Listar por autoría "68845334-e557-416a-9e9a-3e59a536f3ed"
Mostrando ítems 1-20 de 36
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A case study on the use of model quality testing tools for the assessment of MCAD models and drawings
González-Lluch, Carmen; Company, Pedro; Contero, Manuel; Dorribo Camba, Jorge; Colom, Jesús Ahmad Ibrahim (2017-08)In this paper, we build on the idea that specialized instruction improves the overall quality of CAD documents by guiding students into selecting the most suitable modeling strategies and approaches. To this end, automatic ... -
A constraint redundancy elimination strategy to improve design reuse in parametric modeling
González-Lluch, Carmen; Plumed, Raquel; Pérez López, David; Company, Pedro; Contero, Manuel; Dorribo Camba, Jorge Elsevier (2021-08)Strategies for design reuse play a fundamental role in the development of products that change and evolve over time. Design changes often involve modifications in the geometry of parts and assemblies, which are driven by ... -
A survey on 3D cad model quality assurance and testing tools
González-Lluch, Carmen; Company, Pedro; Contero, Manuel; Dorribo Camba, Jorge; Plumed, Raquel Elsevier (2017-02)A new taxonomy of issues related to CAD model quality is presented, which distinguishes between explicit and procedural models. For each type of model, morphologic, syntactic, and semantic errors are characterized. The ... -
A survey on geometrical reconstruction as a core technology to sketch-based modeling
Company, Pedro; Piquer, Ana; Contero, Manuel; Naya, Ferran Elsevier (2005-12)In this work, the background and evolution of three-dimensional reconstruction of line drawings during the last 30 years is discussed. A new general taxonomy is proposed to make apparent and discuss the historical evolution ... -
A voice-based annotation system for collaborative computer-aided design
Plumed, Raquel; González-Lluch, Carmen; Pérez López, David; Contero, Manuel; Dorribo Camba, Jorge Oxford University Press (2020-12-31)In this paper, we describe a voice-based interaction mechanism to annotate 3D models directly from a computer-aided design (CAD) modeling environment. The audio signal is captured and automatically transcribed to a textual ... -
An optimisation-based reconstruction engine for 3D modelling by sketching
Company, Pedro; Contero, Manuel; Conesa, Julián; Piquer, Ana Elsevier (2004-12)An engine that automatically reconstructs a large variety of polyhedral, origami and wire-frame objects from single-view sketched drawings generated in a calligraphic interface is presented. The engine has two stages. An ... -
Approach for developing coordinated rubrics to convey quality criteria in MCAD training
Company, Pedro; Contero, Manuel; Otey, Jeffrey; Plumed, Raquel Elsevier (2015-06)This paper describes an approach to convey quality-oriented strategies to CAD trainees by embedding quality criteria into rubrics so as to force CAD trainees to understand them early in their instruction. To this end, the ... -
Assessment of Parametric Assembly Models Based on CAD Quality Dimensions
Otey, Jeffrey; Company, Pedro; Contero, Manuel; Dorribo Camba, Jorge Taylor & Francis (2018)An approach to convey CAD quality - oriented strategies to beginning users to create bottom - up assemblies is described . The work builds on previous efforts in the area of single part ... -
CAD training for digital product quality: a formative approach with computer‑based adaptable resources for self‑assessment
Agost, Maria-Jesus; Company, Pedro; Contero, Manuel; Dorribo Camba, Jorge Springer (2021-01-04)As the engineering and manufacturing sectors transform their processes into those of a digital enterprise, future designers and engineers must be trained to guarantee the quality of the digital models that are created and ... -
Computer-aided sketching as a tool to promote innovation in the new product development process
Company, Pedro; Contero, Manuel; Varley, Peter Ashley Clifford; Aleixos, Nuria; Naya, Ferran Elsevier (2009)Sketching is an established part of engineering culture. Sketches assist product designers during the creative stages of design and help them to develop inventions. Paper-and-pencil sketching is highly useful but lacks ... -
