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

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Hits 1 to 20 of 15560

_id ecaade2012_189
id ecaade2012_189
authors Lonsing, Werner
year 2012
title The Infliction of Reality Upon Virtual Architectural Models
doi https://doi.org/10.52842/conf.ecaade.2012.2.385
source Achten, Henri; Pavlicek, Jiri; Hulin, Jaroslav; Matejovska, Dana (eds.), Digital Physicality - Proceedings of the 30th eCAADe Conference - Volume 2 / ISBN 978-9-4912070-3-7, Czech Technical University in Prague, Faculty of Architecture (Czech Republic) 12-14 September 2012, pp. 385-389
summary The inevitable and obvious distinction between virtual and real worlds is a result of an assumption, that objects in computation are either digital or not. With new concepts like Mixed- or Augmented-Realities this simple standardized differentiation has become questionable. The infl iction of real objects upon virtual models can not be ignored.
wos WOS:000330320600040
keywords Augmented Reality; Mixed Reality, Post Desktop Era; Human User Interface
series eCAADe
email
last changed 2022/06/07 07:59

_id caadria2023_187
id caadria2023_187
authors Lopez Rodriguez, Alvaro and Pantic, Igor
year 2023
title Augmented Environments: The Architecture for the Augmented Era
doi https://doi.org/10.52842/conf.caadria.2023.1.403
source Immanuel Koh, Dagmar Reinhardt, Mohammed Makki, Mona Khakhar, Nic Bao (eds.), HUMAN-CENTRIC - Proceedings of the 28th CAADRIA Conference, Ahmedabad, 18-24 March 2023, pp. 403–412
summary Human imagination has played with the idea of an alternative technological world for years. From dystopian proposals like Neuromancer or The Matrix to more positive views like the recent Upload series, the exploration of the friction between the digital world and the physical world has entertained the imagination of our society for decades. Outside the fictional environments, the omnipresence of the internet and the development of “the cloud” are showing that the virtual world is possible and that the idea of a Metaverse is no longer part of science fiction but a very real future for human relations (Winters 2021). In line with the idea of the Metaverse, the intersection of the virtual and the physical world is being explored through the idea of Extended Realities. Technology is allowing humans to enhance their capabilities more than ever, and in fact, it has been proposed that we are entering the Augmented era (King 2014). This paper explores the opportunities and possible challenges that “Extended Architecture” has by analyzing a research project based on augmented reality as the media to explore these ideas. This project will propose a speculative approach to how the fact that in the recent future, everyone will have access to an AR device will change the way we perceive and understand our architectural environment.
keywords Work in progress, Virtual and Augmented Environments, Disruptive Modes of Practice and Pedagogy, Extended Realities, Machine Learning
series CAADRIA
email
last changed 2023/06/15 23:14

_id ecaade2020_026
id ecaade2020_026
authors Lorenz, Wolfgang and Wurzer, Gabriel
year 2020
title FRACAM: A 2.5D Fractal Analysis Method for Facades - Test Environment for a Cell Phone Application to Measure Box Counting Dimension
doi https://doi.org/10.52842/conf.ecaade.2020.1.495
source Werner, L and Koering, D (eds.), Anthropologic: Architecture and Fabrication in the cognitive age - Proceedings of the 38th eCAADe Conference - Volume 1, TU Berlin, Berlin, Germany, 16-18 September 2020, pp. 495-504
summary Fractal analysis helps explaining and understanding architectural quality, e.g., regarding visual complexity described by fractal (box counting) dimension. FRACAM, a cell phone application, uses fractal image analysis methods and takes into account the specific requirements of architectural purposes at the same time. It was developed by the authors to measure the fractal dimension of buildings; more precisely, to measure (color or grayscale) images of (street) views. This paper examines the results of various implemented algorithms for dependencies on camera settings and environmental factors. The main contribution of the authors deals with both an improved differential box counting mechanism applied to color images and a discussion about measurement results concerning influences on the algorithms presented.
keywords cell phone application; box counting; fractal dimension; visual complexity; elevation analysis
series eCAADe
email
last changed 2022/06/07 07:59

