1. Gary W. Small and Mark A. Arnold, "Method and Apparatus for Non‑Invasive Determination of Physiological Chemicals, Particularly Glucose", U.S. Patent 5,459,317, issued 10/17/95.
  2. Gary W. Small and Mark A. Arnold, "Method and Apparatus for Non‑Invasive Determination of Physiological Chemicals, Particularly Glucose", PCT Patent Application PCT/US95/01556 (filed 2/7/95), published 8/17/95 as International Publication No. WO 95/22046.
  3. Mark A. Arnold, Jason J. Burmeister, and Gary W. Small, “Human Non-Invasive Monitoring Using Near-Infrared Transmission Spectroscopy of Tongue Tissue”, U.S. Provisional Patent Application 60/075,847 (filed 2/25/98).
  4. Mark A. Arnold, Jason J. Burmeister, and Gary W. Small, “Human Non-Invasive Monitoring Using Near-Infrared Transmission Spectroscopy of Tongue Tissue”, PCT International Patent Application PCT/US99/04054 (filed 5/18/99).
  5. Gary W. Small and Mark A. Arnold, "Method and Apparatus for Non‑Invasive Determination of Physiological Chemicals, Particularly Glucose", U.S. Patent 6,061,582, issued 5/9/00.

  1. Jonathon T. Olesberg, Mark A. Arnold, and Gary W. Small, “Dual LED Emitter for Spectral Referencing with Modulation”, submitted to University of Iowa Research Foundation, July 30, 2008.

  1. Arnold, M. A.; Olesberg, J. T.; Small, G. W.; Near-infrared spectroscopy for noninvasive glucose sensing; in In Vivo Glucose Measurements; Cunningham, D.; Stenken, J. A., Eds.; Wiley: Hoboken, NJ, 2010; pp. 357-390.
  2. Shih, W-C; Bechtel, KL; Feld, MS; Arnold, MA; Small, GW; Introduction to spectroscopy for noninvasive glucose sensing; in In Vivo Glucose Measurements; Cunningham, D.; Stenken, J. A., Eds.; Wiley: Hoboken, NJ, 2010; pp 331-356.
  3. Small, G. W.; Book Review: Fourier Transforms in Spectroscopy, by J. Kauppinen and J. Partanen; Applied Spectroscopy 2002, 56, 52A-53A.
  4. Combs, R. J.; Kroutil, R. T.; Small, G. W.; Passive Remote Sensing by FT-IR Spectroscopy; In Handbook of Vibrational Spectroscopy, Vol. 4; Griffiths, P. R.; Chalmers, J. M., Eds.; John Wiley &  Sons, Ltd.: Chichester, UK, 2002; pp. 2842-2856.
  5. Shaffer, R. E.; Small, G. W.; Learning from Nature; Today’s Chemist at Work 1999, 8(11), 19-27.
  6. Small, G. W.; Book Review: Applied Spectroscopy: A Compact Reference for Practitioners, J. Workman, Jr., A. Springsteen, Eds. Applied Spectroscopy 1999, 53, 211A.
  7. Small, G. W.; Book Review: Computer Assisted Analytical Spectroscopy, S. D. Brown, Ed. Analytical Chemistry 1997, 69, 424A.
  8. Small, G. W.; Book Review:  Spectroscopy and the Fourier Transform: An Interactive Tutorial, by R. Williams; Analytical Chemistry 1996, 68, 738A.
  9. Small, G. W.; Shaffer, R. E.; Software Review: SCIENTIST for Windows; Analytical Chemistry 1996, 68, 368A-369A.
  10. Small, G. W.; Book Review:  Spectrometric Identification of Organic Compounds, Fifth Ed., by R. M. Silverstein, G. C. Bassler, and T. C. Morrill; Vibrational Spectroscopy 1992, 4, 123‑124.
  11. Small, G. W.; Kaltenbach, T. F.; Kroutil, R. T.; Rapid Signal Processing Techniques for Fourier Transform Infrared Remote Sensors; Trends in Analytical Chemistry 1991, 10, 149‑155.
  12. Small, G. W.; Digital Filters for Passive Remote Sensors; Proceedings of the Chemical Manufacturers Association Symposium on Remote Monitoring:  Current Technology and Future Developments Applicable to Air Toxics, Including Phosgene; Chemical Manufacturers Association: Washington, DC, 1991; Section 7.
  13. Kroutil, R. T.; Ditillo, J. T.; Small, G. W.; Signal Processing Techniques for Remote Infrared Chemical Sensing; in Computer‑Enhanced Analytical Spectroscopy, Vol. II, H. L. C. Meuzelaar, Ed.; Plenum Press:  New York, 1990; pp 71‑111.
