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Total Results: 11507 Pages: Previous 1 [2] 3 4 5 6 7 8 9 10 11 Next Results per page:
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Deceiving Adversary Network Scanning Efforts Using Host-Based Deception Jun-2009 87 pages
Authors:  Sherry B Murphy; AIR FORCE INST OF TECH WRIGHT-PATTERSON AFB OH GRADUATE SCHOOL OF ENGINEERING AND MANAGEMENT
The full text of this report is available for sale.In this research, we demonstrate the usefulness of manipulating system traffic to deceive an attacker's operating system (OS) fingerprinting as part of their network scanning efforts. Specifically, we address whether host-based OS obfuscation has merit and application as an integral part of Air Force network defense and whether the technique warrants further research and application development. We accomplish this objective through a literature review and a proof of concept evaluation ...


Strategic Deterrence in Cyberspace: Practical Application Jun-2009 119 pages
Authors:  Kevin R Beeker; AIR FORCE INST OF TECH WRIGHT-PATTERSON AFB OH GRADUATE SCHOOL OF ENGINEERING AND MANAGEMENT
The full text of this report is available for sale.This research outlines practical steps that the United States can take to improve strategic deterrence in cyberspace. The unique character of cyberspace requires a retailoring of traditional deterrence strategies to fit the domain. The research uses the Deterrence Operations Joint Operating Concept (DO JOC) and the New Triad as models for organizing deterrence operations. The DO JOC focuses on tailoring deterrence operations based on the actor, but deterrence operations must ...


If You Don't Know Where You Are Going, You Probably Will End Up Somewhere Else: Computer Network Operations Force Presentation Jun-2009 73 pages
Authors:  Michael B Birdwell; AIR FORCE INST OF TECH WRIGHT-PATTERSON AFB OH GRADUATE SCHOOL OF ENGINEERING AND MANAGEMENT
The full text of this report is available for sale.The purpose of this research is to determine if computer network operations (CNO) force presentation can benefit from studying how functional combatant commands present other forces and capabilities to the geographic combatant commands (GCCs). Specifically, the study examines how the U.S. Strategic Command presents space capabilities, how the U.S. Transportation Command presents logistics capabilities, and how U.S. Special Operations Command presents special operations forces. The following topics were examined in ...


Multi-level Operational C2 Holonic Reference Architecture Modeling for MHQ with MOC Jun-2009 39 pages
Authors:  David L Kleinman; Krishna R Pattipati; Chulwoo Park; CONNECTICUT UNIV STORRS DEPT OF ELECTRICAL ENGINEERING AND COMPUTER SCIENCE
The full text of this report is available for sale.The purpose of this paper is to present a multi-level operational C2 holonic reference architecture that is applicable to Navy maritime headquarters (MHQ) with maritime operations center (MOC) for assessing, planning and executing multiple missions and tasks across a range of military operations. The control architecture consists of three levels: strategic level control (SLC), operational level control (OLC) and tactical level control (TLC). In addition to coordination within each level, ...


On Extending Temporal Models in Timed Influence Networks Jun-2009 39 pages
Authors:  Abbas K Zaidi; Alexander H Levis; P Papantoni-Kazakos; GEORGE MASON UNIV FAIRFAX VA SYSTEMS ARCHITECTURE LAB
The full text of this report is available for sale.An extension to the formalism of Timed Influence Networks, including time-varying and cyclic influences is presented. The proposed time-varying influence functions allow modeling of influences whose strengths vary with time. A cyclic influence, on the other hand, provides a provision for a self-promoting set of influences. The two extensions will provide TIN models with the capability to depict PMESII (i.e., political, military, economic, social, infrastructure, and information) aspects of informal ...


Minimizing the Human Capital Aspect of Productivity Disruption During Implementation of an Enterprise Resource Planning (ERP) System Jun-2009 138 pages
Authors:  Julie S Newlin; AIR FORCE INST OF TECH WRIGHT-PATTERSON AFB OH SCHOOL OF ENGINEERING AND MANAGEMENT
The full text of this report is available for sale.The Air Force is investing a great deal of time and money in development of the Expeditionary Combat Support System (ECSS), an Enterprise Resource Planning (ERP) system. When implemented, ECSS will completely transform the way the logistics community does business. It will reduce 400 plus legacy systems to just one enterprise wide system, as well as touch every process we operate and make major changes to most of these processes ...


