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NIST Interagency/Internal Report (NISTIR)

Linking Canny Edge Pixels with Pseudo-watershed Lines

March 1, 2010

Author(s)

Javier Bernal

A method is presented for computing pseudo-watershed lines that can be used for linking pixels that have been identified as edge pixels with the Canny edge...

A Collection of 2D Elliptic Problems for Testing Adaptive Algorithms

February 26, 2010

Author(s)

William F. Mitchell

Adaptive grid refinement is a critical component of the improvements that have recently been made in algorithms for the numerical solution of partial...

Mathematical and Computational Sciences Division Summary of Activities for Fiscal Year 2009

February 25, 2010

Author(s)

Ronald F. Boisvert

This report summarizes the technical work of the Mathematical and Computational Sciences Division (MCSD) of NIST s Information Technology Laboratory. Part I...

Guide to SIMfill Use and Development

February 24, 2010

Author(s)

Wayne Jansen, Aurelien M. Delaitre

SIMfill is a proof-of-concept, open source, application developed by NIST to populate identity modules with test data, as a way to assess the recovery...

A Model of Joint Congestion Control and Routing Through Random Assignment of Paths

February 16, 2010

Author(s)

Fern Y. Hunt, Vladimir V. Marbukh

We investigate the trade-off between utility and path diversity in a model of congestion control where there can be multiple routes between two locations in a...

Quantifying How Lighting and Focus Affect Face Recognition Performance

February 16, 2010

Author(s)

P J. Phillips, J. R. Beveridge, Bruce A. Draper, David Bolme, Geof H. Givens, Yui M. Lui

Recent studies show that face recognition in uncontrolled images remains a challenging problem, although the reasons why are less clear. Changes in illumination...

Overlap-Based Cell Tracker

February 2, 2010

Author(s)

Joe Chalfoun, Antonio Cardone, Alden A. Dima, Michael Halter, Daniel P. Allen

In order to facilitate the extraction of quantitative data from live cell image sets, automated image analysis methods are needed. This paper presents an...

System Dynamics Modeling of Corn Ethanol as a Bio Transportation Fuel in the United States

January 28, 2010

Author(s)

Deogratias Kibira, Guodong Shao, Stephen -. Nowak

The production capacity of corn ethanol as a transportation fuel is experiencing rapid growth in the United States. The demand is driven by increased prices of...

Final Report on the Collapse of the Dallas Cowboys Indoor Practice Facility, May 2, 2009 (NIST IR 7661)

January 26, 2010

Author(s)

John L. Gross, Joseph Main, Long Phan, Fahim H. Sadek, Stephen A. Cauffman, David P. Jorgensen

This report summarizes the National Institute of Standards and Technology (NIST) study of the collapse of the Dallas Cowboys indoor practice facility that...

DYNAMIC PERCEPTION WORKSHOP REPORT: Requirements and Standards for Advanced Manufacturing

January 14, 2010

Author(s)

Tsai Hong Hong, Elena R. Messina, Hui-Min Huang, Michael O. Shneier, Roger D. Eastman, Jane Shi, James Wells

The Dynamic Perception workshop was intended to further the development of standardized, reproducible, and portable test methods that can advance the technology...

Complex Systems Program Activities Summary, Fiscal Years 2007-2008

January 12, 2010

Author(s)

Sanford P. Ressler

This report summarizes the work of the Complex Systems Program within NIST s Information Technology Laboratory. The Overview presents some background material...

Cryptographic Key Management Workshop Summary - June 8-9, 2009

January 8, 2010

Author(s)

Elaine Barker, Dennis K. Branstad, Santosh Chokhani, Miles E. Smid

On June 8 and 9, 2009, NIST held a Cryptographic Key Management (CKM) Workshop at its Gaithersburg, Maryland, campus that attracted approximately 80 people...

NIST Time and Frequency Bulletin

January 5, 2010

Author(s)

Eyvon Petty

The Time and Frequency Bulletin provides information on performance of time scales and a variety of broadcasts (and related information) to users of the NIST...

A Hybrid Frame Concealment Algorithm for H.264/AVC

January 5, 2010

Author(s)

Hamid Gharavi

In packet-based video transmissions, packets loss due to channel errors may result in the loss of the whole video frame. Recently, many error concealment...

Proceedings of the Privilege Management Workshop, September 1-3, 2009

January 1, 2010

Author(s)

Tanya L. Brewer, Annie W. Sokol, Sheldon A. Durrant

Privilege management is large and complex, often the source of heated debate and opinion, and fraught with widely-understood, yet ill-defined terminology and...

