesis is that a neural network with genetically optimized weights would be capable of teaching lightweight, flexible, and unanchored structures to self-rectify after falling, through their interactions with their environment. The experiment devises a physical and a simulated prototype. The machine-learning algorithm is implemented on the virtual model in a three-dimensional physics environment, and a solution emerges after a number of tests. The learned behavior is transferred to the physical prototype to test its performance in reality. This method succeeds in allowing the physical prototype to stand up. The findings of this process may have useful implications for developing embodied dynamic structures that are enabled with adaptive behavior.
keywords complex systems, neural networks, genetic algorithms, actuated structures, particle-spring systems
series ACADIA
type Normal Paper
email
last changed 2022/06/07 07:58

_id ijac201310205
id ijac201310205
authors Sharif, Shani; T. Russell Gentry, Jeannette Yen, Joseph N. Goodman
year 2013
title Transformative Solar Panels: A Multidisciplinary Approach
source International Journal of Architectural Computing vol. 11 - no. 2, 227-246
summary This paper focuses on the applications of geometrically transformable and expandable structures with deployed "energy production" mode and retracted "wind shedding" mode to replace the fixed photovoltaic (PV) panels and racking systems currently used in buildings rooftop installations. The significance of this expandable geometric system relies on its embedded motion grammar, i.e. rotation and translation transformations, in the system. The research draws inspiration from reconfiguration of compound tree leaves in nature, and addresses issues of redesign and modeling challenges that led to digital fabrication of the prototype. Finally, the research studies the development of a multidisciplinary research from the distributed cognition point of view, and emphasizes on the role of an iterative creation, sharing and reflection method for the development of a common ground for a successful collaboration.
series journal
last changed 2019/05/24 09:55

_id ecaade2023_317
id ecaade2023_317
authors Zamani, Alireza, Mohseni, Alale and Bertug Çapunaman, Özgüç
year 2023
title Reconfigurable Formwork System for Vision-Informed Conformal Robotic 3D Printing
source Dokonal, W, Hirschberg, U and Wurzer, G (eds.), Digital Design Reconsidered - Proceedings of the 41st Conference on Education and Research in Computer Aided Architectural Design in Europe (eCAADe 2023) - Volume 1, Graz, 20-22 September 2023, pp. 387–396
doi https://doi.org/10.52842/conf.ecaade.2023.1.387
summary Robotic additive manufacturing has garnered significant research and development interest due to its transformative potential in architecture, engineering, and construction as a cost-effective, material-efficient, and energy-saving fabrication method. However, despite its potential, conventional approaches heavily depend on meticulously optimized work environments, as robotic arms possess limited information regarding their immediate surroundings (Bechthold, 2010; Bechthold & King, 2013). Furthermore, such approaches are often restricted to planar build surfaces and slicing algorithms due to computational and physical practicality, which consequently limits the feasibility of robotic solutions in scenarios involving complex geometries and materials. Building on previous work (Çapunaman et al., 2022), this research investigates conformal 3D printing of clay using a 6 degrees-of-freedom robot arm and a vision-based sensing framework on parametrically reconfigurable tensile hyperbolic paraboloid (hypar) formwork. In this paper, we present the implementation details of the formwork system, share findings from preliminary testing of the proposed workflow, and demonstrate application feasibility through a design exercise that aims to fabricate unique components for a poly-hypar surface structure. The formwork system also offers parametric control over generating complex, non-planar tensile surfaces to be printed on. Within the scope of this workflow, the vision-based sensing framework is employed to generate a digital twin informing iterative tuning of the formwork geometry and conformal toolpath planning on scanned geometries. Additionally, we utilized the augmented fabrication framework to observe and analyze deformations in the printed clay body that occurs during air drying. The proposed workflow, in conjunction with the vision-based sensing framework and the reconfigurable formwork, aims to minimize time and material waste in custom formwork fabrication and printing support materials for complex geometric panels and shell structures.
keywords Robotic Fabrication, Conformal 3D Printing, Additive Manufacturing, Computer-Vision, Reconfigurable Formwork
series eCAADe
email
last changed 2023/12/10 10:49

