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Conferences

Property Verification for Generic Access Control Models

December 20, 2008

Author(s)

Chung Tong Hu, David R. Kuhn, Tao Xie

To formally and precisely capture the security properties that access control should adhere to, access control models are usually written to bridge the rather...

Technique for Monitoring Environmentally Induced Changes in Polymeric Sealants

December 17, 2008

Author(s)

Donald L. Hunston, Kar T. Tan, Christopher C. White

A new procedure was developed to utilize stress relaxation tests to monitor damage induced in sealant materials exposed to environmental variables and changing...

Two New Efficient CCA-Secure Online Ciphers : MHCBC and MCBC

December 17, 2008

Author(s)

Mridul Nandi

Online ciphers are those ciphers whose ciphertexts can be computed in an online manner. HCBC1 and HCBC2 are two known examples of Hash Cipher Block Chaining...

Impact of Adhesive Modulus on Humidity Induced Failure

December 17, 2008

Author(s)

Kar T. Tan, Christopher C. White, Kristen Hamilton, Nicholas Wagman, Joshua E. Goldman, Alper Karul, Jessica M. Torres, Sushil K. Satija, Cyril Clerici, Donald L. Hunston, Bryan D. Vogt

Harmonizing Environmental Data Exchange Standards: Lessons Learned from the electronics Industry

December 15, 2008

Author(s)

Eric D. Simmon, John V. Messina

In meeting the challenges of sustainable design, information must flow through the manufacturing supply chain. Examples of this information include; product...

Statistical Measurement Techniques for Equivalent Source Mismatch of 1.85 mn Power Splitter

December 12, 2008

Author(s)

Thomas M. Wallis, Arkadiusz C. Lewandowski

The equivalent source mismatch (GG) of a 1.85 mm coaxial power splitter was characterized using two statistical measurement techniques. The first technique...

Wideband measurement of extreme impedance with a multistate reflectometer

December 12, 2008

Author(s)

Arkadiusz C. Lewandowski, Denis X. LeGolvan, Ronald A. Ginley, Thomas M. Wallis, Atif A. Imtiaz, Pavel Kabos

Abstract: We present a technique for accurate wideband measurements of one-port devices with extreme impedances. Our technique uses a reflectometer with...

Design and testing of a software feedback loop for RF power leveling

December 12, 2008

Author(s)

Xiaohai Cui, Thomas P. Crowley

We have developed a software feedback loop that stabilizes the RF power input in calorimetric measurements to better than 30 ppm. In this system, a bolometric...

HCI Reduced Barriers in Magnetic Tunnel Junctions

December 7, 2008

Author(s)

Joshua M. Pomeroy, Holger Grube

In this paper, the use of tunnel junctions as sensors for determining the interaction strength between highly charged ions (HCIs) and ultra-thin insulating...

Measuring the Effectiveness of the s-Metric to Produce Better Network Models

December 7, 2008

Author(s)

Isabel M. Beichl, Brian D. Cloteaux

Recent research has shown that while many complex networks follow a power-law distribution for their vertex degrees, it is not sufficient to model these...

A New Shape Benchmark for 3D Object Retrieval

December 3, 2008

Author(s)

Rui Fang, Afzal A. Godil, Xiaolan Li, Asim Wagan

Recently, content based 3D shape retrieval has drawn more and more attention by researchers. How to properly evaluate the result of shape searching algorithms...

Spatially Enhanced Bags of Words for 3D Shape Retrieval

December 3, 2008

Author(s)

Xiaolan Li, Afzal A. Godil, Asim Wagan

This paper presents a new method for 3D shape retrieval based on the bags-of-words model along with a weak spatial constraint. First, a two-pass sampling...

Bio-Imaging Toolkit for Indexing, Searching, Navigation, Discovery and Annotation

December 3, 2008

Author(s)

Afzal A. Godil, Chun Pan (Benny) Cheung, Asim Wagan, Xiaolan Li

Bio-imaging toolkit is an application for biological imaging community that will bring in the latest efforts in indexing, searching, navigation, discovery...

An Interaction-based Test Sequence Generation Approach for Testing Web Applications

December 3, 2008

Author(s)

Wenhua Wang, Sreedevi Sampath, Yu Lei, Raghu N. Kacker

Web applications often use dynamic pages that interact with each other by accessing shared objects, e.g., session objects. Interactions between dynamic pages...

