O.Univ.Prof. Dr. Walter G. Kropatsch

International Meetings

2016 Rimske Toplice, Slo, 'Computer Vision Winter Workshop', Progr.com., session chair, papers [376, 377, 378], invited: "Manifold Representation of Fabric: A Challenging Task?" (with Jan Stria), "Ellipse-based representation for analysing biological objects" (with Aysylu Gabdulkhakova), "Shape Classification according to LBP Persistence of Critical Points" (with Ines Janusch).
2015 Seggauberg, A, 'Computer Vision Winter Workshop', Progr.com., session chair, papers [361, 362].
  Wien, A, Phänotypisierung - vom Schein zum Sein. Invited talk: "Von digitalen RGBD-Bildern zum Modell, 3D Bildanalyse zur Phänotypisierung" paper [367].
  Beijing, China, GbR Workshop Co-Chair, Prog.com., papers [372, 373, 371]
  LePuy, F, WTZ workshop on 'Multi-scale approaches for Robust Medical Image Analysis', presentations "Ellipse-based skeletons and elliptical coordinates"
  Vallette, Malta, CAIP 2015, steering- and prog.com., paper [370].
2014 Krtiny, CZ, 'Computer Vision Winter Workshop', Progr.com., session chair, papers [350, 351].
  Uppsala, SE, (1) seminar: 'Presentation of the Pattern Recognition and Image Processing (PRIP) Group' (2) PhD opponent of Gustav Kylberg: 'Automatic Virus Identification using TEM - Image Segmentation and Texture Analysis'.
  Sevilla, E, ERASMUS Teachers exchange: 'Presentation of the Pattern Recognition and Image Processing (PRIP) Group'.
  Klosterneuburg, A, 38th ÖAGM meeting, prog.com, session chair.
  LePuy, F, WTZ exchange, Presentation of PRIP group.
  Joensuu, FI, SSPR 2014, prog.com, session chair, paper [353]
  Stockholm, SE, 22th ICPR 2014, prog.com, session chair, workshops papers [354, 355]
  Timisoara, Ro, 5th CTIC 2014, prog.com, session chair, paper [358] and presentation [359].
2013 Hernstein, A, 'Computer Vision Winter Workshop', Co-chair, Progr.com., session chair, papers [334, 335, 336, 337].
  Wien, A, GbR Workshop Co-Chair, Prog.com., [343, 344]
  Brno, CZ, 3rd SPLab Workshop 2013, Invited pres.: 'A Hierarchical Representation for Vision'.
  Havanna, Cuba, 18th CIARP 2013, prog.com, session chair, [345]
2012 Mala Nedelja, SLO, 'Computer Vision Winter Workshop', Progr.com., session chair, papers [325].
  Bertinoro, I, CTIC workshop, Prog.com., invited Keynote: "Representing and Manipulating Cyclic Paths in Continuous and Discrete Spaces".
  Prague, CZ, GS Workshop on Computer Vision and Perception, invited pres.: "Representing Vision Embedding Spaces".
  Hiroshima, JP, S+SSPR workshops, Prog.com., [330]
  Tsukuba, JP, ICPR, [331]
2011 Mitterberg, A, 'Computer Vision Winter Workshop', Progr.com., session chair.
  Thessaloniki, Gr, EuCognition II, 4th meeting.
  Nancy, F, DGCI Workshop, Prog.com., Session chair.
  Münster, D, 8th GbR workshop, Prog.com., papers.
  Dagstuhl, D, Computer Science & Problem Solving: New Foundations.
  Sinaia, RO, ICSTCC , invited Keynote: "The Walking Pyramid".
  Pucon, Chile, CIARP , invited Tutorial: "Topological Pyramids and Computer Vision" and Keynote: "Describing When and Where in Vision", Prog.com.
2010 Zürich, CH, EuCognition II, 2nd meeting.
  Nove Hrady, CZ, 'Computer Vision Winter Workshop', Progr.com., session chair, papers [303, 304, 305].
  Innsbruck, A, 7th IASTED Intl.Conf. on Signal Processing, Pattern Recognition and Applications, invited Keynote [306].
  Sevilla, E, HOVACOP workshop, invited presentation: "Representing and Exploring Scenes with Dynamic Objects by Graph Pyramids and Visual Attention".
  Cesme, TR, S+SSPR workshops, Prog.com.
  Istanbul, TR, ICPR, Tutorial 'We are Building a Topological Pyramid', Prog.com.