_id acadia20_114p
id acadia20_114p
authors Zivkovic, Sasa; Havener, Brian; Battaglia, Christopher
year 2020
title Log Knot
source ACADIA 2020: Distributed Proximities / Volume II: Projects [Proceedings of the 40th Annual Conference of the Association of Computer Aided Design in Architecture (ACADIA) ISBN 978-0-578-95253-6]. Online and Global. 24-30 October 2020. edited by M. Yablonina, A. Marcus, S. Doyle, M. del Campo, V. Ago, B. Slocum. 114-119.
summary Log Knot, developed by the Robotic Construction Laboratory (RCL) at Cornell University, is a robotically fabricated architectural installation that establishes a method for variable compound timber curvature creation utilizing both regular and irregular roundwood geometries. Moreover, the project develops methods for minimal formwork assembly and moment force optimization of customized mortise and tenon joints. Following the logic of a figure-8 knot, the project consists of an infinite loop of roundwood, curving three-dimensionally along its length. There are a variety of techniques to generate single curvature in wood structures – such as steam bending (Wright et al., 2013) or glue lamination (Issa and Kmeid, 2005) – but only a few techniques to generate complex curvature from raw material within a single wooden structural element exist. To construct complex curvature, the research team developed a simple method that can easily be replicated. First, the log is compartmentalized, establishing a series of discrete parts. Second, the parts are reconfigured into a complex curvature “whole” by carefully manipulating the assembly angles and joints between the logs. Timber components reconfigured in such a manner can either follow planar curvature profiles or spatial compound curvature profiles. Based on knowledge gained from the initial joinery tests, the research team developed a custom tri-fold mortise and tenon joint, which is self-supportive during assembly and able to resist bending in multiple directions. Using the tri-fold mortise and tenon joint, a number of full-scale prototypes were created to test the structural capacity of the overall assembly. Various structural optimization protocols are deployed in the Log Knot project. While the global knot form is derived from spatial considerations – albeit within the structurally sound framework of a closed-loop knot structure – the project is structurally optimized at a local level, closely calibrating structural cross-sections, joinery details, and joint rotation in relation to prevailing load conditions.
series ACADIA
type project
email
last changed 2021/10/26 08:03

_id ijac201310105
id ijac201310105
authors Agkathidis, Asterios and Andre_ Brown
year 2013
title Tree-Structure Canopy:A Case Study in Design and Fabrication of Complex Steel Structures using Digital Tools
source International Journal of Architectural Computing vol. 11 - no. 1, 87-104
summary This paper describes and reflects on the design and manufacturing process of the Tree-Structure canopy for the WestendGate Tower in Frankfurt upon Main, completed early 2011.The project investigated fabrication and assembly principles of complex steel structures as well as the integration of contemporary computational design, engineering, optimization and simulation techniques in a collaborative design approach. This paper focuses on the notion of modular standardization as opposed to non standard customized components. It also engages with issues relating to digital production tools and their impact on construction cost, material performance and tolerances. In addition it examines the reconfiguration of liability during a planning and construction process, an aspect which can be strongly determined by fabrication companies rather than the architect or designer.This paper is written as a reflection on the complete building process when contemporary digital tools are used from design through to fabrication. It studies both the generation of the steel structure as well the ETFE cushion skin. It reports on a collaborative project, where the main author was responsible for the canopies design, parameterization, digitalization and fabrication, as well as for the dissemination of the outcomes and findings during the design and realization process.As such it represents an example of research through design in a contemporary and evolving field.The canopy received a design award by the Hellenic Architecture Association.
series journal
last changed 2019/05/24 09:55

