Publications

Book chapters, Journals and Proceedings

  1. G. Martinez, "Field tests on flat ground of an Intensity-difference Based Monocular Visual Odometry Algorithm for Planetary Rovers", 15th IAPR International Conference on Machive Vision Applications (IAPR MVA-2017), Nagoya, Japan, May 08-12, 2017.
  2. G. Martinez, "Intensity-Difference Based 3D Video Stabilization for Planetary Robots", IEEE International Conference on Electrical Engineering, Computing Science and Automatic Control (IEEE CCE-2016), Mexico, City, Mexico, September 26-30, 2016.
  3. G. Martinez, "Intensity-Difference Based Monocular Visual Odometry: A Case Study", UN/CR Workshop on Human Space Technology, San José, Costa Rica, March 7-11, 2016.
  4. G. Martinez, P. Lindner, A. Bluma, T. Scheper, "Algorithm to Extract the Shortest Linear Edge and the Longest Diagonal of Single Isolated Human Insulin Crystals  for In-Situ Microscopy”,  IEEE International Conference on Electrical Engineering, Computing Science and Automatic Control (IEEE CCE 2015), Mexico City, Mexico, October 26-27, 2015.
  5. G. Martinez, “Intensity-Difference Based Monocular Visual Odometry for Planetary Rovers”, New Development in Robot Vision, Book Series: Cognitive Systems Monographs, Vol. 23, Springer, ISBN: 978-3-662-43858-9, pages 1181-198, 2014. 
  6. P. De-Ford, G. Martinez, “Maximum Likelihood Thresholding Based on Four-Parameter Gamma Distribution”, IEEE International Conference on Electrical Engineering, Computing Science and Automatic Control (IEEE CCE 2014), Ciudad del Carmen, Campeche, Mexico, September 29 – October 3, 2014.
  7. L. D. Rojas, G. Martinez, T. Scheper, “Cell Counting Based on Local Intensity Maxima Grouping for In-Situ Microscopy”, IEEE International Symposium on Biomedical Imaging (IEEE ISBI 2014), Beijing, China, April 28 – May 2, 2014.
  8. G. Martinez, P. Lindner, A. Bluma, T. Scheper, "Accurate Segmentation of Single Isolated Human Insulin Crystals for In-Situ Microscopy”, 24th IEEE International Conference on Electronics, Communications and Computers (IEEE CONIELECOMP 2014), Cholula, Puebla, Mexico, February 26 – 28, 2014.
  9. G. Martinez, "Monocular Visual Odometry from Frame to Frame Intensity Differences for Planetary Exploration Mobile Robots", IEEE Worshop on Robot Vision (IEEE WoRV), Tampa Bay, Florida, USA, 16-17 January, 2013.
  10. G. Martinez, P. Lindner, A. Bluma, T. Scheper, "Detection of Single Isolated Human Insuline Crystals for In-Situ Microscopy", IEEE Electronics, Robotics and Automative Mechanics Conference (IEEE CERMA-2012), Cuernavaca, Morelos, Mexico, November 19-23, 2012.
  11. G. Martinez, "Monocular Visual Odometry for Mars Exploration Rovers", Concepts and Approaches for Mars Exploration, Lunar and Planetary Institute, Houston, Texas, USA, June 12-14, 2012.
  12. G. Martinez, P. Lindner, T. Scheper, "Foreground Segmentation of Human Insulin Crystal Images for In-Situ Microscopy", IEEE 21st International Conference on Electronics, Communications and Computers (IEEE CONIELECOMP 2011), Cholula, Puebla, Mexico, February 28th - March 2nd, 2011.
  13. G. Martinez, J.-G. Frerichs, T. Scheper, "Bubble Segmentation Based on Shape from Shading for In-Situ Microscopy", IEEE 21st International Conference on Electronics, Communications and Computers (IEEE CONIELECOMP 2011), Cholula, Puebla, Mexico, February 28th - March 2nd, 2011.