  14. Small, G. W.; Carpenter, S. E.; McIntyre, M. K.; Computer‑Aided Solutions to 13C NMR Spectral Interpretation Problems; in Computer‑Enhanced Analytical Spectroscopy, Vol. II, H. L. C. Meuzelaar, Ed.; Plenum Press:  New York, 1990; pp 211‑243.
  15. Small, G. W.; Book Review:  Chemometrics:  a textbook, by D. L. Massart, B. G. M. Vandeginste, S. N. Deming, Y. Michotte, and L. Kaufman; Analytical Chemistry 1989, 61, 1037A‑1038A.
  16. Small, G. W.; Software Review:  IR Simulator and NMR Simulator; Journal of Chemical Information and Computer Sciences 1988, 28, 232‑234.
  17. Small, G. W.; Software Review:  Microsoft Word, Version 4.0; Journal of Chemical Information and Computer Sciences 1988, 28, 234‑235.
  18. Small, G. W.; Book Review:  Experimental Design:  A Chemometric Approach, by Stanley Deming and Steven Morgan; Analytical Chemistry 1988, 60, 1041A‑1042A.
  19. Small, G. W.; Automated Spectral Interpretation; Analytical Chemistry, 1987, 59, 535A.

  1. Guo, Q.; Small, G. W.; Quantitative Determination of Methanol and Ethanol with Synthetic Calibration Spectra in Passive Fourier Transform Infrared Remote Sensing Measurements; Applied Spectroscopy 2013, 67, in press.
  2. Wan, B.; Small, G. W.; Passive Airborne Fourier Transform Infrared Remote Detection of Volatile Organic Compounds by Use of Wavelet Analysis as a Feature Extraction Method; submitted to Vibrational Spectroscopy, revision in progress.
  3. Wan, B.; Small, G. W.; Synthetic Training Sets for the Development of Discriminant Functions for the Detection of Volatile Organic Compounds from Passive Infrared Remote Sensing Data; The Analyst 2011, 136, 309-316.
  4. Wan, B.; Small, G. W.; Wavelet Analysis Used for Spectral Background Removal in the Determination of Glucose from Near-Infrared Single-Beam Spectra; Analytica Chimica Acta 2010, 681, 63-70.
  5. Tarumi, T.; Amerov, A. K.; Arnold, M. A.; Small, G. W.; Design Considerations for Near-Infrared Filter Photometry: Effects of Noise Sources and Selectivity; Applied Spectroscopy 2009, 63, 700-708.
  6. Tarumi, T.; Wu, Yuping; Small, G. W.; Multivariate Calibration with Basis Functions Derived from Optical Filters; Analytical Chemistry 2009, 81, 2199-2207.
  7. Sulub, Y.; Small, G. W.; Spectral Simulation Protocol for Extending the Lifetime of Near-Infrared Multivariate Calibrations; Analytical Chemistry 2009, 81, 1208-1216.
  8. Kramer, K. E.; Small, G. W.; Digital Filtering and Model Updating Methods for Improving the Robustness of Near-Infrared Multivariate Calibrations; Applied Spectroscopy 2009, 63, 246-255.
  9. Sulub, Y.; Small, G. W.; Simulated Radiance Profiles for Automating the Interpretation of Airborne Passive Multi-Spectral Images; Applied Spectroscopy 2008, 62, 1049-1059.
  10. Wan, B.; Small, G. W.; Airborne Passive Fourier Transform Infrared Remote Sensing of Methanol Vapor from Industrial Emissions; The Analyst 2008, 133, 1776-1784.
  11. Kramer, K. E.; Small, G. W.; Blank Augmentation Protocol for Improving the Robustness of Multivariate Calibrations; Applied Spectroscopy 2007, 61, 497-506.
  12. Sulub, Y.; Small, G. W.; Quantitative Determination of Ethanol in Heated Plumes by Passive Fourier Transform Infrared Remote Sensing Measurements; The Analyst 2007, 132, 330-337.
  13. Wabomba, M. J.; Sulub, Y.; Small, G. W.; Remote Detection of Volatile Organic Compounds by Passive Multispectral Infrared Imaging Measurements; Applied Spectroscopy 2007, 61, 349-358.
  14. Sulub, Y.; Small, G. W.; Spectral Simulation Methodology for Calibration Transfer of Near-Infrared Spectra; Applied Spectroscopy 2007, 61, 406-413.
  15. Kramer, K. E.; Small, G. W.; Robust Absorbance Computations in the Analysis of Glucose by Near-Infrared Spectroscopy; Vibrational Spectroscopy 2007, 43, 440-446.
  16. Small, G. W.; Chemometrics and Near-Infrared Spectroscopy: Avoiding the Pitfalls; Trends in Analytical Chemistry 2006, 25, 1057-1066.