Steering a Time Scale

December 1, 2008

Author(s)

Judah Levine

A time scale is a procedure for combining the data from an ensemble of clocks or frequency standards. The input data to the ensemble algorithm are generally the...

Locking a Rubidium Oscillator to a Remote Time Scale Using Real-Time Common-View GPS Measurements

December 1, 2008

Author(s)

Michael A. Lombardi, A.P. Dahlem

This paper introduces a new device, a prototype common-view disciplined oscillator (CVDO) that can be locked to a remote time scale through the use of real-time...

Vibration-induced PM Noise of A Rigid Optical Fiber Spool

December 1, 2008

Author(s)

Jennifer A. Taylor, Craig W. Nelson, Archita Hati, Neil Ashby, David A. Howe

Oscillators operating in field applications are subject to much more strenuous environmental effects than those in the laboratory. These environmental effects...

Progress on a portable rubidium fountain frequency standard

December 1, 2008

Author(s)

Paul D. Kunz, Thomas P. Heavner, Steven R. Jefferts

We are developing a simple and transportable laser-cooled rubidium (Rb) atomic fountain frequency standard. The optical package for this system uses DFB...

Time and Frequency Transfer Activities at NIST

December 1, 2008

Author(s)

Victor S. Zhang, Michael A. Lombardi

The National Institute of Standards and Technology (NIST) maintains one of the world s most accurate and stable time scales, and also developed and maintains...

GPS Changes Before and After Implementation of the Architecture Evolution Plan

December 1, 2008

Author(s)

Marc A. Weiss

We characterize the performance of GPS signals before, and after Architecture Evolution Plan (AEP) implementation. We use the period from May 20 through...

PTTI Capabilities of the Modernized LORAN System

December 1, 2008

Author(s)

Kirk Montgomery, Michael A. Lombardi

This paper covers the current status and future plans of the modernized LORAN systems in North America, the European Union, Asia, & Saudi Arabia. Special focus...

A New Protocol for Semi-Automatic Generation of Reference Data for High Resolution Biological Images

November 30, 2008

Author(s)

Adele P. Peskin, Joe Chalfoun, Alden A. Dima, James J. Filliben

We compare manually segmented masks of cell images that are independently hand-selected by several different people, with a new semi-automated method for...

Diversity Performance of a Practical Non-Coherent Detect-and-Forward Receiver

November 30, 2008

Author(s)

Michael R. Souryal, Huiqing You

We propose a non-coherent receiver for the fixed detect-and-forward relay channel and derive a closed-form tight upper bound on its bit error probability in...

Security Challenges in Seamless Mobility - How to ``Handover'' the Keys?

November 30, 2008

Author(s)

Katrin Hoeper, Lidong Chen, Antonio Izquierdo Manzanares, Nada T. Golmie

In this paper, we discuss key management challenges for seamless handovers across heterogeneous wireless networks. We focus on fast access authentication...

A Secure VANET MAC Protocol for DSRC Applications

November 30, 2008

Author(s)

Yi Qian, Nader Moayeri, Kejie Lu

Vehicular ad hoc networking is an important component of Intelligent Transportation Systems. The main benefit of vehicular ad hoc network (VANET) communication...

A Novel Topology Control Scheme for Future Wireless Mesh Networks

November 30, 2008

Author(s)

Yi Qian, Kejie Lu, Tao Zhang, Shengli Fu

In this paper, we address the topology control issue for future wireless mesh networks (WMNs) based on the principle of service-oriented design. In particular...

Non-Coherent Amplify-and-Forward Generalized Likelihood Ratio Test Receiver

November 30, 2008

Author(s)

Michael R. Souryal

This paper proposes a simple non-coherent amplify-and-forward receiver for the relay channel and evaluates its diversity performance for Rayleigh fading...

Managing Materials Information in the Supply Chain

November 28, 2008

Author(s)

John V. Messina, Eric D. Simmon

One important aspect of sustainable manufacturing is the acquisition and management of product material information. This information may be used to improve the...

Computational Parameters in Simulation of Microscope Images

November 28, 2008

Author(s)

Egon Marx, James E. Potzick

The simulation of microscope images computed from scattered fields determined using integral equations depend on a number of parameters that are not related to...

Integral Equations for 3-D Scattering: Finite Strip on a Substrate

November 28, 2008

Author(s)

Egon Marx

Singular integral equations that determine the exact fields scattered by a dielectric or conducting finite strip on a substrate are presented. The computation...

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