_id cf2013_167
id cf2013_167
authors Carlow, Jason F. and Kristof Crolla
year 2013
title Shipping Complexity: Parametric Design for Remote Communities
source Global Design and Local Materialization[Proceedings of the 15th International Conference on Computer Aided Architectural Design Futures / ISBN 978-3-642-38973-3] Shanghai, China, July 3-5, 2013, pp. 167-175.
summary This paper presents a system for design and construction of a parametrically designed, structural shell for remote communities. It explains how, through the use of various digital software platforms, a single-layer, structural shell is designed and optimized and subsequently how a series of customized joints can be output for direct digital fabrication. As the customization is focused primary in the joints of the structure, standard dimension, locally sourced structural members can be used. By embedding assembly information onto the physical joints, the system has the capacity to simplify the construction of complex shell structures by workers with basic construction skills. Flat-packed joints can be shipped to remote sites without heavy structural members thereby reducing transportation costs and the overall embodied energy. By lowering cost and simplifying construction of large span structures, the project is intended to extend the benefits of digitally driven design to rural, remote or under-privileged communities.
keywords Parametric design, structural shell, remote communities, embedded intelligence, digital fabrication.
series CAAD Futures
email
last changed 2014/03/24 07:08

_id ecaade2013_056
id ecaade2013_056
authors Fioravanti, Antonio; Avincola, Eolo and Novembri, Gabriele
year 2013
title Even ‘Clouds’ Can Burn
source Stouffs, Rudi and Sariyildiz, Sevil (eds.), Computation and Performance – Proceedings of the 31st eCAADe Conference – Volume 2, Faculty of Architecture, Delft University of Technology, Delft, The Netherlands, 18-20 September 2013, pp. 29-37
doi https://doi.org/10.52842/conf.ecaade.2013.2.029
wos WOS:000340643600002
summary Architecture, nowadays, is an even more demanding activity in which complexity is the keyword: complex forms, complex functions and complex structures require sophisticated facilities and components, for example, ‘The Cloud’ of D. and M. Fuksas in Rome. These complexities can give rise to numerous risks, among which fire is frequently a central problem. The fire safety norms do not involve an approach integrated with other instruments or building model (BIM), but provide a list of information and constraints. These codes are now shifting away from a prescriptive-based towards a performance-based method due to recent progress in fire safety engineering. Following this approach, a case study simulation of a multi-purpose centre was carried out in Tivoli, near Rome. This simulation allowed greater freedom in architectural composition, a lower risk to people, a larger number of material and building components used and higher safety standards to be achieved. The model is based on the FDS (Fire Dynamics Simulator) language, a simulation code for low-speed flows, focused on smoke, particle and heat transport by fire.
keywords Architectural design; computational fluid-dynamics; fire propagation; fire safety; smoke propagation.
series eCAADe
email
last changed 2022/06/07 07:50

_id acadia14projects_11
id acadia14projects_11
authors Gheorghe, Andrei
year 2014
title Robotic Infiltrations
source ACADIA 14: Design Agency [Projects of the 34th Annual Conference of the Association for Computer Aided Design in Architecture (ACADIA) ISBN 9789126724478]Los Angeles 23-25 October, 2014), pp. 11-14
doi https://doi.org/10.52842/conf.acadia.2014.011
summary This research describes the outcome of the Angewandte Architecture Challenge 2013 “Robotic Infiltrations” experimental workshop in Digital Design and Fabrication Strategies. The workshop is a collaboration between the University of Innsbruck’s REX|LAB and the Institute of Architecture at the University of Applied Arts Vienna, and represents a continuation of research that explores the potential of additive digital production through the use of robotically controlled placement of phase-change polymers in the production of full scale structures.
keywords Digital fabrication and construction, Digital architectural design, Digital design education, Digital design and production, Full scale digital fabrication, Digital fabrication research, Robotic fabrication
series ACADIA
type Research Projects
email
last changed 2022/06/07 07:51