  17. Kramer, K. E.; Small, G. W.; Effects of Spectral Resolution on the Determination of Glucose in a Simulated Biological Matrix by Fourier Transform Near Infrared Spectrometry; Journal of Near Infrared Spectroscopy 2006, 14, 291-299.
  18. Amerov, A. K.; Small, G. W.; Arnold, M. A.; Selective Multivariate Analysis of Blood Glucose with Near Infrared Spectra; Proc. SPIE-Int. Soc. Opt. Eng. 2005, 6007, 60070U.
  19. Amerov, A. K.; Chen, J.; Small, G. W.; Arnold, M. A.; Scattering and Absorption Effects in the Determination of Glucose in Whole Blood by Near Infrared Spectroscopy; Analytical Chemistry 2005, 77, 4587-4594.
  20. Arnold, M. A.; Small, G. W.; Perspectives in Analytical Chemistry: Noninvasive Glucose Sensing; Analytical Chemistry 2005, 77, 5429-5439.
  21. Tarumi, T.; Small, G. W.; Combs, R. J.; Kroutil, R. T.; Infinite Impulse Response Filters for Direct Analysis of Interferogram Data from Airborne Passive Fourier Transform Infrared Spectrometry; Vibrational Spectroscopy 2005, 37, 39-52.
  22. Chen, J.; Arnold, M. A.; Small, G. W.; Comparison of Combination and First Overtone Spectral Regions for Near Infrared Calibration Models for Glucose in Aqueous Solutions; Analytical Chemistry 2004, 76, 5405-5413.
  23. Arnold, M. A.; Small, G. W.; Xiang, D.; Qui, J.; Murhammer, D. W.; Pure Component Selectivity Analysis of Multivariate Calibration Models from Near Infrared Spectra; Analytical Chemistry 2004, 76, 2583-2590.
  24. Amerov, A. K.; Chen, J.; Small, G. W.; Arnold, M. A.; The Influence of Glucose Upon the Transport of Light Through Whole Blood; Proc. SPIE-Int. Soc. Opt. Eng. 2004, 5330, 101-111.
  25. Tarumi, T.; Small, G. W.; Combs, R. J.; Kroutil, R. T.; High-Pass Filters for Spectral Background Suppression in Airborne Passive Fourier Transform Infrared Spectrometry; Analytica Chimica Acta 2004, 501, 235-247.
  26. Tarumi, T.; Small, G. W.; Combs, R. J.; Kroutil, R. T.; Digital Filtering Implementations for the Detection of Broad Spectral Features by Direct Analysis of Passive Fourier Transform Infrared Interferograms; Applied Spectroscopy 2004, 58, 432-441.
  27. Zhang, L.; Small, G. W.; Arnold, M. A.; Multivariate Calibration Standardization Across Instruments for the Determination of Glucose by Fourier Transform Near-Infrared Spectrometry; Analytical Chemistry 2003, 75, 5905-5915.
  28. Wabomba, M. J.; Small, G. W.; Robust Classifier for the Automated Detection of Ammonia in Heated Plumes by Passive Fourier Transform Infrared Spectrometry; Analytical Chemistry 2003, 75, 2018-2026.
  29. Tarumi, T.; Small, G. W.; Combs, R. J.; Kroutil, R. T.; Remote Detection of Heated Ethanol Plumes by Airborne Passive Fourier Transform Infrared Spectrometry; Applied Spectroscopy 2003, 57, 1432-1441.
  30. Wabomba, M. J.; Small, G. W.; Arnold, M. A.; Evaluation of Selectivity and Robustness of Near Infrared Glucose Measurements Based on Short-Scan Fourier Transform Infrared Interferograms; Analytica Chimica Acta 2003, 490, 325-340.
  31. Wabomba, M. J.; Small, G. W.; Design Protocols for Time-Dependent Finite Impulse Response Digital Filters Based on Regression Analysis of Fourier Transform Infrared Interferograms; Chemometrics and Intelligent Laboratory Systems 2003, 69, 103-121.
  32. Zhang, L.; Small, G. W.; Haka, A. S.; Kidder, L. H.; Lewis, E. N.; Classification of Fourier Transform Infrared Microscopic Imaging Data of Human Breast Cells by Cluster Analysis and Artificial Neural Networks; Applied Spectroscopy 2003, 57, 14-22.
  33. Zhang, L.; Small, G. W.; Automated Detection of Chemical Vapors by Pattern Recognition Analysis of Passive Multispectral Infrared Remote Sensing Imaging Data; Applied Spectroscopy 2002, 56, 1082-1093.
  34. Zhang, L.; Small, G. W.; Arnold, M.A.; Calibration Standardization Algorithm for Partial Least-Squares Regression: Application to the Determination of Physiological Levels of Glucose by Near-Infrared Spectroscopy; Analytical Chemistry 2002, 74, 4097-4108.
