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Dr. Markus Graf

Room number:	122 (Munich office)
Phone:	089-38602-122
E-Mail:	markus.graf

Markus Graf

Position: Research Scientist Unit: Alumni Bülthoff

Publications

Books (1):
•	Graf M : Form, Space and Object: Geometrical Transformations in Object Recognition and Categorization, 285, WVB, Berlin, Germany, (2002). ISBN: 3-932089-91-X
Articles (11):
•	Altmann CF , Helbig HB , Graf M , Kiefer M , Erb M and Karnath H-O (January-2012) Task effects on the processing of action-related object information in the ventral and dorsal visual streams Brain Research . submitted
•	Hahn U , Close J and Graf M (April-2010) Transformation Direction Influences Shape-Similarity Judgments Psychological Science 20(4) 447-454.
•	Helbig HB , Steinwender J , Graf M and Kiefer M (January-2010) Action observation can prime visual object recognition Experimental Brain Research 200(3-4) 251-258.
•	Graf M , Reitzner B , Corves C , Casile A , Giese M and Prinz W (May-2007) Predicting point-light actions in real-time NeuroImage 36(Supplement 2) T22-T32.
•	Graf M (April-2007) Close coordination between recognition and action: Really two separate streams? Behavioral and Brain Sciences 30(2) 210-211.
•	Graf M (November-2006) Coordinate Transformations in Object Recognition Psychological Bulletin 132(6) 920-945.
•	Helbig HB , Graf M and Kiefer M (April-2006) The role of action representations in visual object recognition Experimental Brain Research 174(2) 221-228.
•	Graf M , Kaping D and Bülthoff HH (March-2005) Orientation congruency effects for familiar objects: Coordinate transformations in object recognition Psychological Science 16(3) 214-221.
•	Graf M and Schneider WX (November-2001) Structural descriptions in HIT: a problematic commitment Behavioral and Brain Sciences 24(3) 483-484.
•	Stark R , Gruber H , Graf M , Renkl A and Mandl H (1996) Komplexes Lernen in der kaufmännischen Erstausbildung: Kognitive und motivationale Aspekte Zeitschrift für Berufs und Wirtschaftspädagogik Beiheft 13 23-36.
•	Stark R , Graf M , Renkl A , Gruber H and Mandl H (1995) Förderung von Handlungskompetenz durch geleitetes Problemlösen und multiple Lernkontexte Zeitschrift für Entwicklungspsychologie und Pädagogische Psychologie 27 289-312.
Conference papers (1):
•	Skokaj D , Graf M , Dahl C and Leonardis A (June-2004) On categorization in human and machine In: Digital Imaging in Media and Education, 28th Workshop of the Austrian Association for Pattern Recognition (OAGM/AAPR), Oesterreichische Computer Gesellschaft, Wien, Austria, 245-252.
Contributions to books (2):
•	Graf M , Schütz-Bosbach S and Prinz W : Motor Involvement in Action and Object Perception: Similarity and Complementarity, 27-52. In: Grounding sociality: neurons, mind, and culture, (Ed) G. R. Semin, Psychology Press, New York, NY, USA, (November-2010).
•	Graf M : Categorization and Object Shape, 73-101. In: Towards a theory of thinking: building blocks for a conceptual framework, (Ed) B. M. Glatzeder, Springer, Berlin, Germany, (2010).
Technical reports (1):
•	Graf M , Schwaninger A , Wallraven C and Bülthoff HH : Psychophysical results from experiments on recognition & categorisation, IST-2000-29375, Fachhochschule Nordwestschweiz, Information Society Technologies Programme, Cognitive Vision Systems (CogVis), (November-2002).
Posters (24):
•	Helbig HB , Graf M , Sim E-J and Kiefer M (April-2007): When action influences object perception: Evidence for rapid access to action representations during visual object recognition, Rovereto Workshop on Concepts, Actions and Objects (CAOs 2007), 2007 1.
•	Graf M , Reitzner B , Giese M , Casile A and Prinz W (June-2006): Predicting point-light actions in real-time, 6th Annual Meeting of the Vision Sciences Society (VSS 2006), Sarasota, FL, USA, Journal of Vision, 6(6) 793.
•	Graf M , Helbig HB and Kiefer M (February-2005): Motor Representations in Visual Object Recognition, 8th Tübingen Perception Conference (TWK 2005), Tübingen, Germany.
