| Performance Moderated Functions Server's (PMFserv) Military Utility: A Model and Discussion |
May-2009 |
30 pages |
| Authors:
Daniel N Cassenti; ARMY RESEARCH LAB ABERDEEN PROVING GROUND MD HUMAN RESEARCH AND ENGINEERING DIRECTORATE
|
 | The Performance Moderated Functions Server (PMFserv) modeling system is a structure designed to model the behavior of agents that are simulated based on established psychological principles. First, I detail the properties and principles of PMFserv, and then compare PMFserv to other prominent modeling. Based on these comparisons, PMFserv demonstrates a unique modeling skill set that may be of interest to U.S. Army research, and its limitations may be overcome through ... |
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| Joint Collaborative Technology Experiment |
17-Apr-2009 |
15 pages |
| Authors:
Brian Skibba; Gary N Dion; Randy J Shirts; Danies Class; Rodney Brown; John Messamore; See Yee; Donny Ciccimaro; Michael Wills; Jeff Wit; Thomas Denewiler; Nicholas Stroumtsos; Gary S Anselmo; SPACE AND NAVAL WARFARE SYSTEMS CENTER SAN DIEGO CA
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| Use of unmanned systems is rapidly growing within the military and civilian sectors in a variety of roles including reconnaissance, surveillance, explosive ordinance disposal (EOD), and force-protection and perimeter security. As utilization of these systems grows at an ever increasing rate, the need for unmanned systems teaming and inter-system collaboration becomes apparent. Collaboration provides a means of enhancing individual system capabilities through relevant data exchange that contributes to cooperative behaviors ... |
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| Integration of Hardware-in-the-loop Facilities Over the Internet |
15-Apr-2009 |
58 pages |
| Authors:
Wilford Smith; Jarrett Goodell; Mark J Brudnak; ARMY TANK-AUTOMOTIVE RESEARCH AND DEVELOPMENT CENTER WARREN MI
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| This briefing discusses a hardware in loop vehicle simulator in Warren, Michigan that provides the driver with realistic power response from the Power and Energy Systems Integration Lab over the internet. |
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| Portable Language-Independent Adaptive Translation From OCR |
15-Apr-2009 |
5 pages |
| Authors:
Prem Natarajan; BBN TECHNOLOGIES CAMBRIDGE MA
|
| This is the sixth R&D quarterly progress report (QPR) of the BBN-led team under DARPA's MADCAT program. This report is organized by technical task area. The following tasks were performed this quarter: 1.1. Pre-Processing and Page Segmentation - Text Segmentation and Verification; Shape-DNA based Handwritten Text Line Detection; Text line detection and separation. 1.2. Text Recognition - Error Analysis; Training with Phase 2 Data; Unsupervised Scribe Adaptation; Named Entity Detection ... |
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| 2-Player Game With Uncertainty to Protect Mission Critical Information Over Blue Networks |
Apr-2009 |
21 pages |
| Authors:
Sarah L Muccio; Claire Maxey; Jennifer Nash; AIR FORCE RESEARCH LAB ROME NY INFORMATION DIRECTORATE
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| This project uses game theory to develop a non-cooperative game with a defender and an intruder. The defender attempts to protect critical information on his system using the available resources efficiently while the intruder seeks to obtain that information without being detected by the defender. This defender will defend using a different combination of only three defensive resources: encryption, distributed data, and fake honeypots. By quantifying each defense, a cost ... |
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| Test Results of Autonomous Behaviors for Urban Environment Exploration |
Apr-2009 |
16 pages |
| Authors:
H R Everett; G Ahuja; B Sights; D Fellars; G Pacis Kogut; E Rius; SPACE AND NAVAL WARFARE SYSTEMS CENTER SAN DIEGO CA
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| Under various collaborative efforts with other government labs, private industry, and academia, SPAWAR Systems Center Pacific (SSC Pacific) is developing and testing advanced autonomous behaviors for navigation, mapping, and exploration in various indoor and outdoor settings. As part of the Urban Environment Exploration project, SSC Pacific is maturing those technologies and sensor payload configurations that enable man-portable robots to effectively operate within the challenging conditions of urban environments. For example, ... |
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| Evolving U.S. Department of Defense (DoD) Unmanned Systems Research, Development, Test, Acquisition & Evaluation (RDTA&E) |