  Heraklion, GR, ECCV and Workshop on Shape Perception.
  Palma, E, EuCognition II, 3rd meeting.
  Chipiona, E, CTIC workshop, Prog.com, paper [308].
2009 Eibiswald, A, 'Computer Vision Winter Workshop', Adrian Ion, Progr.com, session chair, presentations [284, 288, 287, 286]
  Venice, I, GbR, May 2009, Prog.com., session chair papers [292, 291].
  St.Kathrein/Offenegg, A, 'Computational Topology in Image Context', Co-Chair with Helena Molina Abril, Progr.com., session chair, papers [301, 291, 294].
  Münster, D, CAIP, Prog.com, session chair, paper [295, 296].
  Montreal, Can, DGCI, Prog.com, papers [288].
  Guadalajara, Mexico, CIARP, Progr. Com., session chair, invited tutorial [300], invited Keynote [297], papers [298, 299].
  Playa del Carmen, Mexico, IWCIA, Progr. Comm., session chair.
2008 Venecia, I, EuCognition 5th Meeting.
  Moravske Toplice, Slo, 'Computer Vision Winter Workshop', Progr.com., session chair, papers [268].
  Lyon, F, DGCI, Prog.com, session chair, paper [267].
  Poitiers, F, CTIC, Prog.com, papers [272, 273].
  Anchorage, USA, CVPR workshop on Search in 3D, pres.paper [274].
  Havanna, Cuba, CIARP, Co-Chair, session chair, papers [275, 276, 277].
  Sevilla, E, CATIMAG, Prog.com, session chair, presentation: "Open Issues and Chances for Topological Pyramids".
  Purdue University, West Lafayette, Indiana, USA, workshop on 'New Perspektives on Human Problem Solving', session chair, invited presentation: "How to find Good, Optimal and Robust TSP solutions?".
  University of Central Florida, USA, invited by Mubarak Shah, 3 December, presentations: 'Graph-based Representations for Segmentation, Tracking and Shape Matching', dinner talk: 'Pattern Recognition in Austria, a personal Perspective'.
  Orlando, USA, S+SSPR, Prog.com, paper [278].
  Tampa, USA, 19th ICPR, Prog.com, session chair, IAPR ExCo and GB meetings, paper [279].
2007 München, D, EuCognition 3rd and 4th Meeting.
  St. Lambrecht, A, 'Computer Vision Winter Workshop', Progr.com., session chair, papers [257].
  Nassfeld, A, Wintergraph, March 2007, Pres. Research at PRIP
  Alicante, E, GbR, June 2007, Prog.com., papers [260, 261].
  Wien, A, CAIP, Sept.2007, Gen.chair, Co-chair M. Kampel, Prog.com.
  Valparaiso, Chile, CIARP, Nov.2007, Prog.com., paper [264]
2006 Telc, CZ, 'Computer Vision Winter Workshop', Progr.com., session chair, paper [248].
  Nizza, F, EuCognition Inaugural Meeting
  IRCOM-SIC, Poitiers, F, invited by P. Lienhardt, 18 May, 'Hierarchies relating Topology and Geometry'.
  Toronto, Can, invited by Sven Dickinson, 16 June, 'Hierarchies relating Topology and Geometry'.
  New York City, USA, CVPR 2006.
  Purdue University, West Lafayette, Indiana, USA, invited by Zygmunt Pizlo, 7 July, 'Representing Image Topology'.
  Purdue University, West Lafayette, Indiana, USA, invited by Jan Allebach, 11 July, 'Hierarchies relating Topology and Geometry'.
  Hong Kong, China, S+SSPR, Prog.com, paper [249].
  Hong Kong, China, 18th ICPR, Prog.com, IAPR ExCo and GB meetings, banquet speech, paper [250].
  Berlin, D, DAGM, Prog.com.
  Szeged, H, DGCI, Prog.com, session chair, paper [254].
  Cancun, Mex., CIARP, Prog.com., session chair, paper [255], invited keynote: 'Hierarchies relating Topology and Geometry'.
2005 Zell an der Pram, A, 'Computer Vision Winter Workshop', Progr.com., session chair, papers [236].
  Poitiers, F, IAPR-TC15 GbR 2005, prog.com., paper [238, 237].
  Poitiers, F, IAPR-TC18 DGCI workshop 2005, prog.com.
