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A Latent Variable Model for Hybrid Data from Interlaboratory Comparisons
Start Date: 07/15/2009

A new approach to estimate laboratory biases in interlaboratory comparisons is presented. Quantitative results as well as qualitative information … more

Information Metrology and Image Analysis Research at NIM, China
Start Date: 07/15/2009

In the part of the research on information metrology, the reliability evaluation of emergency communication network and the uncertainty … more

Hierarchical Bayesian Spatio-Temporal Models for Environmental Processes: PDE-Based Dynamics and Efficient Parameterizations
Start Date: 06/10/2009

Spatio-temporal dynamical processes in the physical and environmental sciences are often described by partial differential equations (PDEs). The … more

A Rules Based Statistical Algorithm for Keystroke Detection
Start Date: 04/20/2009

A rules-based statistical algorithm (RBSA) identifies packets in any TCP connection that are client keystrokes of an ssh login. The input data of … more

Open Monte Carlo Engine - A ready to use Monte Carlo tool for metrology
Start Date: 04/08/2009

The Supplement 1 to the Guide of the Expression of Uncertainty in Measurement (GUM Suppl. 1) introduces the Monte Carlo Simulation as a method to … more

Pulse Shape Discrimination for a Fast Neutron Detector
Start Date: 03/19/2009

We are developing a detector that uses liquid scintillator loaded with 6 Li for the efficient measurement of fast neutrons and their energy. The … more

Exponential Smoothing and State-Space Modeling
Start Date: 03/18/2009

Exponential smoothing methods for forecasting are sometimes regarded as a relic of the 1960s or, at best as a special case of simple ARIMA models. … more

Washington Metro Economic Development Bioinformatics Forum
Start Date: 03/04/2009

The goal of this forum is to provide an opportunity for interaction in the field of Bioinformatics that can lead to licenses, partnerships, … more

Confidence Sets for Parameters of a Linear Model and Dirichlet Averages
Start Date: 03/04/2009

A method is suggested for constructing a conservative confidence region for the parameters of a linear model on the basis of a linear estimator. … more

Metrology for Gene Expression: Measurement Batch Effects, Probe Sensitivity, Gene List Reproducibility
Start Date: 02/25/2009

As for other measurements, metrology for gene expression involves issues such as sources of measurement variation, measurement calibration, and … more

Experimental Design in the Scheduling of Two Unrelated Parallel Processors
Start Date: 02/18/2009

Given a group of tasks and two non-identical processors with the ability to complete each task, which tasks should be assigned to which processor … more

Calibration and Uncertainty Analysis of Predictions from Computer Experiments
Start Date: 02/11/2009

Computer experiments are simulations of physical experiments performed by exercising a mathematical model for a physical or chemical process, to … more

Blank Corrections Using a Linear Regression Approach
Start Date: 02/04/2009

Accurate measurements of analytes at low to very low concentrations require accurate corrections for chemical blanks or other sources of … more

Some Statistical Techniques for Comparing Cell Colonies Using Shape
Start Date: 01/28/2009

Biological activity within a cell is important for numerous reasons, the medical reason being one of many. One response to activity that can be … more

Computer Experiments for an Alternative Approach to Mass Measurement
Start Date: 01/21/2009

In anticipation of the redefinition of the kilogram and to avoid a parallel non-SI dissemination system for mass, an alternative approach to mass … more

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