_id sigradi2017_042
id sigradi2017_042
authors Loyola, Mauricio; Pablo Domínguez, Diego Rossel, Nicolás Madariaga, Constanza Montiel
year 2017
title GypsumFold: Un método para el plegado de paneles de yeso en ángulos variables para la fabricación de productos arquitectónicos [GypsumFold: A method for folding gypsum panels at varying angles for the manufacture of architectural products]
source SIGraDi 2017 [Proceedings of the 21th Conference of the Iberoamerican Society of Digital Graphics - ISBN: 978-956-227-439-5] Chile, Concepción 22 - 24 November 2017, pp.287-292
summary Este articulo propone un método para fabricar elementos constructivos con yeso-cartón en ángulos variables una manera fácil, rápida, precisa y económicamente eficiente. Su funcionamiento se basa en el diseño y manufactura automatizada de ranuras fresadas en planchas de yeso-cartón utilizando una técnica innovadora denominada “escalonamiento”, la cual permite obtener cualquier ángulo de pliegue usando un mismo procedimiento y herramientas estándar.
keywords CAD/CAM; Digital Fabrication; Gypsum Board; Complex Geometries
series SIGRADI
email
last changed 2021/03/28 19:58

_id sigradi2004_078
id sigradi2004_078
authors Luisa Rodrigues Félix; Adriane Borda Almeida da Silva; Neusa Mariza Rodrigues Félix
year 2004
title Entre béziers e nurbs: Ensino de formas livres no contexto arquitetônico [Between Béziers and Nurbs: Teaching Free Forms in an Architectural Context]
source SIGraDi 2004 - [Proceedings of the 8th Iberoamerican Congress of Digital Graphics] Porte Alegre - Brasil 10-12 november 2004
summary This work intends to contribute to the use of techniques to represent free forms in didactic activities. It enlarges a previous study using only one technique to represent parametric curves and surfaces. It includes the NURBS technique, without discharging the BEZIER technique used before. Some exercises were structured using both techniques to model a representative example of Architecture: the Ronchamp Chapel . architect Le Corbusier. The tasks were compared to highlight the knowledge elements existing in both activities and its necessity of enlargement to move from one to another. Its is observed that the use of different techniques, as NURBS and Bezier, emphasize the specific characteristics of the geometric entities, establishing the control of parameters for free forms in the context of architectural graphics.
series SIGRADI
email
last changed 2016/03/10 09:55

_id ga0221
id ga0221
authors Lunazzi, Renato Saleri
year 2002
title Pseudo-urban automatic pattern generation
source International Conference on Generative Art
summary This research task aims to experiment automatic generative methods able to produce architectural and urban 3D-models. At this time, some interesting applicative results, rising from pseudo-random and l-system formalisms, came to generate complex and rather realistic immersive environments. Next step could be achieved by mixing those techniques to emerging calculus, dealing whith topographic or environmental constraints. As a matter of fact, future developments will aim to contribute to archeological or historical restitution, quickly providing credible 3D environments in a given historical context.
series other
email
more http://www.generativeart.com/
last changed 2003/08/07 17:25

_id ecaade2018_108
id ecaade2018_108
authors Luo, Dan, Wang, Jingsong and Xu, Weiguo
year 2018
title Applied Automatic Machine Learning Process for Material Computation
doi https://doi.org/10.52842/conf.ecaade.2018.1.109
source Kepczynska-Walczak, A, Bialkowski, S (eds.), Computing for a better tomorrow - Proceedings of the 36th eCAADe Conference - Volume 1, Lodz University of Technology, Lodz, Poland, 19-21 September 2018, pp. 109-118
summary Machine learning enables computers to learn without being explicitly programmed. This paper outlines state-of-the-art implementations of machine learning approaches to the study of physical material properties based on Elastomer we developed, which combines with robotic automation and image recognition to generate a computable material model for non-uniform linear Elastomer material. The development of the neural network includes a few preliminary experiments to confirm the feasibility and the influential parameters used to define the final RNN neural network, the study of the inputs and the quality of the testing samples influencing the accuracy of the output model, and the evaluation of the generated material model as well as the method itself. To conclude, this paper expands such methods to the possible architectural implications on other non-uniform materials, such as the performance of wood sheets with different grains and tensile material made from composite materials.
keywords neural network; robotic; material computation; automation
series eCAADe
email
last changed 2022/06/07 07:59

