| Integrated Reconfigurable Intelligent Systems (IRIS) for Complex Naval Systems |
31-Oct-2009 |
19 pages |
| Authors:
Dimitri N Mavris; GEORGIA INST OF TECH ATLANTA SCHOOL OF AEROSPACE ENGINEERING
|
 | The report details the research work has been done by the Aerospace Systems Design Laboratory (ASDL) in developing and applying the Integrated Reconfigurable Intelligent Systems (IRIS) concept for the period of February 22 to June 30, 2009. The main objective of the work for this period is to further develop and refine the integrated modeling and simulation environment in order to investigate the behavior of complex naval systems for improving ... |
|
| A/E/C CAD Standard, Release 4.0 |
Jul-2009 |
448 pages |
| Authors:
ENGINEER RESEARCH AND DEVELOPMENT CENTER VICKSBURG MS INFORMATION TECHNOLOGY LAB
|
| The A/E/C CAD Standard has been developed by the CAD/BIM Technology Center (Center) for Facilities, Infrastructure, and Environment to eliminate redundant Computer-Aided Design (CAD) standardization efforts within the Department of Defense (DoD) and the Federal Government. The manual is part of an initiative to develop a nonproprietary CAD standard that incorporates existing industry, national, and international standards and to develop data standards that address the entire life cycle of facilities ... |
|
| Vehicle Tire and Wheel Creation in BRL-CAD |
Apr-2009 |
26 pages |
| Authors:
Clifford Yapp; QUANTUM RESEARCH INTERNATIONAL INC BEL AIR MD
|
| Vehicle wheels are often approximated in BRL-CAD models with tori, cylinders, or other basic geometric shapes that represent a very rough visual and geometric approximation of a tire/wheel combination. The tire modeling tool written for BRL-CAD provides users with the ability to rapidly generate complex tire and wheel structures with standard dimensional input information. |
|
| Washington DC Area Computer Aided Surgery Society Monthly Meetings |
Mar-2009 |
13 pages |
| Authors:
Kevin R Cleary; GEORGETOWN UNIV WASHINGTON DC
|
| Since its inception in 1999, the Washington, D.C., Area Computer-Aided Surgery Society (WashCAS) has become the major vehicle in the Washington/Baltimore area for exploring the issues in the emerging field of computer aided surgery and related technologies. The key accomplishments of the society to date are: 1. Has held meetings every other month since 1999, featuring many of the world's leading experts on computer-assisted surgery and related topics. 2. Has ... |
|
| Threshold Voltage Instability in A-Si:H TFTS and the Implications for Flexible Displays and Circuits |
Dec-2008 |
9 pages |
| Authors:
D Allee; E Forsythe; G Raupp; K Baugh; E Bawolek; Z Li; N Darbanian; S Venugopal; R Shringarpure; L Clark; D Morton; ARIZONA STATE UNIV TEMPE
|
| After a brief review of the characteristics of electrical stress degradation of flexible, amorphous silicon thin film transistors, the implications for various types of flexible circuitry including active matrix backplanes, integrated drivers and general purpose digital circuitry are examined. A circuit modeling tool that enables the prediction of complex circuit degradation is presented. Experimental results for a variety of flexible digital circuits including programmable logic arrays and memories are presented. ... |
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| Computer Aided Method for System Safety and Reliability Assessments |
01-Sep-2008 |
95 pages |
| Authors:
Steven M Roycroft; NAVAL POSTGRADUATE SCHOOL MONTEREY CA
|
| The objective of this study was to determine a methodology for implementing feedback loops into a logical, automated, computer assisted probability assessment tool. A tool exists called the GO program, which allows for systems to be modeled in a block diagram or schematic format and then analyzed in a structured manner to determine the probabilities of outcome events. The challenge was to incorporate a method for analyzing feedback loops. Given ... |
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| Using High Performance Computing to Realize a System-Level RDDO for Military Ground Vehicles |
14-Jul-2008 |
21 pages |
| Authors:
David A Lamb; David Gorsich; K K Choi; Ed Hardee; B D Youn; Dan Ghiocel; ARMY TANK-AUTOMOTIVE RESEARCH AND DEVELOPMENT COMMAND WARREN MI
|
| The Computational Reliability and Safety Research team presents a briefing on using high performance computing to realize system-level reliability-based design optimization (RBDO) for military ground vehicles. |
|
| Automap User's Guide 2008 |
01-Jul-2008 |
232 pages |
| Authors:
Kathleen M Carley; Dave Columbus; Matthew J DeReno; Jana Diesner; CARNEGIE-MELLON UNIV PITTSBURGH PA SCHOOL OF COMPUTER SCIENCE
|
| AutoMap is software for computer-assisted Network Text Analysis (NTA). NTA encodes the links among words in a text and constructs a network of the linked words. AutoMap subsumes classical Content Analysis by analyzing the existence, frequencies, and covariance of terms and themes. |
|
| Periscopic Spine Surgery |
Jun-2008 |
103 pages |
| Authors:
Kevin R Cleary; GEORGETOWN UNIV WASHINGTON DC
|
| The Periscopic Spine Surgery project was envisioned to lay the ground work for developing the physician assist systems of the future. These systems will incorporate robotics, tracking, and visualization to improve the precision of instrument placement and manipulation in minimally invasive procedures. Key research accomplishments included: 1. Developed a prototype robotic system with force feedback to assist the physician in minimally invasive ultrasound interventions 2. Completed a new rotating needle ... |
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| Large-Signal Code TESLA: Current Status and Recent Development |
Apr-2008 |
3 pages |
| Authors:
Igor A Chernyavskiy; Alexander N Vlasov; Simon J Cooke; David K Abe; Baruch Levush; Antonsen; Thomas M Jr; Khanh T Nguyen; NAVAL RESEARCH LAB WASHINGTON DC
|
| The optimization and design of new high-power, high-efficiency klystron amplifiers relies increasingly on effective nonlinear simulation tools. One such tool is the large-signal code TESLA, which was successfully applied for the modeling of single-beam and multiple-beam klystron devices at the Naval Research Laboratory and which is now used by number of U.S. companies. TESLA is a highly efficient fully electromagnetic two-dimensional code that solves self-consistently the electromagnetic field equations (including ... |
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| Field Programmable Gate Array Control of Power Systems in Graduate Student Laboratories |
MAR 2008 |
99 pages |
| Authors:
Joseph E. O'Connor; NAVAL POSTGRADUATE SCHOOL MONTEREY CA
|
| The Department of Electrical and Computer Engineering at the Naval Postgraduate School (NPS) continuously develops new design and education resources for students. One area of focus for students in the Power Electronics curriculum track is the development of a design center that explores Field Programmable Gate Array (FPGA) control of power electronics. Utilizing Mathworks(trademark) and XILINX(trademark) software to interface the FPGA with power converters, students gain experience with digital design, ... |
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| A Framework for Computer-Aided Validation |
SEP 2007 |
22 pages |
| Authors:
D. Drusinksy; J. B. Michael; M. Shing; NAVAL POSTGRADUATE SCHOOL MONTEREY CA
|
| This paper presents a framework to incorporate computer-based validation techniques to the independent validation and verification (IV&V) of software systems. The framework allows the IV&V team to capture its own understanding of the problem and the expected behavior of any proposed system for solving the problem via an executable system reference model, which uses formal assertions to specify mission- and safety-critical behaviors. The framework uses execution-based model checking to validate ... |
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| Correlative Feature Analysis for Multimodality Breast CAD |
SEP 2007 |
60 pages |
| Authors:
Yading Yuan; CHICAGO UNIV IL
|