  Veszprem, H, ÖAGM 2005, org.com., session chair, papers [240, 241].
  Estoril, P, IbPRIA 2005, paper [239].
  Purdue University, USA, paper. [245], pres.: 'Approximating TSP Solutions with Graph Pyramids'.
  Wien, A, 27th DAGM, Co-chair with R. Sablatnig, prog.com.
  Paris, F, CAIP 2005, prog.com, session chair, paper [242]
  Groningen, NL, invited by N. Petkov, pres.: 'Hierarchies relating Topology and Geometry'.
2004 San Jose, USA, 'Electronic Imaging', invited paper [224].
  Piran, Slo, 'Computer Vision Winter Workshop', Progr.com., session chair, papers [225, 226].
  Cambridge, UK, 17th ICPR2004, prog.com., IAPR ExCo.
  Tübingen, D, 26th DAGM, prog.com., paper [232]
  Wien, A, EUSIPCO 2004, org.com., session chair.
  Auckland, NZ, IWCIA, prog.com., session chair, paper [233].
2003 Valtice, Cz, 'Computer Vision Winter Workshop', Progr.com., session chair, papers [203, 204].
  York, GB, 'IAPR-TC15 GbR 2003', prog.com., papers [212, 213, 214].
  Magdeburg, D, DAGM 2003, prog.com. session chair, paper [215].
  Groningen, NL, CAIP 2003, prog.com, session chair
  Dagstuhl, D, 'Cognitive Vision Systems', presentation [223].
  Naples, I, DGCI 2003, prog.com, session chair, paper [216].
2002 Bad Aussee, A, 'Computer Vision Winter Workshop', gen.conf.chair, program committee, session chair, paper [184, 185, 186, 187].
  Nizza, F, ECVision meeting, "Cognitive Vision at PRIP".
  Bordeaux, F, DGCI 2002, prog.com., session chair, invited lecture [188], paper [189].
  Windsor, Can, SPR/SSPR 2002 Workshop, Prog.com., paper [191].
  Quebec City, Can, ICPR 2002, Prog.com., IAPR executive com.
  Zürich, Ch, DAGM 2002 Symp., Prog.com., session chair, paper [196, 197].
  Zürich, Ch, Cognitive Vision workshop and ECVision meeting.
  Venedig, I, "How to Construct and Optimize Graph Pyramids?".
2001 Bled, Slovenia, 'Computer Vision Winter Workshop', program committee, session chair, paper [170].
  Rio de Janeiro, Brazil, ICAPR 2001, progr.com., Ed.[178].
  LERI Reims, F: "Activites de Recherches au PRIP-Lab de TU WIEN".
  LERI Reims, F: "Vision par Pyramides de Graphes".
  IRCOM-SIC Poitiers, F: "Activites de Recherches au PRIP-Lab de TU WIEN".
  IRCOM-SIC Poitiers, F: "Vision par Pyramides de Graphes".
  Ischia, I, Gbr3 2001, progr.co-chair, session chair, Ed. and papers [171, 172, 173].
  Capri, I, IWVF4 2001, progr.com., session chair, paper [174].
  LABRI Bordeaux, F: "Representing Image Topology".
  INSA Lyon, F: "Representing Image Topology".
2000 Perslak, CZ, Czech Pattern Recognition Workshop, papers [159, 160], prog.com.
  Lucca, I, MPATHE, presentation, session chair.
  Alicante, E, SPR/SSPR 2000 Workshop, papers [162, 163], prog.com.
  Barcelona, E, 15th ICPR 2000, papers [164, 165], prog.com., session chair.
  Uppsala, S, DGCI 2000 Workshop, papers [167, 168], prog.com., session chair.
1999 Gh Gamerith, Austria, 'Computer Vision Winter Workshop', program committee, session chair, papers [145, 146] with presentation.
  Marne-La-Vallee, France, 8th colloquium 'Discrete Geometry for Computer Imagery', program committee.
  Haindorf, Austria, 2nd IAPR TC15 workshop on 'Graph based Representations', co-organizer with J.-M. Jolion, program committee, session chair, papers [151, 149, 153].
  Kerkrade, Netherlands, AGTIVE'99 Workshop on 'Applications of Graph Transformations with Industrial Relevance', presented paper [156].
  Budapest, Hungary, FSPIPA '99 Workshop on 'Fundamental Structural Properties in Image and Pattern Analysis', presented paper [157].