Apr-2009 |
9 pages |
| Authors:
Robin T Laird; SPACE AND NAVAL WARFARE SYSTEMS CENTER SAN DIEGO CA
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| As research, development, test, acquisition and evaluation (RDTA&E) of unmanned systems experiences increased attention by the Department of Defense (DoD), elements within the acquisition community are responding by mapping out changes to management systems, including fundamental policy shifts, to support the expanding role of robots on the battlefield. Unmanned systems - air, land, and sea - are increasing in complexity and capability such that their use is becoming pervasive in ... |
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| Portable Language-Independent Adaptive Translation from OCR. Phase 1 |
Apr-2009 |
26 pages |
| Authors:
Prem Natarajan; BBN TECHNOLOGIES CAMBRIDGE MA
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| The objective of MADCAT is to produce a robust, highly accurate transcription engine that ingests documents of multiple types and produces English transcriptions of their content. For addressing the technical challenges implicit in that goal, the BBN-led team proposed a system that embodies integration of five major operations: (1) pre-processing and image enhancement, (2) page segmentation, (3) text recognition, and (4) metadata extraction. In Phase 1 of the MADCAT effort, ... |
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| Representation and Analysis of Probabilities Intelligence Data (RAPID) |
Apr-2009 |
27 pages |
| Authors:
Eugene Fink; Jaime G Carbonell; Anatole Gershman; Ganesh Mani; Dwight Dietrich; CARNEGIE-MELLON UNIV PITTSBURGH PA
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| Tools were developed for the representation and analysis of uncertainty in INTEL data and targeted uncertainty reduction. The purpose is to help INTEL analysts answer these questions: 1) What hypotheses can be validated/refuted based on available uncertain data and at what level of certainty? 2) What missing data is critical for verifying or refuting given hypotheses and increasing the certainty of current conclusions? 3) What are the tradeoffs between the ... |
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| Extreme Scalability: Designing Interfaces and Algorithms for Soldier-Robotic Swarm Interaction |
Apr-2009 |
20 pages |
| Authors:
MaryAnne Fields; Susan Hill; Christopher Stachowiak; Ellen Haas; ARMY RESEARCH LAB ABERDEEN PROVING GROUND MD
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| In theory, autonomous robotic swarms can be used for critical Army tasks (i.e., accompanying convoys); however, the Soldier controlling the swarm must be able to monitor swarm status and correct actions, especially in disrupted or degraded conditions. For this two-year Director's Research Initiative (DRI), we designed metacognition algorithms and Soldier-swarm display concepts to allow Soldiers to efficiently interact with a robotic swarm participating in a representative convoy mission. We used ... |
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| Land, Sea, and Air Unmanned Systems Research and Development at SPAWAR Systems Center Pacific |
Apr-2009 |
15 pages |
| Authors:
Barbara Fletcher; Greg Kogut; Hoa G Nguyen; H R Everett; Rich Arrieta; Robin Laird; John Andrews; Todd Webber; SPACE AND NAVAL WARFARE SYSTEMS CENTER SAN DIEGO CA
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| The Space and Naval Warfare (SPAWAR) Systems Center Pacific (SSC Pacific) has a long and extensive history in unmanned systems research and development, starting with undersea applications in the 1960s and expanding into ground and air systems in the 1980s. In the ground domain, we are addressing force-protection scenarios using large unmanned ground vehicles (UGVs) and fixed sensors, and simultaneously pursuing tactical and explosive ordnance disposal (EOD) operations with small ... |
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| The Synthetic Teammate Project |
Apr-2009 |
9 pages |
| Authors:
Nancy Cooke; Jerry Ball; Michael Matessa; Chrisotpher Myers; Andrea Heiberg; Mary Freiman; AIR FORCE RESEARCH LAB MESA AZ WARFIGHTER READINESS RESEARCH DIVISION
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| The main objective of the Synthetic Teammate project is to develop language and task enabled synthetic agents capable of being integrated into team training simulations. To achieve this goal without detriment in team training, the synthetic agents must be capable of closely matching human behavior. The initial application for the Synthetic Teammate research is the creation of an agent capable of performing the functions of a pilot for an Unmanned ... |