| The purpose of this study is to develop correlative feature analysis methods for integrating image information from multi-modality breast images taking advantage of the information from different views and/or different modalities and thus improving the sensitivity and specificity of breast cancer diagnosis. Identifying the corresponding image pair of a lesion is an essential step for this purpose. During the first year we have collected and maintained a multi-modality breast image ... |
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| Augmented Reality for Maintenance and Repair (ARMAR) |
AUG 2007 |
70 pages |
| Authors:
Steven J. Henderson; Steven K. Feiner; COLUMBIA UNIV NEW YORK DEPT OF COMPUTER SCIENCE
|
| The purpose of this research, Augmented Reality for Maintenance and Repair (ARMAR), was to research the design and development of experimental augmented reality systems for maintenance job aiding. The goal was to explore and evaluate the feasibility of developing prototype adaptive augmented reality systems that can be used to investigate how real time computer graphics, overlaid on and registered with the actual equipment being maintained, can significantly increase the productivity ... |
|
| Human Factors Experimental Design and Analysis Reference |
JUL 2007 |
1129 pages |
| Authors:
Robert C. Willages; ARMY RESEARCH LAB ABERDEEN PROVING GROUND MD
|
| CADRE (computer-aided design reference for experiments) is a desktop computer tool for human factors and ergonomic researchers. The tool is in Acrobat format for cross-platform computer use and has more than 500 bookmarks for information search. This tool provides more than 850 Power-Point note pages of applied experimental design and analysis reference material. The reference material covers 25 topics and is divided into five major sections including introduction to experimental ... |
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| Final Development, Testing, and Flight Preparation of the Rigidizable Get-Away-Special Experiment (RIGEX) |
JUN 2007 |
366 pages |
| Authors:
Zachary R. Miller; AIR FORCE INST OF TECH WRIGHT-PATTERSON AFB OH DEPT OF AERONAUTICS AND ASTRONAUTICS
|
| The purpose of this research is to support the final development of the Rigidizable Inflatable Get-Away-Special Experiment (RIGEX). The RIGEX program is an experimental initial step in developing large-scale rigidizable inflatable structures, which can be utilized in space applications. The primary intent of RIGEX is to verify and validate ground testing of inflation and rigidization methods for inflatable space structures against a zero-gravity space environment. This is performed by designing ... |
|
| Use of Heavy Lift Ships as Modular Casualty Receiving Ships |
Apr-2007 |
74 pages |
| Authors:
David Jurkiewicz; NAVAL SURFACE WARFARE CENTER CARDEROCK DIV BETHESDA MD
|
| The purpose of this report is to research and develop alternative uses for commercially viable heavy lift ships to employ as modular casualty receiving ships (MCRS). The concept revolves around a standard field hospital (FH) constructed or floated onto the deck of a commercially viable heavy lift ship for rapid deployment. Doing so eliminates the need for the U.S. Navy to construct or purchase a heavy lift ship, but rather ... |
|
| Integration and Optimization of Projectile Design Models |
01 NOV 2006 |
6 pages |
| Authors:
Anthony P. Farina; Constantin Chassapis; Yin M. Chen; ARMY ARMAMENT RESEARCH DEVELOPMENT AND ENGINEERING CENTER PICATINNY ARSENAL NJ
|
| This paper presents an approach towards the development of an integrated design environment with design optimization capabilities wherein the projectile design, geometry, or changes to those of an existing projectile, will be optimized with respect to performance requirement(s). Additionally, the design process will be simplified by the integration between predictive codes in this environment. This environment will include a procedure for making first cut or rough estimates in the initial ... |
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| Experimental Design Analysis of U.S. Army Command and Control Systems With the Cadre Tool |
01 NOV 2006 |
|
| Authors:
Robert C. Williges; Sam E. Middlebrooks; VIRGINIA POLYTECHNIC INST AND STATE UNIV BLACKSBURG DEPT OF INDUSTRIAL AND SYSTEMS ENGINEERING
|