  35. Thomas, M. J.; Lewis, P. E.; Kroutil, R. T.; Combs, R. J.; Small, G. W.; Zywicki, R. W.; Stageberg, D. L.; Chaffin, C. T., Jr.; Marshall, T. L.; Infrared Detection and Analysis of Vapor Plumes Using an Airborne Sensor; Proc. SPIE-Int. Soc. Opt. Eng. 2002, 4725, 47-64.
  36. Amerov, A. K.; Sun, Y.; Small, G. W.; Arnold, M. A.; Kromoscopic measurement of glucose in the first overtone region of the near infrared spectrum; Proc. SPIE-Int. Soc. Opt. Eng. 2002, 4624, 11-19.
  37. Kroutil, R. T.; Combs, R. J.; Knapp, R. B.; Small, G. W.; Airborne Passive FT-IR Spectrometry; Proc. SPIE-Int. Soc. Opt. Eng. 2002, 4577, 213-225.
  38. Small, G. W., Zhang, L.; Data analysis strategies for passive multispectral and hyperspectral infrared remote sensors; Proc. SPIE-Int. Soc. Opt. Eng. 2002, 4577, 115-126.
  39. Koehler IV, F. W.; Small, G. W.; Combs, R. J.; Knapp, R. B.; Kroutil, R. T.; Automated Detection of Sulfur Dioxide in Stack Emissions by Passive Fourier Transform Infrared Spectrometry; Vibrational Spectroscopy 2001, 27, 97-107.
  40. Idwasi, P. O.; Small, G. W.; Combs, R. J.; Knapp, R. B.; Kroutil, R. T.; Multiple Filtering Strategy for the Automated Detection of Ethanol by Passive Fourier Transform Infrared Spectrometry; Applied Spectroscopy 2001, 55, 1544-1552.
  41. Amerov, A. K.; Sun, Y.; Arnold, M. A.; Small, G. W.; Kromoscopic analysis in two and three component aqueous solutions of blood constituents; Proc. SPIE-Int. Soc. Opt. Eng. 2001, 4263, 1‑10.
  42. Helwig, A. M.; Arnold, M. A.; Small, G. W.; Evaluation of Kromoscopy: Resolution of Glucose and Urea; Applied Optics 2000, 39, 4715-4720.
  43. Ding, Q.; Boyd, B. L.; Small, G. W.; Determination of Organic Contaminants in Aqueous Samples by Near-Infrared Spectroscopy; Applied Spectroscopy 2000, 54, 1047-1054.
  44. Koehler IV, F. W.; Small, G. W.; Combs, R. J.; Knapp, R. B.; Kroutil, R. T.; Calibration Transfer in the Automated Detection of Acetone by Passive Fourier Transform Infrared Remote Sensing Measurements; Applied Spectroscopy 2000, 54, 706-714.
  45. Burmeister, J. J.; Arnold, M. A.; Small, G. W.; Noninvasive Blood Glucose Measurements by Near Infrared Transmission Spectroscopy Across Human Tongues; Diabetes Technology & Therapeutics 2000, 2, 5-15.
  46. Hammer, C. L.; Small, G. W.; Combs, R. J.; Knapp, R. B.; Kroutil, R. T.; Artificial Neural Networks for the Automated Detection of Trichloroethylene by Passive Fourier Transform Infrared Spectrometry; Analytical Chemistry 2000, 72, 1680-1689.
  47. Koehler IV, F. W.; Small, G. W.; Combs, R. J.; Knapp, R. B.; Kroutil, R. T.; Calibration Transfer Algorithm for Automated Qualitative Analysis by Passive Fourier Transform Infrared Spectrometry; Analytical Chemistry 2000, 72, 1690-1698.
  48. Cingo, N. A.; Small, G. W.; Arnold, M. A.; Determination of Glucose in a Biological Matrix with Decimated Time-Domain Filtered Near-Infrared Interferogram Data; Vibrational Spectroscopy 2000, 23, 103-117.
  49. Mattu, M. J.; Small, G. W.; Combs, R. J.; Knapp, R. B.; Kroutil, R. T.; Quantitative Analysis of   Sulfur Dioxide with Passive Fourier Transform Infrared Remote Sensing Interferogram Data; Applied Spectroscopy 2000, 54, 341-348.
  50. Cingo, N. A.; Small, G. W.; Effects of Band Width and Overlap on Multivariate Calibration Models Based on Simulated Fourier Transform Infrared Interferogram Data; Applied Spectroscopy 1999, 53, 1556-1566.
  51. Bangalore, A. S.; Demirgian, J. C.; Boparai, A. S.; Small, G. W.; Effect of Spectral Resolution on Pattern Recognition Analysis Using Passive Fourier Transform Infrared Sensor Data; Applied Spectroscopy 1999, 53, 1382-1391.
