**Statistical Methods for Bioassays**—In this project, we plan to investigate appropriate uncertainty analysis and statistical metrology related to bioassay in a manufacturing and production process setting.

**Functional Analysis of Variance**—Modern instruments tend to produce data that are consisted of measured spectra, probability distribution functions, or simply sampled curves. Statistical methods such as ANOVA may be adapted and …

**Statistics for Quantitative Imaging**—Modern imaging systems produce massive amount of data that can be used to obtain critical 3D information on targeted measurement objects (nodules), including volumes and depth. Statistical analyses …

**Uncertainty analysis for autocorrelated measurement data**—Develop statistical approaches to assess uncertainties for various autocorrelated measurement data.

**Compatibility Assessment and Bias Estimation for Standard Reference Materials**—NIST produces a number of food-matrix Standard Reference Materials. A problem that frequently occurs in their analysis is one of assessing compatibility of data obtained by a laboratory with the …

**Quantifying Uncertainty in Accelerometer Sensitivity Studies**—To compare the sensitivity of linear accelerometers.

**Maps of Non-hurricane Non-tornadic Extreme Wind Speeds for the Contiguous United States**—The goal of this project is to propose a new set of maps of extreme wind speeds for the next revision of Minimum Design Loads for Buildings and Other Structures which is published by the American …

**Detecting Change Points in Surface Temperature Records**—The long records (sometimes over 100 years) of surface temperatures available from meteorological monitoring stations in the Unites States can be a valuable resource for estimating the magnitude of …

**metRology Software Project**—The goal of the metRology software project is to provide a set of specialized functions for statistical metrology as a package for the R software environment for statistical computing and graphics. …

**Design and Analysis of Key Comparisons**—With the signing of the Mutual Recognition Arrangement (MRA), National Metrology Institutes (NMI's) and Regional Metrology Organizations (RMO's) around the world have committed themselves to …

**metRology for Microsoft Excel Software Project**—The goal of the metRology for Microsoft Excel* software project is to provide a convenient user interface using Microsoft Excel for some of the specialized functions for statistical metrology found …

**Statistical Metrology Short Courses**—Staff members of the Statistical Engineering Division regularly offer short courses on uncertainty analysis, design of experiments, and other topics in statistical metrology at NIST, at conferences …

**NIST/SEMATECH Engineering Statistics Handbook**—The NIST/SEMATECH e-Handbook of Statistical Methods is a Web-based book written to help scientists and engineers incorporate statistical methods into their work as efficiently as possible. Ideally, …

**Computational Biology: Comarison of Cell Image Segmentation Algorithms**—With the advent of automated data acquisition systems in conjunction with on-line imaging devices, the biological researcher is potentially confronted with gigabytes of bio-images which henceforth …

**Sealant Service Life Prediction**—The Building Joint Sealant Service Life Prediction Research project has been initiated by BFRL to deliver critical predictive models for service life to the sealant industry (a significant part of …

**Comparison of Internet Congestion-Control Algorithms**—A Complex System is any structure, process, organization, or organism characterized by a large number of interconnected components whose micro-interactions lead to macro-behavior which is nonlinear …

**Bayesian Statistical Estimation of Degrees of Equivalence for Key Comparison Experiments**—Develop Bayesian statistical methods for the estimation of Degrees of Equivalence between laboratories participating in Key Comparison experiments. Degrees of Equivalence are measures of agreement …

**Statistics for Ballistics Identification**—NIST is making advances in the science and technology of ballistics identification of firearms; SED provides statistical analyses and designs as a vital part of this project.

**Uncertainty Estimation in Interlaboratory Studies**—Statistical modeling and analysis of interlaboratory comparisons pose several fundamental questions about determination of the consensus value and its associated uncertainty. An appropriate choice …

**An Alternative Approach to Mass Metrology**—In anticipation of the redefinition of the kilogram and to avoid a parallel non-SI dissemination system for mass, an alternative approach to mass measurement is being developed at NIST. Magnetic …

**Using Geodesics in Cell Cytometry**—This statistical application involves determining the similarity of cell populations based on comparing cell shapes.

**Tunable Compression of Wind Tunnel Data**—Measurements of pressures exerted by wind on buildings, as are made in wind-tunnel tests involving model buildings instrumented with pressure taps, are an invaluable resource to design safe …

**Experimental Evaluation of Large-Scale Parallel Measurement Systems**—Measurement systems such as those based on microarrays routinely produce thousands of parallel data sets. This project seeks to develop an approach to experimental characterization of the technical …

**e-Statistics**—e-FITS (link currently only accessible to NIST staff) is a web-based tool used to generate graphs, tables, and random numbers for a large number of probability distributions. In addition, it can …

**Cement Characteristics by Direct Phase Assessment**—Worldwide, cement/concrete development and utilization represent significant measurable fractions of national GDP's. Over-reliance on dated modes of assessing materials composition and performance …