 | Previous work has involved experimental design interrogation of a series of computer models of human task and workload performance in military command and control (C2) systems. These models, called Computer modeling Of Human Operator System Tasks (CoHOST) (Middlebrooks et al., 1999), have shown a dramatic need for some tool to assist experimental designers in efforts to establish effective experiments. Specific needs include the collection of data in a manner that ... |
|
| AutoMap User's Guide 2007 |
01-Oct-2006 |
179 pages |
| Authors:
Jana Diesner; Matt DeReno; Kathleen M Carley; Dave Columbus; Nicole Sebula; CARNEGIE-MELLON UNIV PITTSBURGH PA INST OF SOFTWARE RESEARCH INTERNAT
|
| AutoMap is software for computer-assisted Network Text Analysis (NTA). NTA encodes the links among words in a text and constructs a network of the linked words. AutoMap subsumes classical Content Analysis by analyzing the existence, frequencies, and covariance of terms and themes. |
|
| AutoMap User's Guide |
OCT 2006 |
111 pages |
| Authors:
Kathleen M. Carley; Jana Diesner; Matt De Reno; CARNEGIE-MELLON UNIV PITTSBURGH PA INST OF SOFTWARE RESEARCH INTERNAT
|
| AutoMap is software for computer-assisted Network Text Analysis (NTA). NTA encodes the links among words in a text and constructs a network of the linked words. AutoMap subsumes classical Content Analysis by analyzing the existence, frequencies, and covariance of terms and themes. |
|
| System on a Chip Real-Time Emulation (SOCRE) |
SEP 2006 |
17 pages |
| Authors:
John Wawrzynek; Robert Brodersen; Brian Richards; CALIFORNIA UNIV BERKELEY
|
| The SOCRE program focused on developing a simulation engine for real-time emulation of large, complex mixed signal IC designs. The methodology utilizes the BEE2 reconfigurable computing platform with a compute capability at or near teraop/sec performance levels, allowing it to perform real-time evaluations of architectures and algorithms as well as real-time verification of the system performance. A silicon implementation was then synthesized using an automatic flow, avoiding re-entry of the ... |
|
| Automated Slicing for a Multi-Axis Metal Deposition System (Preprint) |
SEP 2006 |
31 pages |
| Authors:
Jianzhong Ruan; Todd E. Sparks; Ajay Panackal; Kunnayut Eiamsa-ard; F. W. Liou; Kevin Slattery; Hsin-Nan Chou; Mary Kinsella; MISSOURI UNIV-ROLLA DEPT OF MECHANICAL AND AEROSPACE ENGINEERING
|
| A multi-axis adaptive slicing algorithm for multi-axis layered manufacturing which can generate optimal slices to achieve deposition without support structures is presented in this paper. Different from current adaptive slicing, this technique varies not only layer thickness but also in slicing/building direction. Aware of potential problems of previous research on slicing, the work in this paper focuses on innovative geometry reasoning and analysis tool-centroidal axis. Similar to medial axis, it ... |
|
| DNA Memory and Input/Output |
SEP 2006 |
85 pages |
| Authors:
HARVARD UNIV CAMBRIDGE MA
|
| This project started as a means to design and test various synthetic biology approaches to Biocomputing with DNA. Initial designs focused on biopolymer synthesis (DNA, RNA, protein) and in-vitro focused on computer aided design (e.g. CAD-PAM). Testing of various synthetic biology approaches integrated with improved functional-genomics quantization tools (e.g. MapQuant), which in turn integrated with systems-biology modeling (e.g. MOMA). The entire collection long-term should be capable of cycles of iteration. ... |
|
| Computer-Aided Design and Optimization of High-Performance Vacuum Electronic Devices |
15 AUG 2006 |
9 pages |
| Authors:
J. F. DeFord; B. Held; L. Chemykova; J. Petillo; SIMULATION TECHNOLOGY AND APPLIED RESEARCH INC MEQUON WI
|
| Initial development of the multi-directional search (MDS) and differential evolution (DE) optimization methods is now complete, as is the initial user interface to these capabilities within the Analyst V8.1 software package that is presently in "beta" form. The 8-processor Linux cluster purchased for the project has been used extensively during the past few months to test the optimization system, and has shown excellent performance with floating point computation rates exceeding ... |