Optimizing Airborne Networking Performance with Cross-Layer Design Approach Jun-2009 21 pages
Authors:  Tarek Saadawi; CITY UNIV OF NEW YORK RESEARCH FOUNDATION
The full text of this report is available for sale.We analyzed the impact of the physical propagation environment on the performance of mobile ad hoc network (MANET) protocols. Dynamic Source Routing (DSR) protocol is chosen as typical routing protocol for the experiment. We used the network simulator OPNET to design our airborne network (AN) environment model. Our approach utilized the experimental results that we have obtained at the Air Force Lab in our design to model a cross layer ...


Internet Delivery of Captains in Command Training: Administrator's Guide Jun-2009 25 pages
Authors:  Scott Shadrick; Tony Fullen; Brian Crabb; NORTHROP GRUMMAN TECHNICAL SERVICES RESTON VA
The full text of this report is available for sale.In support of developing adaptive leaders, the research leading to this Research Note explored methods to implement an Internet-delivered version of the Captains in Command research product. Additional enhancements include student input tracking, data collection, and storage on a client-side server. Original source video files were compressed to meet web standards and system requirements. Vignettes were posted to a server and tested for functionality and playability. The Research Note describes ...


Research Operations for Advanced Warfighter Interface Technologies Jun-2009 117 pages
Authors:  Timothy P Ryan; GENERAL DYNAMICS ADVANCED INFORMATION SYSTEMS DAYTON OH
The full text of this report is available for sale.Execution of the Research Operations for Advance Warfighter Interface Technologies (ROADWIT) contract required a broad range of technical expertise supporting the mission of the Human Effectiveness Directorate (711 HPW/RHC). The mission of 711 HPW/RHC is to develop science and technology that improves the effectiveness of human-human and human-machine interaction within the Air Force. General Dynamics' mission, in support of 711 HPW/RHC research, is to ensure that the human operator is ...


System-Call Based Problem Diagnosis for PVFS Jun 2009 7 pages
Authors:  Michael P Kasick; Keith A Bare; Marinelli; Eugene E III; Jiaqi Tan; Rajeev Gandhi; Priya Narasimhan; CARNEGIE-MELLON UNIV PITTSBURGH PA DEPT OF ELECTRICAL AND COMPUTER ENGINEERING
The full text of this report is available for sale.We present a syscall-based approach to automatically diagnose performance problems, server-to-client propagated errors, and server crash/hang problems in PVFS. Our approach compares the statistical and semantic attributes of syscalls across PVFS servers in order to diagnose the culprit server, under these problems, for different file-system benchmarks-dd, PostMark and IOzone-in a PVFS cluster.


Network Centric Warfare, Command, and the Nature of War 21-May-2009 79 pages
Authors:  Christopher R Smith; ARMY COMMAND AND GENERAL STAFF COLL FORT LEAVENWORTH KS SCHOOL OF ADVANCED MILITARY STUDIES
The full text of this report is available for sale.Military theorists such as David Alberts contend that information technologies will allow for wider and more rapid sharing of information. In order to take advantage of the emerging possibilities presented by information technologies the theorists recommend changes to the structure of information age military organizations and changes to the methods for command and control of military forces. Some of their ideas have implications for the traditional function of command. This ...


Typewriter Leadership in a Facebook World 21-May-2009 58 pages
Authors:  Drew R Meyerowich; ARMY COMMAND AND GENERAL STAFF COLL FORT LEAVENWORTH KS SCHOOL OF ADVANCED MILITARY STUDIES
The full text of this report is available for sale.Historically, information was a form of power closely guarded, secured, and provided only when there was a need to know. Modern communication equipment and the internet make global news available to anyone who wants it, or wants to provide it. Senior military leaders grew up in the Military during a period when this technology was not a reality. In a very short period of time, typewritten forms were replaced by ...


