Visual Perception Laboratory

Selected Publications

Problem Solving

Graham, S.M., Joshi, A. & Pizlo, Z. (2000) The traveling salesman problem: a hierarchical model. Memory & Cognition 28, 1191-1204. Open access.

Pizlo, Z. & Li, Z. (2005) Solving combinatorial problems: 15-puzzle. Memory & Cognition, 33, 1069-1084. Open access.

Pizlo, Z., Stefanov, E., Saalweachter, J., Li, Z., Haxhimusa, Y. & Kropatsch, W.G. (2006) Traveling Salesman Problem: a Foveating Pyramid Model. Journal of Problem Solving 1, 83-101. Open access.

Saalweachter, J. & Pizlo, Z. (2008) Non-Euclidean Traveling Salesman Problem. In: T. Kugler, J.C. Smith, Y-J. Sun, T. Connolly, Decision Modeling and Behavior in Complex and Uncertain Environments. NY: Springer (pp. 339-358).

Haxhimusa, Y., Kropatsch, W.G., Pizlo, Z., & Ion, A. (2009) Approximate graph pyramid solution of the E-TSP. Journal of Image and Vision Computing 27, 887-896.

Chu, Y., Li, Z, Su, Y. & Pizlo, Z. (2010) Heuristics in problem solving: the role of direction in controlling the search space. Journal of Problem Solving 3, 27-51. Open access.

Haxhimusa, Y., Carpenter, E., Catrambone, J., Foldes, D., Stefanov, E., Arns, L. & Pizlo, Z. (2011) 2D and 3D Traveling Salesman Problem. Journal of Problem Solving 3, 167-193. Open access.

Pizlo, Z. & Stefanov, E. (2013) Solving large problems with a small working memory. Journal of Problem Solving 6(1), 34-43. Open access.

Shape Perception

Pizlo, Z. (1994). A theory of shape constancy based on perspective invariants. Vision Research, 34, 1637-1658.

Pizlo, Z. & Stevenson, A. (1999). Shape constancy from novel views. Perception & Psychophysics,61, 1299-1307. Open access.

Pizlo, Z. (2001) Perception viewed as an inverse problem. Minireview. Vision Research 41, 3145-3161. Open access.

Pizlo, Z., Li, Y. & Francis, G. (2005) A new look at binocular stereopsis. Vision Research, 45, 2244-2255. Open access.

Chan, M.W., Stevenson, A.K., Li, Y. & Pizlo, Z. (2006) Binocular shape constancy from novel views: the role of a priori constraints. Perception & Psychophysics, 68, 1124-1139. Open access.

Hoffmann, C., Pizlo, Z., Popescu, V. & Rosen, P. (2006) Study of the perception of 3D spatial relations for a volumetric display. Journal of Electronic Imaging, 15(3), 33002.

Li, Y., Pizlo, Z. & Steinman, R.M. (2009) A computational model that recovers the 3D shape of an object from a single 2D retinal representation. Vision Research 49, 979-991. Open access.

Pizlo, Z., Sawada, T., Li, Y., Kropatsch, W.G. & Steinman, R.M. (2010) New approach to the perception of 3D shape based on veridicality, complexity, symmetry and volume. Minireview. Vision Research 50, 1-11. Open access.

Li, Y. & Pizlo, Z. (2011) Depth cues vs. simplicity principle in 3D shape perception. Topics in Cognitive Science 3, 667-685. Open access.

Li, Y., Sawada, T., Shi, Y., Kwon, T. & Pizlo, Z. (2011) A Bayesian model of binocular perception of 3D mirror symmetric polyhedra. Journal of Vision, 11(4):11, 1-20. Open access.

Li, Y., Sawada, T., Latecki, L.J., Steinman, R.M. & Pizlo, Z. (2012) A tutorial explaining a machine vision model that emulates human performance when it recovers natural 3D scenes from 2D images. Journal of Mathematical Psychology 56, 217-231.