|
| A Simulation-Based Methodology for Developing a Standarized Design Template for Future Battle Command Training Centers |
JUN 2006 |
188 pages |
| Authors:
Gregory L. Boylan; Simon R. Goerger; MILITARY ACADEMY WEST POINT NY OPERATIONS RESEARCH CENTER
|
| This paper provides a detailed perspective on the problem-solving methodology used to develop a capabilities-based design template for the Army's future Battle Command Training Center. Central to this process was a simulation-based approach to evaluating the core capabilities of the BCTC and validating capability requirements for three facility sizes. Additionally, it will show how our efforts generated an analytical tool that the Army can use to assist in the design ... |
|
| Computer Aided Detection of Breast Masses in Digital Tomosynthesis |
JUN 2006 |
20 pages |
| Authors:
Swatee Singh; Joseph Lo; DUKE UNIV DURHAM NC
|
| The objective of this study is to investigate if digital tomosynthesis can fundamentally improve sensitivity of detecting breast masses compared to conventional mammography. Overlapping dense tissue in mammography is one of the most common causes for unnecessary callbacks as well as missed cancers. By removing such overlapping tissue, breast tomosynthesis can obviate unnecessary callbacks as well as missed cancers. The goal is to provide 3D information at high resolution, comparable ... |
|
| The Genetic-Algorithm-Based Normal Boundary Intersection (GANBI) Method; An Efficient Approach to Pareto Multiobjective Optimization for Engineering Design |
15 MAY 2006 |
47 pages |
| Authors:
Thomas A. Wettergren; NAVAL UNDERSEA WARFARE CENTER DIV NEWPORT RI
|
| A new method for developing tradeoffs in the engineering of complex systems is described. The Genetic-Algorithm-Based Normal Boundary Intersection (GANBI) method serves as a preprocessor for conventional genetic-algorithm-based Pareto optimization solvers. The algorithm is based on applying the normal boundary intersection approach of Pareto optimization to genetic solvers. The approach is shown to provide rapid convergence and to provide a better estimate of the Pareto set than existing state-of-the-art methods. ... |
|
| Principles of Fit to Optimize Helmet Sizing |
MAY 2006 |
18 pages |
| Authors:
Catherine R. Harrison; Kathleen M. Robinette; AIR FORCE RESEARCH LAB WRIGHT-PATTERSON AFB OH HUMAN EFFECTIVENESS DIRECTORATE
|
| The present research sought to apply underlying principles that determine helmet fit to develop a scientific design method for determining the minimum number of helmet sizes to accommodate the full anthropometric variability of the population. The method was tested on a prototype helmet concept using a stratified sample of males and females drawn to represent the Joint Strike Fighter population. Asian- and African American subjects were specifically included in order ... |
|
| Computer-Aided Design and Optimization of High-Performance Vacuum Electronic Devices |
21 FEB 2006 |
10 pages |
| Authors:
John F. DeFord; Ben Held; Liya Chernyakova; John Petillo; SIMULATION TECHNOLOGY AND APPLIED RESEARCH INC MEQUON WI
|
| Project activities during the previous three months include the acquisition and setup of a LINUX cluster for use in optimization studies and the design and initial implementation of the optimization library, including support for the differential evolution and multi-directional search algorithms. Initial testing of the algorithms on several analytic functions has validated the implementations. Work on the implementation of user-interface support for the optimization library in the Analyst product has ... |
|
| Trauma Pod/Operating Room of the Future |
FEB 2006 |
113 pages |
| Authors:
Delbert Tesar; Chetan Kapoor; Chalongarh Pholsiri; Edwin Jung; Greg Giem; Jonathan Knoll; TEXAS UNIV AT AUSTIN
|
