Dr Gunnar Schmidtmann

Journal Articles

Schmidtmann, G. & Fruend, I. (2019) R. (2017), Radial frequency patterns describe a small and perceptually distinct subset of all possible planar shapes. Vision Research, 154, 122-130

Schmidtmann, G., Ruiz, T., Reynaud, A., Spiegel,D.P., Lague-Beauvais, M., Hess, R.F., Farivar, R. (2017), Sensitivity to binocular disparity is reduced by mild traumatic brain injury. Invest Ophthalmol Vis Sci, 2017; 58:2630–2635

Schmidtmann, G. &  Kingdom, F.A.A., (2017), Nothing more than a pair of curvatures: A common mechanism for the detection of both radial and non-radial frequency patterns. Vision Research, 134, 18–25 PRIMO

Baldwin, A. S., Schmidtmann, G., Kingdom, F.A.A., & Hess, R. F. (2016), Rejecting probability summation for radial frequency patterns, not so Quick! Vision Research, 122,124–134. 

Schmidtmann, G., Ouhnana, M., Loffler, G., & Kingdom,F.A.A. (2016), Imagining circles - empirical data and a perceptual model for the Arc-size Illusion, Vision Research, 121, 50-56 

Schmidtmann, G., Jennings, B. J., & Kingdom, F.A.A. (2015), Shape recognition: convexities, concavities and things in between. Scientific Reports, 5,17142.http://doi.org/10.1038/srep17142 

Schmidtmann, G., Logan, A.J.,Kennedy,G.J., Gordon, G.E., Loffler, G. (2015), Distinct lower visual field preference for object shape. Journal of Vision, 15(5):18, 1–15

Schmidtmann, G., Jennings, B. J., Bell,J., & Kingdom, F. A. A. (2015), Probability, not linear summation, mediates the detection of concentric orientation-defined textures. Journal of Vision, 15(16):6, 1–19

Kingdom, F. A. A., Baldwin,A.S., Schmidtmann,G. (2015), Modeling probability and additive summation for detection across multiple mechanisms under the assumptions of signal detection theory. Journal of Vision, 15, 1. doi:10.1167/15.5.1

Schmidtmann, G., Gordon, G.E., Bennett, D.M., & Loffler,G. (2013), Detecting shapes in noise: tuning characteristics of global shape mechanisms, Frontiers in Computational Neuroscience, 7, 37 ,1-14 

Schmidtmann, G., Kennedy, G.J., Orbach, H.S., & Loffler,G. (2012), Non-linear global pooling in the discrimination of circular and non-circular shapes. Vision Research, 62C,  44-56 

Schmidtmann, G., Jahnke, S., Seidel,E.J., & Sickenberger, W., Grein, H.J. (2011), Intraocular pressure fluctuations in professional brass and woodwind musicians during common playing conditions. Graefes Arch Clin Exp Ophthalmol, 249 (6), 895-901. 

Jahnke, S, Schmidtmann, G., Grein, H.J.,Seidel,E.J., & Sickenberger, W. (2011), Dynamik des Augeninnendrucks bei professionellen Holz - und Blechbläsern während alltäglicher Spielsituationen. Musiker Medizin und Physiologie, 3, 70-78  

Conference Abstracts

Zobulak, A.B., Schmidtmann, G., Garcia-Suarez, L. Scale-invariance for radial frequency patterns in peripheral vision, ECVP 2018

Schmidtmann, G., Jennings, B.J., Sandra, D.A., Gold, I., The McGill Face Database: A novel database for facial expressions of mental states.AVA Spring Meeting 2018

Schmidtmann, G., Wehbé, F., Sandra, D.A., Farivar, R., The influence of face identity noise on face recognition inhealthy subjects and patients with mild traumatic brain injury - an equivalent noise approach. ECVP 2017 

Schmidtmann, G., Desjardins, A., Kingdom, F.A.A., RF shape channels: The processing of compound Radial Frequency patterns. VSS, 2017, Journal of Vision. 2017; 17(10): 1255-1255, 2017 

Schmidtmann, G., Ruiz, T., Reynaud, A.,Spiegel, D., Laguë-Beauvais, M., Hess, R.F., Farivar, R. (2017), Sensitivity to binocular disparity is reduced by mild traumatic brain injury. ARVO, 2017

Schmidtmann, G., Sleiman, D., Pollack, J., Gold, I., Reading the Mind in the Blink of an Eye - A novel database for facial expressions., ECVP 2016, Perception, 45, 238-239, 2016. 