  52. Ding, Q.; Small, G. W.; Arnold, M. A.; Evaluation of Data Pretreatment and Model Building Methods for the Determination of Glucose from Near-Infrared Single-Beam Spectra; Applied Spectroscopy 1999, 53, 402-414.
  53. Ding, Q.; Small, G. W.; Arnold, M. A.; Evaluation of Nonlinear Model Building Strategies for the Determination of Glucose in Biological Matrices by Near-Infrared Spectroscopy; Analytica Chimica Acta 1999, 384, 333-343.
  54. Hazen, K. H.; Arnold, M. A.; Small, G. W.; Measurement of Glucose in Water with First Overtone Near-Infrared Spectra; Applied Spectroscopy 1998, 52, 1597-1605.
  55. Ding, Q.; Small, G. W.; Arnold, M. A.; Genetic Algorithm-Based Wavelength Selection for the Near-Infrared Determination of Glucose in Biological Matrices: Initialization Strategies and Effects of Spectral Resolution; Analytical Chemistry 1998, 70, 4472-4479.
  56. Hazen, K. H.; Arnold, M. A.; Small, G. W.; Measurement of Glucose and Other Analytes in Undiluted Human Serum with Near Infrared Transmission Spectroscopy; Analytica Chimica Acta 1998, 371, 255-267.
  57. Small, G. W.; Arnold, M. A.; Data Handling Issues for Near-Infrared Glucose Measurements; IEEE-LEOS Newsletter 1998, 12(2), 16-17.
  58. Burmeister, J. J.; Arnold, M. A.; Small, G. W.; Spectroscopic Considerations for Noninvasive Blood Glucose Measurements with Near Infrared Spectroscopy; IEEE-LEOS Newsletter 1998, 12(2), 6-9.
  59. Arnold, M. A.; Burmeister, J. J.; Small, G. W.; Phantom Glucose Calibration Models from Simulated Noninvasive Human Near-Infrared Spectra; Analytical Chemistry 1998, 70, 1773-1781.
  60. Idwasi, P. O.; Small, G. W.; Automated Detection of Ethanol Vapor by Passive Fourier Transform Infrared Remote Sensing Measurements. In Fourier Transform Spectroscopy: 11th International Conference; de Haseth, J. A., Ed.; American Institute of Physics: Woodbury, NY, 1998; pp 227-230.
  61. Cingo, N. A.; Small, G. W.; Investigation of the Effects of Resolution on Spectral and Interferogram-Based Analyses; In Fourier Transform Spectroscopy: 11th International Conference; de Haseth, J. A., Ed.; American Institute of Physics: Woodbury, NY, 1998; pp 249-252.
  62. Ding, Q.; Small, G. W.; Wavelength Selection for Determination of Glucose in Human Serum by Near-Infrared Spectroscopy; In Fourier Transform Spectroscopy: 11th International Conference; de Haseth, J. A., Ed.; American Institute of Physics: Woodbury, NY, 1998; pp 264-267.
  63. Koehler, F. W. IV; Small, G. W.; Calibration Transfer Results for Automated Detection of Acetone and Sulfur Hexafluoride by FTIR Remote Sensing Measurements; In Fourier Transform Spectroscopy: 11th International Conference; de Haseth, J. A., Ed.; American Institute of Physics: Woodbury, NY, 1998; pp 231-234.
  64. Mattu, M. J.; Small, G. W.; Determination of Glucose in a Biological Matrix by Multivariate Analysis of Multiple Bandpass-Filtered Fourier Transform Near-Infrared Interferograms; Analytical Chemistry 1997, 69, 4695-4702.
  65. Mattu, M. J.; Small, G. W.; Arnold, M. A.; Application of Multivariate Calibration Techniques to Quantitative Analysis of Bandpass-Filtered Fourier Transform Infrared Interferogram Data; Applied Spectroscopy 1997, 51, 1369-1376.
  66. Lu, G; Zhou, X. Arnold, M. A.; Small, G. W.; Multivariate Calibration Models Based on the Direct Analysis of Near-Infrared Single-Beam Spectra; Applied Spectroscopy 1997, 51, 1330-1339.
  67. Shaffer, R. E.; Small, G. W.; Learning Optimization from Nature: Genetic Algorithms and Simulated Annealing; Analytical Chemistry 1997, 69, 236A-242A.
  68. Schweitzer, R. C.; Small, G. W.; Automated Spectrum Simulation Methods for Carbon-13 Nuclear Magnetic Resonance Spectroscopy Based on Database Retrieval and Model Building Strategies; Journal of Chemical Information and Computer Sciences 1997, 37, 249-257.
