Claudio A. Perez: Publications

Copies of papers are available for non-commercial research and teaching only.

ISI JOURNALS

  • Tapia JE, Perez CA, Gender Classification based on Fusion of Different Spatial Scale Features Selected by Mutual Information from Histograms of LBP, Intensity and Shape, IEEE Transactions on Information Forensics & Security, 8(3), pp. 488-499, 2013.
  • Galdames F.J., Jaillet F., Perez CA, An Accurate skull stripping method based on simplex meshes and histogram analysis for magnetic resonance images, Journal of Neuroscience Methods, 206(2), pp.103-119, 2012.
  • Perez CA, Tapia J., P. Estevez, C. Held, Gender classification from face images using Mutual Information and Feature Fusion, International Journal of Optomechatronics, Vol.6, No. 1, pp.92-119, 2012.
  • Perez CA, Cament LA, Castillo LE, Methodological improvement on local Gabor face recognition based on feature selection and enhanced Borda count, Pattern Recognition, 44(4), pp. 951-963, 2011.
  • Perez CA, Estévez PA, Vera PA, Castillo LE, Aravena CM, Schulz DA, Medina LE, Ore grade estimation by feature selection and voting using boundary detection in digital image analysis, International Journal of Mineral Processing, 101(1-4), pp.28-36, 2011.
  • Galdames FJ, Perez CA, Estévez PA, Held CM, Jaillet F, Lobo G, Donoso G, Claudia Coll, Registration of renal SPECT and 2.5D US images, Computerized Medical Imaging and Graphics, Vol. 35, pp. 302–314, 2011.
  • PA Estévez, R Hernández, CA Perez and CM Held, Gamma-filter self-organising neural networks for unsupervised sequence processing, Electronics Letters, Vol.47, No.8, pp. 494-496, 2011.
  • Perez CA, Donoso JR, Medina LM, A critical experimental study of the classical tactile threshold theory, BMC Neuroscience, 11:76, 2010.
  • Perez CA, Castillo LE, Cament LA, Estevez PA, Held CM, Genetic optimization of illumination compensation methods in cascade for face recognition, Electronics Letters, Vol.46, No.7, pp.498-500, 2010.
  • Perez, C. A., Aravena, C. M., Vallejos, J. I., Estevez, P. A., and Held, C. M., Face and iris localization using templates designed by particle swarm optimization, Pattern Recognition Letters, Vol.31, Issue 9, pp. 857-868, 2010.
  • Causa L, Held CM, Causa J, Estévez PA, Perez CA, Chamorro R, Garrido M, Algarín C, and Peirano P, Automated Sleep-Spindle Detection in Healthy Children Polysomnograms, IEEE Transactions on Biomedical Engineering, Vol. 57, No.9, pp. 2135-2146, 2010.
  • Perez C, Lazcano V, Estevez P, Held C, Real-Time Template Based Face and Iris Detection on Rotated Faces, International Journal of Optomechatronics, Vol.3:1, pp.54-67, 2009.
  • Estevez PA, Tesmer M, Perez CA, Zurada JM, Normalized Mutual Information Feature Selection, IEEE Transactions on Neural Networks, Vol. 20, No. 2, 2009, pp.189-201.
  • Perez C.A., Lazcano V.A., Estévez P.A., Real-Time Iris Detection on Coronal-Axis- Rotated Faces,  IEEE Transactions on Systems, Man and Cybernetics - Part C-Applications and Reviews, Vol. 37, No. 5, Sept. 2007, pp.971-978.
  • Perez C.A., Cohn T.E., Medina L.E., Donoso J.R., Coincidence-enhanced stochastic resonance: Experimental evidence challenges the psychophysical theory behind stochastic resonance, Neuroscience Letters, Vol. 424, 2007, pp.31-35.
  • Estevez PA, Held CM, Perez CA, Aug. 2006, Subscription fraud prevention in telecommunications using fuzzy rules and neural networks, Expert Systems With Applications, 31 (2): 337-344.