1998 Gozd Martuljek, Slovenia, 'Computer Vision Winter Workshop', program committee, session chair, paper [139].
  Sydney, Australia, SSPR98/SPR98 conference, program committee, session chair, papers [141, 142], with presentation.
  Brisbane, Australia, 14th ICPR, paper [143].
  Rhodes, Greece, 9th EUSIPCO, paper [144].
1997 Lyon, France, IAPR TC15 workshop on 'Graph based Representations', co-organizer with J.-M. Jolion, program committee, session chair, presented paper [130].
  Capri, Italy, 3rd International Workshop on Visual Form, program committee, session chair, presented paper [133].
  Florence, Italy, 9th Intl. Conference on Image Analysis and Processing, program committee, session chair, paper [134].
  Wien, Austria, 6th Intl. Workshop on Digital Image Processing and Computer Graphics, invited paper [135].
  Montpellier, France, 7th colloquium 'Discrete Geometry for Computer Imagery', program committee, session chair, paper [137].
1996 Dagstuhl, Germany, Workshop on Theoretical Foundations of Computer Vision 'Theobild '96', program committee and lecture "Equivalent Contraction Kernels for Building Irregular Pyramids".
  Palermo, Italy, Intl. workshop on Human and Machine Perception: Information Fusion, panel chair [127].
  Wien, Austria, 13th ICPR, general conference chair, paper [122].
  Lyon, France, 6th colloquium 'Discrete Geometry for Computer Imagery', program committee.
1995 Paris, France, ESPRIT meeting: "Current projects at PRIP".
  Prague, Czech Republic, US-CZ workshop, "Current projects at PRIP".
  Prague, Czech Republic, 6th International Conference on Computer Analysis of Images and Patterns (CAIP'93), program committee, session chair, paper [109].
  Clermont Ferrand, France, 5th colloquium 'Discrete Geometry for Computer Imagery', program committee, paper [110].
1994 Dagstuhl, Germany, Workshop on Theoretical Foundations of Computer Vision 'Theobild '94', program committee and lecture [107].
  Capri, Italy, 2nd International Workshop on Visual Form, program committee.
  Jerusalem, Israel, 12th International Conference on Pattern Recognition, papers [103, 104, 105].
1993 Graz, Austria, 25th intl. Symposium, Remote Sensing and Global Environmental Change (ERIM'93), paper [87].
  Innsbruck, Austria, Artificial Neural Networks & Genetic Algorithms, paper [93].
  Wien, Austria, ERASMUS - Intensive Program, organization and presentation:"Image analysis: problems, solutions, and background for current research activities (including pyramids and curve representation)".
  Holmdel, USA, AT&T, Bell Labs, invited presentation.
  Graz, Austria, Image Analysis and Synthesis, "Hopfield Networks for Irregular Decimation" with H. Bischof.
  New York, USA, IEEE conference on Computer Vision and Pattern Recognition (CVPR), program committee and paper [86].
  Budapest, Hungary, 5th International Conference on Computer Analysis of Images and Patterns (CAIP'93), session chair, paper [89].
  Strasbourg, France, Third colloquium 'Discrete Geometry for Computer Imagery', invited lecture [91].
1992 TU Wien, Austria, Minikolloquium aus Theoretischer Informatik.
  Buckow, Germany, THEOBILD'92, Theoretische Grundlagen der Bildverarbeitung, invited paper [79].
  Dribergen, the Netherlands, Shape in Picture, NATO workshop, papers [80, 83], session chairs, program committees.
  Den Haag, the Netherlands, 11th International Conference on Pattern Recognition, papers [74, 75, 76], session chairs, program committees.
  Driebergen, the Netherlands, SHAPE IN PICTURE, papers [80, 83].
1991 Georgenthal, Germany, 5th workshop on 'Geometrical Problems of Image Processing', invited presentation [61].
  Wien, Austria, Eurographics'91, session chair.
  Veszprem, Hungary, Conference on Intelligent Systems '91, session chair.
1990 College Park, USA, IAPR-TC7 workshop on 'Multisource Data Integration in Remote Sensing', conf. organ., session chair, presentation [56].
  Atlantic City, USA, 10th ICPR, program committee, paper [57].
  Corfu, Greece, Advanced Study Institute on 'Expert Systems and Robotics', invited presentation [59].
1989 Loipersdorf, Austria, 2nd intl. workshop on 'Image Rectification for Spaceborne Synthetic Aperture Radar; Geocoded and Value-added Products', paper [51].