| The University of Texas at Austin (UTA) has played a central role in the trauma pod project and has been responsible for the following: (1) systems engineering and design from a robotics perspective, (2) a high-fidelity 3D simulator, (3) motion planning software for the scrub nurse systems, and (4) the supervisory control system (SCS). In systems engineering and design, UTA specified a hierarchical control architecture for the trauma pod and ... |
|
| An Outline Course on Human Performance Modeling |
JAN 2006 |
52 pages |
| Authors:
David E. Kieras; MICHIGAN UNIV ANN ARBOR DIV OF RESEARCH
|
| This is the final report for a project whose function was to present an online course on the current state of the art in cognitive modeling for user interface design. Information is presented on the course organization, mechanisms of presentation, and feedback from attendees. |
|
| Return on Investment of Network Design Exchange (NDEX) |
DEC 2005 |
65 pages |
| Authors:
Aaron S. Traver; III Harold Douglas W.; NAVAL POSTGRADUATE SCHOOL MONTEREY CA
|
| The purpose of this MBA Project was to investigate and provide a calculated Return on Investment (ROI) of a new ship alteration design process termed Network Design Exchange (NDEX). The project evaluated the differences between NDEX and the current system in use. Costs associated with the implementation and use of NDEX were contrasted to costs of the status quo design process to determine cost savings and benefits and compute the ... |
|
| Creating a Digital Ship Model from AutoCAD Drawing |
08 JUN 2005 |
26 pages |
| Authors:
Tomasz Haupt; Gregory Henley; Patricia A. Tatem; Frederick W. Williams; MISSISSIPPI STATE UNIV STARKVILLE CENTER FOR ADVANCED VEHICULAR SYSTEMS ERC
|
| Numerical modeling is emerging as a critical element of the ship design process. Automatic conversion of CAD into digital geometries is opening vast opportunities for rapid numerical modeling to evaluate ship designs and design philosophies and to quickly optimize design concepts to meet required performance and recoverability goals. As the ship concept is refined, simulations can continue to evaluate ship vulnerability and to begin the process of defining ship operations. ... |
|
| Computer-Aided Design and Optimization of High-Performance Vacuum Electronic Devices |
31 MAY 2005 |
6 pages |
| Authors:
John F. Deford; Ben Held; Liya Chernyakova; John Petillo; SCIENTIFIC APPLICATIONS INTERNATIONAL CORP BURLINGTON MA
|
| During the Phase 1 Option we have focused on developing a suitable model for a more realistic optimization of the collector that was analyzed at the end of the Phase 1 project (Fig. 1). Of particular interest are the minimum mesh density and the characteristics of the secondary populations that yield converged, or nearly converged, solutions in MICHELLE. The result of our investigation was the determination that a modest-sized mesh ... |
|
| RF Signature Modeling and Analysis - Lessons Learned |
MAY 2005 |
29 pages |
| Authors:
W. Coburn; C. Le; C. Kenyon; E. Burke; ARMY RESEARCH LAB ADELPHI MD RF ELECTRONICS DIV
|
| Discusses lessons learned in modelling radar signatures in the Ka, W, and X bands. |
|
| A Developmental Organization for Robot Behavior |
2005 |
13 pages |
| Authors:
Roderic A. Grupen; MASSACHUSETTS UNIV AMHERST DEPT OF COMPUTER SCIENCE
|
| This paper focuses on exploring how learning and development can be structured in synthetic (robot) systems. We present a developmental assembler for constructing reusable and temporally extended actions in a sequence. The discussion adopts the traditions of dynamic pattern theory in which behavior is an artifact of coupled dynamical systems with a number of controllable degrees of freedom. In our model, the events that delineate control decisions are derived from ... |
|
| Computer-Aided Design and Optimization of High-Performance Vacuum Electronic Devices |
24 NOV 2004 |
10 pages |
| Authors:
John F. Deford; Ben Held; Liya Chernyakova; John Petillo; SCIENTIFIC APPLICATIONS INTERNATIONAL CORP BURLINGTON MA
|
| The layout of the system that we developed during the Phase 1 project is shown in Fig. 1. The primary components of the system are Analyst,, Mathematica, and MICHELLE. Analyst is a commercial electromagnetic analysis tool and acts as the integration platform. It supports the other codes and controls the overall process. Mathematica is a commercial symbolic mathematics package that performs the optimization (under control of Analyst). MICHELLE is a ... |