_id sigradi2009_985
id sigradi2009_985
authors Mackay, William Iain; Neander Furtado Silva
year 2009
title From Ancient To Digital: The Challenges Of A Major Transition Towards The Virtual Reconstruction Of The Andean Past (With Special Reference To Inca Architecture.)
source SIGraDi 2009 - Proceedings of the 13th Congress of the Iberoamerican Society of Digital Graphics, Sao Paulo, Brazil, November 16-18, 2009
summary The definition of an underlying shape grammar behind Inca architecture can assist in the virtual archaeological reconstruction of destroyed sites; that is, allowing us to step from the ancient to the digital realm. The Inca architectural style tends to be consistent throughout the Andes and was in effect, a statement of power. Geometricity, interlocking patterns, orthogonal layouts, colour and texture reversal, modular compression, derivations, rotation, mirroring, repetition, symmetry, proportion, ratios, recombination and Andean “entasis” are qualities frequently encountered in Andean art and architecture. They are “CAD-friendly” and can be integrated into predictive digital virtual reconstruction techniques representing partially damaged and substantially destroyed ancient Andean monuments (and fine arts).
keywords Inca; virtual reconstruction; shape grammars; kanchas; Ollantaytambo
series SIGRADI
email
last changed 2016/03/10 09:55

_id sigradi2004_400
id sigradi2004_400
authors Madhu C. Dutta
year 2004
title From cybrids to cyborgs: In search of value in scripted virtuality
source SIGraDi 2004 - [Proceedings of the 8th Iberoamerican Congress of Digital Graphics] Porte Alegre - Brasil 10-12 november 2004
summary The juxtaposition of the temporal element on traditional architecture has created the possibility of a non-hierarchical, .nomadic. space (-Deleuze) which calls for an intriguing phenomenological experience of the inhabitants, in relationship to their architectural space. The paper explores some current theories which propagate these ideas of virtual reality/realism in an attempt to understand the contradictions and connections they make with the .tangible. world. Drawing from Kant.s position that .Nothing that is predicated on its real existence is considerable. the author searches for a more universal understanding of what these virtualities want to be- in this era of diluted tactility. The reason for such questions is not an attempt at ad hoc compartmentalization of these ideas, but more to find a place and meaning in the inevitable evolutionary pattern. In conclusion, the author postulates that it is only when these scripted virtualities are conditioned through such frames of reference will they cease to be merely .temporal. spaces.
series SIGRADI
email
last changed 2016/03/10 09:55

_id madrazo02_paper_eaea2007
id madrazo02_paper_eaea2007
authors Madrazo, Leandro; Gonçal Costa
year 2008
title In-Space: Learning to Give Form to Space
source Proceedings of the 8th European Architectural Endoscopy Association Conference
summary A perspective represents space as seen from the outside, with the eye of the transcendental subject; an eye –represented by a geometric view point– which not only sees a space, but a space as it is seen by the subject. Motion is inherent to our experience of space which is not fixed and static –like a perspective assumes– but dynamic.
keywords space conception, space perception, space representation, computer-supported collaborative learning
series EAEA
email
more http://info.tuwien.ac.at/eaea
last changed 2008/04/29 20:46

_id 7981
authors Madsen, David A. and Palma, Ron M.
year 2000
title Architectural Desktop 3.0/3.3
source Prentice Hall
summary Comprehensive, easy to use and understand, assists AutoCAD users through all phases of construction document creation to the finished set of drawings. For architects, architectural designers and drafters, and CAD managers.
series other
last changed 2003/02/26 18:58