_id ecaade2013_002
id ecaade2013_002
authors Hanzl, Ma_gorzata
year 2013
title Modelling of Public Spaces
source Stouffs, Rudi and Sariyildiz, Sevil (eds.), Computation and Performance – Proceedings of the 31st eCAADe Conference – Volume 1, Faculty of Architecture, Delft University of Technology, Delft, The Netherlands, 18-20 September 2013, pp. 319-327
doi https://doi.org/10.52842/conf.ecaade.2013.1.319
wos WOS:000340635300033
summary The relationship between the material settings and situational belonging to a more general notion of the culture of a given community remains the subject of inquiry of at least two scientific disciplines: anthropology and urban morphology studies. In this study an assessment of the various modelling platforms is performed with the objective of finding the most efficient method which allows the description of the semiotic features of urbanscapes. The ideal system should link the parametric definition of urban geometry with the high flexibility of data input and easy manipulation. In order to enable culture related analyses of urbanscapes, analyses should be performed which refers to the semiotics of morphological structures in the detailed scale of urban enclosure, which are streets or squares. Some elements of the proposed method of index key analyses are explained as one possible solution for the problems posed.
keywords Urban design; urban morphology; anthropology; parametric modelling; outdoor space.
series eCAADe
email
last changed 2022/06/07 07:49

_id cf2013_338
id cf2013_338
authors Hua, Hao
year 2013
title Multiplying Architectural Layouts and 3D Forms: Interplay of Necessity and Contingency in Architectural Modeling
source Global Design and Local Materialization[Proceedings of the 15th International Conference on Computer Aided Architectural Design Futures / ISBN 978-3-642-38973-3] Shanghai, China, July 3-5, 2013, pp. 338-346.
summary Since 1960s there were many models for architectural layout planning which formulated design activities as problem-solving. On the other hand, various form-finding models had emerged after 1980s. The former seeks the necessity of architectural modeling as an objective science, while the latter encourages the contingent characters of individual modeling. This paper proposes a method of integrating the two families of models. A commutation channel is defined thus every member in one family can work with any member in the other. Therefore the models of architectural layouts can “multiple” the models of 3D forms, which leads to rich variety of architectural structures and forms. The method is implemented and tested in Java.
keywords layout, form, necessity, contingency
series CAAD Futures
email
last changed 2014/03/24 07:08

_id ecaade2014_057
id ecaade2014_057
authors Ivo Vrouwe and Burak Pak
year 2014
title Framing Parametric and Generative Structures - A Novel Framework for Analysis and Education
source Thompson, Emine Mine (ed.), Fusion - Proceedings of the 32nd eCAADe Conference - Volume 1, Department of Architecture and Built Environment, Faculty of Engineering and Environment, Newcastle upon Tyne, England, UK, 10-12 September 2014, pp. 365-371
doi https://doi.org/10.52842/conf.ecaade.2014.1.365
wos WOS:000361384700036
summary In this paper we aimed at the development of a novel tool to facilitate the structured analysis of architectural construction principles, materials and production methods in digital design and fabrication practices. In order to assist the understanding and teaching of these subjects, we employed a taxonomy of spatial design construction (Vrouwe 2013). By using the taxonomy, we analysed and categorised 34 parametric structures published in the IJAC Journal (2002-2014). Informed by this study, we aligned the initial taxonomy using various framing strategies. As a result we developed a new framework for spatial design construction specifically customised for the design and fabrication of parametric structures which can potentially serve as a constructive tool to create a novel design learning environment and integrated teaching strategies.
keywords Digital fabrication; parametric design; education; framing; pedagogy
series eCAADe
email
last changed 2022/06/07 07:50

_id ecaade2013_205
id ecaade2013_205
authors K_nayo_lu, Gökhan
year 2013
title A Novel Method for Revolved Surface Infrastructures
source Stouffs, Rudi and Sariyildiz, Sevil (eds.), Computation and Performance – Proceedings of the 31st eCAADe Conference – Volume 2, Faculty of Architecture, Delft University of Technology, Delft, The Netherlands, 18-20 September 2013, pp. 297-303
doi https://doi.org/10.52842/conf.ecaade.2013.2.297
wos WOS:000340643600030
summary This paper presents an algorithm for the formation of single or double curved revolved surface’s infrastructures through standardized parts. Any revolved surface can be generated with only two types of parts, interconnected by a ribbed structure technique. The proposed method differs from the accustomed orthogonal rib structures by the varying angle in-between coupling parts. The algorithm can be customized through several parameters like the number, width of parts and thickness of the material used for the infrastructure. The algorithm also offers an advantageous nesting pattern with minimum loss of material regardless of the revolved surface cross-section.
keywords Revolved surface; standardization; ribbed structure; contouring; nesting pattern.
series eCAADe
email
last changed 2022/06/07 07:52