Schmidtmann, G., Kingdom, F.A.A., Nothing more than a curve: a common mechanism for the detection of radial and non-radial frequency patterns.” VSS 2016, Journal of Vision, 16(12), 416, 2016.

Schmidtmann, G., Kingdom, F.A.A., Loffler, G., The Processing of compound radial frequency patterns. AVA Christmas Meeting 2015, Perception 45, 687-710, 2015.  

Schmidtmann, G., Ouhnana, M., Kingdom, F.A.A., Imagining Circles: A perceptual model for the Arc-Size Illusion. ECVP 2015, Perception,44, 248, 2015. (presented by Kingdom, F.A.A.) 

Schmidtmann, G., Jennings, B.J., Kingdom, F.A.A., Shape recognition: convexities, concavities and things in between. VSS 2015, Journal of Vision, 15(12), 242, 2015. 

Baldwin, A.S., Schmidtmann, G., Kingdom, F.A.A., Rejecting probability summation for RF patterns, not so Quick! VSS 2015, Journal of Vision, 15(12), 1031, 2015.  

Kingdom,F.A.A., Baldwin, A.S., Schmidtmann, G., Modelling probability summation for the detection of multiple stimuli under the assumptions of signal detection theory.” VSS 2015, Journal of Vision,15(12), 473, 2015. 

Jennings, B.J., Schmidtmann, G., Kingdom, F.A.A., Shape recognition: the predominate role of convexities. AVA Christmas Meeting 2014, Perception, 44, 459, 2015.  

Schmidtmann, G., Jennings, B.J., Guimond, S., Kingdom, F.A.A., Shape recognition: convexities, concavities and things in between. Optical Society of America Meeting 2014, Journal of Vision, 14(15), 50, 2014.  

Schmidtmann, G., Jennings, B.J., Kingdom, F.A.A., Spatial integration of orientation-defined texture. VSS 2014, Journal of Vision, 14(10), 1427, 2014.

Schmidtmann, G., Kingdom, F.A.A., Imagining Circles. AVA Christmas Meeting 2013, Perception, 43, 1127, 2014. 

Schmidtmann, G., Kennedy, G.J., Orbach, H.S., Loffler, G., Processing of compound radial frequency patterns, CVR conference 2013, York University, Toronto,Canada

Schmidtmann, G., Kennedy, G.J., Orbach, H.S., Loffler, G., The role of the type of local contour in global shape discrimination. VSS 2013, Journal of Vision,13(9), 1001, 2013.

Schmidtmann, G., Kennedy, G.J., Orbach, H.S., Loffler, G., Inferior superiority: shape discrimination is best in the lower visual field. ECVP 2012, Perception, 41, 217-218, 2012. 

Schmidtmann, G., Kennedy, G.J., Orbach, H.S., Loffler, G., Sampling shape space: discrimination of morphed radial frequency patterns. ECVP 2011, Perception, 40, 209, 2011. 

Schmidtmann,G., Kennedy, G.J., Orbach, H.S., Loffler, G., Local curvature detectors and global shape processing. AVA Christmas Meeting 2010, Perception, 40, 118, 2011. 

Schmidtmann, G., Kennedy, G.J., Orbach, H.S., Loffler, G. Non-linear global summation inthe perception of non-circular contours. AVA Christmas Meeting 2009, Perception, 39, 270, 2010. 

Schmidtmann, G., Kennedy, G.J., Orbach, H.S.,Loffler, G. Global pooling in shape perception. ECVP 2009, Perception, 38, 75, 2009.