_id ijac20032201
id ijac20032201
authors Mahalingam, Ganapathy; Kavasseri, Rajesh G.
year 2004
title Improving Objective Digital Images with Neuronal Processing: A Computational Approach
source International Journal of Architectural Computing vol. 2 - no. 2
summary This paper describes an experiment where an imagerecorded with a digital camera is processed using anelectro-physiological model of a neuron. Theluminosity level of each pixel of the source image istreated as the stimulus for an individual neuron, andthe source image is transformed into a responseimage based on the processing behavior of theHodgkin-Huxley neuronal model. It is seen thattransformation of the image through neuronalprocessing yields (i) more evenly balanced levels ofluminosity and (ii) a more ‘subjective’ rendering of theenvironment than what was photographed with thedigital camera.The CCD (charge coupled device) –based digital camera reveals its limitation as a linearrecording device that does not have a balanceddynamic range.The neuronal processing of the imageadds non-linearity and a balanced range to theluminosity levels in the image, rendering it closer to a‘subjective’ perception of the scene.
series journal
email
more http://www.multi-science.co.uk/ijac.htm
last changed 2007/03/04 07:08

_id sigradi2023_52
id sigradi2023_52
authors Malaquias, Thaysa and Costa, Phillipe
year 2023
title (Un)Folding the Matrix: Reflections on Architecture and Technology by Feminist Collectives at the end of the 20th century
source García Amen, F, Goni Fitipaldo, A L and Armagno Gentile, Á (eds.), Accelerated Landscapes - Proceedings of the XXVII International Conference of the Ibero-American Society of Digital Graphics (SIGraDi 2023), Punta del Este, Maldonado, Uruguay, 29 November - 1 December 2023, pp. 613–624
summary This article explores the patriarchal and classical influences on architectural production, resulting in spaces that perpetuate social inequalities and exclude marginalized identities. Drawing from the experience of the Matrix Co-operative of female architects, which aimed at inclusivity and transformation of built environments for women, and the cyberfeminist group VNS Matrix, which harnessed digital technologies to create spaces of free expression, this study draws parallels between both movements. Despite being separated by decades and continents, both groups share a commitment to promoting social change and dismantling oppressions of gender, race, sexuality, and class in physical and virtual spaces.
keywords Cyberfeminism, Feminism, Matrix Co-Operative, VNS Matrix, Inclusivity
series SIGraDi
email
last changed 2024/03/08 14:07

_id ijac20086401
id ijac20086401
authors Maleki, Maryam M.; Woodbury, Robert F.
year 2008
title Reinterpreting Rasmi Domes with Geometric Constraints:A Case of Goal-seeking in Parametric Systems
source International Journal of Architectural Computing vol. 6 - no. 4, 375-395
summary Geometry has long been a generator of architecture. In traditional Persian architecture, Rasmi domes project a drawing onto a predefined 3D geometry. In fact, the word 'rasmi' and the verb for drawing in Persian have the same linguistic root. Projection is readily done in manual drawings or conventional CAD programs. From a constraint perspective, the dome is constrained by the drawing and the 3D geometry. If the latter constraint is replaced by invariance of distance on the original drawing, a class of domes results, but members of this class cannot be computed conventionally. Class members are developable from a planar layout of triangles, which is, in turn, generated by a simple drawing rule. This yields a parametric structure of four parameters. Three determine the initial planar diagram. One determines configuration. Further, domes in the class are mechanisms: they are not fully specified by the constraints and parameters. We develop the geometric constraints representing the location of the defining points of a dome and present a goal-seeking algorithm to solve the constraints within a propagation-based parametric modeling system.
series journal
last changed 2009/03/03 07:48

_id 905d
authors Maltret, J.-L. and Zoller, J.
year 1996
title Simulation of architectural and urban morphology
source OEEPE Workshop on 3D-city models, Bonn, October 1996.
summary The Remus project aims at conceiving a simulation tool for both architectural and urban morphology, building a computer system using artificial intelligence tools, and computer graphics. Remus is made of a base of architectural knowledge, an expert system, and an interactive graphical environment for generating and displaying architectural objects. In this paper are presented new developments concerning evolution toward virtual reality models.
series other
last changed 2003/04/23 15:50