Interfacing Network Simulations and Empirical Data May-2009 54 pages
Authors:  Ian McCulloh; Joshua Lospinoso; Anthony Johnson; MILITARY ACADEMY WEST POINT NY DEPT OF MATHEMATICAL SCIENCES
The full text of this report is available for sale.This project tests Social Network Models for longitudinal data against empirical data using an original statistical test to determine the effectiveness of various models at reproducing networks. The Link Probability Model (LPM) is introduced as a viable model for the reproduction of social networks in dynamic equilibrium. We survey social network simulation packages and find that Construct uses a continually updated LPM as its stochastic engine, further establishing the LPM's ...


The Library of the Future May-2009 17 pages
Authors:  Aaron Byerley; AIR FORCE ACADEMY COLORADO SPRINGS CO INST FOR INFORMATION TECHNOLOGY APPLICATIONS
The full text of this report is available for sale.The US Air Force Academy library was occupied in 1958. Subsequently, additions to the collections now occupy space that was designed for another purpose and thereby have reduced the open and study areas. In order to maintain access to the materials, innovative solutions will be required. Digitizing materials, using compact shelving, and possible underground storage of lesser used, but important volumes, may be considered. The library study was undertaken to ...


Multiple q-Shell ODF Reconstruction in q-Ball Imaging May 2009 10 pages
Authors:  Iman Aganj; Christophe Lenglet; Guillermo Sapiro; Essa Yacoub; Kamil Ugurbil; Noam Harel; MINNESOTA UNIV MINNEAPOLIS INST FOR MATHEMATICS AND ITS APPLICATIONS
The full text of this report is available for sale.Q-ball imaging (QBI) is a high angular resolution diffusion imaging (HARDI) technique which has been proven very successful in resolving multiple intravoxel fiber orientations in MR images. The standard computation of the orientation distribution function (ODF, the probability of diffusion in a given direction) from q-ball uses linear radial projection, neglecting the change in the volume element along the ray, thereby resulting in distributions different from the true ODFs. A ...


A Framework for Automatic Web Service Composition 30-Apr-2009 23 pages
Authors:  Anya Kim; Myong Kang; Catherine Meadows; John Sample; Elias Ioup; NAVAL RESEARCH LAB WASHINGTON DC CENTER FOR HIGH ASSURANCE COMPUTING SYSTEMS (CHACS)
The full text of this report is available for sale.Complex mission plans need to incorporate information from various sources and domains to achieve a task. This information is available through a variety of web services in the Service-Oriented Architecture (SOA), but the ability to automatically compose them into a single coherent task is not readily available. Traditional composition approaches require human-intensive involvement, making them time-consuming and error prone. Therefore, the ability to automatically or semi-automatically orchestrate web services in ...


Information Integration Seedling for Data Integration and exploitation System that Learns (DIESEL) Apr-2009 25 pages
Authors:  Pedro M Domingos; SRI INTERNATIONAL MENLO PARK CA
The full text of this report is available for sale.The goal of the University of Washington effort under DIESEL is to develop a unified approach to entity, schema and concept matching. Entity resolution is the problem of determining which mentions in the data correspond to the same object (e.g., J. Smith and Jane Smith may be the same person). Schema matching is the problem of determining which fields in a database or other structure correspond to the same attributes ...


Case Master Apr-2009 101 pages
Authors:  Hua Li; Rafael Alonso; Sven Brueckner; Andrew Yinger; Philip Bramsen; Liz Downs; Van Parunak; TECHTEAM GOVERNMENT SOLUTIONS INC CHANTILLY VA DIGITAL SUPPORT
The full text of this report is available for sale.The CASE MASTER project focused primarily on the development of the InformANTS prototype, a distributed, scalable, and adaptive system that tracks the activities of one or more intelligence analysts, maintains up-to-date models of these analysts' interest, models dynamically changing sets of documents from the web or in InformANTS-enabled wikis, and recommends at any time relevant documents or other analysts to a given user. In the development of the prototype, the ...