•	Graf M , Dahl C , Erb M , Grodd W and Bülthoff HH (August-2004): Basic level categorization and shape processing: an fMRI study, Fourth Annual Meeting of the Vision Sciences Society (VSS 2004), Sarasota, FL, USA, Journal of Vision, 4(8) 511.
•	Helbig HB , Graf M and Kiefer M (August-2004): The role of action affordances in visual object recognition, 27th European Conference on Visual Perception, Budapest, Hungary, Perception, 33(ECVP Abstract Supplement) 75.
•	Dahl C , Graf M , Erb M , Grodd W and Bülthoff HH (June-2004): Categorization and Object Shape: Behavioral Data and Global fMRI Analysis, 10th Annual Meeting of the Organization for Human Brain Mapping (HBM 2004), Budapest, Hungary, NeuroImage, 22(Supplement 1) e946-e947.
•	Graf M (June-2004): Form and Space in Perception and Art, The Depictive Space of Perception: A Conference on Visual Thought, Bolzano, Italy.
•	Erb M , Graf M , Dahl C , Grodd W and Bülthoff HH (June-2004): Visual Categorization and Object Shape: ROI Analysis of fMRI Data, 10th Annual Meeting of the Organization for Human Brain Mapping (HBM 2004), Budapest, Hungary, NeuroImage, 22(Supplement 1) e956-e958.
•	Graf M (April-2004): Koordinatentransformationen bei Objekterkennung und Handlungssteuerung.
•	Dahl C , Graf M , Erb M , Kourtzi Z , Grodd W and Bülthoff HH (February-2004): Shape Processing in Basic Level Categorization: An fMRI Investigation, 7th Tübingen Perception Conference (TWK 2004), Tübingen, Germany.
•	Graf M , Kaping D and Bülthoff HH (November-2003): Reference Frame Adjustment In Object Recognition. Conference of the Psychonomic Society.
•	Dahl C , Graf M and Bülthoff HH (September-2003): Categorisation performance depends systematically on shape transformations, 26th European Conference on Visual Perception, Paris, France, Perception, 32(ECVP Abstract Supplement) 117.
•	Graf M , Kaping D and Bülthoff HH (September-2003): Orientation congruency effect in object recognition, 26th European Conference on Visual Perception, Paris, France, Perception, 32(ECVP Abstract Supplement) 117.
•	Dahl C , Graf M and Bülthoff HH (February-2003): Analog Shape Transformations in Basic Level Categorization?, 6. Tübinger Wahrnehmungskonferenz (TWK 2003), Tübingen, Germany.
•	Graf M and Bülthoff HH (February-2003): Categorization and object shape, 6. Tübinger Wahrnehmungskonferenz (TWK 2003), Tübingen, Germany.
•	Graf M and Bülthoff HH (2003): Basic level categorization and object shape. UQÀM Summer Institute in Cognitive Sciences 2003, Montréal.
•	Graf M and Bülthoff HH (2003): Form und Orientierung bei der Kategorisierung von Objekten, Experimentelle Psychologie. Abstracts der 45. Tagung experimentell arbeitender Psychologen.
•	Graf M and Bülthoff HH (2003): Object Shape in Basic Level Categorisation, EuroCogSci 2003.
•	Graf M and Bülthoff HH (2003): Shape transformations and image-plane rotations in object categorization, Vision Sciences Society.
•	Graf M (November-2002): Geometrical transformations in object categorization, Second Annual Meeting of the Vision Sciences Society (VSS 2002), Sarasota, FL, USA, Journal of Vision, 2(7) 691.
•	Graf M (February-2002): Typizität und Formähnlichkeit von Kategoriemitgliedern sind beeinflusst durch topologische Transformationen, 5. Tübinger Wahrnehmungskonferenz (TWK 2002), Tübingen, Germany.
•	Graf M (2002): Kategorisierung durch verformende Transformationen?, 43. Kongress der Deutschen Gesellschaft für Psychologie.
•	Graf M (December-2001): Analog topological transformations in basic level object recognition, First Annual Meeting of the Vision Sciences Society (VSS 2001), Sarasota, FL, USA, Journal of Vision, 1(3) 98.
•	Graf M (March-2001): Verformende Transformationsprozesse beim bild-basierten Erkennen von Objekten auf Kategorieebene, 4. Tübinger Wahrnehmungskonferenz (TWK 2001), Tübingen, Germany.
Popular Scientific Articles (1):
•	Graf M : Objektkonstanz, Gedächtnis und Erinnerung. Ein interdisziplinäres Lexikon, 423-424.
Talks (1):
•	Helbig HB , Graf M and Kiefer M (2006): The role of action representations in visual object recognition, Beiträge zur 48. Tagung experimentell arbeitender Psychologen., 48 207.