  Pittsburgh, USA, CMU, invited lectures: "Some Methods for Intelligent SAR Image Rectification" and "Image Pyramids".
  College Park, USA, Center for Automation Research, lectures: "Some Methods for Intelligent SAR Image Rectification" and "Image Pyramids".
  Oulu, Finland, 6th Scandinavian Conf. on Image Analysis, panelist 'Neural Networks and Conventional Architectures', paper [55].
  Wageningen, NL, ISPRS workshop, invitation.
  Stuttgart, FRG, Fraunenhofer G, IPA, invited lecture: "Neue hierarchische Methoden zur Bildanalyse".
1988 Brussels, Belgium, ESPRIT-II proposer's day.
  Luxembourg, preparing ESPRIT-II proposal ROSY (Robot Vision with Realtime Symbol Extraction), a joint project with partners in FRG and Luxembourg.
  Edinburgh, U.K., IGARSS'88, Remote Sensing - Moving towards the 21st century.
  Edinburgh, U.K., IAPR-TC7 Workshop on "Multisource Data Sets for Benchmarking Remote Sensing Algorithms".
  Vienna, Austria, Workshop 'Visualization Techniques and Algorithms', presentation [40].
  Rome, Italy, 9th ICPR, presentation [38].
1987 Loipersdorf, Austria, workshop on "Image Rectification for Spaceborne Synthetic Aperture Radar".
  London, GB, 1st International Conference on Computer Vision (ICCV).
  Graz, Austria, Willi Nordberg Symposium.
1986 Maratea, Italy, Advanced Research workshop on "Pyramidal systems for Image Processing and Computer Vision", paper.
  Paris, France, IAPR-TC7 workshop on "Analytical Methods in Remote sensing for Geographic Information systems".
  Paris, France, 8th ICPR, presentation.
1985 Orlando, Florida/USA, Workshop on Goal Directed Vision Systems.
  Washington D.C./USA, 1985 ASP/ACSM Convention.
  Lafayette, Purdue-University, IAPR-TC7 workshop on a Multisensor Data Set.
  Lafayette, Purdue-University, conference on Machine Processing of Remotely Sensed Data (LARS).
  Miami Beach, Florida/USA, 2nd Conf. on AI-Applications.
1984 Montreal, Canada, 7th ICPR.
  Montreal, Canada, Workshop on Human and Machine Vision.
1983 Cetraro, Italy, Advanced Study Institute on "Computer Architectures for Spatially Distributed Data"; presentation.
  Graz, Austria, Specialist Workshop on "Pattern Recognition in Photogrammetry".
1982 Bonas, France, Advanced Study Institute on "Pictorial Data Analysis"; presentation.
  Munich, FRG, 6th ICPR.
1981 Graz, Austria, CT-Symposium.

National Meetings

2015 Altenmarkt, A, Wintergraph'2015, presentation: 'What is PRIP?'
  Salzburg, A, ÖAGM 2015, prog.com., papers [369, 368]
2014 Kitzsteinhorn, A, Wintergraph'2014
2013 Gosau, A, Wintergraph'2013
2012 Bad Kleinkirchheim, A, Wintergraph'2012, presentation.
2011 Pichl, A, Wintergraph'2011, presentation.
  Graz, A, ÖAGM 2011, hon.member.
2010 Tauplitz, A, Wintergraph'2010, presentation: "When Pyramids learned Walking".
2009 Stainz, A, ÖAGM 2009, prog.com., session chair, papers [292, 283].
  Soboth, A, Joint Workshop on Computational Geometry and Pyramid Representation, Chair.
2008 Soboth, A, Workshop on Structural Representations in Videos.
  Linz, A, ÖAGM 2008, prog.com., session chair, papers [269, 271].
  TU Graz, A, 3rd NFN "Cognitive Vision" Workshop on 'HISTORY OF COMPUTER VISION', invited presentation: 'History of Computer Vision, a Personal Perspective'.
2007 Krumbach, A, ÖAGM 2007, prog.com., session chair, papers [259].
2006 Obergurgl, A, ÖAGM 2006, prog.com., session chair, papers [246, 247], ÖAGM-Prize 2006.
2005 Zell an der Pram, A, ACVW, progr.com., paper [236].
2004 Hagenberg, A, ÖAGM 2004, progr.com., paper [229, 228, 227],
2003 Laxenburg, A, ÖAGM 2003, progr.com., paper [205, 206, 207, 209], [210, 211].
  Wien, Haus der Industrie, 2.Okt.: "Automatisches Dokumentationssystem für Archäologische Tonwaren".
