Report/Guide

Smith, I M; Veltcheva, R I; Griffin, D J (2024) Case study on the generation and use of digital calibration certificates. NPL Report. MS 56

Forbes, A B; Jagan, K; Smith, I M (2018) MCM2MCMC user manual : software implementing a Markov chain Monte Carlo algorithm for uncertainty evaluation based on the Monte Carlo method of Supplement 1 to the GUM. NPL Report. MS 20

Harris, P M; Smith, I M (2015) Software for calculating areal surface texture function and feature parameters: User manual. NPL Report. ENG 56

Giusca, C L; Smith, I M (2013) Areal lateral calibration software: user manual. NPL Report. ENG 45

Smith, I M; Harris, P M (2011) Reference software for calculating areal surface texture parameters: User manual. NPL Report. MS 14

Cox, M G; Harris, P M; Smith, I M (2011) Software for GUM supplement 1: user manual. NPL Report. MS 1

Harris, P M; Smith, I M (2011) Software for GUM supplement 2: user manual. NPL Report. MS 13

Smith, I M (2010) Software for determining polynomial calibration functions by generalised least squares: user manual. NPL Report. MS 11

Harris, P M; Hayman, G; Robinson, S P; Smith, I M (2010) Uncertainty evaluation for the calibration of an underwater acoustic transducer by the method of free-field reciprocity. NPL Report. MS 9

Harris, P M; Cox, M G; Smith, I M (2010) Software specifications for uncertainty evaluation. NPL Report. MS 7

Lines, K J; Onakunle, F O; Smith, I M (2007) Testing functions for calculating the discrete Fourier transform and its inverse. NPL Report. DEM-ES 016

Harris, P M; Lines, K J; Smith, I M (2006) Testing the numerical correctness of software. NPL Report. DEM-ES 004

Cox, M G; Forbes, A B; Harris, P M; Smith, I M (2004) The classification and solution of regression problems for calibration. NPL Report. CMSC 24/03

Cox, M G; Harris, P M; Kenward, P D; Smith, I M (2004) Exploratory data analysis. NPL Report. CMSC 47/04

Harris, P M; Smith, I M (2004) Testing algorithms for free-knot spline approximation. NPL Report. CMSC 48/04

Cox, M G; Harris, P M; Kenward, P D; Smith, I M (2003) Extracting features from experimental data. NPL Report. CMSC 22/03

Cox, M G; Forbes, A B; Fossati, P M; Harris, P M; Smith, I M (2003) Techniques for the efficient solution of large scale calibration problems. NPL Report. CMSC 25/03

Barker, R M; Cox, M G; Harris, P M; Smith, I M (2003) Testing algorithms in standards and METROS. NPL Report. CMSC 18/03

Harris, P M; Lord, G J; Smith, I M; Robinson, S P (2001) The application of wavelets and other techniques to the calibration of underwater electroacoustic transducers in reverberant laboratory tanks. NPL Report. CMSC 11/01

Lord, G J; Pardo-Iguzquiza, E; Smith, I M (2000) A practical guide to wavelets for metrology. NPL Report. CMSC 02/00

Allen, P*; Butler, B P; Cook, H R; Lord, G J; Pardo, E; Smith, I M; Tomlins, P E (1999) The influence of processing conditions on the dimensional stability of pigmented mouldings. NPL Report. CMMT(A)194

Article

Smith, I M; Forbes, A B (2018) Algorithms and software for fitting polynomial functions constrained to pass through the origin. Journal of Physics: Conference Series, 1065. 212022 ISSN 1742-6588

Pearce, J V; Edler, F; Elliott, C J; Greenen, A; Harris, P M; Izquierdo, C G; Kim, Y-G; Martin, M J; Smith, I M; Tucker, D; Veltcheva, R I (2018) A systematic investigation of the thermoelectric stability of Pt–Rh thermocouples between 1300 °C and 1500 °C. Metrologia, 55 (4). pp. 558-567. ISSN 0026-1394

Smith, I M; Harris, P M; Todhunter, L D; Giusca, C; Jiang, X; Scott, P; Leach, R K (2017) Algorithms and software for areal surface texture function parameters. Measurement Science and Technology, 28 (10). 105008

Kok, G J P*; Harris, P M; Smith, I M; Forbes, A B (2016) Reference data sets for testing metrology software. Metrologia, 53 (4). pp. 1091-1100.

