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Information Technology Laboratory Brochure

Author(s)
Elizabeth B. Lennon
This brochure describes the Information Technology Laboratory (ITL) at NIST, including mission, core competencies, resources, products, and customers. It...

Building Air Change Rate Estimates for CBR Analysis

Author(s)
Andrew K. Persily
Building air change rates impact energy consumption for space conditioning and indoor contaminant levels in relation to general indoor air quality issues as...

Calibration of a Force Feedback Joystick

Author(s)
J H. Daruwalla, Nicholas Dagalakis
The objective of this project was to calibrate a commercially available force feedback joystick that could be used for the control of a laser beam optical...

Information Technology Laboratory Brochure

Author(s)
Elizabeth B. Lennon
This brochure describes the programs of the Information Technology Laboratory (ITL). Following a letter from the ITL Director, ITL's nine programs are described...

NGP RESEARCH ON FIRE SUPPRESSION CHEMISTRY

Author(s)
Gregory T. Linteris
Several NGP projects studied the mechanisms of chemical suppressants, including those containing halogens, phosphorus, and metals. From the work, several...

Indoor Navigation for First Responders

Author(s)
L T. Klein-berndt, Leonard E. Miller
We have implemented a quantum key distribution (QKD) system with polarization encoding at 850 nm over 1 km of optical fiber. The high-speed management of the...

Overview of the TREC 2003 Robust Retrieval Track

Author(s)
Ellen M. Voorhees
The robust retrieval track is a new track in TREC 2003. The goal of the track is to improve the consistency of retrieval technology by focusing on poorly...

Overview of the TREC 2003 Question Answering Track

Author(s)
Ellen M. Voorhees
The TREC 2003 question answering track contained two tasks, the passages task and the main task. In the passages task, systems returned a single text snippet in...

Overview of the TREC 2002 Novelty Track

Author(s)
Donna K. Harman
The novelty track was a new track in TREC-11. The basic task was as follows: given a TREC topic and an ordered list of relevant documents (ordered by relevance...

Overview of the TREC 2002 Question Answering Track

Author(s)
Ellen M. Voorhees
The TREC question answering track is an effort to bring the benefits of large-scale evaluation to bear on the question answering problem. The track contained...

The TREC-2002 Filtering Track Report

Author(s)
S E. Robertson, Ian Soboroff
The TREC¿11 filtering track measures the ability of systems to build persistent user profiles which successfully separate relevant and non-relevant documents in...

Refrigerant Flow Through Flexible Short-Tube Orifices

Author(s)
William V. Payne, Y C. Kim, Dennis L. O'Neal, Mohsen Farzad
Flexible short-tube orifices were designed to decrease their diameter as the pressure differential across them increases under high outdoor temperatures. A...

TREC-2001 Interactive Track Report

Author(s)
William Hersh, Paul D. Over
In the TREC 2001 Interactive Track six research teams carried out observational studies which increased the realism of the searching by allowing the use of data...
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