Crosstalk: The Journal of Defense Software Engineering. Volume 22, Number 3 Apr-2009 33 pages
Authors:  Michael Gagliardi; Paul E Black; John Klein; William G Wood; D T Rao; Kasey Thompson; Arlene F Minkiewicz; Lew Priven; Roger Stewart; Jeffrey A Ingalsbe; Dan Shoemaker; Nancy R Mead; John Morley; Katherine Baxter; SOFTWARE TECHNOLOGY SUPPORT CENTER HILL AFB UT
The full text of this report is available for sale.We all have been taught sound practices since childhood. Remember the ol' dental mantra of don't forget to brush your teeth after each meal? Those instructions were soon augmented with a warning that brushing alone was not enough, and that flossing and regular check-ups were needed to reinforce brushing and prevent the development of dental maladies. Our experience with these routines over our lifetime confirms the worth of reinforcing good, ...


Network Authentication Protocol Studies Apr-2009 216 pages
Authors:  Jim Alves-Foss; Paul Oman; IDAHO UNIV MOSCOW
The full text of this report is available for sale.The original focus of this project was to investigate cryptographic protocols, and methods for formal design and analysis of those protocols. As time progressed, we found a need to broaden the scope of this work to include the foundational system architecture support needed for these protocols. In this report we provide a summary of the work we conducted during this study, the findings and a proposed path forward.


High Performance Computing Innovation Service Portal Study (HPC-ISP) Apr-2009 27 pages
Authors:  Suzy Tichenor; Brian Schott; Robert Graybill; UNIVERSITY OF SOUTHERN CALIFORNIA MARINA DEL REY INFORMATION SCIENCES INST
The full text of this report is available for sale.This project was a study by the Information Sciences Institute (ISI), the Council on Competitiveness (Council), Pratt & Whitney (P&W), Ohio Supercomputer Center (OSC), and Georgetown University (GU) intended to: 1) identify why companies that do not currently employ HPC for advanced modeling and analysis have failed to adopt this technology when the benefits have been showcased so compellingly, and 2) develop technical and business concepts that could help enable ...


Trust Me: Design Patterns for Constructing Trustworthy Trust Indicators Apr-2009 259 pages
Authors:  Serge Egelman; CARNEGIE-MELLON UNIV PITTSBURGH PA SCHOOL OF COMPUTER SCIENCE
The full text of this report is available for sale.In a world where making an incorrect online trust decision can mean giving away highly personal information to a con artist, Internet users need effective online trust indicators to help them make better trust decisions. In a perfect world, software could automatically detect all security threats and then block access to high risk web sites. Because there are many threats that we cannot detect with 100% accuracy and false positives ...


Command and Control of Network Operations 30-Mar-2009 36 pages
Authors:  Robert A Barker; ARMY WAR COLL CARLISLE BARRACKS PA CENTER FOR STRATEGIC LEADERSHIP
The full text of this report is available for sale.Command and control of network operations is required to synchronize cyberspace operations, fully utilize the concepts of Joint Net-Centric Operations (JNO), and operate and defend the joint communications network. The current network operations command and control structure does not provide the Geographical Combatant Commander unity of command or unity of effort in his execution of these requirements. The 2008 Unified Command Plan (UCP) assigns the Geographical Combatant Commander authority over ...


Creating a Knowledge Management Strategy 26-Mar-2009 32 pages
Authors:  Jeffrey J Lepak; ARMY WAR COLL CARLISLE BARRACKS PA
The full text of this report is available for sale.The Army needs to reaffirm Knowledge Management as the means to supporting its Strategic Strategy for the 21st Century of transforming itself into a network-centric knowledge-based force. The best way to do this is for the Army to write an Army Knowledge Management Strategy that lays out a vision to shape the entire Army into a knowledge-based force for the next 20 or 30 years. The strategy would provide a ...


Program Management Issues with Fielding, Resetting Digital Systems 24-Mar-2009 30 pages
Authors:  Rod Mentzer; ARMY WAR COLL CARLISLE BARRACKS PA
The full text of this report is available for sale.Army transformation and the requirement to support two major combat operations simultaneously has placed a burden on the Army's ability to generate equipped, trained, and ready combat power on a reliable non-exhaustive cyclic model. The Army Force Generation Model (ARFORGEN) has done a great deal to alleviate that stress by dictating timelines for equipping, training, deploying, and resetting of combat units. However, when dealing with information systems that have an ...


