Soft independent method of class analogy : use in characterizing complex mixtures and environmental residues of polychlorinated biphenyls / D.L. Stalling, T.R. Schwartz, W.J. Dunn, III, and J.D. Petty -- Evaluating data quality in large data bases using pattern-recognition techniques / Robert R. Meglen and Robert J. Sistko -- Exploratory data analysis of rainwater composition / Richard J. Vong, Ildiko E. Frank, Robert J. Charlson, and Bruce R. Kowalski -- Multivariate analysis of electron microprobe-energy dispersive X-ray chemical element spectra for quantitative mineralogical analysis of oil shales / Lawrence E. Wangen, Eugene J. Peterson, William B. Hutchinson, and Leonard S. Levinson -- Application of pattern recognition to high-resolution gas chromatographic data obtained from an environmental survey / John M. Hosenfeld and Karin M. Bauer -- Quality assurance applications of pattern recognition to human monitoring data / Philip E. Robinson, Joseph J. Breen, and Janet C. Remmers -- Description of air pollution by means of pattern recognition employing the ARTHUR program / F.W. Pijpers -- Application of soft independent modeling of class analogy pattern recognition to air pollutant analytical data / Donald R. Scott -- Cluster analysis of chemical compositions of individual atmospheric particles data / T.W. Shattuck, M.S. Germani, and P.R. Buseck -- Monitoring polycyclic aromatic hydrocarbons : an environmental application of fuzzy C-varieties pattern recognition / R.W. Gunderson and K. Thrane -- Applications of molecular connectivity indexes and multivariate analysis in environmental chemistry / Gerald J. Niemi, Ronald R. Regal, and Gilman D. Veith -- Pattern recognition of Fourier transform IR spectra of organic compounds / Donald S. Frankel -- Use of composited samples to increase the precision and probability of detection of toxic chemicals / Gregory A. Mack and Philip E. Robinson -- The alpha and beta of chemometrics / George T. Flatman and James W. Mullins -- Statistical issues in measuring airborne asbestos levels following an abatement program / Jean Chesson, Bertram P. Price, Cindy R. Stroup, and Joseph J. Breen -- Estimation of spatial patterns and inventories of environmental contaminants using kriging / Jeanne C. Simpson -- Simple modeling by chemical analogy pattern recognition / W.J. Dunn, III, Svante Wold, and D.L. Stalling -- A quality control protocol for the analytical laboratory / Robert R. Meglen -- Statistical receptor models solved by partial least squares / Ildiko E. Frank and Bruce R. Kowalski.