_id caadria2013_071
id caadria2013_071
authors Lloret Kristensen, Ena; Fabio Gramazio, Matthias Kohler and Silke Langenberg
year 2013
title Complex Concrete Constructions – Merging Existing Casting Techniques with Digital Fabrication
source Open Systems: Proceedings of the 18th International Conference on Computer-Aided Architectural Design Research in Asia (CAADRIA 2013) / Singapore 15-18 May 2013, pp. 613-622
doi https://doi.org/10.52842/conf.caadria.2013.613
wos WOS:000351496100060
summary In the course of the 20th century, architectural construction has gone through intense innovation in its material, engineering and design, radically transforming the way buildings were and are conceived. Technological and industrial advances enabled and challenged architects, engineers and constructors to build increasingly complex architectural structures from concrete. Computer-Aided Design and Manufacturing (CAD/CAM) techniques have, more recently, rejuvenated and increased the possibilities of realising ever more complex geometries. Reinforced concrete is often chosen for such structures since almost any shape can be achieve when poured into a formwork. However, designs generated with digital tools tend to have limited relation to the efficient modes of production typically used in contemporary concrete construction. A large gap has emerged between the technology in architectural design and the building industry, so that few efficient solutions exist for the production of geometrically complex structures in concrete. This paper focuses on the capabilities and efficiency of existing casting techniques both with static and dynamic formwork which, when combined with digital fabrication, allow innovative fabrication approaches to be taken. Particular focus is placed on slipforming, an approved and efficient construction technique, which until now is unexplored in conjunction with digital fabrication. 
keywords Complex concrete structures, Casting techniques, Formwork, Slipforming, Digital fabrication, Smart dynamic casting 
series CAADRIA
email
last changed 2022/06/07 07:59

_id acadia13_347
id acadia13_347
authors Sabin, Jenny E.
year 2013
title myThread Pavilion: Generative Fabrication in Knitting Processes
source ACADIA 13: Adaptive Architecture [Proceedings of the 33rd Annual Conference of the Association for Computer Aided Design in Architecture (ACADIA) ISBN 978-1-926724-22-5] Cambridge 24-26 October, 2013), pp. 347-354
doi https://doi.org/10.52842/conf.acadia.2013.347
summary Advancements in weaving, knitting and braiding technologies have brought to surface high-tech and high- performance composite fabrics. These products have historically infiltrated the aerospace, automobile, sports and marine industries, but architecture has not yet fully benefitted from these lightweight freeform surface structures. myThread, a commission from the Nike FlyKnit Collective, features knitted textile structures at the scale of a pavilion. The evolution of digital tools in architecture has prompted new techniques of fabrication alongside new understandings in the organization of material through its properties and potential for assemblage. No longer privileging column, beam and arch, our definition of architectural tectonics has broadened alongside advancements made in computational design. Internal geometries inherent to natural forms, whose complexity could not be computed with the human mind alone, may now be explored synthetically through mathematics and generative systems. Textiles offer architecture a robust design process whereby computational techniques, pattern manipulation, material production and fabrication are explored as an interconnected loop that may feed back upon itself in no particular linear fashion. The myThread Pavilion integrates emerging technologies in design through the materialization of dynamic data sets generated by the human body engaged in sport and movement activities in the city.
keywords next generation technology, textiles, responsive material, knitting, data visualization, generative design, bio-data
series ACADIA
type Normal Paper
email
last changed 2022/06/07 07:59