Organization of DoD Computer Network Defense, Exploitation, and Attack Forces 12-Mar-2009 32 pages
Authors:  Kraig Hanson; ARMY WAR COLL CARLISLE BARRACKS PA
The full text of this report is available for sale.The Department of Defense (DoD) faces many challenges in the world of computer networks and systems. Technical skills used to exploit adversary networks and systems for intelligence purposes can also be used to attack adversary networks and systems. In the likelihood that exploitation is much more common than attack, technicians performing exploitation will gain much experience in their work. Because of this, these same technicians should also perform attack functions, ...


Comprehensive National Cybersecurity Initiative: Legal Authorities and Policy Considerations 10-Mar-2009
Authors:  John Rollins; Anna C Henning; LIBRARY OF CONGRESS WASHINGTON DC CONGRESSIONAL RESEARCH SERVICE
The full text of this report is not available and therefore is not for sale. This information is provided for reference purposes only.Federal agencies report increasing cyber-intrusions into government computer networks, perpetrated by a range of known and unknown actors. In response, the President, legislators, experts, and others have characterized cybersecurity as a pressing national security issue. Like other national security challenges in the post-9/11 era, the cyber threat is multi-faceted and lacks clearly delineated boundaries. Some cyber attackers operate through foreign nations? military or intelligence-gathering operations, whereas others have connections to ...


Wireless Technology Mar-2009 42 pages
Authors:  Stella N Batalama; STATE UNIV OF NEW YORK AT BUFFALO AMHERST
The full text of this report is available for sale.This report covers research on the subject of generalized likelihood radio test packet data detectors. The research led to the design of a novel generalized likelihood ratio test (GLRT)-type packet-data detectors for general multi-access/multi-user digital communication systems and analytical performance evaluation tools for finite data packet sizes. Developed for the known channel case was a coherent GLRT packet-data detector, while for the unknown channel case two detectors were developed. For ...


Defense Science Board Report on Advanced Computing Mar-2009 65 pages
Authors:  Bruce Tarter; Robert Nesbit; DEFENSE SCIENCE BOARD WASHINGTON DC
The full text of this report is available for sale.This is the final report of the DSB Task Force on NNSA's Strategic Plan for Advanced Computing, co-chaired by Dr. Bruce Tarter and Mr. Robert Nesbit. The Task Force was asked to evaluate NNSA's strategic plan for Advanced Simulation and Computing (ASC) and its adequacy to support the Stockpile Stewardship Program (SSP), whose mission is to ensure the safety, performance and reliability of our Nation's nuclear weapons stockpile. The Task ...


Collaboration and Analyst System Effectiveness (CASE) Connect Mar-2009 41 pages
Authors:  Stephen J Sickels; GENERAL DYNAMICS ADVANCED INFORMATION SYSTEMS FAIRFAX VA
The full text of this report is available for sale.The goal was to develop effective computer-based support for collaborative intelligence analysis, with a particular focus on facilitating tacit collaboration. Our approach can be characterized as a Develop/Understand/Improve cycle, where the Understand phase is the foundation of our work. We used statistical techniques, such as Latent Dirichlet Allocation & Relational Topic Models-to uncover hidden (latent) patterns and relationships that can be exploited to assess the analytic value of information objects ...


Privacy for Mobile Networks via Network Virtualization Mar-2009 65 pages
Authors:  Todd P Glidden; NAVAL POSTGRADUATE SCHOOL MONTEREY CA
The full text of this report is available for sale.Today mobile devices have become powerful and ubiquitous. The conveniences afforded by these devices do not come without a cost, however. The use of mobile devices and mobile networks poses a significant risk to privacy. Four privacy requirements for mobile networks are identified: content privacy, identity privacy, location privacy, and authentication. This work focuses on content privacy. Two threats to content privacy are identified: the casual observer and the attacker. ...