|
| Banquet Talk: Area-Time-Power Tradeoffs in Computer Design: The Road Ahead |
30 SEP 2004 |
34 pages |
| Authors:
Michael J. Flynn; STANFORD UNIV CA
|
| SUMMARY: Embedded processors are the major growth area with obvious challenges: 1) 10x speed without increasing power; 2) 10 to the minus 6th less power with the same speed; 100x circuit complexity with same design effort. Beyond this the real challenge is in system design: new system concepts, interconnect technologies, IP management and design tools. |
|
| Multi-Objective Hypergraph Partitioning Algorithms for Cut and Maximum Subdomain Degree Minimization |
29 SEP 2004 |
25 pages |
| Authors:
Navaratnasothie Selvakkumaran; George Karypis; MINNESOTA UNIV MINNEAPOLIS DEPT OF COMPUTER SCIENCE
|
| In this paper we present a family of multi-objective hypergraph partitioning algorithms based on the multilevel paradigm, which are capable of producing solutions in which both the cut and the maximum subdomain degree are simultaneously minimized. This type of partitionings are critical for existing and emerging applications in VLSI CAD as they allow to both minimize and evenly distribute the interconnects across the physical devices. Our experimental evaluation on the ... |
|
| BRL-CAD Tutorial Series: Volume IV Converting Geometry Between BRLCAD and Other Formats |
MAY 2004 |
54 pages |
| Authors:
John R. Anderson; Eric W. Edwards; ARMY RESEARCH LAB ABERDEEN PROVING GROUND MD SURVIVABILITY LETHALITY ANALYSIS DIRECTORATE
|
| Since 1979, the U.S. Army Research Laboratory has been developing and distributing the BRL-CAD constructive solid geometry (CSG) modeling package for a wide range of military and industrial applications. The package includes a large collection of tools and utilities, including an interactive three- dimensional geometry editor, raytracing and generic framebuffer libraries, network-distributed image-processing and signal-processing capabilities, and an embedded scripting language. As part of this effort, a multivolume tutorial series ... |
|
| Service Manual Generation (SMG) |
APR 2004 |
55 pages |
| Authors:
Jeffrey L. Wampler; GE CORPORATE RESEARCH AND DEVELOPMENT SCHENECTADY NY
|
| The objective of this research was to enable the automatic generation of verified maintenance instructions. The approach to the problem was to divide the overall program into three main research areas. The first area was to develop state-of%the-art Computer Aided Design (CAD) analysis algorithms to generate valid assembly and disassembly sequences from the 3D CAD geometry. The second area targeted natural language techniques to generate understandable maintenance instructions, and the ... |
|
| Automated 2D to 3D CAD Conversions-- Myth or Reality? |
24 MAR 2004 |
15 pages |
| Authors:
Raj Iyer; TACOM RESEARCH DEVELOPMENT AND ENGINEERING CENTER WARREN MI
|
| These briefing charts discuss the computer aided design, including the need to move from 2D to 3D, issues with legacy data, decision factors, methodology, conversion issues and conclusions. |
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| Working With Small Manufacturing Enterprises: An Analysis of TIDE Demonstration Projects |
FEB 2004 |
|
| Authors:
Len Estrin; Bill Anderson; Joe Elm; Suzanne Garcia; John Foreman; John Robert; Fred Schenker; CARNEGIE-MELLON UNIV PITTSBURGH PA SOFTWARE ENGINEERING INST
|
| This paper documents some of the challenges and risks facing programs or organizations trying to help small manufacturing enterprises (SMEs). The Technology Insertion, Demonstration, and Evaluation (TIDE) Program performed seven demonstration projects with SMEs. While the companies differed in size, technology needs, and in-house capabilities, they are typical of the companies to be found in the SME sector. This report examines the effort to help SMEs through demonstration projects. It ... |
|
| Computer-Aided Synthesis of Nonlinear Autopilots for Missiles |
2004 |
27 pages |
| Authors:
P. K. Menon; E. J. Ohlmeyer; OPTIMAL SYNTHESIS PALO ALTO CA
