Constructing and solving mathematical models of measurement, M. Cox; model parametrization and experimental design, A. Forbes; the concept of the small displacement torsor in metrology, P. Bourdet; least squares and the singular value decomposition I, G. Golub; new methods for nonlinear time series analysis, H. Pompe; a method and software tool for the exact solution of complex dimensional measurement problems, D. Sourlier; characterization of 3D surface roughness, P. Scott; statistical problems in calibration design, M. Dell'Isola; statistical calculations for radiation standards, S. Duane; comparison of numerical methods to solve the nonlinear problem of volume measurement by means of gas expansion, P. Ciarlini; reconstruction algorithms for optical tomography, R. Model; and other papers.