Dynamic Network Formation Using Ant Colony Optimization Mar-2009 315 pages
Authors:  Steven C Oimoen; AIR FORCE INST OF TECH WRIGHT-PATTERSON AFB OH SCHOOL OF ENGINEERING AND MANAGEMENT
The full text of this report is available for sale.This research presents three contributions for solving highly dynamic (i.e. drastic change within the network) Multi-commodity Capacitated Network Design Problems (MCNDPs) resulting in a distributed multi-agent network design algorithm. The first contribution incorporates an Ant Colony Optimization (ACO) algorithm Ant Colony System (ACS) to solve the static MCNDP with weak constraints. Second, a new algorithm is developed and has the capability to dynamically adjust its exploration parameter of the solution ...


Taxonomy for and Analysis of Anonymous Communications Networks Mar-2009 257 pages
Authors:  Douglas Kelly; AIR FORCE INST OF TECH WRIGHT-PATTERSON AFB OH SCHOOL OF ENGINEERING AND MANAGEMENT
The full text of this report is available for sale.Any entity operating in cyberspace is susceptible to debilitating attacks. With cyber attacks intended to gather intelligence and disrupt communications rapidly replacing the threat of conventional and nuclear attacks, a new age of warfare is at hand. In 2003, the United States acknowledged that the speed and anonymity of cyber attacks makes distinguishing among the actions of terrorists, criminals, and nation states difficult. Even President Obama's Cybersecurity Chief-elect feels challenged ...


File Transfer with Erasure Coding over Wireless Sensor Networks Mar-2009 103 pages
Authors:  Thomas E Childers; NAVAL POSTGRADUATE SCHOOL MONTEREY CA
The full text of this report is available for sale.In order to provide a step towards the goal of passing TCP/IP traffic across wireless sensor networks, a method for file transfer utilizing forward error correction (FEC) is studied. Previous work in the area of terminal communication across the sensor network is expanded upon to include file transfer in order to provide a more capable channel and a basis for testing the performance obtained through erasure coding. The results of ...


Feasibility Study of Network Operations Center Collaboration to Improve Application Layer Performance Mar-2009 111 pages
Authors:  Kent A Meyer; NAVAL POSTGRADUATE SCHOOL MONTEREY CA
The full text of this report is available for sale.Network Centric Warfare seeks to improve the link between the shooter and sensor networks, enabling direct access to pertinent information and a shorter decision loop with improved operational capabilities. The sensor-shooter network is often conceptualized in two network models: centralized and decentralized. Centralized networks can provide robust management of network resources but potentially lengthens the decision process while information is routed through distant nodes or becomes delayed in lengthy queues. ...


Mitigating Distributed Denial of Service Attacks with Multi-Protocol Label Switching-Traffic Engineering (MPLS-TE) Mar-2009 135 pages
Authors:  Ioannis Vordos; NAVAL POSTGRADUATE SCHOOL MONTEREY CA
The full text of this report is available for sale.A Denial of Service (DoS) occurs when legitimate users are prevented from using a service over a computer network. A Distributed Denial of Service (DDoS) attack is a more serious form of DoS in which an attacker uses the combined power of many hosts to flood and exhaust the networking or computing resources of a target server. In recent years, DDoS attacks have become a major threat to both civilian ...


Creating an Assured Joint DOD and Interagency Interoperable Net-Centric Enterprise. Report of the Defense Science Board Task Force on Achieving Interoperability in a Net-Centric Environment Mar-2009 174 pages
Authors:  DEFENSE SCIENCE BOARD WASHINGTON DC
The full text of this report is available for sale.As requested in the Terms of Reference, the Task Force was asked to assess the requirements for military operations in a net-centric environment, the use of a single autonomous agency as one mechanism to achieving interoperability, a standards-only approach allowing independent development and the development of a virtual test, integration and certification capability to assure interoperability. In doing so the Task Force was cognizant of the multiple organizations (Military Departments, ...


An Analysis of Defense Information and Information Technology Articles: A Sixteen-Year Perspective Mar-2009 108 pages
Authors:  Daniel K Smith; AIR FORCE INST OF TECH WRIGHT-PATTERSON AFB OH GRADUATE SCHOOL OF ENGINEERING AND MANAGEMENT
The full text of this report is available for sale.Over the past two decades, information and information technology (IT) have evolved significantly and have become increasingly important to the United States Air Force and the Department of Defense (DoD). Information is a strategic asset and is crucial to national security. Leadership depends on information and information systems to support integrated operations. The rapid evolution of technology and its potential vulnerabilities has transformed the ways in which wars are conducted ...


