Dr. Srimant Tripathy
Associate Professor
- Area
- School of Optometry & Vision ScienceFaculty of Life Sciences
- Phone

Research
Srimants primary research interest is visual perception, particularly with regard to blind spots, crowding, motion perception, tracking, attention and memory. Much of his current research is focused on Multiple Object Tracking, Crowding and on Correspondence Noise in Kinematograms. Post-graduate students (past and present): Duong Huynh (co-supervised by Prof. Haluk Ogmen; motion perception and multiple object tracking; University of Houston; PhD; current) Syed Nadeemullah Shafiullah (co-supervised by Dr. Mike Cox; correspondence noise; University of Bradford; PhD; graduated 2008) Ozgur Yilmaz (co-supervised by Prof. Haluk Ogmen; motion perception and multiple object tracking; University of Houston; PhD; graduated 2007) Sathyasri Narasimhan (co-supervised by Dr. Brendan Barrett; motion perception and multiple object tracking, University of Bradford; PhD; graduated 2006) Onur Ekiz (co-supervised by Prof. Haluk Ogmen; motion perception and multiple object tracking, University of Houston; MS; graduated 2011) Christopher Shooner (co-supervised by Prof. Haluk Ogmen; motion perception and multiple object tracking, University of Houston; MS; graduated 2009) Srimants primary research interest is visual perception, particularly with regard to blind spots, crowding, motion perception, tracking, attention and memory. Much of his current research is focused on Multiple Object Tracking, Crowding and on Correspondence Noise in Kinematograms. Post-graduate students (past and present): Duong Huynh (co-supervised by Prof. Haluk Ogmen; motion perception and multiple object tracking; University of Houston; PhD; current) Syed Nadeemullah Shafiullah (co-supervised by Dr. Mike Cox; correspondence noise; University of Bradford; PhD; graduated 2008) Ozgur Yilmaz (co-supervised by Prof. Haluk Ogmen; motion perception and multiple object tracking; University of Houston; PhD; graduated 2007) Sathyasri Narasimhan (co-supervised by Dr. Brendan Barrett; motion perception and multiple object tracking, University of Bradford; PhD; graduated 2006) Onur Ekiz (co-supervised by Prof. Haluk Ogmen; motion perception and multiple object tracking, University of Houston; MS; graduated 2011) Christopher Shooner (co-supervised by Prof. Haluk Ogmen; motion perception and multiple object tracking, University of Houston; MS; graduated 2009) Research Collaborations Collaborations include: Prof. Harold Bedell (University of Houston; motion perception and multiple object tracking) Prof. Patrick Cavanagh (Université Paris Descartes; crowding) Prof. Haluk Ogmen (University of Houston; motion perception and multiple object tracking) Dr. Brendan Barrett (University of Bradford; multiple object tracking) Dr. Michael Cox (University of Bradford; motion perception) Dr. Christina Howard (Nottingham Trent University; multiple object tracking) Dr. Sathyasri Narasimhan (University of British Columbia; multiple object tracking) Dr. Syed Nadeemullah Shafiullah (motion perception) Dr. Ozgur Yilmaz (National Research Center for Magnetic Resonance (UMRAM), Ankara; multiple object tracking) Research Collaborations Collaborations include: Prof. Harold Bedell (University of Houston; motion perception and multiple object tracking) Prof. Patrick Cavanagh (Université Paris Descartes; crowding) Prof. Haluk Ogmen (University of Houston; motion perception and multiple object tracking) Dr. Brendan Barrett (University of Bradford; multiple object tracking) Dr. Michael Cox (University of Bradford; motion perception) Dr. Christina Howard (Nottingham Trent University; multiple object tracking) Dr. Sathyasri Narasimhan (University of British Columbia; multiple object tracking) Dr. Syed Nadeemullah Shafiullah (motion perception) Dr. Ozgur Yilmaz (National Research Center for Magnetic Resonance (UMRAM), Ankara; multiple object tracking)
Professional activities
Education (3)
- University of Houston - PhD
- University of Houston - M.S.
