An official website of the United States government
Here’s how you know
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Key comparisons are international inter-laboratory studies used to establish the degree of equivalence between national measurement standards. These studies...
Rachel J. Bowers, Dennis Moellman, John S. Garofolo
The most innovative technology can potentially meet any goals of research sponsors. However, this potential may never materialize if the program lacks...
The investigator is being presented with more data and more types of data to analyze. The investigator cannot work without tools. Tools are needed to acquire...
This work has two objectives. The first objective is to introduce structural engineers to the experiment design technique, whose future applications may include...
Jonathan G. Fiscus, Nicolas Radde, John S. Garofolo, A N. Le, Jerome G. Ajot, Christophe Laprun
This paper presents the design and results of the Rich Transcription Spring 2005 (RT-05S) Meeting Recognition Evaluation. This evaluation is the third in a...
Procedure libraries provide fresh insight into unit conformance testing. The library specification, as an ensemble, offers cost estimates for error discovery...
Aaron Steinfeld, Terrance Fong, David Kaber, Michael Lewis, Jean C. Scholtz, Alan Schultz, Michael Goodrich
This paper describes an effort to identify common metrics for task-oriented human-robot interaction (HRI). We begin by discussing the need for a toolkit of HRI...
Terrance Fong, Illah Nourbakhsh, Robert Ambrose, Reid Simmons, Alan Schultz, Jean C. Scholtz
The Peer-toPeer Human-Robot Interaction (PEP-HRI) project is developing techniques to improve task coordination and collaboration between human and robot...
There is a critical need in the law enforcement community to ensure the reliability of computer forensic tools. A capability is required to ensure that forensic...
Adriana Hornikova, Maritoni A. Litorja, Stefan D. Leigh, J B. Fowler
This paper overviews results from Consultative Committee on Photometry and Radiometry (CCPR) the Supplementary Comparison S2. It details measurement and...
Empirical studies have shown that most software interaction faults involve one or two variables interacting, with progressively fewer triggered by three or more...
Tania Ullah, Dustin Poppendieck, William M. Healy, Arthur H. Fanney, Kevin Y. Teichman
The National Institute of Standards and Technology (NIST) designed and built a residence that could generate, through the use of renewable energy systems, the...
Paul Witherell, Ibrahim Assouroko, Roh Byeong-Min, Timothy Simpson, Soundar Kumara
Additive manufacturing (AM) is creating renewed interest in manufacturing thanks to the freedom it provides to design and innovate. One of the biggest...
Krishnanand N. Kaipa, Akshaya S. Kankanhalli-Nagendra, Nithyananda B. Kumbla, Shaurya Shriyam, Srudeep Somnaath Thevendria-Karthic, Jeremy Marvel, Satyandra K. Gupta
We present an approach that enables a robot to initiate a call to a remote human operator and ask help in resolving automated perception system failures during...
Mahesh Mani, Karl Haapala, Matteo Smullin, KC Morris
The bottom up demand from consumers for more sustainable products, and the top down need to comply with government regulations motivates manufacturers to adopt...
Yan Lu, Paul Witherell, Felipe F. Lopez, Ibrahim Assouroko
Software tools, knowledge of materials and process models, and data provide three pillars on which Additive Manufacturing (AM) lifecycles and value chains can...
A simplified framework is introduced for automatically and quickly registering the Cartesian coordinate systems of industrial robots to any other arbitrary...
Moneer M. Helu, Don E. Libes, Joshua Lubell, Kevin W. Lyons, Katherine C. Morris
Smart manufacturing combines advanced manufacturing capabilities and digital technologies throughout the product lifecycle. These technologies can provide...
Zhuo Yang, Douglas Eddy, Sundar Krishnamurty, Ian Grosse, Peter O. Denno, Felipe F. Lopez
Additive manufacturing processes offer significant commercial advantages due to unique and advanced process capabilities. Production of metal parts can involve...
This paper presents an analytical evaluation of the performance of low-GWP refrigerants in a finned-tube evaporator used for residential cooling applications...
Comments on Clemens Elster's contribution to the Working Group 1 of the Joint Committee for Guides in Metrolgy, BIPM, entitled "Calculation of uncertainty in...
Patrick J. Abbott, Corey A. Stambaugh, Edward C. Mulhern, Eric Benck, Zeina J. Kubarych
The International System of Units (SI) is expected to be revised in 2018, and in this new system, the unit of mass, the kilogram, will be realized in a vacuum...
We outline the theoretical formulation of radiometry of the free-space radiation emitted by a blackbody target. Simulation shows a much smaller drop of...
In the last few years multivariate public key cryptography has experienced an infusion of new ideas for encryption. Among these new strategies is the ABC Simple...
Li Ma, Jeffrey T. Fong, Brandon Lane, Shawn P. Moylan, James J. Filliben, N. Alan Heckert, Lyle E. Levine
In Laser Powder Bed Fusion (L-PBF) Finite Element Analysis (FEA), input of accurate material and simulation parameters is critical for accurate predictions. It...
This paper discusses effect of bounded rationality on the systemic risks vs. economic performance tradeoff in large-scale networks operating under economic...
Richard G. Gann, Edward J. Hnetkovsky, William F. Guthrie
ASTM E 2187 has become the internationally referenced standard for designing and specifying less fire-prone cigarettes. In this Standard, a lit cigarette is...
This paper describes a simple model for planar multi-junction thermal converters based on physical dimensions and properties of the converter chip and all wire...
Substantial efforts have been placed on characterizing and modeling additive manufacturing (AM) processes. The wide scope of work already done has focused on...