  • Held CM, Heiss JE, Estevez PA, Perez CA, Garrido M, Algarin C, Peirano P, Oct. 2006, Extracting fuzzy rules from polysomnograph.ic recordings for infant sleep classification, IEEE Transactions on Biomedical Engineering, 53 (10): 1954-1962.
  • Estevez PA, Chong AM, Held CM, Perez CA, 2006, Nonlinear projection using geodesic distances and the neural gas network, Lecture Notes in Computer Science, 4131: 464-473.
  • Perez C.A., Gonzalez G.D., Medina L.E., Galdames F.J., “Linear Versus Nonlinear Neural Modeling for 2-D Pattern Recognition”, IEEE Transactions on Systems, Man and Cybernetics—Part A, Vol.35, No.6, pp.955-964, 2005.
  • Ruz G.A., Estévez P.A., Perez C.A., “A Neurofuzzy Color Image Segmentation Method for Wood Surface Defect Detection”, Forest Products Journal, Vol.55, No.4, pp.52-58, April 2005.
  • Perez, C.A., Santibańez, A., Holzmann, C.A., Estévez, P.A., Held, C.M., “Power Consumption on Vibrotactile Piezoelectric and Electromechanical Transducers”, Medical & Biological Engineering & Computing, Vol. 41, pp. 718-726, 2003.
  • Perez, C.A., Salinas, C.A., Estévez, P.A., Valenzuela, P.M., "Genetic Design of Biologically Inspired Receptive Fields for Neural Pattern Recognition", IEEE Trans. on System, Man and Cybernetics -- Part B, Vol.33, No 2, April 2003, pp.258-270.
  • Estévez, P.A., Perez, C., Goles, E., "Genetic Input Selection to a Neural Classifier for Defect Classification of Radiata Pine Boards", Forest Products Journal, Vol. 53, No.7/8, pp.87-94, 2003.  
  • Heiss, J.E., Held, C.M., Estévez, P.A., Perez, C.A., Holzmann, C.A., and Pérez, J.P., "Classification of Sleep-Stages in Infants: A Neurofuzzy Approach", IEEE Engineering in Medicine and Biology Magazine, Vol. 21, No 5, Sept./Oct. 2002, pp.147-151.
  • Estévez, P.A., Held, C., Holzmann, C., Perez, C., Pérez, J.P., Heiss, J., Garrido, M. and Peirano, P., "Polysomnograhic Pattern Recognition for Automated Classification of Sleep-Waking States in Infants", Medical & Biological Engineering & Computing, Vol. 40, January 2002, pp. 105-113.
  • Casali A., Gonzalez G, Vallebuona G, Perez C. and Vargas R., "Grindability Soft-Sensors Based On Lithological Composition And On-Line Measurements", Minerals Engineering, Volume 14, Number 7, pp.689-700, 2001. 151.
  • Perez CA, Holzmann CA, Jaeschke HE, "Two-Point Vibrotactile Discrimination Related to Parameters of a Pulse Burst Stimulus", Med. Biol. Eng. Comput., Vol.38, pp.74-79, 2000.
  • Holzmann CA, Perez CA, Held CM, San Martin M, Pizarro F, Perez JP, Garrido M, Peirano P, "Expert System Classification of Sleep Walking States in Infants", Med. Biol. Eng. Comput., Vol. 37, pp.466-476, 1999.
  • Holzmann C, EhijoA, Perez C, "Methodology for a Medical Expert System on Fuzzy Analog Ganglionar Lattices", Medical Progress Through Technology, 21:147-158, 1996.
  • Perez CA, Muńoz P., "Optimization of the Power Targeted to the Frequency Region of Maximum Tactile Sensitivity", Medical Progress through Technology, Vol.21, No.2, pp.67-76, 1995.
  • Nunziata E, Perez C, Jarmul E, Lipetz LE, Weed HR, “Effect of Tactile Stimulation Pulse Characteristics on Sensation Thresholds and Power Consumption”, Annals of Biomedical Engineering, Vol. 17, pp.423-435, 1989.
  • Holzmann CA, Perez CA, Rosselot E, “A Fuzzy Model for Medical Diagnosis”, Medical Progress through Technology, Vol. 13, pp.171-178, 1988.