  69. Bangalore, A. S.; Small, G. W.; Combs, R. J.; Knapp, R. B.; Kroutil, R. T.; Traynor, C. A.; Ko, J. D.; Automated Detection of Trichloroethylene by Fourier Transform Infrared Remote Sensing Measurements; Analytical Chemistry 1997, 69, 118-129.
  70. Banaglore, A. S.; Shaffer, R. E.; Small, G. W.; Arnold, M. A.; Genetic Algorithm Based Method for Selecting Wavelengths and Model Size for Use with Partial Least-Squares Regression: Application to Near-Infrared Spectroscopy; Analytical Chemistry 1996, 68, 4200-4212.
  71. Shaffer, R. E.; Small, G. W.; Genetic Algorithms for the Optimization of Piecewise Linear Discriminants; Chemometrics and Intelligent Laboratory Systems 1996, 35, 87-104.
  72. Shaffer, R. E.; Small, G. W.; Comparison of Optimization Algorithms for Piecewise Linear Discriminant Analysis:  Application to Fourier Transform Infrared Remote Sensing Measurements; Analytica Chimica Acta 1996, 331, 157-175.
  73. Shaffer, R. E.; Small, G. W.; Arnold, M. A.; Genetic Algorithm Based Protocol for Coupling Digital Filtering and Partial Least-Squares Regression: Application to the Near-Infrared Analysis of Glucose in Biological Matrices; Analytical Chemistry 1996, 68, 2663-2675.
  74. Pan, S.; Chung, H.; Arnold, M. A.; Small, G. W.; Near‑Infrared Spectroscopic Measurement of Physio­logical Glucose Levels in Variable Matrices of Protein and Triglycerides; Analytical Chemistry 1996, 68, 1124-1135.
  75. Schweitzer, R. C.; Small, G. W.; Enhanced Structural Encoding Algorithm for Database Retrievals of Carbon‑13 Nuclear Magnetic Resonance Chemical Shifts; Journal of Chemical Informa­tion and Computer Sciences 1996, 36, 310-322.
  76. Shaffer, R. E.; Small, G. W.; Improved Response Function for the Simplex Optimization of Piecewise Linear Discriminants; Chemometrics and Intelligent Laboratory Systems 1996, 32, 95-109.
  77. Schweitzer, R. C.; Small, G. W.; Performance Enhancement of Vector‑Based Search Systems:  Appli­cation to Carbon‑13 Nuclear Magnetic Resonance Chemical Shift Prediction; Journal of Chemical Information and Computer Sciences 1996, 36, 46-53.
  78. Mattu, M. J.; Small, G. W.; Quantitative Analysis of Bandpass Filtered Fourier Transform Infrared Interferograms, Analytical Chemistry 1995, 67, 2269‑2278.
  79. Shaffer, R. E.; Small, G. W.; Combs, R. J.; Knapp, R. B.; Kroutil, R. T.; Experimental Design Protocol for the Pattern Recognition Analysis of Bandpass Filtered Fourier Transform Infrared Interferograms; Chemometrics and Intelligent Laboratory Systems 1995, 29, 89‑108.
  80. Bangalore, A. S.; Small, G. W.; Combs, R. J.; Knapp, R. B.; Kroutil, R. T.; Automated Detection of Methanol Vapor by Open Path Fourier Transform Infrared Spectroscopy; Analytica Chimica Acta 1994, 297, 387‑403.
  81. Kroutil, R. T.; Combs, R. J.; Knapp, R. B.; Small, G. W.; Automated Detection of Acetone, Methyl Ethyl Ketone, and Sulfur Hexafluoride by Direct Analysis of Fourier Transform Infrared Interferograms; Applied Spectroscopy 1994, 48, 724‑732.
  82. Hazen, K. H.; Arnold, M. A.; Small, G. W.; Temperature Insensitive Near‑Infrared Spectroscopic Measurement of Glucose in Aqueous Solutions; Applied Spectroscopy 1994, 48, 477‑483.
  83. Kroutil, R. T.; Housky, M.; Small, G. W.; Real‑Time Data Collection Programs for a Commercial Passive FTIR Remote Sensor; Spectroscopy 1994, 9(2), 41‑47.
  84. Kroutil, R. T.; Combs, R. J.; Knapp, R. B.; Small, G. W.; Remote Infrared Vapor Detection of Volatile Organic Compounds; Proc. SPIE‑Int. Soc. Opt. Eng. 1993, 2089, 24‑31.
  85. Small, G. W.; Arnold, M. A.; Marquardt, L. A.; Strategies for Coupling Digital Filtering with Partial Least‑Squares Regression:  Application to the Determination of Glucose in Plasma by Fourier Transform Near‑Infrared Spectroscopy; Analytical Chemistry 1993, 65, 3279‑3289.
  86. Marquardt, L. A.; Arnold, M. A.; Small, G. W.; Near Infrared Spectroscopic Measurement of Glucose in a Protein Matrix; Analytical Chemistry 1993, 65, 3271‑3278.
