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Information Technology

Software research

News and Updates

Projects and Programs

Quantifying Uncertainty in Accelerometer Sensitivity Studies

Ongoing
DESCRIPTION: International Key Comparisons are performed. The key comparison reference value for charge sensitivity as a function of frequency and the accompanying uncertainty are the principal objectives of these studies. In a suggested mixed effects model several methods for evaluation of this

metRology Software Project

Ongoing
DESCRIPTION: The current version of the metRology package focuses on statistical functions for uncertainty analysis and for the analysis of interlaboratory studies and key comparisons. A number of the functions focus on uncertainty analysis using the methods outlined in the JCGM Guide to the

metRology for Microsoft Excel

Ongoing
DESCRIPTION: The current version of the metRology for Microsoft Excel add-in focuses on uncertainty analysis using the methods outlined in the JCGM Guide the Expression of Uncertainty in Measurement (often referred to as the GUM). These methods for uncertainty analysis are widely accepted and their

Publications

Software

ABACUS Fiigure

The NIST ABACUS

Providing automated, virtual assistance in statistics for chemical analysis The NIST ABACUS ( App for Bayesian Analysis of Chemical quantities Using Shiny) is

Biometric Testing Software

NIST/ITL has had a long history of supporting biometric data interchange formats by developing conformance testing software. These suites of software are