2002 Graz, A, ÖAGM 2002, progr.com., paper [192, 193, 194, 195].
  Graz, A, ACV Kolloquium.
  Techgate, Wien, A, third ACV Workshop.
2001 Berchtesgaden, D, ÖAGM 2001, progr.com., paper [176, 175].
  St.Martin, Graz, A, Second ACV Workshop.
2000 Villach, A, 24th ÖAGM workshop, paper [166], progr.com., session chair.
  Pinkafeld, A, First ACV Workshop, presentation.
1999 Graz, Austria, Workshop on Image Processing and Analysis, presentation.
1998 Jerusalem, Israel, Miniworkshop at Hebrew University, presentation: "Research at PRIP with emphasis on Graph Pyramids".
  Illmitz, Austria, 22st ÖAGM workshop, program committee, session chair, papers [140].
  Stuttgart, Germany, 20.DAGM symposium, program committee.
  Linz, Austria, 'Maschinelles Sehen', co-organizer, presentation, video-conference with MIT-Media Lab.
1997 Milovy, Czech Rep., Czech Pattern Recognition Workshop, co-organizer, paper [129].
  Hallstadt, Austria, 21st ÖAGM workshop, program committee, session chair, papers [132, 131].
  Braunschweig, Germany, 19.DAGM symposium, program committee.
1996 Planneralpe, Austria, chair, seminar: "Dual Irregular Pyramids".
  Innsbruck, Austria, 25 years of the Institute for Informatics in Innsbruck, presentation: "New developments in Digital Image Analysis".
  Seggauberg, Leibnitz, Austria, 20th ÖAGM workshop, session chair, program committee, papers [118, 117].
  Heidelberg, Germany, 18.DAGM symposium, session chair, program committee.
1995 Heidelberg, Germany, IWR-seminar: "Parallele duale Graphenkontraktion zur Bildanalyse".
  Paris, France, ESPRIT project meeting: "Research activities at PRIP department".
  Lyon, France, LIP-ENS seminar: "PRIPamids and PIRRamids".
  Lyon, France, INSA seminar: "PRIPamids, Fractals and PIRRamids".
  Maribor, Slovenia, joint 19th ÖAGM and 1st SDRV workshop Visual Modules, session chair, program committee, papers [112, 111, 110].
  Grenoble, France, LIFIA seminar: "A structure for vision: dual irregular pyramids".
  Sophia Antipolis, France, INRIA-ORION seminar: "A structure for vision: dual irregular pyramids".
  Lyon, France, CREATIS seminar: "A structure for vision: dual irregular pyramids".
  Paderborn, Germany, presentation: "A structure for vision: dual irregular pyramids".
  Bielefeld, Germany, 17.DAGM symposium, session chair, program committee.
  Montpellier, France, presentation: "A structure for vision: dual irregular Pyramids".
  Ostfildern, Germany, invited lecture [114].
1994 Palermo, Italy, presentations: a) "Recovering Iterated Functions"; b) "Seeing the Past by Computer".
  Grenoble, France, ERASMUS-seminar: "Terrain Related Primitives in Image Analysis".
  Amsterdam, The Netherlands, presentation: "Building Irregular Pyramids by Dual Graph Contraction".
  Zürich, Switzerland, presentation: "Parallele Graphenkontraktion in dualen unregelmäßigen Pyramiden."
  Wien, Austria, 16. DAGM-Symposium and 18.ÖAGM-meeting Mustererkennung 1994, general conference chair.
  Graz, Austria, ICG-Seminar: "Parallele duale Graphenkontraktion zur Bildanalyse".
1993 Grenoble, France, Seminaires IMAG, invited lecture: "Current research topics in image analysis using pyramidal structures".
  Obernai, France, GDR, Traitement du Signal et Images. Invited lecture [85].
  Graz, Austria, 17th ÖAGM-Meeting Image Analysis and Synthesis, paper [94].
  Lübeck, Germany, 15. DAGM-Symposium Mustererkennung 1993, session chair, program committee, papers [95, 96].
  Temesvar, Czech Republic, Czech Pattern Recognition Workshop 93, invited lecture [90].
