Colin Godfrey Ellard - Publications

Affiliations: 
University of Waterloo, Waterloo, ON, Canada 
Area:
visual system, navigation

46 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2015 Ehgoetz Martens KA, Ellard CG, Almeida QJ. Anxiety-provoked gait changes are selectively dopa-responsive in Parkinson's disease. The European Journal of Neuroscience. PMID 25899750 DOI: 10.1111/ejn.12928  1
2015 Ehgoetz Martens KA, Ellard CG, Almeida QJ. Does manipulating the speed of visual flow in virtual reality change distance estimation while walking in Parkinson's disease? Experimental Brain Research. 233: 787-95. PMID 25450453 DOI: 10.1007/s00221-014-4154-z  1
2015 Ellard C. Urban studies: Blueprint for a cooperative city Nature. 528: 330-331. DOI: 10.1038/528330a  1
2015 Ehgoetz Martens KA, Ellard CG, Almeida QJ. Virtually-induced threat in Parkinson's: Dopaminergic interactions between anxiety and sensory-perceptual processing while walking Neuropsychologia. DOI: 10.1016/j.neuropsychologia.2015.05.015  1
2015 Valtchanov D, Ellard CG. Cognitive and affective responses to natural scenes: Effects of low level visual properties on preference, cognitive load and eye-movements Journal of Environmental Psychology. 43: 184-195. DOI: 10.1016/j.jenvp.2015.07.001  1
2014 Ehgoetz Martens KA, Ellard CG, Almeida QJ. Does anxiety cause freezing of gait in Parkinson's disease? Plos One. 9: e106561. PMID 25250691 DOI: 10.1371/journal.pone.0106561  1
2014 Ehgoetz Martens KA, Ellard CG, Almeida QJ. A closer look at mechanisms underlying perceptual differences in Parkinson's freezers and non-freezers. Neuroscience. 274: 162-9. PMID 24857710 DOI: 10.1016/j.neuroscience.2014.05.022  1
2014 Barton KR, Valtchanov D, Ellard C. Seeing Beyond Your Visual Field: The Influence of Spatial Topology and Visual Field on Navigation Performance Environment and Behavior. 46: 507-529. DOI: 10.1177/0013916512466094  1
2014 Yoshioka Y, Ellard C. Walking speed in VR maze while central visual fields are restricted with synchronously moving black circles: Functions of central visual field in walking through VR space Lecture Notes in Computer Science (Including Subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). 8532: 212-220. DOI: 10.1007/978-3-319-07515-0_22  1
2013 Ehgoetz Martens KA, Ellard CG, Almeida QJ. Dopaminergic contributions to distance estimation in Parkinson's disease: a sensory-perceptual deficit? Neuropsychologia. 51: 1426-34. PMID 23643554 DOI: 10.1016/j.neuropsychologia.2013.04.015  1
2013 Dzebic V, Perdue JS, Ellard CG. The influence of visual perception on responses towards real-world environments and application towards design Intelligent Buildings International. 5: 29-47. DOI: 10.1080/17508975.2013.807766  1
2012 Singh P, Ellard CG. Functional analysis of concealment: a novel application of prospect and refuge theory. Behavioural Processes. 91: 22-5. PMID 22643164 DOI: 10.1016/j.beproc.2012.05.003  1
2010 Valtchanov D, Barton KR, Ellard C. Restorative effects of virtual nature settings Cyberpsychology, Behavior, and Social Networking. 13: 503-512. DOI: 10.1089/cyber.2009.0308  1
2010 Valtchanov D, Ellard C. Exploring the restorative properties of urban and nature settings using virtual reality Proceedings of the 7th International Conference On Design and Emotion 1
2010 Ellard C, Valtchanov D, Perdue J, Seebohm T, Zanna M. A psychological approach to evidence-based architectural design in domestic spaces Proceedings of the 7th International Conference On Design and Emotion 1