Dibujo normalizado
Company, Pedro; Gomis Martí, José María; Ferrer, Ignacio; Contero, Manuel Universidad Politécnica de Valencia. Servicio de Publicaciones (1997)El contenido de este libro está dedicado al estudio de la representación normalizada de la geometría de productos. -
Does a presentation media influence the evaluation of consumer products? A comparative study to evaluate virtual reality, virtual reality with passive haptics and a real setting
Galán Serrano, Julia; García-García, Carlos; Felip, Francisco; Contero, Manuel Universidad Internacional de La Rioja (UNIR) (2021-01-11)Technologies based on image offer a high potential to present consumers with products by focusing on their visual characteristics, but lack the capacity to physically interact with an object, which can compromise how ... -
Educational software for teaching drawing-based conceptual design skills
Company, Pedro; Contero, Manuel; Piquer, Ana; Aleixos, Nuria; Conesa, Julián; Naya, Ferran Wiley (2004-12-17)An education-oriented computer application to draw sketches of polyhedrons that are automatically recognized to reconstructs the suitable three-dimensional (3D) models is presented. The users can modify the sketches and ... -
Explicit Communication of Geometric Design Intent in CAD: Evaluating Annotated Models in the Context of Reusability
Dorribo Camba, Jorge; Contero, Manuel; Otey, Jeffrey; Company, Pedro The American Society of Mechanical Engineers (ASME) (2014)CAD model reusability is largely determined by a proper communication of design intent, which is usually expressed implicitly within the model. Recent studies have suggested the use of 3D annotations as a method to embed ... -
Extended 3D annotations as a new mechanism to explicitly communicate geometric design intent and increase CAD model reusability
Dorribo Camba, Jorge; Contero, Manuel; Johnson, Michael; Company, Pedro Elsevier (2014-12)A successful implementation of the Model-Based Enterprise concept (MBE) requires maximizing the potential benefits of annotated 3D models. The foundations of the MBE model are established by digital product definition data ... -
Improving Visualization Skills in Engineering Education
Contero, Manuel; Company, Pedro; Saorín Pérez, José Luis; Naya, Ferran; Conesa, Julián IEEE Computer Society (2005-09)This article analyzes the importance of visualization skills in engineering education. It proposes a dual approach based on computer graphics applications using both Web-based graphic applications and a sketch based modeling ... -
Integrated modeling with Top-Down approach in subsidiary industries
Aleixos, Nuria; Company, Pedro; Contero, Manuel Elsevier (2004-01)This article considers how conceptual design of industrial products is supported by current CAD systems. The case of subsidiary industries, or first tier suppliers, that must simultaneously deal with different customers ... -
Leveraging Mechanical 3D CAD Systems Through Improved Model Quality Based on Best Practices and Rubrics
Company, Pedro; Otey, Jeffrey; Dorribo Camba, Jorge; Contero, Manuel The American Society of Mechanical Engineers (ASME) (2014)CAD data quality may be leveraged by quality-oriented CAD instructional strategies, but current mechanical CAD practice fails in enforcing quality. The concept of CAD model quality is reviewed to discover how to convey ... -
On the application of model-based definition strategies to the delivery of technical training
Dorribo Camba, Jorge; Contero, Manuel; Pérez López, David; Company, Pedro American Society of Mechanical Engineers (2017-06-08)The application of computer technology to engineering and manufacturing domains has drastically transformed the way products and systems are designed and produced. However, a major drawback of CAD/CAM/CAE systems is the ... -
On the effects of the fix geometric constraint in 2D profiles on the reusability of parametric 3D CAD models
González-Lluch, Carmen; Company, Pedro; Contero, Manuel; Pérez López, David; Dorribo Camba, Jorge Springer-Verlag (2018-06)In order to be reusable, history-based feature-based parametric CAD models must reliably allow for modifications while maintaining their original design intent. In this paper, we demonstrate that relations that fix the ...