- Anna University (Chenai, India) - B.E.
Employment (3)
- University of Houston - Adjunct Associate Professor of Electrical and Computer Engineering (1 January 2005)
- Cambridge University - Research Associate and then as Senior Research Associate with Prof. Horace Barlow
- University of Bradford - Senior Lecturer (1 January 2011)
Publications
Peer reviewed journal (21)
Can contrast-response functions indicate visual processing levels?
Breitmeyer, B.G.; Tripathy, Srimant P.; Brown, J.M. (2018) Vision. 2
Sensory memory is allocated exclusively to the current event-segment
Tripathy, Srimant P.; Ögmen, H. (2018)
The reference frame for encoding and retention of motion depends on stimulus set size
Huynh, D.L.; Tripathy, Srimant P.; Bedell, H.E.; Ogmen, Haluk (2017)
Stream specificity and asymmetries in feature binding and content-addressable access in visual encoding and memory
Huynh, D.L.; Tripathy, Srimant P.; Bedell, H.E.; Ogmen, Haluk (2015)
Large crowding zones in peripheral vision for briefly presented stimuli
Tripathy, Srimant P.; Cavanagh, P.; Bedell, H.E. (2014)
Bottlenecks of motion processing during a visual glance: the leaky flask model
Ögmen, H.; Ekiz, O.; Huynh, D.; Bedell, H.E.; Tripathy, Srimant P. (2013)
Misperceptions in the trajectories of objects undergoing curvilinear motion
Yilmaz O.;Tripathy S.;Ogmen H. (2012) PLoS ONE. 7
Influence of Correspondence Noise and Spatial Scaling on the Upper Limit for Spatial Displacement in Fully-Coherent Random-Dot Kinematogram Stimuli
Tripathy S.;Shafiullah S.;Cox M. (2012) PLoS ONE. 7
High-capacity, transient retention of direction-of-motion information for multiple moving objects
Shooner C.;Tripathy S.;Bedell H.;Ögmen H. (2010) Journal of Vision. 10
Early age-related decline in the effective number of trajectories tracked in adult human vision
Kennedy G.;Tripathy S.;Barrett B. (2009) Journal of Vision. 9
Loss of positional information when tracking multiple moving dots: The role of visual memory
Narasimhan S.;Tripathy S.;Barrett B. (2009) Vision Research. 49, 10-27.
On the effective number of tracked trajectories in amblyopic human vision
Tripathy S.;Levi D. (2008) Journal of Vision. 8
Attraction of flashes to moving dots.
Yilmaz, O.; Tripathy, Srimant P.; Patel, S.S.; Ogmen, Haluk (2007)
On the effective number of tracked trajectories in normal human vision.
Tripathy, Srimant P.; Narasimhan, Sathyasri; Barrett, Brendan T. (2007)
Misperceptions of trajectories of dots moving through the blind spot.
Tripathy S.;Barrett B. (2006) Perception. 35, 137-142.
Is the ability to identify deviations in multiple trajectories compromised by amblyopia?
Tripathy, Srimant P.; Levi, D.M. (2006)
Severe loss of positional information when detecting deviations in multiple trajectories
Tripathy, Srimant P.; Barrett, Brendan T. (2004)
Severe loss of positional information when tracking multiple dots
Tripathy S. (2003) Journal of Vision. 3
Effects of jitter and displacement size on performance in random dot kinematograms
Syed N.;Tripathy S. (2003) Journal of Vision. 3
The extent of crowding in peripheral vision does not scale with target size
Tripathy, Srimant P.; Cavanagh, P. (2002)
Correspondence noise and dmin in random-dot kinematograms
Tripathy S. (2002) Journal of Vision. 2
Reviews (1)
Last but not least
Tripathy S.;Barrett B. (2003) Perception.