  14. G. Rudolph, P. Lindner, A. Bluma, K. Joeris, G. Martinez, B. Hitzmann and T. Scheper, "Optical Inline Measurement Procedures for Counting and Sizing Cells in Bioprocess Technology", Optical Sensor Systems in Biotechnology, Book Series: Advances in Biochemical Engineering Biotechnology, Vol. 116, Springer, ISBN: 978-3-642-03469-5, pages 125-142, 2010.
  15. G. Martinez, J.-G. Frerichs, G. Rudolph, T. Scheper, "Three-Dimensional Cell Counting for In-Situ Microscopy", IAPR 19th International Conference on Pattern Recognition 2008 (IAPR ICPR-2008), Tampa, Florida, USA, December 8-11, 2008.
  16. A. Sheehy, G. Martinez, J.-G. Frerichs, T. Scheper, "Region and Contour Based Cell Cluster Segmentation Algorithm for In-Situ Microscopy", International Conference on Electrical Engineering, Computing Science and Automatic Control (CCE 2008), Mexico City, Mexico, November 12-14, 2008.
  17. G. Rudolph, P. Lindner, A. Gierse, A. Bluma, G. Martinez, B. Hitzmann, T. Scheper, Online Monitoring of Microcarrier Based Fibroblast Cultivations with In situ Microscopy, Biotechnology and Bioengineering, Vol. 99, No. 1, January 1, 2008.
  18. A. Bluma, G. Rudolph, P. Lindner, T. Höpfner, S. Beutel, B. Hitzmann, G. Martínez, T. Scheper, Monitoring of Crystallisation Processes with In-situ Microscopy, BioPerspectives 2007, Koeln, Germany, 30 May - 1 June 2007.
  19. G. Martinez, J.-G. Frerichs, K. Joeris, K. Konstantinov, T. Scheper, "Three-Dimensional Shape Estimation of BHK Cell Clusters from a Still Image Based on Shape from Shading for In-Situ Microscopy", IEEE International Conference on Acoustics, Speech, and Signal Processing 2006 (ICASSP-2006), Toulouse, France, 14-19 May 2006.
  20. E. Espinoza, G. Martinez, J.-G. Frerichs and T. Scheper, "Cell Cluster Segmentation based on global and local thresholding for In-Situ Microscopy", IEEE International Symposium on Biomedical Imaging: from Nano to Macro (ISBI-2006), Arlington, Virginia, USA, 6-9 April 2006.
  21. G. Martinez, "Criterion for Automatic Selection of the Most Suitable Maximum-Likelihood Thresholding Algorithm for extracting object from their background in a still image", IAPR Conference on Machine Vision Applications, Tsukuba, Japan, 16-18 May 2005.
  22. G. Rudolph, T. Brückerhoff, A. Gierse, C. Krabichler, J.-G. Frerichs, G. Martinez, B. Hitzmann, T. Scheper, "Image based inline-analysis of animal/yeast-cell cultivations with in-situ microscopy", BioPerspectives 2005, Rhein-Main-Hallen Wiesbaden, Germany, 10-12 Mai 2005.
  23. G. Martinez, J.-G. Frerichs, K. Joeris, K. Kostantinov, T. Scheper, "Cell Density Estimation from a Still Image for In-Situ Microscopy", IEEE International Conference on Acoustics, Speech, and Signal Processing 2005 (ICASSP-2005), Pennsylvania, Philadelphia, PA, USA, 19-23 March 2005.
  24. M. Hess and G. Martinez, "Automatic Adaptation of a Human Face Model for Model-Based Coding", Picture Coding Symposium 2004 (PCS-2004), San Francisco, California, USA, December 2004.
  25. M. Hess and G. Martinez, "Facial Feature Extraction Based on the Smallest Univalue Segment Assimilating Nucleus (SUSAN) Algorithm", Picture Coding Symposium 2004 (PCS-2004), San Francisco, California, USA, December 2004.
  26. K. Joeris, J.-G. Frerichs, T. Brueckerhoff, G. Rudolph, G. Martinez, T. Scheper ans K. Konstantinov, "In-Situ Microscopy: Online Monitoring of Cell Culture Perfusion Processes", The World Congress on Biotechnology, Santiago, Chile, October 2004.