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| Human Social Culture Behavior Modeling Program Newsletter. Volume 1. Issue 1, Spring 2009 |
30-Mar-2009 |
17 pages |
| Authors:
OFFICE OF NAVAL RESEARCH ARLINGTON VA
|
| Beginning in Fiscal Year 2008 the Department of Defense has a new R&D program to develop a science base and associated technologies for human, social and culture behavior modeling. The program is vertically integrated across three categories of RDT&E funding: Applied Research, Advanced Technology Development, and Advanced Component Development & Prototypes. The military capability needs being addressed center on enablement of modeling for Irregular Warfare (IW) and Security, Stability, Transition, ... |
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| Robotics Strategy White Paper |
19-Mar-2009 |
38 pages |
| Authors:
ARMY TRAINING AND DOCTRINE COMMAND FORT MONROE VA ARMY CAPABILITIES INTEGRATION CENTER
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| The enclosed Robotics Strategy White Paper is the result of a collaborative effort between the U.S. Army Training and Doctrine Command (TRADOC) and the Tank-Automotive Research, Development and Engineering Center (TARDEC). This paper builds on a confederated Army robotics strategy that is described by senior leader direction, studies, and various systems-based road maps. The purpose of this paper is to propose task areas that can further enable the Army's 1.1 ... |
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| Methods for Creating Realistic Disk Images for Forensics Tool Testing and Education |
17-Mar-2009 |
35 pages |
| Authors:
Simson L Garfinkel; Loren E Peitso; NAVAL POSTGRADUATE SCHOOL MONTEREY CA
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| Both testing of computer storage forensics tools, and education in conducting computer forensics require reference drive images with known characteristics. Without a known ground-truth it is not possible to fully verify the ability of a tool or a student's analytical technique on whether they capture the important data residing on the drive. Due to privacy concerns existing corpa of drive images from real users cannot be used, so we must ... |
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| Cooperative Autonomous Robots for Reconnaissance |
06-Mar-2009 |
9 pages |
| Authors:
Thaddeus A Roppel; AUBURN UNIV AL
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| Collaborating mobile robots equipped with WiFi transceivers are configured as a mobile ad-hoc network. Algorithms are developed to take advantage of the distributed processing capability inherent to multi-agent systems. The focus of this study was to determine the optimal amount of communication which allows the robots to share a sufficiently detailed global map, while keeping their processing time and energy usage to a minimum. A hardware testbed is described, which ... |
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| Adaptive Multi-Modal Data Mining and Fusion for Autonomous Intelligence Discovery |
Mar-2009 |
13 pages |
| Authors:
Edward J Wegman; GEORGE MASON UNIV FAIRFAX VA
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| This proposal addressed the autonomous discovery of relevant information in massive, complex, dynamic text and imagery streams. We began development of a prototype system to mine, filter and fuse multi-modal data streams and dynamically interact with the analysts to improve their efficiency through feedbacks and autonomous adaptation of the algorithms. The plan was to implement four core capabilities: 1) Text and image mining for feature extraction, 2) Multi-modal data fusion, ... |
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| Managing Communications with Experts in Geographically Distributed Collaborative Networks |
Mar-2009 |
99 pages |
| Authors:
Joseph E Delaney; NAVAL POSTGRADUATE SCHOOL MONTEREY CA
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| The idea of communication through collaboration is not new, however, the need to collaborate efficiently with subject matter experts has become essential towards establishing a competitive advantage among individuals, groups, and organizations. As networks expand, organizations flatten, and globalization continues, geographically distributed collaborative networks have become pervasive and are more common as a way of conducting daily business and resolving problems. Developing the ability to effectively manage communications with experts, ... |
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| Improved Usability of Locomotion Devices Using Human-Centric Taxonomy |
Mar-2009 |
121 pages |
| Authors:
Alex T Mabini; NAVAL POSTGRADUATE SCHOOL MONTEREY CA