2010 Valtchanov D, Ellard C. Physiological and affective responses to immersion in virtual reality: Effects of nature and urban settings Journal of Cyber Therapy and Rehabilitation. 3: 359-373.  1
2009 Ellard CG, Eller MC. Spatial cognition in the gerbil: computing optimal escape routes from visual threats. Animal Cognition. 12: 333-45. PMID 18956215 DOI: 10.1007/s10071-008-0193-9  1
2008 Ellard CG, Wagar LS. Plasticity of the association between visual space and action space in a blind-walking task. Perception. 37: 1044-53. PMID 18773727 DOI: 10.1068/p5798  1
2005 Clements KM, Girard TA, Ellard CG, Wainwright PE. Short-term memory impairment and reduced hippocampal c-Fos expression in an animal model of fetal alcohol syndrome. Alcoholism, Clinical and Experimental Research. 29: 1049-59. PMID 15976532 DOI: 10.1097/01.ALC.0000171040.82077.E  1
2005 Ellard CG, Byers RD. The influence of the behaviour of conspecifics on responses to threat in the Mongolian gerbil, Meriones unguiculatus Animal Behaviour. 70: 49-58. DOI: 10.1016/j.anbehav.2004.08.023  1
2004 Sun HJ, Campos JL, Young M, Chan GS, Ellard CG. The contributions of static visual cues, nonvisual cues, and optic flow in distance estimation. Perception. 33: 49-65. PMID 15035328  1
2004 Ellard CG. Visually guided locomotion in the gerbil: a comparison of open- and closed-loop control. Behavioural Brain Research. 149: 41-8. PMID 14739008 DOI: 10.1016/S0166-4328(03)00210-9  1
2003 Ellard CG, Shaughnessy SC. A comparison of visual and nonvisual sensory inputs to walked distance in a blind-walking task. Perception. 32: 567-78. PMID 12854643 DOI: 10.1068/p5041  1
2003 Campos JL, Young M, Chan GSW, Zhang DH, Ellard CG, Sun HJ. The contributions of nonvisual cues, static visual cues, and optic flow in distance estimation Journal of Vision. 3: 781a. DOI: 10.1167/3.9.781  1
2003 Thompson LS, Ellard CG, Moule KR. Landmark navigation in a virtual environment: Integrative contributions from global and local landmarks Journal of Vision. 3: 498a. DOI: 10.1167/3.9.498  1
2002 Ellard CG, Thompson LS. Plasticity in the sensorimotor associations used in a blind walking task Journal of Vision. 2: 422a. DOI: 10.1167/2.7.422  1
2002 Ellard CG. Evolutionary and intellectual antecedents of primate visual processing streams Behavioral and Brain Sciences. 25: 104. DOI: 10.1017/S0140525X02300025  1
2001 Dolomount RJ, Shankar S, Ellard CG. Estimating time-to-collision: Further investigations of an animal model Journal of Vision. 1: 190a. DOI: 10.1167/1.3.190  1
2000 Bigel MG, Ellard CG. The contribution of nonvisual information to simple place navigation and distance estimation: an examination of path integration. Canadian Journal of Experimental Psychology = Revue Canadienne De Psychologie ExpéRimentale. 54: 172-85. PMID 11021037  1
2000 Shankar S, Ellard C. Visually guided locomotion and computation of time-to-collision in the Mongolian gerbil (Meriones unguiculatus): The effects of frontal and visual cortical lesions Behavioural Brain Research. 108: 21-37. PMID 10680754 DOI: 10.1016/S0166-4328(99)00131-X  1
2000 Ellard CG. Landmark navigation in gerbils: The role of the posterior parietal cortex Psychobiology. 28: 325-338.  1
1998 Ellard CG. Comparative perspectives on multiple cortical visual systems. Neuroscience and Biobehavioral Reviews. 22: 173-80. PMID 9579309 DOI: 10.1016/S0149-7634(97)00006-7  1