Li, Y., Sawada, T., Shi, Y., Steinman, R.M. & Pizlo, Z. (2013) Symmetry is the sine qua non of shape. In: S. Dickinson & Z. Pizlo (Eds.), Shape perception in human and computer vision, London, Springer. (pp.21-40).

Sawada, T., Li, Y. & Pizlo, Z. (2014) Shape perception. Chapter 12. In: Busemeyer, J.R., Townsend, J.T., Wang, Z.J. & Eidels, A. (Eds.), Oxford Handbook of Computational and Mathematical Psychology (pp. 255-276).

Jayadevan, V., Michaux, A., Delp, E. & Pizlo, Z. (2017) 3-D Shape Recovery From Real Images Using a Symmetry Prior. Proceedings of Electronic Imaging Conference, Computational Imagine, San Francisco (in press).


Sawada, T. & Pizlo, Z. (2008) Detection of skewed symmetry. Journal of Vision 8(5), No. 14. Open access.

Sawada, T. (2010). Visual detection of symmetry in 3D shapes. Journal of Vision, 10(6), 4, 1?22. Open access.

Sawada, T., Li, Y. & Pizlo, Z. (2011) Any pair of 2D curves is consistent with a 3D symmetric interpretation. Symmetry 3, 365-388. Open access.

Sawada, T., Li, Y. & Pizlo, Z. (2014) Detecting 3-D mirror symmetry in a 2-D camera image for 3-D shape recovery. Proceedings of IEEE 102, 1588-1606.

3D scene perception

Kwon, T., Li, Y., Sawada, T. & Pizlo. Z. (2016) Gestalt-like constraints produce veridical (Euclidean) percepts of 3D indoor scenes. Vision Research 126, 264-277. Open access.

Michaux, V., Jayadevan, V., Delp, E. & Pizlo, Z. (2016) Figure-ground organization based on 3D symmetry. Journal of Electronic Imaging 25(6). Open access.

Perceptual Organization

Pizlo, Z., Salach-Golyska, M. & Rosenfeld, A. (1997). Curve detection in a noisy image. Vision Research, 37, 1217-1241. Open access.

Scheessele, M.W. & Pizlo, Z. (2007) Does contour classification precede contour grouping in perception of partially visible figures? Perception, 36, 558-580.

Troscianko, T., Benton, C.P., Lovell, P.G., Tolhurst, D.J. & Pizlo, Z. (2009) Camouflage and visual perception. Philosophical Transactions of the Royal Society B 364, 449-461. Open access.

Sawada, T., Li, Y. & Pizlo, Z. (2016) Organizing a 2D image for 3D shape recovery. In: L. Maloney (Ed.), Oxford handbook of computational perceptual organization. Oxford University Press (accepted).

Kwon, T., Agrawal. K., Li, Y. & Pizlo, Z. (2016) Spatially-global integration of closed, fragmented contours by finding the shortest-path in a log-polar representation. Vision Research 126, 143-163. Open access.

Speed-Accuracy Tradeoff

Pizlo, Z., Rosenfeld, A. & Epelboim, J. (1995). An exponential pyramid model of the time course of size processing. Vision Research, 35, 1089-1107. Open access.

Shelton, J.N., Chiu, G.T.-C., and Pizlo, Z. (2007) Exponentially Segmented Positioning of a Single Link Mechanism: A Control Algorithm that Satisfies Fitts' Law. In: Proceedings of the 2007 American Control Conference, pp. 5983-5988, New York City, USA, July 11-13.

Kwon, O.-S., Zelaznik, H.N., Chiu, G. & Pizlo, Z. (2011) Human Motor Transfer is Determined by the Scaling of Size and Accuracy of Movement. Journal of Motor Behavior 43, 15-26.

Yll Haxhimusa. Created: March 28, 2008; Last change: April 14, 2008 | Disclaimer & Copyright Notice |