QOD Standalone Users Guide

December 16, 2009

Author(s)

Julien C. Cuvillier, Katherine C. Morris

This report describes installation and use of the XML Schema Quality of Design Standalone testing system, or QOD Standalone. QOD Standalone is one of several...

Carbon Weight Analysis for Machining Operation and Allocation for Redesign

December 16, 2009

Author(s)

Gaurav Ameta, Mahesh Mani, Sudarsan Rachuri, Kevin W. Lyons, Shaw C. Feng, Ram D. Sriram

The objective of this research is to explore and develop a new methodology for computing carbon weight (CW) - often referred to as carbon footprint, in...

Representation of a Thermal Resistor Network Model of a Packaged Component in STEP AP210 Edition 2

December 4, 2009

Author(s)

Jamie Stori, Kevin G. Brady, Thomas Thurman

STEP AP210 (ISO-10303:210) is the first international standard capable of representing both ECAD and MCAD data of packaged components within a unified model. In...

Extensions to the recommended practices for GD&T in STEP-AP210 in the context of packaged electronic components

December 4, 2009

Author(s)

Jamie Stori, Kevin G. Brady, Thomas Thurman

The purpose of this document is to extend the recommended practices for the representation of GD&T in STEP (ISO-10303) within the context of packaged electronic...

Interim Report on the Examination of Corrosion Damage in Homes Constructed with Imported Wallboard I. Examination of Samples Received September 28, 2009

November 30, 2009

Author(s)

David J. Pitchure, Richard E. Ricker

Since many household systems are fabricated out of metallic materials, changes to the household environment that accelerate corrosion rates will increase the...

Calculations of Fluence Rates of Unscattered X- and Gamma-Ray Photons Emerging From Model Spheres of Special Nuclear Material

November 30, 2009

Author(s)

Stephen M. Seltzer

Calculations have been done to develop estimates of the fluence rate of unscattered x and gamma rays emerging from two model spheres of special nuclear material...

Chemical Science and Technology Laboratory (CSTL) 2009 Annual Report

November 17, 2009

Author(s)

Willie E. May, Richard R. Cavanagh, Dianne L. Poster, Michael D. Amos

CSTL is entrusted with building, sustaining, and maximizing the chemical measurement system that is criticial to chemical technological innovation, economic...

An Enabler for Supplier Discovery in Virtual Supply Chains: A Shared Terminology

November 5, 2009

Author(s)

Steven J. Fenves, Eswaran Subrahmanian, Mahesh Mani, Albert T. Jones

Rigid supply-chain organizational structures are giving way to highly dynamic collaborative partnerships. These partnerships will develop rapidly by composing...

Trends in Multimedia Communications Over Mobile Networks

November 3, 2009

Author(s)

Hamid Gharavi

Increasing demand for high quality multimedia services has been a driving factor in the technological evolution of high bandwidth wireless/mobile communications...

Thermal Analysis of Refrigeration Systems Used for Vaccine Storage

November 2, 2009

Author(s)

Michal J. Chojnacky, W Wyatt Miller, Dean C. Ripple, Gregory F. Strouse

Each year, billions of dollars of vaccines are stored in refrigerators at the facilities of a variety of medical providers. Many vaccines must be maintained in...

Best Practice Guidelines for Pre-Launch Characterization and Calibration of Instruments for Passive Optical Remote Sensing

November 1, 2009

Author(s)

Raju V. Datla, Joseph P. Rice, Keith R. Lykke, Bettye C. Johnson, James J. Butler, Xiaoxiong Xiong

The pre-launch characterization and calibration of remote sensing instruments should be planned and carried out in conjunction with their design and development...

Ontological Product Modeling for Collaborative Design

October 30, 2009

Author(s)

Conrad E. Bock, XuanFang Zha, Hyo W. Suh, Jae H. Lee

This paper presents a product modeling language for collaborative design that has the benefits of ontology and expanded capabilities in conventional product...

IREX I: Performance of Iris Recognition Algorithms on Standard Images

October 30, 2009

Author(s)

Patrick J. Grother, Elham Tabassi, George W. Quinn, Wayne J. Salamon

The IREX program supports the development of interoperable iris imagery for use in high performance biometric applications. The IREX evaluation, was conducted...

Airtightness Evaluation of Shelter-in-Place Spaces for Protection Against Airborne Chembio Releases

October 15, 2009

Author(s)

Andrew K. Persily, Heather Davis, Steven J. Emmerich, William S. Dols

Due to concerns about potential airborne chemical and biological releases in or near buildings, building owners and managers and other decision makers are faced...

October 2009 SRM Spotlight

October 14, 2009

Author(s)

Regina R. Montgomery

The SRM Spotlight is a newsletter published by the Measurement Services Division for users of NIST standard reference materials. The Spotlight announces new...

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