Profiles
Dr Gunnar Schmidtmann
Lecturer in Optometry
School of Health Professions (Faculty of Health and Human Sciences)
Role
Lecturer in Optometry
First Year Tutor
Qualifications
2016 - 2017: Postdoctoral Research Fellow (The Research Institute of the McGill University Health Centre, McGill University, Canada)
2013 - 2016: Postdoctoral Research Fellow (McGill Vision Research, Department of Ophthalmology, McGill University, Canada)
2008 - 2013: PhD Vision Science (Glasgow Caledonian University, UK)
Professional membership
Vision Science Society (VSS)
Applied Vision Society (AVA)
The Association for Research in Vision and Ophthalmology (ARVO)
Teaching interests
2017-present: OPT403 - Optics - Module Leader
2017-present: OPT404 - Visual Perception
2017-2018: OPT402 - Clinical Optometry Skills
Research interests
Contour - and curvature encoding and shape perception
Spatial summation, probability summation and signal detection theory
Peripheral vision
Face perception and emotions
Visual function of patients with traumatic brain injury and stroke
Glaucoma and intraocular pressure
Grants & contracts
Co-grantholder with Ian Gold (PI) and Elevate Solomonova on SSHRC (Social Sciences and Humanities Research Council, Canada) Insight Grant #435-2017-1215 (McGill University, Montreal, Canada)
Key publications are highlighted
Journals
Articles
2019
'Radial frequency patterns describe a small and perceptually distinct subset of all possible planar shapes'
VISION RESEARCH
154,
122-130
, DOI
2017
'Sensitivity to Binocular Disparity is Reduced by Mild Traumatic Brain Injury'
Investigative Opthalmology & Visual Science
58,
(5)
2630-2630
, DOI
PEARL
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
, DOI
PEARL
2016
'Rejecting probability summation for radial frequency patterns, not so Quick!'
Vision Research
122,
124-134
, DOI
PEARL
2016
'Imagining circles – Empirical data and a perceptual model for the arc-size illusion'
Vision Research
121,
50-56
, DOI
PEARL
2015
'Probability, not linear summation, mediates the detection of concentric orientation-defined textures'
Journal of Vision
15,
(16)
6-6
, DOI
PEARL
2015
'Shape recognition: convexities, concavities and things in between'
Scientific Reports
5,
(1)
, DOI
PEARL
2015
'Distinct lower visual field preference for object shape'
Journal of Vision
15,
(5)
18-18
, DOI
PEARL
2015
'Modeling probability and additive summation for detection across multiple mechanisms under the assumptions of signal detection theory'
Journal of Vision
15,
(5)
1-1
, DOI
PEARL
2013
'Detecting shapes in noise: tuning characteristics of global shape mechanisms'
Frontiers in Computational Neuroscience
7,
, DOI
PEARL
2012
'Non-linear global pooling in the discrimination of circular and non-circular shapes'
Vision Research
62,
44-56
, DOI
PEARL
Conference Papers
2018
'The McGill Face Database: A Novel Database of Facial Expressions of Mental States'
2016
'Reading the Mind in the Blink of an Eye - A novel database for facial expressions'
238-239
2016
'The Processing of Compound Radial Frequency Patterns'
696-697
2015
'Imagining Circles: A perceptual model for the Arc-Size Illusion'
248-248
2015
'Shape recognition: The predominate role of convexities'
459-459
2014
'Imagining circles'
1127-1127
2012
'Inferior superiority: shape discrimination is better in the lower compared to the upper visual field'
217-218
2011
'Local curvature detectors and global shape processing'
118-118
2011
'Sampling shape space: discrimination of morphed radial frequency patterns'
209-209
2010
'Nonlinear global summation in the perception of non-circular contours'
270-270
2009
'Global pooling in shape perception'
75-75
Links
Personal Website: http://www.gunnar-schmidtmann.com
PubMed: https://www.ncbi.nlm.nih.gov/pubmed/?term=gunnar+schmidtmann
Academia.edu: https://ymouth.academia.edu/GunnarSchmidtmann
ORCID: https://orcid.org/0000-0001-8180-7751