 

International Conferences

 [CI1]  Perez CA, Cament L, Castillo L, Local Matching Gabor Entropy Weighted Face Classification, Ninth IEEE International Conference on Automatic Face and Gesture Recognition, FG 2011,  Santa Barbara, CA, March 21-25, 6p., 2011.

 

[CI2]  Perez CA, Castillo LE, Cament L, “Illumination Compensation Method for Local Matching Gabor Face Classifier”, International Symposium on Optomechatronic Technologies, ISOT 2010, 25-27 Oct., Toronto, Canada, IAPR-1, 5p., 2010.

 

[CI3] Perez CA, Castillo LE, “Illumination Compensation for Face Recognition by Genetic Optimization of the Self-Quotient Image Method”, International Symposium on Optomechatronic Technologies, ISOT 2009, 21-23 Sept., Istanbul, Turkey, pp. 322-327, 2009.

[CI4]  Perez CA, Castillo LE, “Genetic improvements in illumination compensation by the Discrete Cosine Transform and Local Normalization for face recognition”, SPIE-International Symposium on Optomechatronic Technologies, ISOT 2008, 17-19 Nov., San Diego, CA, USA, Vol. 7266, pp. 72661B-1- 8, 2008.

 

[CI5]  Perez CA, Aravena C, “Log-Linear Elliptic Transform for Frontal-Face Parameter Estimation”, 2007 IEEE International Conference on System, Man, and Cybernetics, Montreal, Canada, Oct. 7-10, pp.1130-1134, 2007.

 

[CI6]  Perez C.A., Vallejos J.I., “Template Generation by Component Maximization for Real Time Face Detection”, Optomechatronic Sensors, Instrumentation, and Computer-Vision Systems, Proceedings of the SPIE, Boston, MA, USA, Oct. 1-4, pp. G1-G10, 2006.

 

[CI7]    Perez C.A:, Vallejos J.I., “Face Detection using PSO Template Selection”, 2006 IEEE International Conference on System, Man, and Cybernetics, Oct. 8-11, Taipei, Taiwan, pp.4220-4224, 2006.

 

[CI8]  Perez C A, Lazcano V A, “Real Time Iris Detection on Faces with Coronal and Transversal Axis Rotation”, Proceedings of the SPIE, Optomechatronic Technologies, Sapporo, Japan, December 5-7, Vol. 6051, pp.60510C1-60510C10, 2005.

 

[CI9]    Estevez, P.A., Perez, C.A., Flores, R., “Color Image Segmentation Using Fuzzy Min-Max Neural Networks”, IJCNN’2005, International Joint Conference on Neural Networks, Montreal, Canada, July, pp. 3052-3057, 2005.

 

[CI10]  Galdames, F.J., Perez, C.A., Estévez, P.A., Held, C.M., “Segmentation of Renal SPECT Images Based on Deformable Models”, SURGETICA’2005, Computer-Aided Medical Interventions: tools and applications, Grenoble, France pp. 89-96, 2005.

 

[CI11]  Perez C.A., Lazcano V.A., Estévez P.A., Held C. M., “Real-time Iris Detection on Faces with Coronal Axis Rotation”, 2004 IEEE International Conference on Systems, Man & Cybernetics, The Haghe, The Netherlands, Oct. 10-13, pp.6389-6394, 2004.

 

[CI12]  Perez C.A., Estévez P.A., Gárate P.A., “Directional Templates for Real-Time Detection of Coronal Axis Rotated Faces”, Machine Vision and its Opto-Mechatronic Applications, Proceedings of the SPIE, Philadelphia, Pennsylvania,, 25-28 October, 12pp., 2004.

 

[CI13]  Held CM, Heiss JE, Estévez PA, Perez CA, Holzmann CA, Perez JP, Garrido M, Algarín C, Peirano P, Automated procedures for sleep-waking staging in infants, 17th Congress of the European Sleep Research Society, Prage, Czech Republic, October, 1pp., 2004.

 

[CI14]  Held CM, Causa L, Estévez PA, Perez CA, Garrido M, Algarín C, Peirano P, Dual Approach for Automated Sleep Spindles Detection within EEG Background Activity in Infant Polysomnograms, 26th Annual International Conference IEEE Engineering in Medicine and Biology Society, San Francisco, California, USA, September 1-5, 2004, 4pp.

 

[CI15]  Perez, C.A., Lazcano V., Estévez, P.A., Held C.M., “Real Time Iris Detection on Rotated Faces”, Optomechatronics Systems IV, Proceedings of the SPIE, Vol. 5264, Providence, Rhode Island, USA, 28-29 October, 2003, pp.42-53.

 

[CI16]  Perez CA, González GD, Salinas C, "Genetic Selection of Non-Linear Product Terms in the Inputs to a Linear Classifier for Handwritten Digit Recognition", 2001 IEEE International Conference on Systems, Man & Cybernetics, Tucson, Arizona, USA, Oct. 2001, pp. 2337-2342.

