Lectures

1. "Automatic Term Extraction and Document Similarity in special text corpora"
   "Post-supervised Template Induction for Information Extraction from Lists and Tables in Web Sources,
   - Department of Computer Engineering and Informatics, Technical University of Crete, Chania, Crete, Greece, July 8-10, 2002

2. ``Networked Information Spaces'',
   - Department of Computer Science (Informatics), Technical University of Aachen, Germany, May 18, 2001.
   - Department of Computer Engineering, Ege University, Izmir, Turkey, May 28, 2001.
   - Department of Informatics, Athens University of Economics and Business, June 5, 2001.
   - Department of Electronic and Computer Engineering, Technical University of Crete, Chania, Greece, June 7, 2001.
   - Department of Computer Science, University of Crete, Heraklio, Greece, June 8, 2001.
   - Institute of Language and Speech Processing, Athens, Greece, June 22, 2001.
   - Department of Electrical Engineering and Computer Science, National Technical University of Athens, Greece, June 28, 2001.

3. ``A text similarity measure based on a lexical ontology'',
   School of Information Technology and Engineering, University of Ottawa, November 17, 2001.

4. ``Shape retrieval using dynamic programming'',
   - Department of Computer Engineering and Informatics, Technical University of Crete, Chania, Crete, Greece, October 22, 1999. - Department of Informatics, University of Athens, Greece, October 26 1999.

5. ``Mobile robot self-location and exploration'', FAW, University of Ulm, June 29, 1995.

6. ``Where am I? Sensor-based self-location for a mobile robot'', given in Greece at
   - University of Patras, Department of Computer Science, June 19, 1994
   - Technical University of Athens, Department of Computer Science, June 24 and 26, 1994.
   - FAW, University of Ulm, July 21, 1994.
   - Department of Computer Science, Dalhousie University, Halifax, Nova Scotia, April 28, 1994.
   - School of Computer Science, Technical University of Nova Scotia, November 1993.

7. ``Computer Vision and Robotics Research at York University'', given in Japan at
   - NTT (Nippon Telegraph and Telephone Corporation), Artificial Intelligence Group, Communication Science Laboratory, Kyoto, July 19, 1993
   - Toshiba Research Laboratory (Computer Vision), Kansai area, Kobe, July 20, 1993
   - Osaka University, Department of Systems Engineering, July 21, 1993
   - Toshiba Energy and Mechanical Research Laboratory, Kawasaki, July 22, 1993
   - Electrotechnical Laboratory, Tsukuba, July 23, 1993
   - Mechanical Engineering Laboratory, MITI, Tsukuba, July 23, 1993
   - NTT Human Interfaces Laboratory, Kanagawa, July 26, 1993.

8. ``Active Sensing for Mobile Robotics'', Autonomous Robotics Laboratory, Department of Computer Sciences, IBM T.J. Watson Research Center, Yorktown Heights, N.Y., July 6, 1992.
9. ``Robot exploration, self-location and map validation in a graph-like world'', Siemens Corporate Research, Princeton, N.J., July 2, 1992.
10. ``A self-supervised Neural Network Controlled Robot that Learns to Reach'', Siemens Corporate Research, Princeton, New Jersey, July 2, 1992.
11. ``Colour Object Tracking'', Annual PRECARN/IRIS conference, June 7-12, 1992, Montreal.

12. ``A self-supervised vision-guided robot arm that learns to reach'', Annual PRECARN/IRIS conference, June 7-12, 1992, Montreal.

13. ``A self-supervised neural network-controlled robot that learns to reach'', given at
    - the Technical University of Crete, Hania, Greece, May 7, 1992.
    - the Research Institute for applied Knowledge Processing (Forschungsinstitut fuer anwendungsorientierte Wissensverarbeitung), Ulm, Germany, May 19, 1992.
    - the Bavarian Research Centre for Knowledge-Based Systems (Bayerisches Forschungszentrum fuer Wissensbasierte Systeme), Erlangen-Tennelohe, Germany, May 21, 1992.

14. ``Landmark-based mobile robotics using a combined vision and laser range sensor'', Laboratory of Automation, Technical University of Crete, May 7, 1992.

15. ``Research on Object Recognition and Robot Navigation at the University of Toronto'', Institute for System Dynamics and Flight Mechanics, Universität der Bundeswehr, Munich, F.R. Germany, Oct. 29, 1990. Also given at the Department of Computer Science, University of Crete, Heraklio, on Nov. 12, 1990, and the Department of Electronic and Computer Engineering, Technical University of Crete, Chania, on Nov. 9, 1990.
16. ``Vision-based Robotic Navigation and Exploration'', Annual Meeting of the Artificial Intelligence and Robotics Program of the Canadian Institute for Advanced Research, Saint-Sauveur, Quebec, January 17-19, 1990.
17. ``Orientation-Dependent Shape Representations'', Centre for Automation Research, University of Maryland, College Park, Maryland, May 10, 1989.
18. ``Extended Circular Images: An orientation-encoding representation for shape matching'', GRASP Laboratory, Department of Computer and Information Science, University of Pennsylvania, Philadelphia, Pennsylvania, May 11, 1989.
19. ``Robotic Exploration as Graph Construction'', SRI International, April 3, 1989.

20. ``Signal Processing and Interpretation Using Multilevel Signal Abstractions'', Harvard University, Division of Applied Sciences, October 17, 1986.
21. ``Multilevel Signal Abstractions in Acoustic Signal Interpretation'', SPAR Aerospace Ltd, Defence Systems Division, on July 16, 1986.