_id caadria2013_178
id caadria2013_178
authors Stavric, Milena and Albert Wiltsche
year 2013
title Investigations on Quadrilateral Patterns for Rigid Folding Structures – Folding Strategies - Rigid and Curved Folding
source Open Systems: Proceedings of the 18th International Conference on Computer-Aided Architectural Design Research in Asia (CAADRIA 2013) / Singapore 15-18 May 2013, pp. 893-902
doi https://doi.org/10.52842/conf.caadria.2013.893
wos WOS:000351496100092
summary A rigid spatial structure represents a three-dimensional structural system in which the size of the singular planar elements is very small related to the whole construction. In this paper we will do investigations of quadrilateral patterns and we will propose an analytical method for designing structural rigid folding with quadrilateral patterns following geometrical surfaces of different topology. Our method offers folding structures with four fold lines meeting in one node which allows a simpler solution of join connections and assembling of the whole spatial and structural system. As the physical characteristics of paper can lead to all kinds of wrong conclusions it is necessary to use CAD tools in addition to scale models, where the entire folding element is reconstructed and its geometric characteristics are controlled. This kind of control reflects on the scale model. Models are then adjusted, examined and built to reach certain conclusions that are once more tested in CAD software.  
keywords Rigid and curved folding, Quadrilateral folding pattern 
series CAADRIA
email
last changed 2022/06/07 07:56

_id acadia13_367
id acadia13_367
authors Søndergaard, Asbjørn; Amir, Oded; Knauss, Michael
year 2013
title Topology optimization and digital assembly of advanced space-frame structures
source ACADIA 13: Adaptive Architecture [Proceedings of the 33rd Annual Conference of the Association for Computer Aided Design in Architecture (ACADIA) ISBN 978-1-926724-22-5] Cambridge 24-26 October, 2013), pp. 367-378
doi https://doi.org/10.52842/conf.acadia.2013.367
summary This paper presents a novel method for the integrated design, optimization and fabrication of space-frame structures in an autonomous, digital process. Comparative numerical studies are presented, demonstrating achievable mass reduction by application of the method by comparison to equivalent to normative space truss designs and dimensions. As such, a principal digital fabrication and assembly scheme is developed, where an architectural design methodology relative to the described process is established, and the proposed process is demonstrated through scaled digital fabrication experiments.
keywords space-frame structures, topology optimization, robotic assembly, digital fabrication, steel
series ACADIA
type Normal Paper
email
last changed 2022/06/07 07:56

_id acadia13_451
id acadia13_451
authors Turakhia, Dishita G.
year 2013
title Dynamic Tensegrity Systems: A case for reconfigurable structures in urban context
source ACADIA 13: Adaptive Architecture [Proceedings of the 33rd Annual Conference of the Association for Computer Aided Design in Architecture (ACADIA) ISBN 978-1-926724-22-5] Cambridge 24-26 October, 2013), pp. 451-452
doi https://doi.org/10.52842/conf.acadia.2013.451
summary The primary objective of the research is to study the non-linear behavior of irregular tensegrity structures and formulate a computational generative, evaluative and algorithmic method to design a structurally dynamic tensegrity system, with inherent potential to adapt to the varying contexts and its respective demands, requirements and spatial needs.
keywords Complex systems, tensegrity systems, dynamic structures, generative algorithms, membranes
series ACADIA
type Research Poster
email
last changed 2022/06/07 07:58