1992 TU Wien, Austria, Tag der offenen Tür: "Mustererkennung und Bildverarbeitung".
  TU Wien, Austria, 16th ÖAGM-Meeting, papers [77, 78], conference and session chair, Co-editor of proceedings [82].
  Dresden, Germany, 14th DAGM-Symposium, session chair, program committee.
  TU Wien, Austria, Außeninstitut und Wiener Handelskammer: 'Bildverarbeitung und Mustererkennung', presentation: "Computersehen".
1991 Innsbruck, Austria, Habilitationskolloquium: "Bildpyramiden und Kurven", [60].
  TU Wien, Austria, Verband der Professoren, invited lecture: "Die Rolle der Mustererkennung in der Informatik".
  Klagenfurt, Austria, 15th ÖAGM-Meeting on Modelling and New Methods in Image Processing and in Geographical Information Systems, papers [62, 63, 64].
  Wien, Austria, Hearing 'Automatisierungstechnik und ihre theoretische Basis', invited presentation: "Bildverarbeitung".
  München, Germany, 13th DAGM-Symposium, session chair, program committee.
1990 Wien, Austria, CEC-Vienna Seminar: "Komprimierte Speicherung Digitaler Bilder".
  Salzburg, Austria, 14th ÖAGM-Meeting on 'Image Acquisition and Real-Time Visualization', invited presentation: "Bildverarbeitung und Mustererkennung; Einsatz in Industrie und Forschung".
  Oberkochen-Aalen, FRG, 12th DAGM-Symposium, session chairs, program committee.
  Wien, Austria, Österreichische Akademie der Wissenschaften, workshop on 'Digital Image Processing and Computer Graphics'.
  University of Wien, seminar: "Die Rolle der Mustererkennung für Bildübertragung und Bildkompression.
1989 TU Wien, Austria, lecture 'Berufungsvortrag': "Digitales Sehen mit Bildpyramiden", [58].
  Wien, Austria, 13th ÖAGM-Meeting on "Knowledge-based Pattern Recognition", presentations [44, 48, 52, 54].
  Hamburg, FRG, 11th DAGM-Symposium, paper [49], session chair, program committee.
  Univ. of Agriculture (BoKu) Wien, Austria, lecture "Einsatzgebiete für Bildpyramiden".
1988 Salzburg, Austria, invited lecture at the 'Vereinigung Österreichischer Industrieller', title: "Digitale Bildverarbeitung in Österreich und in internationaler Sicht".
  Budapest, Hungary, 2nd Hungarian Workshop on Image Analysis, invited presentation [41].
  Innsbruck, Austria, 12th ÖAGM-Meeting on "Applications of Image Processing in Medicine and Biology", paper [50].
  Wien, Austria, Visualisierungstechniken und Algorithmen, paper [40]
  Zurich, Switzerland, 10th DAGM-Symposium, poster [39].
1987 Vienna, Austria, 10th conference "Berichte aus Informatikinst.", paper.
  Linz, Austria, 11th ÖAGM-Meeting on "Statistik und Mustererkennung", paper.
  Braunschweig, FRG, 9th DAGM-Symposium, presentation.
  Graz, Austria, presentation at TECHNOVA.
1986 Graz, Austria, 10th ÖAGM-Meeting on "Bildpyramiden", presentation.
  Paderborn, FRG, "Mustererkennung 1986", 8th DAGM-Symposium, presentation.
1985 Erlangen, FRG, "Mustererkennung 1985", 7th DAGM-Symposium, presentation.
  Vienna, Austria, 2nd Austrian Symposium on Remote Sensing, paper.
  Klagenfurt, Austria, 9th ÖAGM-Meeting on "Bildverarbeitung in den Geowissenschaften", paper.
1984 Innsbruck, Austria, 6th ÖAGM-Meeting.
  Biarritz, France, "Premier Colloque Image", CESTA.
  Graz, Austria, "Mustererkennung 1984", 6th DAGM-Symposium, paper.
  Washington D.C., DMA - Technology Interchange Conference.
1983 Innsbruck, Austria, Berichte aus Informatikinst., presentation.
  Karlsruhe, FRG, "Mustererkennung 1983", 5th DAGM-Symposium.
  Salzburg, Austria, 5th ÖAGM-Meeting, paper.
1982 Vienna, Austria, 4th ÖAGM-Meeting, paper.
1981 Hamburg, FRG, 4th DAGM-Symposium, paper.
1980 Vienna, Austria, 1st Austrian Symposium on Remote Sensing.