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| This thesis investigates how early taxonomies of locomotion fail to provide a comprehensive enough framework to facilitate usable locomotion devices due to a failure of understanding the human component in interaction. It then proposes an alternative human-centric taxonomy for locomotion that grounds itself on the physiological, physical and extra-physical cues the human body is capable of providing rather than only the input existing interaction devices are capable of receiving. Through ... |
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| Developing a Framework for Control of Agile Aircraft Platforms in Autonomous Hover |
Mar-2009 |
75 pages |
| Authors:
Kyle J Krogh; WASHINGTON UNIV SEATTLE DEPT OF AERONAUTICS AND ASTRONAUTICS
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| This thesis extends previous work on autonomous agile aircraft to develop a framework for control in both linear and non-linear flight profiles. Two dynamical systems are considered, a scale YAK-54 aerobatic remote control aircraft and the Flexrotor concept developed by Aerovel. Both models are capable of hover and level flight, requiring complex control transitions between the flight regimes. Linear controllers are developed for both models in a hover configuration. Open-loop ... |
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| Satellite-Based Fusion of Image/Inertial Sensors for Precise Geolocation |
Mar-2009 |
122 pages |
| Authors:
Neil R Jesse; AIR FORCE INST OF TECH WRIGHT-PATTERSON AFB OH SCHOOL OF ENGINEERING AND MANAGEMENT
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| The ability to produce high-resolution images of the Earth's surface from space has flourished in recent years with the continuous development and improvement of satellite-based imaging sensors. Earth-imaging satellites often rely on complex onboard navigation systems, with dependence on Global Positioning System (GPS) tracking and/or continuous post-capture georegistration, to accurately geolocate ground targets of interest to either commercial and military customers. Consequently, these satellite systems are often massive, expensive, and ... |
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| Digital Authentication for Official Bulk Email |
Mar-2009 |
77 pages |
| Authors:
Andrew A Slack; NAVAL POSTGRADUATE SCHOOL MONTEREY CA
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| Official bulk email is an efficient tool for disseminating information to a wide audience. Its inherent efficiency, captive audience, and trust provide a dangerous attack vector for adversaries utilizing fraudulent email. Digital authentication can provide a layer of defense to official bulk email that, combined with other defensive countermeasures, will greatly reduce its vulnerabilities. The Department of Defense mandates that official emails, which contain hyperlinks, attachments, or instructions to recipients, ... |
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| The VTD Bugbot - Version 1 Summary |
Mar-2009 |
10 pages |
| Authors:
Justin Shumaker; ARMY RESEARCH LAB ABERDEEN PROVING GROUND MD VEHICLE TECHNOLOGY DIRECTORATE
|
| Presented is an overview of the work accomplished toward the development of a fully autonomous mesoscale hexapod robotic system. A circuit board and mobility system were developed in-house during the summer of 2008 to serve as the first generation of this platform. Much of the attention for this project has been focused on designing the system to be lightweight, small, and computationally capable of autonomous behavior using state-of-the-art embedded electronics ... |
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| Unified Behavior Framework in an Embedded Robot Controller |
Mar-2009 |
67 pages |
| Authors:
Stephen S Lin; AIR FORCE INST OF TECH WRIGHT-PATTERSON AFB OH DEPT OF ELECTRICAL AND COMPUTER ENGINEERING
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| Recent technological advances produce small, inexpensive, embedded hardware platforms that are powerful enough to match robots from just a few years ago. The Unified Behavior Framework is a flexible, responsive control architecture that has not been applied on embedded systems in robots. This thesis presents a development of the Unified Behavior Framework on the Mini-WHEGSTM, a biologically inspired, embedded robotic platform, which is a small robot that utilize wheel-legs to ... |
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| Exploitation of Geographic Information Systems for Vehicular Destination Prediction |
Mar-2009 |
205 pages |
| Authors:
Richard T Muster; AIR FORCE INST OF TECH WRIGHT-PATTERSON AFB OH DEPT OF ELECTRICAL AND COMPUTER ENGINEERING