_id ecaade2015_309
id ecaade2015_309
authors Mamoli, Myrsini
year 2015
title Library Grammar: A Shape Grammar for the Reconstruction of Fragmentary Ancient Greek and Roman Libraries
doi https://doi.org/10.52842/conf.ecaade.2015.1.463
source Martens, B, Wurzer, G, Grasl T, Lorenz, WE and Schaffranek, R (eds.), Real Time - Proceedings of the 33rd eCAADe Conference - Volume 1, Vienna University of Technology, Vienna, Austria, 16-18 September 2015, pp. 463-470
summary This paper presents a shape grammar that formalizes the architectural form of ancient Greek and Roman libraries and encodes it into shape rules for the reconstruction, evaluation and prediction of ancient Greek and Roman libraries.The grammar is briefly presented and the different contributions of the computation to archaeological research are discussed.
wos WOS:000372317300050
series eCAADe
email
last changed 2022/06/07 07:59

_id 23b9
authors Mandagaran, María and Barros, Diana Rodríguez
year 2002
title Patrimonio digital y modelos paramétricos tridimensionales [Digital Patrimony and 3D Parametric Models]
source SIGraDi 2002 - [Proceedings of the 6th Iberoamerican Congress of Digital Graphics] Caracas (Venezuela) 27-29 november 2002, pp. 299-300
summary This paper shows the results of 3-D modelling carried out on works of great architectural value. This case corresponds to the building system of Villa Victoria Cultural Center, Mar del Plata, Argentina. The building of a 3-D Digital Model implies the operations of geometric modelling by using Parametric CAD systems in this case, and to the operations of visual modelling in all respects. The analysis focused on three aspects: the morphological aspect, which comprises the visualization and the analysis of the model shapes; the constructional aspect, which deals with the component elements of the model ; and the realistic aspect, where shapes are complemented with appearence by incorporating materialization features which relate to the perception of the finished model.
series SIGRADI
email
last changed 2016/03/10 09:55

_id 53c6
authors Mardaljevic, John
year 2000
title Daylight Simulation: Validation, Sky Models and Daylight Coefficients
source De Montfort University, Leicester, UK
summary The application of lighting simulation techniques for daylight illuminance modelling in architectural spaces is described in this thesis. The prediction tool used for all the work described here is the Radiance lighting simulation system. An overview of the features and capabilities of the Radiance system is presented. Daylight simulation using the Radiance system is described in some detail. The relation between physical quantities and the lighting simulation parameters is made clear in a series of progressively more complex examples. Effective use of the inter-reflection calculation is described. The illuminance calculation is validated under real sky conditions for a full-size office space. The simulation model used sky luminance patterns that were based directly on measurements. Internal illuminance predictions are compared with measurements for 754 skies that cover a wide range of naturally occurring conditions. The processing of the sky luminance measurements for the lighting simulation is described. The accuracy of the illuminance predictions is shown to be, in the main, comparable with the accuracy of the model input data. There were a number of predictions with low accuracy. Evidence is presented to show that these result from imprecision in the model specification - such as, uncertainty of the circumsolar luminance - rather than the prediction algorithms themselves. Procedures to visualise and reduce illuminance and lighting-related data are presented. The ability of sky models to reproduce measured sky luminance patterns for the purpose of predicting internal illuminance is investigated. Four sky models and two sky models blends are assessed. Predictions of internal illuminance using sky models/blends are compared against those using measured sky luminance patterns. The sky model blends and the Perez All-weather model are shown to perform comparably well. Illuminance predictions using measured skies however were invariably better than those using sky models/blends. Several formulations of the daylight coefficient approach for predicting time varying illuminances are presented. Radiance is used to predict the daylight coefficients from which internal illuminances are derived. The form and magnitude of the daylight coefficients are related to the scene geometry and the discretisation scheme. Internal illuminances are derived for four daylight coefficient formulations based on the measured luminance patterns for the 754 skies. For the best of the formulations, the accuracy of the daylight coefficient derived illuminances is shown to be comparable to that using the standard Radiance calculation method. The use of the daylight coefficient approach to both accurately and efficiently predict hourly internal daylight illuminance levels for an entire year is described. Daylight coefficients are invariant to building orientation for a fixed building configuration. This property of daylight coefficients is exploited to yield hourly internal illuminances for a full year as a function of building orientation. Visual data analysis techniques are used to display and process the massive number of derived illuminances.
series thesis:PhD
email
more http://www.iesd.dmu.ac.uk/~jm/thesis/
last changed 2003/02/12 22:37