 

[CI17]  Perez CA, Palma A, Holzmann CA, Peńa C, "Face and Eye Tracking Algorithm Based on Digital Image Processing", 2001 IEEE International Conference on Systems, Man & Cybernetics, Tucson, Arizona, USA, Oct. 2001, pp. 1178-1183.

 

[CI18]  C.A Perez, C. Salinas and P. Estevez, "Designing Biologically Inspired Receptive Fields for Neural Pattern Recognition Technology", Proc. of the Int. Conf. of the IEEE, System, Man & Cybernetics, Oct.7-10, Tucson, AZ, USA, pp.58-63, 2001.

 

[CI19]  Perez CA, Gonzalez G , Salinas C, "Neural versus difference equation modeling for 2D pattern recognition problems", 2000 IEEE International Conference on Systems, Man & Cybernetics, Nashville, Tennessee, USA, Oct.´8-11, 2000, pp.2851-2856.

 

[CI20]  Perez CA, Held CM, Mollinger PR, "Improved Handwritten Digit Recognition System Based on Fuzzy Rules and Prototypes Created by Euclidean Distance", 2000 IEEE International Conference on Systems, Man & Cybernetics, Nashville, Tennessee, USA, Oct.´8-11, 2000, pp. 2715-2720.

 

[CI21]  Estevez P, Fernandez M, Held C, Holzmann C, Perez CA, Perez JP, " Classification of Sleep-Waking States using Modular Neural Networks", 2000 IEEE International Conference on Systems, Man & Cybernetics, Nashville, Tennessee, USA, Oct.´8-11, 2000, pp.2580-2585.

 

[CI22]  Perez CA, Salinas C, "Biologically Inspired Receptive Field Geometry and Orientation for Pattern Recognition Enhancement", 2000 World Congress on Medical Physics and Biomedical Engineering, Chicago, IL, USA, July 23-28, TU-B301-02, 4pp., 2000.

 

[CI23]  Perez CA, Salinas C, Santibańez A, "Vibrotactile Sensation Thresholds Related to Parameters of a Pulse Burst Stimulus", 2000 World Congress on Medical Physics and Biomedical Engineering, Chicago, IL, USA, July 23-28, WE-A305-03, 4pp., 2000.

 

[CI24]  Casali A, Vallebuona G, Perez C, Gonzalez G, Vargas R, "Lithological Composition and Ore Grindability Sensors based on Image Analysis", XXI International Mineral Processing Congress, Rome Italy, July 23-27, pp.A1_9-A1_16, 2000.

 

[CI25]  Gonzalez G, Casali A, Perez C, Vallebuona G, Vargas R, "Operational Work Index for Grinding Plants", XXI International Mineral Processing Congress, Rome Italy, July 23-27, 2000, pp.C4_1-C4_7.

 

[CI26]  Perez CA, Salinas C, "Genetic Selection of Biologically Inspired Receptive Fields for Computational Vision", Proceedings of the First Joint Conference of the BMES and IEEE/EMBS, Atlanta, GA, USA, Oct.13-16, pp.924, 1999.

 

[CI27]  Perez CA, Salinas C, "Two-Point Vibrotactile Resolution for a Pulse Burst Stimulus: Tangential Versus Perpendicular Excitation", Proceedings of the First Joint Conference of the BMES and IEEE/EMBS, Atlanta, GA, USA, Oct.13-16, pp.599, 1999.

 

[CI28]  Perez CA, Held CA, Mollinger P, "Handwritten Digit Recognition Using Prototypes Created by Euclidean Distance", ICIIS´99, ", Proc. 1999 IEEE International Conference on Information Intelligence and Systems, Bethesda, MD, Oct.31-Nov.3, pp.320-323, 1999.

 

[CI29]  Perez CA, Salinas C, "Computational Vision Enhancement through Genetic Selection of Biologically Inspired Receptive Field Geometry", Proc. 1999 IEEE International Conference on Information Intelligence and Systems, Bethesda, MD, Oct.31-Nov.3, pp.320-323, 1999.

 

[CI30] Perez CA, Casali A, Gonzalez G, Vallebuona G, Vargas R, "Lithological Composition Sensor Based on Digital Image Feature Extraction, Genetic Selection of Features and Neural Classification", ICIIS´99", Proc. 1999 IEEE International Conference on Information Intelligence and Systems, Bethesda, MD, Oct.31-Nov.3, pp.236-241, 1999.