  87. Schweitzer, R. C.; Small, G. W.; Application of Parallel Processing Techniques to Improving the Efficiency of Molecular Mechanics Calculations; Journal of Computational Chemistry 1993, 14, 977‑985.
  88. Kaltenbach, T. F.; Small, G. W.; Ridge Regression Techniques for the Optimization of Piecewise Linear Discriminants:  Application to Fourier Transform Infrared Remote Sensing Measurements; Analytica Chimica Acta 1993, 279, 309‑322.
  89. Carpenter, S. E.; Small, G. W.; Application of Dynamical Analysis in the Extraction of Compound‑Specific Information from Fourier Transform Infrared Interferograms; Applied Spectroscopy 1992, 46, 1790‑1798.
  90. Colin, T. B.; Yang, K.‑H.; Arnold, M. A.; Small, G. W.; Stwalley, W. C.; The Effect of Length and Diameter on the Signal‑To‑Noise Ratio of Evanescent Field Absorption Fiber Optic Sensors; Applied Spectroscopy 1992, 46, 1129‑1133.
  91. Small, G. W.; Database Retrieval Techniques for Carbon‑13 Nuclear Magnetic Resonance Spectrum Simulation; Journal of Chemical Information and Computer Sciences 1992, 32, 279‑285.
  92. Barber, A. S.; Small, G. W.; Application of Digital Filtering and Pattern Recognition Techniques to Interferogram‑Based Fourier Transform Infrared Qualitative Analysis:  Investigation of Spectral Interferences; Chemometrics and Intelligent Laboratory Systems 1992, 15, 203‑217.
  93. Small, G. W.; Carpenter, S. E.; Effects of Data Sampling Rate on Pattern Recognition Analysis of Fourier Transform Infrared Interferograms; Applied Spectroscopy 1992, 46, 49‑59.
  94. Carpenter, S. E.; Small, G. W.; Selection of Optimum Training Sets for Use in Pattern Recognition Analysis of Chemical Data; Analytica Chimica Acta 1991, 249, 305‑321.
  95. Kroutil, R. T.; Ditillo, J. T.; Loerop, W. R.; Gross, R. L.; Knapp, R. B.; DeSha, M. S.; Small, G. W.; Remote Vapor Sensing Using a Mobile FTIR Sensor; Proceedings of the Second International Symposium on Field Screening Methods for Hazardous Wastes and Toxic Chemicals, pp. 559‑570.
  96. Small, G. W.; Kroutil, R. T.; Pattern Recognition Methods for FTIR Remote Sensing; Proceedings of the Second International Symposium on Field Screening Methods for Hazardous Wastes and Toxic Chemicals, pp. 549‑558.
  97. Kaltenbach, T. F.; Small, G. W.; Development and Optimization of Piecewise Linear Discriminants for the Automated Detection of Chemical Species; Analytical Chemistry 1991, 63, 936‑944.
  98. Jensen, K. L.; Barber, A. S.; Small, G. W.; Simulation of Carbon‑13 Nuclear Magnetic Resonance Spectra of Polycyclic Aromatic Compounds; Analytical Chemistry 1991, 63, 1081‑1090.
  99. Small, G. W.; Carpenter, S. E.; Kaltenbach, T. F.; Kroutil, R. T.; Discriminant Analysis Techniques for the Identification of Atmospheric Pollutants from Passive Fourier Transform Infrared Interfero­grams; Analytica Chimica Acta 1991, 246, 85‑102.
  100. Small, G. W.; Harms, A. C.; Kroutil, R. T.; Ditillo, J. T.; Loerop, W. R.; Design of Optimized Finite Impulse Response Digital Filters for Use with Passive Fourier Transform Infrared Interferograms; Analytical Chemistry 1990, 62, 1768‑1777.
  101. Arnold, M. A.; Small, G. W.; Rhines, T. D.; Wangsa, J.; Kaltenbach, M. S.; Biosensing with Fiber‑Optic Chemical Sensors and Near Infrared Spectroscopy; 1989 Proceedings of the Electrolyte/Blood Gas Division of the American Association for Clinical Chemistry, pp. 101‑112.
  102. Arnold, M. A.; Small, G. W.; Determination of Physiological Levels of Glucose in an Aqueous Matrix with Digitally Filtered Fourier Transform Near‑Infrared Spectra; Analytical Chemistry 1990, 62, 1457‑1464.
  103. Kaltenbach, T. F.; Small, G. W.; Determination of Structural Similarity by Quantitative Comparisons of Wiswesser Line Notation Entries; Journal of Chemical Information and Computer Sciences 1990, 30, 73‑80.