_id ascaad2021_051
id ascaad2021_051
authors Marey, Ahmed; Ahmed Barakat
year 2021
title The Customized Habitat: An Exploration of Personality-Induced Mass Customization through Shape Grammars
source Abdelmohsen, S, El-Khouly, T, Mallasi, Z and Bennadji, A (eds.), Architecture in the Age of Disruptive Technologies: Transformations and Challenges [9th ASCAAD Conference Proceedings ISBN 978-1-907349-20-1] Cairo (Egypt) [Virtual Conference] 2-4 March 2021, pp. 450-464
summary Despite its economic efficiency, mass production fails to appeal to the very people it is meant to accommodate. Mass customization, on the other hand, allows for the consideration of personal differences. Nonetheless, it is a process that requires more time, effort, and resources, hence the reliance upon mass production. Previous research showed a potential impact of personality on perceptions of the architectural space. The research investigates the applicability of mass customization in the architectural domain using MBTI (Myers–Briggs Type Indicator). Using MBTI, we surveyed 187 individuals to investigate the correlations between personal traits (mind, energy, nature, tactics, and identity) and preferences of architectural aspects (exposure, circulation, view, plan layout, and interior colors). The survey draws on how multiple fields have successfully applied MBTI to increase the value they provide. The findings present a novel contribution to architectural research as they demonstrate an actual connection between MBTI personality patterns and architectural preferences. In addition to several interaction patterns, our results strongly support an effect of the mind aspect on view preferences as well as an effect of energy on three architectural aspects: view, plan layout and interior colors. Shape grammars were then created, based upon these correlations, in order to provide a basis for optimized mass customization. The optimization/automation of this process will result in a more habitable space in which neither personality differences nor valuable resources are sacrificed.
series ASCAAD
email
last changed 2021/08/09 13:11

_id architectural_intelligence2024_13
id architectural_intelligence2024_13
authors Mark Balzar, Zeynep Aksöz Balzar & Galo Moncayo Asan
year 2024
title Imag(in)e nature: imaging energetic footprint of urban environments through multispectral data acquisition
doi https://doi.org/https://doi.org/10.1007/s44223-024-00052-5
source Architectural Intelligence Journal
summary The Vibrant Fields project endeavors to construct novel representational tectonics of urbanization, aiming to comprehend the materiality of forms and the genesis of multispectral relations within complex information systems governing the interplay of atmospheric and embodied energy cycles in the biosphere. This project asserts that any perceivable condition of nature arises from dynamic processes that transcend human sensory perception. The project observes the simultaneous realities and temporalities of urban field information within its ecological context. It investigates the architecture, technology, flora, and fauna of cities in relation to their geographic, geological, and ecological conditions, analyzing multiple temporal historical and geological scales. Inspired by theoretical biology, the project models the urban environment as a systemic entity characterized by modularity, representing the biosphere's dynamic interplay of chemical and physical elements engaged in information exchange within ecological systems, influenced by technology, geography, and atmospheric conditions. Vibrant Fields utilizes layers of observation systems to translate the complex biosphere into dimensionally reduced data streams. It introduces complementary devices, bridging the gap between global and local data to better understand microclimatic phenomena.
series Architectural Intelligence
email
last changed 2025/01/09 15:03

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