Optimized Robust Adaptive Networks in Supervisory Control and Data Acquisition Systems Mar-2009 78 pages
Authors:  Oquendo; Luis A Class; AIR FORCE INST OF TECH WRIGHT-PATTERSON AFB OH SCHOOL OF ENGINEERING AND MANAGEMENT
The full text of this report is available for sale.This thesis investigates the application of a Exponential Weighted Moving Average (EWMA) to be used as a memory buffer in conjunction with Special Protection Schemes (SPS) using the Electric Power and Communication Synchronizing Simulator (EPOCHS). It is proposed that using an SPS incorporating EWMA can compensate for the network layer lack of guarantee of packet delivery and provide for the stability and integrity of the power grid under a catastrophic ...


Undersea Node Localization Using Node-to-Node Acoustic Ranges in Distributed Seaweb Network Mar-2009 116 pages
Authors:  David C Zinkhon; NAVAL POSTGRADUATE SCHOOL MONTEREY CA
The full text of this report is available for sale.Seaweb is a wide-area network interconnecting a set of distributed underwater nodes through the use of a DSP-based acoustic communications modem at each node and through-water digital acoustic links between neighboring nodes. As a by-product of Seaweb communications, the distances between neighboring nodes are obtained from the roundtrip acoustic travel-time measurements. If the network is deployed in an ad hoc distribution, or if an established network is disturbed, the locations ...


Exploring the Plausibility of a National Multi-Agency Communications System for the Homeland Security Community: A Southeast Ohio Half-Duplex Voice Over IP Case Study Mar-2009 93 pages
Authors:  Christopher S Smith; NAVAL POSTGRADUATE SCHOOL MONTEREY CA
The full text of this report is available for sale.Since 9-11, it has become apparent that the Homeland Security Community consists of more than first responders, and is, in essence, a Megacommunity composed of three components: government, business, and nonprofit organizations. Unfortunately, this reality has not translated into a common communications strategy, which presently focuses on radios for first responders in an emergency. Many reasons exist for not addressing this gap, including the myths that it is impossible or ...


Decisive Routing and Admission Control According to Quality of Service Constraints Mar-2009 110 pages
Authors:  Cindy C Reese; AIR FORCE INST OF TECH WRIGHT-PATTERSON AFB OH GRADUATE SCHOOL OF ENGINEERING AND MANAGEMENT
The full text of this report is available for sale.This thesis will research, model, and propose options to enhance command and control in for communication networks. My goal is to research the viability of combing past research in the areas of network prediction, context-aware routing, and QoSbased routing optimization in order to create an intelligent routing protocol platform for mobile networks. It will consolidate efforts from an Intelligent Agent Based Framework to Maximize Information Utility by Captain John Pecarina, ...


Numerical Analysis for Relevant Features in Intrusion Detection (NARFid) Mar-2009 126 pages
Authors:  Jose A Gonzalez; AIR FORCE INST OF TECH WRIGHT-PATTERSON AFB OH GRADUATE SCHOOL OF ENGINEERING AND MANAGEMENT
The full text of this report is available for sale.This thesis evaluates the usefulness of good feature subsets for the general classification task of identifying cyber attacks and network services. The generality of the selected features elucidates the relevance or irrelevance for the classification task of intrusion detection. Additionally, the work provides an extension to assessing features by inter-class separability(Bhattacharyya Coefficient) for multiple class problems, which intends to select the best-performing features for all of the classes.


Stochastic Estimation and Control of Queues Within a Computer Network Mar-2009 99 pages
Authors:  Mingook Kim; AIR FORCE INST OF TECH WRIGHT-PATTERSON AFB OH DEPT OF ELECTRICAL AND COMPUTER ENGINEERING
The full text of this report is available for sale.Captain Nathan C. Stuckey implemented the idea of the stochastic estimation and control for network in OPNET simulator. He used extended Kalman filter to estimate packet size and packet arrival rate of network queue to regulate queue size. To validate stochastic theory, network estimator and controller is designed by OPNET model. These models validated the transient queue behavior in OPNET and work of Kalman filter by predicting the queue size ...