  27. G. Martinez, "Improving the Speed of Covergency of a Maximum-Likelihood Motion Estimation Algorithm of a Human Face", IEEE International Conference on Multimedia and Expo, Taipei, Taiwan, June, 2004.
  28. J.-G. Frerichs, T. Brueckerhoff, G. Martinez, K. Joeris, K. Kostantinov, T. Scheper, "In-situ Mikroskopie - Einblicke in die Kultivierung", BioPerspectives 2004, Wiesbaden, Gernany, May 2004.
  29. G. Martinez, "Maximum-Likelihood Motion Estimation of a Human Face", IEEE International Conference on Multimedia and Expo, Baltimore, USA, 2003.
  30. G. Martinez, I. Kakadiaris and D. Magruder, "Teleoperating ROBONAUT: A case study", British Machine Vision Conference, Cardiff, England, 2002.
  31. G. Martinez, "Maximum-Likelihood Motion Estimation of Articulated Objects for Object-Based Analysis-Synthesis Coding", Picture Coding Symposium, Seoul, Korea, 2001.
  32. G. Martinez,"Analysis-Synthesis Coding Based on the Model of Articulated Three-Dimensional Objects", Shaping the Future, Expo 2000, Hannover, Germany, 2000.
  33. G. Martinez, "Joint Position Estimation for Object-Based Analysis-Synthesis Coding", SPIE Visual Communications and Image Processing, Perth, Australia, 2000.
  34. G. Martinez, "Modelos Tridimensionales Utilizados en la Codificacion de Análisis-Síntesis Basada en Objetos", X International Conference on Electronics, Communications and Computers 2000 (CONIELECOMP 2000), Puebla, México, 2000.
  35. G. Martinez, "Analysis-Synthesis Coding Based on the Model of Articulated Three-Dimensional Objects", Picture Coding Symposium, Portland, Oregon, 1999.
  36. G. Martinez, "Shape estimation of articulated objects for object-based analysis-synthesis coding (OBASC)" , Signal Processing: Image Communications, Vol. 9, No. 3, 1997.
  37. M. Kampmann and G. Martinez, "Automatic Adaptation of Face Models in Videophone Sequences with more than one Person", International Workshop on Coding Techniques for very low bit-rate video coding, Linkoeping, Sweden, 1997.
  38. G. Martinez, "Shape Estimation of Articulated 3D Objects Considering Mutual Occlusions for Object-Based Analysis-Synthesis Coding (OBASC)", Picture Coding Symposium 1996, Melbourne, Australia, 1996.
  39. G. Martinez, "3D Motion Estimation of Articulated Objects for Object-Based Analysis-Synthesis Coding (OBASC)", International Workshop on Coding Techniques for Very Low Bit-rate Video, Shinagawa, Tokyo, Japan, 1995.
  40. G. Martinez, "A Robust Algorithm for 3D Motion Estimation of an Small Surface Patch of a 3D Object", Workshop in Image Analysis and Synthesis in Image Coding, Berlin, Germany, 1994.
  41. G. Martinez, "Automatic Analysis of Flexibly Connected Rigid 3D Objects for Object-Based Analysis-Synthesis Coding (OBASC)", Picture Coding Symposium, Sacramento, USA, 1994.

Postdoctoral technical reports

  1. G. Martinez, I. A. Kakadiaris and D. Magruder, "Teleoperating ROBONAUT: A case study", Technical Report UH-CS-02-01, Department of Computer Science, University of Houston, 46 pages, March 2002.
  2. I. A. Kakadiaris, K. Grigoriadis, D. Magruder, K. Baker, G. Martinez, "Optical Tracking for Telepresence/Teleoperation Space Applications", Institute for Space Systems Operations (ISSO), Annual Report, pp. 42-48, 2001.

Phd thesis

  1. Geovanni Martinez-Castillo, "Analyse-Synthese-Codierung basierend auf dem Modell bewegter dreidimensionaler gegliederter, Objekte", PhD. Thesis, University of Hannover, Germany, 1998.