Now showing items 1301-1320 of 1535

    • Extended Generic Product Structure: An Information Model for Representing Product Families 

      Sean Callahan (The American Society of Mechanical Engineers (ASME), 2006)
      An information model is presented that supports sharing of design definition data between the designs of completely configured variants within a product family. Design data sharing is supported ...
    • Probabilistic Approach to Modeling of 3D Objects using Silhouettes 

      Ankur Jain; Sumit Gupta; Vikas Yadav; Ankush Mittal (The American Society of Mechanical Engineers (ASME), 2006)
      Recently, 3D model construction from 2D images using an uncalibrated camera has attracted significant attention in the research community. Most of the algorithms for 3D model construction suffer ...
    • Geometric Reasoning on Molding Planning for Multishot Mold Design 

      Zhou-Ping Yin; Han Ding; You-Lun Xiong (The American Society of Mechanical Engineers (ASME), 2006)
      This paper presents algorithms for automated design of multishot molds for manufacturing multimaterial or multicolor objects, and focuses on molding planning that determines a sequence of mold ...
    • Geometric Interoperability With Epsilon Solidity 

      Jianchang Qi; Vadim Shapiro (The American Society of Mechanical Engineers (ASME), 2006)
      Geometric data interoperability is critical in industrial applications where geometric data are transferred (translated) among multiple modeling systems for data sharing and reuse. A big obstacle ...
    • As-Built Modeling of Objects for Performance Assessment 

      Edwin J. Kokko; Harry E. Martz; Diane J. Chinn; Henry R. Childs; Jessie A. Jackson; David H. Chambers; Daniel J. Schneberk; Grace A. Clark (The American Society of Mechanical Engineers (ASME), 2006)
      The goal of “as-built” computational modeling is to incorporate the most representative geometry and material information for an (fabricated or legacy) object into simulations. While most engineering ...
    • A New Volume Warping Method for Surface Reconstruction 

      Sergei Azernikov; Anath Fischer (The American Society of Mechanical Engineers (ASME), 2006)
      Volumetric models of 3D objects have recently been introduced into the reverse engineering (RE) process. Grid-based methods are considered as the major technique for reconstructing surfaces from ...
    • An Integrated Systematic Design Recovery Framework 

      R. J. Urbanic; W. H. ElMaraghy; H. A. ElMaraghy (The American Society of Mechanical Engineers (ASME), 2006)
      Reverse engineering aims at reproducing an existing object by analyzing its dimensions, features, form, and properties. Reversing geometry has traditionally been emphasized in this process. The ...
    • Reverse Engineering Methods for Digital Restoration Applications 

      Ioana Boier-Martin; Holly Rushmeier (The American Society of Mechanical Engineers (ASME), 2006)
      In this paper we discuss the challenges of processing and converting 3D scanned data to representations suitable for interactive manipulation in the context of virtual restoration applications. ...
    • Scan Planning Strategy for a General Digitized Surface 

      Charyar Mehdi-Souzani; François Thiébaut; Claire Lartigue (The American Society of Mechanical Engineers (ASME), 2006)
      As new functional requirements of products lead to the definition of more complicated shapes, reverse engineering is playing a more important role. The process consists in defining a CAD model ...
    • Special Issue on Reverse Engineering and Computational Metrology: Part 1—Surface Reconstruction Methods 

      Anath Fischer; Raffaello Levi (The American Society of Mechanical Engineers (ASME), 2006)
      Computational metrology has recently begun to play a prominent role in the evolution of engineering systems and the improvement of production technologies. Indeed, this field has become essential ...
    • A New Data Fusion Method for Scanned Models 

      Jafar Jamshidi; Geraint Wyn Owen; Antony Roy Mileham (The American Society of Mechanical Engineers (ASME), 2006)
      This paper introduces a high- and low-resolution data integration method for scanning systems. The high-resolution data captured by a touch probe on a CMM, in the form of geometric features, ...
    • Fitting of Reference Surfaces for Engineering Surfaces by Nonlinear Least-Squares Technique 

      Jagadeesha Kumar; M. S. Shunmugam (The American Society of Mechanical Engineers (ASME), 2006)
      Engineering surfaces comprise form and waviness errors, which are separated from the measured surface by establishing a reference surface that represents these errors. An attempt is made for the ...
    • A Distributed Mechanical System Simulation Platform Based on a “Gluing Algorithm” 

      Jinzhong Wang; Gregory M. Hulbert; Zheng-Dong Ma (The American Society of Mechanical Engineers (ASME), 2005)
      Three key concepts are presented in this paper, which comprise the foundation of a distributed simulation platform for design and virtual prototyping of general mechanical systems that have their ...
    • A Linear Programming Solution for Exact Collision Detection 

      Ali Akgunduz; Prashant Banerjee; Sanjay Mehrotra (The American Society of Mechanical Engineers (ASME), 2005)
      This paper addresses the issue of real-time collision detection between pairs of convex polyhedral objects undergoing fast rotational and translational motions. Accurate contact information between ...
    • Determining Interference Between Parts in CAD STEP Files for Automatic Assembly Planning 

      Chunxia Pan; Shana S.-F. Smith; Gregory C. Smith (The American Society of Mechanical Engineers (ASME), 2005)
      In this paper, a neutral file format—STEP (Standard for the Exchange of Product model data) is used to transfer geometrical data from CAD tools to assembly analysis tools. JSDAI (Standard Data ...
    • Interactive Reduct Evolutional Computation for Aesthetic Design 

      Hideyoshi Yanagisawa; Member ASME; Shuichi Fukuda; Member ASME (The American Society of Mechanical Engineers (ASME), 2005)
      We propose a method of evolving designs based on the user’s personal preferences. The method works through an interaction between the user and a computer system. The method’s objective is to ...
    • Metamodel-Driven Design Optimization Using Integrative Graphical Design Interfaces: Results From a Job-Shop Manufacturing Simulation Experiment 

      Christopher B. Ligetti; Timothy W. Simpson; Associate Professor Mem. ASME (The American Society of Mechanical Engineers (ASME), 2005)
      Today, engineers are relying more on modern computer tools and techniques to visualize complex data sets; however, few studies have examined the effect of fast, graphical design interfaces on ...
    • Standardization of the Finite Element Analysis Data-Exchange in Aeronautics Concurrent Engineering 

      Sébastien Charles; Ph.D. student; Benoı⁁t Eynard; Peter Bartholomew; Senior Consultant; Christian Paleczny; Senior Engineer (The American Society of Mechanical Engineers (ASME), 2005)
      The paper presents some research and a business case study carried out in a European project focused on Concurrent Engineering and the implementation of data exchange standards in the aeronautics ...
    • A Web-Based Interactive Virtual Environment for Mobile Phone Customization 

      Peijun Wang; Robert Bjärnemo; Damien Motte (The American Society of Mechanical Engineers (ASME), 2005)
      With globalization, more and more companies are becoming multisited. Efficient and timely collaboration and communication among the development team members become critical for product success. ...
    • Isomorphism Identification of Kinematic Chains Using Novel Evolutionary Approaches 

      Renbin Xiao; Zhenwu Tao; Yong Liu (The American Society of Mechanical Engineers (ASME), 2005)
      This paper presents a new method to isomorphism identification based on two novel evolutionary approaches—ant algorithm (AA) and artificial immune system (AIS). Salient features of the two ...