Kok, G J P*; Smith, I M (2015) Approaches for assigning numerical uncertainty to reference data sets for software validation. Advances in Mathematics for Applied Sciences, 86. pp. 195-202.

Kok, G J P*; van der Veen, A M H*; Harris, P M; Smith, I M; Elster, C* (2015) Bayesian analysis of a flow meter calibration problem. Metrologia, 52 (2). pp. 392-399.

Minh, H D; Smith, I M; Forbes, A B (2015) Determination of numerical uncertainty associated with numerical artefacts for validating coordinate metrology software. Advances in Mathematics for Applied Sciences, 86. pp. 273-278.

Forbes, A B; Smith, I M; Hartig, F*; Wendt, K* (2015) Overview of EMRP Joint Research Project NEW06 "Traceability for Computationally Intensive Metrology". Advances in Mathematics for Applied Sciences, 86. pp. 164-170.

Matthews, C E; Pennecchi, F*; Eichstadt, S*; Malengo, A*; Esward, T J; Smith, I M; Elster, C*; Knott, A J; Arrhen, F*; Lakka, A* (2014) Mathematical modelling to support traceable dynamic calibration of pressure sensors. Metrologia, 51 (3). pp. 326-338.

Collett, M; Esward, T J; Harris, P M; Matthews, C E; Smith, I M (2013) Simulating distributed measurement networks in which sensors may be faulty, noisy and interdependent: a software tool for sensor network design, data fusion and uncertainty evaluation. Measurement, 46 (8). pp. 2647-2660.

Harris, P M; Smith, I M; Leach, R K; Giusca, C; Jiang, X*; Scott, P* (2012) Software measurement standards for areal surface texture parameters: Part I - algorithms. Meas. Sci. Technol., 23 (10). 105008

Harris, P M; Smith, I M; Wang, C*; Giusca, C; Leach, R K (2012) Software measurement standards for areal surface texture parameters: Part II - comparison of software. Meas. Sci. Technol., 23 (10). 105009

Clarkson, P; Esward, T J; Harris, P M; Smith, A A*; Smith, I M (2010) Software simulation of a lock-in amplifier with application to the evaluation of uncertainties in real measuring systems. Meas. Sci. Technol., 21 (4). 045106

Zeng, W*; Jiang, X*; Smith, I M; Scott, P* (2010) Transient signal separation in Watt balance experiements. Phys. Lett. A, 374 (11-12). pp. 1301-1306.

Woolliams, E R; Winkler, R; Salim, S G R; Harris, P M; Smith, I M (2009) The Double Wavelength Technique - an alternative technique to determine thermodynamic temperature. Int. J. Thermophysics, 30 (1). pp. 144-154.

Coleman, M D; Brewer, P J; Smith, I M; Harris, P M; Clift, M G; Milton, M J T (2007) Calibration transfer strategy to compensate for instrumental drift in portable quadrupole mass spectrometers. Anal. Chim. Acta, 601 (2). pp. 189-195.

Esward, T J; de Ginestous, A*; Harris, P M; Hill, I D*; Salim, S G R; Smith, I M; Wichmann, B A; Winkler, R; Woolliams, E R (2007) A Monte Carlo method for uncertainty evaluation implemented on a distribution computing system. Metrologia, 44 (5). pp. 319-326.

Jiang, X*; Zeng, G*; Smith, I M; Scott, P*; Malétras, F-X* (2007) The detection of transient behaviour in environmental vibration for the Watt balance. Meas. Sci. Technol., 18 (5). pp. 1487-1494.

Nam, G H*; Cox, M G; Harris, P M; Robinson, S P; Hayman, G; Beamiss, G A; Esward, T J; Smith, I M (2007) A model for characterizing the frequency-dependent variation in sensitivity with temperature of underwater acoustic transducers from historical calibration data. Meas. Sci. Technol., 18. pp. 1553-1562.

Milton, M J T; Harris, P M; Smith, I M; Brown, A S; Goody, B A (2006) Implementation of a generalized least-squares method for determining calibration curves from data with general uncertainty structures. Metrologia, 43. S291-S298

Humphreys, D A; Harper, M R; Smith, A J A; Smith, I M (2005) Vector calibration of optical reference receivers using a frequency-domain method. IEEE Trans. Instrum. Meas., 54 (2). pp. 894-897.