Achieving Alignment: An Analysis of Enterprise Architecture Best Practices within the United States Air Force Mar-2009 76 pages
Authors:  Michael A Fetters; AIR FORCE INST OF TECH WRIGHT-PATTERSON AFB OH GRADUATE SCHOOL OF ENGINEERING AND MANAGEMENT
The full text of this report is available for sale.This research uncovers areas of best practices that support achieving alignment between an organization's Information Technology (IT) and its business processes. One principal finding of this effort revealed that the means used to achieve alignment exists within the effective application of Enterprise Architecture (EA), a common practice found throughout the Federal Government, Department of Defense, and the Air Force. EA is the tool used to achieve alignment; likewise, the reason ...


Using Covert Means to Establish Cybercraft Command and Control Mar-2009 84 pages
Authors:  Bradley D Sevy; AIR FORCE INST OF TECH WRIGHT-PATTERSON AFB OH GRADUATE SCHOOL OF ENGINEERING AND MANAGEMENT
The full text of this report is available for sale.The Air Force Research Laboratory (AFRL) Information Directorate (RI) is researching a next generation network defense architecture, called Cybercraft, that will provide automated and trusted cyber defense capabilities for AF network assets. In this research, we consider the issues of how to protect or obfuscate command and control aspects of the system. In particular, we present a methodology to hide aspects of Cybercraft platform initialization in context to formation of ...


Aero-Optics Code Development: Experimental Databases and AVUS Code Improvements Mar-2009 72 pages
Authors:  Scott E Sherer; AIR FORCE RESEARCH LAB WRIGHT-PATTERSON AFB OH AIR VEHICLES DIRECTORATE
The full text of this report is available for sale.Work has been performed in and coordinated by the Computational Sciences Branch to develop an in-house aero-optics predictive capability. This interim report summarizes the first two years of this effort. The work during this period has focused on acquiring high-quality experimental databases consisting of both aerodynamic and aero-optical measurements for future code validation, and the evaluation and improvement of the unstructured flow solver AVUS to solve representative flow fields.


Joint Command Decision Support 21st Century Technology Demonstration: Human Factors Style Guide Mar-2009 168 pages
Authors:  CAE PROFESSIONAL SERVICES OTTAWA (ONTARIO)
The full text of this report is available for sale.The aim of the Joint Command Decision Support for the 21st Century Technology Demonstrator Project (JCDS 21 TDP) is to demonstrate a Joint Net-enabled, Collaborative Environment to achieve Decision Superiority at the strategic and operational levels of command. JCDS 21 applications are intended for short-duration, domestic operations that may require military and civil responders to work together to resolve the impact of natural or man-made incidents. This document is intended ...


Automated Ontologically-Based Link Analysis of International Web Logs for the Timely Discovery of Relevant & Credible Information 28-Feb-2009 71 pages
Authors:  Brian Ulicny; Christopher J Matheus; Mieczyslaw M Koar; Kenneth P Baclawski; VISTOLOGY INC FRAMINGHAM MA
The full text of this report is available for sale.The blogosphere provides a novel window into an important segment of public opinion, but its dynamic nature makes it an elusive medium to analyze and interpret in the aggregate, where it is most informative. We have developed new techniques for open-source blog mining employing ontologies. These techniques enable the evaluation of blog posts individually, and bloggers aggregatively, along the orthogonal dimensions of blog post topicality, specificity, timeliness and credibility. We ...


The Common Aviation Command and Control System: Worth the Wait? 20-Feb-2009 16 pages
Authors:  J M Steinkamp; MARINE CORPS COMMAND AND STAFF COLL QUANTICO VA
The full text of this report is available for sale.Initially scheduled for full operational capability (FOC) in 2008, the Common Aviation Command and Control System's (CAC2S) current FOC target date is unknown. Plagued by recent setbacks, the program has received intense scrutiny with regard to delays and overall viability. CAC2S is designed to support the Marine Corps' capstone warfighting concept, expeditionary maneuver warfare (EMW), as well as to ensure success during naval and joint/combined operations across the spectrum of ...


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