1996 Ellard CG, Sharma L. The effects of cortical lesions on recognition of object context in a visuomotor task in the Mongolian gerbil. Behavioural Brain Research. 82: 13-22. PMID 9021066 DOI: 10.1016/S0166-4328(97)81104-7  1
1996 Ellard CG. Laboratory studies of antipredator behavior in the Mongolian gerbil (Meriones unguiculatus): factors affecting response attenuation with repeated presentations. Journal of Comparative Psychology (Washington, D.C. : 1983). 110: 155-63. PMID 8681529  1
1996 Ellard CG, Bigel MG. The use of local features and global spatial context for object recognition in a visuomotor task in the Mongolian gerbil Animal Learning and Behavior. 24: 310-317. DOI: 10.3758/BF03198979  1
1995 Ellard CG, Ilkov-Moor SS. The effects of lesions of anteromedial cortex on a ballistic visuomotor task in the Mongolian gerbil (Meriones unguiculatus). Behavioural Brain Research. 68: 53-6. PMID 7619305 DOI: 10.1016/0166-4328(94)00159-D  1
1993 Ellard CG. Organization of escape movements from overhead threats in the Mongolian gerbil (Meriones unguiculatus). Journal of Comparative Psychology (Washington, D.C. : 1983). 107: 242-9. PMID 8375143  1
1991 Ellard CG, Chapman DG, Cameron KA. Calibration of retinal image size with distance in the Mongolian gerbil: rapid adjustment of calibrations in different contexts. Perception & Psychophysics. 49: 38-42. PMID 2011451 DOI: 10.3758/BF03211614  1
1991 Ellard CG, Chapman DG. The effects of posterior cortical lesions on responses to visual threats in the Mongolian gerbil (Meriones unguiculatus). Behavioural Brain Research. 44: 163-7. PMID 1751007 DOI: 10.1016/S0166-4328(05)80021-X  1
1990 Goodale MA, Ellard CG, Booth L. The role of image size and retinal motion in the computation of absolute distance by the Mongolian gerbil (Meriones unguiculatus). Vision Research. 30: 399-413. PMID 2336799 DOI: 10.1016/0042-6989(90)90082-V  1
1990 Ellard CG, Stewart DJ, Donaghy S, Vanderwolf CH. Behavioural effects of neocortical and cingulate lesions in the Mongolian gerbil. Behavioural Brain Research. 36: 41-51. PMID 2302320 DOI: 10.1016/0166-4328(90)90158-B  1
1988 Ellard CG, Goodale MA. A functional analysis of the collicular output pathways: a dissociation of deficits following lesions of the dorsal tegmental decussation and the ipsilateral collicular efferent bundle in the Mongolian gerbil. Experimental Brain Research. 71: 307-19. PMID 3169166 DOI: 10.1007/BF00247491  1
1986 Ellard CG, Goodale MA, Scorfield DM, Lawrence C. Visual cortical lesions abolish the use of motion parallax in the Mongolian gerbil. Experimental Brain Research. 64: 599-602. PMID 3803494 DOI: 10.1007/BF00340498  1
1986 Ellard CG, Goodale MA. The role of the predorsal bundle in head and body movements elicited by electrical stimulation of the superior colliculus in the Mongolian gerbil. Experimental Brain Research. 64: 421-33. PMID 3803481 DOI: 10.1007/BF00340479  1
1985 Yeomans J, Mercouris N, Ellard C. Behaviorally measured refractory periods are lengthened by reducing electrode tip exposure or raising current Behavioral Neuroscience. 99: 913-928. PMID 3843308 DOI: 10.1037//0735-7044.99.5.913  1
1984 Ellard CG, Goodale MA, Timney B. Distance estimation in the Mongolian gerbil: the role of dynamic depth cues. Behavioural Brain Research. 14: 29-39. PMID 6518079 DOI: 10.1016/0166-4328(84)90017-2  1
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