|
| Powerful nonlinear approaches for missile autopilot design have recently emerged in the literature, which have the potential to deliver improved missile performance. However, the lack of computational methods has made it difficult for the practicing engineers to exploit these techniques in routine applications. Another factor that has slowed their application is that the missile models are generally available in the form of simulations, rather than as compact set of differential-algebraic ... |
|
| The Future Tactical Truck System Advanced Collaboration Environment -- Description and Benefits |
10 NOV 2003 |
5 pages |
| Authors:
Michael Archer; Michael Cadieux; TACOM RESEARCH DEVELOPMENT AND ENGINEERING CENTER WARREN MI
|
| The U.S. Army National Automotive Center's Advanced Collaborative Environment laboratory is providing a critical collaboration framework to support the design and development of the Future Tactical Truck System (FTTS). This paper describes how the Advanced Collaborative Environment (ACE) is being used today to intelligently connect program managers, war fighters, technology developers, platform integrators, and other communities with relevant information using a highly interactive, stimulating, and distributed environment. This paper also ... |
|
| Virtual Design Reviews and Tours -- Connecting with the User and Capturing Timely Feedback |
10 NOV 2003 |
7 pages |
| Authors:
FloAnn Birch; Suzanne Shutes; Kenneth Ciarelli; TACOM RESEARCH DEVELOPMENT AND ENGINEERING CENTER WARREN MI
|
| Virtual reality is more than a novelty at one's local gaming center; it is a critical component for the military's development of weapon systems. For the past 3 years, the U.S. Army has been using state-of-the-art virtual technology to accelerate the acquisition process. The National Automotive Center's (NAC) Advanced Collaborative Environment (ACE) Group has been working with the Stryker Brigade Combat Team (SBCT) and Future Combat Systems (FCS) program to ... |
|
| South Eastern Europe Cooperation in the Field of Modeling and Simulation |
NOV 2003 |
23 pages |
| Authors:
Stojce M. Deskovski; Zoran M. Gacovski; Slavko M. Angelevski; MILITARY ACADEMY GENERAL MIHAILO APOSTOLSKI SKOPJE (YUGOSLAVIA)
|
| In this paper we present an overview of our regional cooperation in the field of modeling and simulation. The use of modelling and simulation is a flexible and a cost-effective tool for improvement of military education, training, exercising and defense planning. It also promotes interoperability with NATO. We are a member of the South Eastern Defense Ministerial (SEDM initiative Albania, Bulgaria, Croatia, Greece, Italy, Macedonia, Romania, Slovenia, Turkey) and we ... |
|
| Embedded High Performance Scalable Computing Systems |
NOV 2003 |
80 pages |
| Authors:
David Ngo; LOCKHEED SANDERS INC NASHUA NH
|
| The Embedded High Performance Scalable Computing Systems (EHPSCS) program is a cooperative agreement between Sanders, A Lockheed Martin Company and DARPA that ran for three years, from Apr 1995 - Apr 1998. The focus of the EHPSCS research program was on the development of a highly integrated, scalable multiprocessing architecture based on leading COTS technologies for environmentally constrained applications. The program developed an 11 GFLOPS embedded processor hardware/software testbed and ... |
|
| Simulator Technology in Optimising the Human-Automated System Interface |
OCT 2003 |
11 pages |
| Authors:
Cezary Szczepanski; WARSAW UNIV OF TECHNOLOGY POLAND INST OF AERONAUTICS AND APPLIED MECHANICS
|
| Over time, the increasing complexity of the human-machine environment has required greater and greater abilities in input data analysis, decision making, and system control on the part of the human operator. Time deficits combined with the above requirements gradually brought about the introduction of automated systems to support the human operator in his/her task performance. Complex, hierarchical control systems began to overtake a part of the work typically done by ... |
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*COMPUTER AIDED DESIGN