 

[CI31]  Perez CA, Galdames PA, Holzmann CA, "Improvements on Handwritten Digit Recognition by Cooperation of Modular Neural Networks", 1998 IEEE International Conference on Systems, Man & Cybernetics, San Diego, CA, USA, Oct.11-14, pp.4172-4177, 1998.

 

[CI32]  Perez CA, Holzmann CA, Sandoval E, "Two Point Vibrotactile Spatial Resolution as a function of Pulse Frequency and Pulse Width", 20th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, Hong Kong, Oct.29-Nov.1, pp.2542-2545, 1998.

 

[CI33]  Estevez PA, Perez CA, Caballero R, Buhler G,"Classification of Defects on Wood Boards Based on Neural Networks and Genetic Selection of Features", Proc. World Multiconference on Systemics, Cybernetics and Informatics, ISAS'98, July 12-16, Orlando, FL, USA, pp.624-629, 1998.

 

[CI34]  Perez CA, Holzmann CA, "Improvements on Handwritten Digit Recognition by Genetic Selection of Neural Network Topology and by Augmented Training", 1997 IEEE International Conference on Systems, Man and Cybernetics, Orlando, USA, Oct.12-15, pp.1487-1491, 1997.

 

[CI35]  Perez C., Holzmann C., Diaz E., "Genetic Selection of Multilayer Neural Networks for Handwritten Digit Recognition to Aid the Blind", 18th Annual International Conference IEEE/EMBS, Oct. 31-Nov.3, Amsterdam, The Netherlands, 3p., 1996.

 

[CI36]  Holzmann CA, Perez CA, Peirano P, Ehijo A, Pizarro F, "Identification of Basic Sleep Patterns for an Automatic Classification of Sleep Stages in Infants", 18th Annual Int. Conference IEEE/EMBS, Amsterdam, The Netherlands, Oct. 31-Nov. 3, 2p., 1996.

 

[CI37]  Perez C.A., Holzmann C.A., Morelli I., "Optimization of One and Two Hidden Layer Neural Networks Architecture for Handwritten Digit Recognition", 1995 IEEE International Conference on System, Man and Cybernetics, Vancouver, Canada, Oct. 22-25, pp.2795-2799, 1995.

 

[CI38]  Perez CA, Holzmann CA, Osorio ME, "Optimization of the Envelope of a Short Duty Cycle Pulse Waveform for Tactile Stimulation", 17th Annual International Conference IEEE/EMBS, Montreal, Canada, Sept. 20-23, 2p., 1995.

 

[CI39]  Perez CA and Marín G, "Handwritten Digit Recognition by a Neural Network with Slope Detection and Multiple Planes per Layer Architecture", 15th Annual International Conference of the IEEE/EMBS, San Diego, CA, U.S.A., pp. 275-6, October 28-31, 1993.

 

[CI40]  Perez CA and Marín G, "Experimental System to Investigate Non-Sequential Presentation of Tactile Patterns", 14th Annual International Conference of the IEEE/EMBS, Paris, Francia, Oct. 29-Nov. 1, pp. 1678-9, 1992.

 

[CI41]  Perez C and Weed H, "Optimization of the Relationship between Pulse Width, Pulse Frequency and Sensation Thresholds for Vibrotactile Information Transfer", 13th Annual Int. Conference of the IEEE/EMBS, Orlando,Fl., USA, Oct.31-Nov.3, pp.1805-6, 1991.

 

[CI42]  Jarmul E, Nunziata E, Perez C, Weed H and Lipetz L, "Physiological Modeling of the Vibrotactile Response Mechanism", 13th Annual  International Conference of the IEEE/EMBS, Orlando, Fl., Oct.29-Nov.1, USA, Oct. 31 - Nov. 3, pp. 2299-2300, 1991.

 

[CI43]  Weed H, Lipetz L, Jarmul E, Perez C and Nunziata E, "Optimization of Man-Machine Interface for Real-Time Visual Information Transfer to the Visually Handicapped", 11th world Congress of IFAC, Tallinn, Estonia, USSR, August 13-17, Vol. 4, pp. 57-62, 1990.

 

   [CI44]          Nunziata E, Jarmul E, Perez C, Lipetz L, Weed H, "An Optimal Tactile Stimulus: Theory and Design", Proceedings of the 40th Annual Conference on Engineering in Medicine and Biology.  Niagara Falls, New York, USA, September 10-13, 1987, pp. 130.