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| This research proposes that vehicles in an urban setting subject to persistent Intelligence Surveillance and Reconnaissance will exhibit attributes that make it possible to predict their future position within a time-horizon. GeoSpatial Information Systems obtained from municipal, commercial, or hyperspectral sources may be used to model an urban grid and to make use of graph-theoretic search algorithms that can prune the future state-space of the vehicle's immediate environment. The results ... |
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| Communication Free Robot Swarming |
Mar-2009 |
99 pages |
| Authors:
Zachary C Gray; AIR FORCE INST OF TECH WRIGHT-PATTERSON AFB OH SCHOOL OF ENGINEERING
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| As the military use of unmanned aerial vehicles increases, a growing need for novel strategies to control these systems exists. One such method for controlling many unmanned aerial vehicles simultaneously is the through the use of swarm algorithms. This research explores a swarm robotic algorithm developed by Kadrovach implemented on Pioneer Robots in a real-world environment. An adaptation of his visual sensor is implemented using stereo vision as the primary ... |
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| Dynamic Interactions for Network Visualization and Simulation |
Mar-2009 |
111 pages |
| Authors:
Cigdem Yetisti; AIR FORCE INST OF TECH WRIGHT-PATTERSON AFB OH GRADUATE SCHOOL OF ENGINEERING AND MANAGEMENT
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| This research effort examines related interface studies, interactive techniques and visualization functions to present the design, development and implementation of a new network visualization framework design. From the interface design perspective, this research presents a prototype design to ease the implementation process. The prototype design is introduced to attempt to better facilitate using multiple network visualization functions meeting user needs. With the usage of the mediator tool, the new network ... |
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| Proof-of-Concept Studies in Novel Guided Wave Methods for Metallic Structural Condition |
Mar-2009 |
40 pages |
| Authors:
Michael Lanza di Todd; Francesco Scalea; CALIFORNIA UNIV SAN DIEGO LA JOLLA
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| Active sensing in structural health monitoring (SHM) refers to injecting (user-defined) energy into the system in order to actively probe its response to the induced dynamics as a means of detecting whether damage may be present in the system. A number of researchers have shown that active sensing with guided ultrasonic waves (GUWs) can be a powerful approach to take, as GUWs, when launched and detected in conjunction with macro-fiber ... |
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| Combat Identification Modeling Using Neural Networks Techniques |
Mar-2009 |
119 pages |
| Authors:
Changwook Lim; AIR FORCE INST OF TECH WRIGHT-PATTERSON AFB OH SCHOOL OF ENGINEERING AND MANAGEMENT
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| The purposes of this research were: (1) validating Kim's (2007) simulation method by applying analytic methods and (2) comparing the two different Robust Parameter Design methods with three measures of performance (label accuracy for enemy, friendly, and clutter). Considering the features of CID, input variables were defined as two controllable (threshold combination of detector and classifier) and three uncontrollable (map size, number of enemies and friendly). The first set of ... |
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| A Communication Framework for Collaborative Defense |
28-Feb-2009 |
34 pages |
| Authors:
Konstantinos Anagnostakis; INSTITUTE FOR INFOCOMM RESEARCH (SINGAPORE)
|
| The goal of this project has been to implement a collaborative automated signature generation system for deep packet inspection systems. In this report they summarize the results at the conclusion of this project. Briefly, the primary goal of achieving a significant level of automation was successfully achieved, although it proved to be more complex than originally perceived. They have been able to provide sufficient automation to be able to build ... |
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| Testing of Unmanned Ground Vehicle (UGV) Systems |
12-Feb-2009 |
39 pages |
| Authors:
ABERDEEN TEST CENTER MD
|
| This TOP describes a systematic approach to safety and performance testing of Unmanned Ground Vehicles (UGVs). The objective is to ensure that the design of each UGV includes positive measures to enhance system safety, and that hazards which could reduce system safety are eliminated or controlled to an acceptable level of risk. |