  104. Bjerga, J. M.; Small, G. W.; Automated Selection of Library Subsets for Infrared Spectral Searching; Analytical Chemistry 1990, 62, 226‑233.
  105. Barber, A. S.; Small, G. W.; Simulation of Carbon‑13 Nuclear Magnetic Resonance Spectra of Linear Cyclic Aromatic Compounds; Analytical Chemistry 1989, 61, 2658‑2664.
  106. Bjerga, J. M.; Small, G. W.; Reconstruction of Gas Chromatograms from Digitally Filtered Fourier Transform Infrared Interferograms; Analytical Chemistry 1989, 61, 1073‑1079.
  107. Small, G. W.; McIntyre, M. K.; Structure Elucidation Methodology for Disaccharides Based on Carbon‑13 Nuclear Magnetic Resonance Spectrum Simulation; Analytical Chemistry 1989, 61, 666‑674.
  108. Carpenter, S. E.; Small, G. W.; Application of Visual Spectral Matching Techniques to Automated Carbon‑13 Nuclear Magnetic Resonance Library Searching; Analytical Chemistry 1988, 60, 1886‑1895.
  109. Small, G. W.; Kroutil, R.; Ditillo, J.; Loerop, W.; Digital Filters for the Direct Analysis of Interferometric Data from Passive Infrared Sensors; Proceedings of the 1987 Scientific Conference on Chemical Defense Research, Vol. 1, pp. 337‑343.
  110. Small, G. W.; Kroutil, R.; Ditillo, J.; Loerop, W.; Detection of Atmospheric Pollutants by Direct Analysis of Passive Fourier Transform Infrared Interferograms, Analytical Chemistry 1988, 60, 264‑269.
  111. McIntyre, M. K.; Small, G. W.; Carbon‑13 Nuclear Magnetic Resonance Spectrum Simulation Methodology for the Structure Elucidation of Carbohydrates; Analytical Chemistry 1987, 59, 1805‑1811.
  112. Small, G. W.; Stouch, T. R.; Jurs, P. C.; Automated Selection of Models for the Simulation of Carbon‑13 Nuclear Magnetic Resonance Spectra; Analytical Chemistry 1984, 56, 2314‑2319.
  113. Small, G. W.; Jurs, P. C.; Data Reduction in the Simulation of Carbon‑13 Nuclear Magnetic Resonance Spectra of Steroids; Analytical Chemistry 1984, 56, 2307‑2314.
  114. Small, G. W.; Jurs, P. C.; Determination of Topological Similarity of Carbon Atoms in the Simulation of Carbon‑13 Nuclear Magnetic Resonance Spectra; Analytical Chemistry 1984, 56, 1314‑1323.
  115. Small, G. W.; Jurs, P. C.; Simulation of Carbon‑13 Nuclear Magnetic Resonance Spectra of Cycloalkanols with Computer‑Based Structural Descriptors; Analytical Chemistry 1983, 55, 1128‑1134.
  116. Small, G. W.; Jurs, P. C.; Interactive Computer System for the Simulation of Carbon‑13 Nuclear Magnetic Resonance Spectra; Analytical Chemistry 1983, 55, 1121‑1127.
  117. Hohne, B. A.; Hangac, G.; Small, G. W.; Isenhour, T. L.; An On‑Line Class‑Specific GC/FTIR Reconstruction from Interferometric Data; J. Chromatographic Science 1981, 19, 283‑289.
  118. Small, G. W.; Rasmussen, G. T.; Isenhour, T. L.; An Infrared Search System Based on Direct Comparison of Interferograms; Applied Spectroscopy 1979, 33, 444‑450.
  119. Hanna, D. A.; Hangac, G.; Hohne, B. A.; Small, G. W.; Wieboldt, R. C.; Isenhour, T. L.; A Comparison of Methods Used for the Reconstruction of GC‑IR Chromatograms; J. Chromatographic Science 1979, 17, 423‑427.

  1. Idwasi, P. O.; Small, G. W.; Combs, R. J.; Knapp, R. B.; Kroutil, R. T.; Ethanol Detection Strategy with Multiple Digital Filtering of Passive FT-IR Interferograms. – Final Report Oct. 1999 – Dec. 2000; Report No. ECBC-TR-209; NTIS Order No. ADA396011. 2001.
  2. Small, G. W.; Advanced Signal Processing and Pattern Recognition Methods for Passive Infrared Remote Sensors. – Final Report Apr. 1993-Aug. 1997; Report No. ERDEC-CR-259; NTIS Order No. ADA356290; 1998.
  3. Kroutil, R. T.; Combs, R. J.; Knapp, R. B.; Small, G. W.; Remote Infrared Vapor Detection of Volatile Organic Compounds. – Final Report Oct. 1991- Sep. 1993; Report No. ERDEC-TR-111; NTIS Order No. AD-A276 982/6; 1993.