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Conferences

Role-Based Access Control (RBAC): Features and Motivations

Author(s)
David F. Ferraiolo, Janet A. Cugini, David R. Kuhn
The central notion of Role-Based Access Control (RBAC) is that users do not have discretionary access to enterprise objects. Instead, access permissions are

The ADACS Implementation of the UTAP Architecture

Author(s)
Robert Russell, John L. Michaloski, Keith A. Stouffer
The Advanced Deburring and Chamfer System is robotic workcell designed to put precision chamfers on parts made with hard metals. The project was funded by the

NIST Laboratory Program on Atomic Spectroscopic Data for Astronomy,

Author(s)
William C. Martin, G R. Dalton, Jeffrey R. Fuhr, Daniel E. Kelleher, Alexander Kramida, Peter J. Mohr, Arlene Musgrove, Joseph Reader, Edward B. Saloman, Craig J. Sansonetti, J Sugar, G G. Wiersma, Wolfgang L. Wiese, D Zucker, J Blaise, J-F Wyart, G Eichhorn, C S. Grant

ADACS: An Advanced Deburring and Chamfering System

Author(s)
Keith A. Stouffer, Robert Russell
This paper describes a numerically controlled finishing system, the Advanced Deburring and Chamfering System (ADACS). ADACS employs a user friendly, Graphical

Ultrasound Power Measurement Techniques at NIST

Author(s)
Steven E. Fick
Megahertz-frequency sound waves with submillimeter wavelengths are widely used to probe the interior regions of many types of structures. When human tissues are

Optoelectronics at NIST

Author(s)
Gordon W. Day
This document contains summaries of projects at NIST in which optoelectronics plays an important role. The document is intended to encourage more coordination

Motion-Model-Based Boundary Extraction

Author(s)
H Liu, Tsai H. Hong, Martin Herman, Rama Chellappa
Motion boundary extraction and optical flow computation are two subproblems of the motion recovery problem that cannot be solved independently of each other

Suppression Criteria in Engine Nacelle Fires

Author(s)
Anthony P. Hamins, Thomas G. Cleary
A series of experimental measurements were conducted and simple models were developed in an effort to provide an improved understanding of the influence of

Storage and Discharge Characteristics of Halon Alternatives

Author(s)
Jiann C. Yang, Thomas G. Cleary, I Vazquez, C I. Boyer, M D. King, B D. Breuel, Marcia L. Huber, L Weber
Three important issues regarding the use of halon alternatives for in-flight fire protection applications were studied as part of the current halon alternative
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