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| Multi-Scale Biomimetic Adhesives |
10-Feb-2009 |
16 pages |
| Authors:
Kimberly L Turner; CALIFORNIA UNIV REGENTS SANTA BARBARA OFFICE OF RESEARCH
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| Over the life of this grant, significant technical contributions have been made. When this grant commenced, we were at the very beginnings of building a hierarchical gecko-inspired adhesive. Since that point, we have developed hierarchical synthetic adhesive has been developed which utilizes milli/micro/nanofabrication to build active adhesive devices. In addition, in the final year of the grant, the adhesive was made actively reversible, and we were able (with additional funds ... |
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| Cooperative Wall-climbing Robots in 3D Environments for Surveillance and Target Tracking |
08-Feb-2009 |
20 pages |
| Authors:
Zhigang Zhu; Jizhong Xiao; CITY COLL OF THE CITY UNIV OF NEW YORK
|
| In the final reporting period, we have produced several variant wall-climbing robot prototypes for building inspection and window cleaning tasks. We also conducted theoretical research on multi-robot coordination, swarming robotics, and 3D map construction in constrained 3D space involving City-Climber robots. We have developed a 3D simulation software and conducted real experiments to verify the theoretical results. We are negotiating with Hasbro Inc. for licensing the City-Climber technology in toy ... |
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| Advanced Digital Forensic and Steganalysis Methods |
Feb-2009 |
43 pages |
| Authors:
Jessica Fridrich; STATE UNIV OF NEW YORK AT BINGHAMTON RESEARCH FOUNDATION
|
| The author developed and advanced a new class of digital forensic techniques to verify origin and integrity of digital imagery based on systematic artifacts of imaging sensors called photo-response non-uniformity (PRNU), which is caused by slight variations in physical dimensions of pixels and inhomogeneity of silicon. PRNU thus forms a unique fingerprint that characterizes an imaging device, such as a camera, camcorder, or scanner. Both CCD and CMOS technologies exhibit ... |
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| Supermultiplicative Speedups of Probabilistic Model-Building Genetic Algorithms |
Feb-2009 |
21 pages |
| Authors:
David E Goldberg; Kumara Sastry; Martin Pelikan; ILLINOIS UNIV AT URBANA-CHAMPAIGN DEPT OF INDUSTRIAL AND ENTERPRISE SYSTEMS ENGINEERING
|
| Substantial progress was achieved for all objectives stated in this proposal. Several effective efficiency enhancement techniques were proposed from specialized model-directed hybrids to methods capable of learning from prior runs on similar problems. Substantial speedups of an order of magnitude or more were obtained with several of these techniques on difficult classes of problems and evidence was provided of supermultiplicative speedups resulting from a combination of multiple efficiency enhancements. Theoretical ... |
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| Robotic Vehicle Control Architecture for FCS. Program Overview |
Feb-2009 |
13 pages |
| Authors:
Chris Mocnik; ARMY TANK-AUTOMOTIVE RESEARCH AND DEVELOPMENT CENTER WARREN MI VEHICLE ELECTRONICS AND ARCHITECTURE OFFICE
|
| The briefing looks at the programs TARDEC is working on to meet the needs of Future Combat Systems (FCS). These include unmanned ground vehicles (UGV) and battle command software. |
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| Training Community Modeling and Simulation Business Plan, 2007 Edition. Volume 1: Review of Training Capabilities |
Feb-2009 |
106 pages |
| Authors:
Frank Carr; Daniel B Levine; Jay J Davis; William Szych; Jesse Citizen; Philip A Sargent; Robert Halayko; Frederick E Hartman; J D Fletcher; Stanley A Horowitz; Susan Foster; INSTITUTE FOR DEFENSE ANALYSES ALEXANDRIA VA
|
| The Training Community Modeling and Simulation (M&S) Business Plan (TMSBP) provides linkages between the training functional stakeholders as represented in the Training Transformation (T2) Senior Advisory Group (SAG) and Executive Steering Committee (ESG) to the Department's larger M&S strategic vision and goals. Since needs and technology are constantly evolving, the TMSBP will continue to evolve as a living document. The 2007 Edition of the TMSBP is provided to inform the ... |
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| Training Community Modeling and Simulation Business Plan, 2007 Edition. Volume 2: Data Call Responses and Analysis |
Feb-2009 |
212 pages |
| Authors:
Frank Carr; Daniel B Levine; Jay J Davis; William Szych; Jesse Citizen; Philip A Sargent; Robert Halayko; Frederick E Hartman; J D Fletcher; Stanley A Horowitz; Susan Foster; INSTITUTE FOR DEFENSE ANALYSES ALEXANDRIA VA
|
| The Training Community Modeling and Simulation (M&S) Business Plan (TMSBP) provides linkages between the training functional stakeholders as represented in the Training Transformation (T2) Senior Advisory Group (SAG) and Executive Steering Committee (ESG) to the Department's larger M&S strategic vision and goals. Since needs and technology are constantly evolving, the TMSBP will continue to evolve as a living document. The 2007 Edition of the TMSBP is provided to inform the ... |
|
| A Hybrid Template-Based Composite Classification System |
Feb-2009 |
188 pages |
| Authors:
Michael A Turnbaugh; AIR FORCE INST OF TECH WRIGHT-PATTERSON AFB OH GRADUATE SCHOOL OF ENGINEERING AND MANAGEMENT
|
| An automatic target classification system contains a classifier which reads a feature as an input and outputs a class label. Typically, the feature is a vector of real numbers. Other features can be non-numeric, such as a string of symbols or alphabets. One method of improving the performance of an automatic classification system is through combining two or more independent classifiers that are complementary in nature. This research proposes a ... |
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| An Open-Path Obstacle Avoidance Algorithm Using Scanning Laser Range Data |
Feb-2009 |
20 pages |
| Authors:
Von; Raymond Wahlde; Nathan Wiedenman; Wesley A Brown; Cezarina Viqueira; ARMY RESEARCH LAB ABERDEEN PROVING GROUND MD
|
| The Open-Path Area algorithm described searches a region scanned by a laser range finder for the most open path that will allow a robot of a specified width to move the furthest distance. Range data are mapped into an array space in which the column indices are the beam numbers and the rows are the range values divided into an arbitrary number of bins. The path to be searched is ... |
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| Time-Frequency Analysis of a Moving Human Doppler Signature |
Feb-2009 |
34 pages |
| Authors:
Traian Dogaru; Calvin Le; Getachew Kirose; ARMY RESEARCH LAB ADELPHI MD SENSORS AND ELECTRON DEVICES DIRECTORATE
|
| In this report we analyze the Doppler signature of a moving human with the purpose of finding temporal change patterns that would allow detection and classification of movers. The analysis is based on computer models that simulate the operation of a pulse-Doppler radar. We start with an animated human mesh in walking motion and compute the frame-by-frame radar return using electromagnetic solvers such as the Finite Difference Time Domain (FDTD). ... |
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| Entity Bases: Large-Scale Knowledgebases for Intelligence Data |
Feb-2009 |
28 pages |
| Authors:
Steven Minton; Craig Knoblock; Ching-Chien Chen; UNIVERSITY OF SOUTHERN CALIFORNIA MARINA DEL REY
|
| This report describes new technology for rapidly integrating information from heterogeneous sources. First, we consider the problem of integrating records about entities harvested from multiple sources. We address this problem by developing the technology to build massive entity knowledgebases, which we call EntityBases. The key idea is to create a comprehensive knowledgebase for the entities of interest. In order to build such a knowledge base, we address the issues of ... |
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| Simultaneous Planning and Control for Autonomous Ground Vehicles |
Feb-2009 |
160 pages |
| Authors:
Thomas C Galluzzo; FLORIDA UNIV GAINESVILLE MECHANICAL AND AEROSPACE ENGINEERING
|
| Motion planning and control for autonomous vehicles are complex tasks that must be done in order for a ground robot to operate in a cluttered environment. This dissertation presents the theory, implementation, and test results for some new and novel Receding Horizon Control (RHC) techniques that allow these tasks to be unified into one. The first new method is called Heuristic Receding Horizon Control (HRHC), and uses a modified A* ... |
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| Extending the Conventional Information Theory: Theory and Designs of Layered Partially Decodable Codes |
29-Jan-2009 |
5 pages |
| Authors:
Lizhong Zheng; MASSACHUSETTS INST OF TECH CAMBRIDGE RESEARCH LAB OF ELECTRONICS
|
| This project is aimed at extending the conventional information theory, which is based on the idea of reliably transmitting all data bits through communication channels, by differentiating different types of data and providing different levels of error protections and thus allowing different parts of the data to be decoded at different nodes in the network. The main challenge addressed in this project is to develop new notions of partial information, ... |