_id acadia13_281
id acadia13_281
authors Ahlquist, Sean; Menges, Achim
year 2013
title Frameworks for Computational Design of Textile Micro-Architectures and Material Behavior in Forming Complex Force-Active Structures
source ACADIA 13: Adaptive Architecture [Proceedings of the 33rd Annual Conference of the Association for Computer Aided Design in Architecture (ACADIA) ISBN 978-1-926724-22-5] Cambridge 24-26 October, 2013), pp. 281-292
doi https://doi.org/10.52842/conf.acadia.2013.281
summary Material behavior can be defined as the confluence of associative rules, contextual pressures and constraints of materialization. In more general terms, it can be parameterized as topologies, forces and materiality. Forming behavior means resolving the intricate matrix of deterministic and indeterministic factors that comprise and interrelate each subset of these material- nherent conditions. This requires a concise design framework which accumulates the confluent behavior through successive and cyclical exchange of multiple design modes, rather than through a single design environment or set of prescribed procedures. This paper unfolds a sequencing of individual methods as part of a larger design framework, described through the development of a series of complex hybrid- structure material morphologies. The “hybrid” nature reflects the integration of multiple force-active structural concepts within a single continuous material system, devising both self-organized yet highly articulated spatial conditions. This leads primarily to the development of what is termed a “textile hybrid” system: an equilibrium state of tensile surfaces and bending-active meshes. The research described in this paper looks to expose the structure of the textile as an indeterministic design parameter, where its architecture can be manipulated as means for exploring and differentiating behavior. This is done through experimentation with weft-knitting technologies, in which the variability of individual knit logics is instrumentalized for simultaneously articulating and structuring form. Such relationships are shown through an installation constructed at the ggggallery in Copenhagen, Denmark.
keywords Material Behavior, Spring-based Simulation, CNC Knitting, Form- and Bending-Active, Textile Hybrid Structures.
series ACADIA
type Normal Paper
email
last changed 2022/06/07 07:54

_id acadia13_161
id acadia13_161
authors Akbarzadeh; Masoud
year 2013
title Performative Surfaces: Generating complex geometries using planar flow patterns
source ACADIA 13: Adaptive Architecture [Proceedings of the 33rd Annual Conference of the Association for Computer Aided Design in Architecture (ACADIA) ISBN 978-1-926724-22-5] Cambridge 24-26 October, 2013), pp. 161-172
doi https://doi.org/10.52842/conf.acadia.2013.161
summary This research explains the development process of a design tool that can construct complex surface geometries using only two-dimensional plan drawings. The intention behind this tool is to address certain complex behavior of surface geometries such as hydrological characteristics. This paper briefly explains the historic and mathematic description of surface data structures, according to Cayley, Maxwell and Morse. This is followed by a brief introduction of the surface network/critical graph extraction technique in GIS. Additionally, the algorithm of contour extraction from asimple critical graph to reconstruct a surface is explained. In the final section the lessons learnedfrom the previous sections are used to develop algorithms for a tool which uses only plan drawings to construct complex surfaces. Three algorithms are explained in the final section among which the third one is considered to be the most complete and promising approach. Therefore,some design examples are presented to show the flexibility of the tool. At the end, this paper provides suggestions and discussions to reflect further ideas in order to improve the tool in future.
keywords Tools and Interfaces, complex surface, drainage patterns, discrete flow diagram, surface networks, critical graph, and surface generation
series ACADIA
type Normal Paper
email
last changed 2022/06/07 07:54

_id sigradi2013_117
id sigradi2013_117
authors Alves Veloso, Pedro L.; Anja Pratschke
year 2013
title Uma Arqueologia de Diagramas Cibernéticos [An Archaeology of Cybernetic Diagrams]
source SIGraDi 2013 [Proceedings of the 17th Conference of the Iberoamerican Society of Digital Graphics - ISBN: 978-956-7051-86-1] Chile - Valparaíso 20 - 22 November 2013, pp. 353 - 356
summary This paper investigates the use of explicit structures of information in architectural design. Particularly, it approaches the use of diagrams related to cybernetics and information theory in experimental practices in the 1960’s and 1970’s. It analyses the diagram of cybernetic control proposed by the cybernetician Gordon Pask for the Fun Palace, the diagrams produced by the utopian architect Yona Friedman in the conceptual description of the Flatwriter program and Christopher Alexander’s diagrams and his theories of Synthesis of Form and Pattern Language. Finally it establishes a brief parallel between current domestication and use of dataflow programming with the cybernetic diagrams, highlighting differences in their complexity approach.
keywords Dataflow diagrams; Cybernetics; Complexity
series SIGRADI
email
last changed 2016/03/10 09:47

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