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| An Ethical Governor for Constraining Lethal Action in an Autonomous System |
Jan-2009 |
9 pages |
| Authors:
Patrick Ulam; Ronald C Arkin; Brittany Duncan; GEORGIA INST OF TECH ATLANTA MOBILE ROBOT LAB
|
| The design, prototype implementation, and demonstration of an ethical governor capable of restricting lethal action of an autonomous system in a manner consistent with the Laws of War and Rules of Engagement is presented. |
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| Scaling Robotic Displays: Visual and Multimodal Options for Navigation by Dismounted Soldiers |
Jan-2009 |
58 pages |
| Authors:
Elizabeth S Redden; Rodger A Pettitt; Christian B Carstens; Linda R Elliott; Dave Rudnick; ARMY RESEARCH LAB ABERDEEN PROVING GROUND MD HUMAN RESEARCH AND ENGINEERING DIRECTORATE
|
| This is the third in a series of experiments designed to investigate how best to scale robot controls and displays for dismounted Soldiers who need smaller and lighter devices. This study investigates the impact of three types of navigation map displays on navigation performance, using Soldiers from the Officer Candidate School (OCS) at Fort Benning, GA. After training to use the TALON Robot system, each Soldier completed navigation exercises using ... |
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| Conversations With Wargamers |
Jan-2009 |
107 pages |
| Authors:
Peter P Perla; Michael C Markowitz; CENTER FOR NAVAL ANALYSES ALEXANDRIA VA
|
| The War Gaming Department (WGD) of the Naval War College (NWC) asked CNA to identify key game-design issues and to develop recommendations for more effectively representing the linkage between the strategic, operational/strategic, and operational levels of war, especially as applied to future Navy Title X Global War Games (GWG). We researched existing wargame systems and interviewed leading wargaming practitioners, both in government and in industry, to learn how others have ... |
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| Unmanned Ground Vehicle Tactical Behaviors Technology Assessment |
Jan-2009 |
86 pages |
| Authors:
Marshal A Childers; Barry A Bodt; Susan G Hill; Richard Camden; Robert M Dean; William F Dodson; Lyle G Sutton; Leonid Sapronov; ARMY RESEARCH LAB ABERDEEN PROVING GROUND MD
|
| During 4-14 February 2008, the U.S. Army Research Laboratory and General Dynamics Robotic Systems conducted an unmanned systems tactical behaviors technology assessment at three training areas of Ft. Indiantown Gap, PA. The purpose of the assessment was to examine the ability to use sensed information to locally orient an unmanned ground vehicle (UGV) in order to obtain line of sight for an onboard reconnaissance surveillance target acquisition system to scan ... |
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| Air Force Research Laboratory Warfighter Readiness Research Division Participation in the 2008 IITSEC |
15-Dec-2008 |
82 pages |
| Authors:
Craig Eidman; Merrill R Karp; Brent Crow; Brian T Schreiber; Justin H Prost; Leah J Rowe; Clinton Kam; Robert Nullmeyer; V A Spiker; David Kaiser; Gregg A Montijo; Elizabeth P Casey; Winston Jr; Bennett; Patricia C Fitzgerald; Dee H Andrews; Jim Anderson; NCI INFORMATION SYSTEMS INC MESA AZ
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| This technical paper contains the contributions of the Air Force Research Laboratory, Human Effectiveness Directorate, Warfighter Readiness Research Division (AFRL/RHA) to the 2008 Interservice/Industry Training, Simulation, and Education Conference (I/ITSEC). I/ITSEC is the premiere event of its kind in the world of training, modeling, and simulation. The 2008 conference theme was: Learn. Train. Win! The conference included multiple presentations of previously unpublished papers, as well as tutorials and special events--all ... |
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| Exploring the Structure and Task Dynamics of Terrorist Organizations Using Agent Based Modeling |
Dec-2008 |
75 pages |
| Authors:
Nikolaos Bekatoros; NAVAL POSTGRADUATE SCHOOL MONTEREY CA
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| This thesis examines the structure and attributes of the terrorist network that was responsible for the 2004 Madrid bombing attack. It initially produces a Baseline computational model using POW-ER, based on data from academic papers and news articles about the 2004 Madrid bombings. The Baseline model is further compared with two different representations of the same terrorist group: 1) the Expert model, which is identical to the Baseline model except ... |
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Cybernetics
