Visual Processing Laboratory

• Barraza JF. and Grzywacz NM. (2004). Parametric Measurements of Optic Flow. In Optic Flow and Beyond by Vaina LM. and Beardsley SA. and Rushton, SK. (Editors), Kluwer Academic Publishers, 249-271.
• Lee EJ, Kim HJ, Lim EJ, Kim IB, Moon JI, Oh SJ, Rickman DW, Chun MH. AII amacrine cells in the mammalian retina show Disabled-1 immunoreactivity. J Comp Neurol. 2004 470: 372-81.

2003

• Vaina LM. Grzywacz NM. Saiviroonporn P. LeMay M. Bienfang DC. Cowey A. (2003). Can spatial and temporal motion integration compensate for deficits in local motion mechanisms? Neuropsychologia. 41, 1817-1836.
• Balboa RM. Grzywacz NM. (2003). Power Spectra and Distribution of Contrasts of Natural Images from Different Habitats. Vision Res. 43, 2527-2537.
• Grzywacz NM. De Juan J. (2003). Sensory Adaptation as Kalman Filtering: Theory and Illustration with Contrast Adaptation. Network: Comput. Neural Syst. 14, 465-482.
• Barraza JF. Grzywacz NM. (2003). Local Computation of Angular Velocity in Rotational Visual Motion. Journal of the Optical Society of America, A, 20, 1382-1390.
• Grzywacz NM. Merwine DK. (2003). Neural Basis of Motion Perception. Encyclopedia of Cognitive Science, Vol. 3, 86-98. Macmillan Press, Cambridge, United Kingdom.
• Grzywacz NM. Merwine DK. (2003). Directional Selectivity. Handbook of Brain Theory and Neural Networks, Second Edition, M.A. Arbib (Ed.), 353-357. MIT Press, Cambridge, Massachusetts, USA.
• Grzywacz NM. Merwine DK. (2003). Neural Basis of Motion Perception. Encyclopedia of Cognitive Science, Vol. 3, 86-98. Macmillan Press, Cambridge, United Kingdom.
• Grzywacz NM. Merwine DK. (2003). Directional Selectivity. Handbook of Brain Theory and Neural Networks, Second Edition, M.A. Arbib (Ed.), 353-357. MIT Press, Cambridge, Massachusetts, USA.
• Lee EJ, Han JW, Kim HJ, Kim IB, Oh SJ, Chun MH. The immunocytochemical localization of connexin 36 at rod and cone gap junctions in the guinea pig retina.Eur J Neurosci.2003. 18: 2925-34.
• Lee EJ, Kim HJ, Kim IB, Park JH, Oh SJ, Rickman DW, Chun MH. Morphological analysis of disabled 1 immunoreactive amacrine cells in the guinea pig retina.J Comp Neurol. 2003. 466: 240-250.
• Kim IB, Lee EJ, Kang TH, Chung JW, Chun MH. Hyperpolarization-activated Cyclic Nucleotide-gated Cation Channel 1(HCN1) Immunoreactive Neurons in the Rabbit Retina. J Comp Neurol. 2003. 467: 389-402
• Lee EJ, Kim KY, Gu TH, Moon JI, Kim IB, Lee MY, Oh SJ, Chun MH. Neuronal nitric oxide synthase is expressed in the axotomized ganglion cells of the rat retina.Brain Res. 2003. 986:174-80.
• Lee EJ, Kim IB, Lee E, Kwon SO, Oh SJ, Chun MH. Differential expression and cellular localization of doublecortin in the developing rat retina. Eur J Neurosci. 2003. 17:1542-48.

2002

• Garcia M. Grzywacz NM. De Juan, J. (2002). Interocular Effect of Intravitreal Injection of 6-Hydroxydopamine and Dopamine on Spinule Formation in Teleost Retina. Histology and Histopatholgy,17:721-729.
• Barraza, JF. Grywacz, NM. (2002). Measurement of angular velocity in the perception of rotation. Vision Research, 42:2457-2462.
• Barraza, JF. Grzywacz, NM. (2002). Temporal Coherence in Visual Rotation. Vision Research, 42:2463-2469.
• Grzywacz NM. Balboa RM. Tyler CW. (2002). Reply to a Letter by Ruderman. Vision Research, 42:2803-2805.
• Grzywacz NM. Balboa RM. (2002). A bayesian framework for sensory adaptation. Neural Computation. 14, 543-59.
• Kim KY, Moon JI, Lee EJ, Lee YJ, Kim IB, Park CK, Oh SJ, Chun MH. The effect of L-arginine, a nitric oxide synthase substrate, on retinal cell proliferation in the postnatal rat. Dev Neurosci. 2002. 24:313-21.
• Kim IB, Lee EJ, Oh SJ, Park CB, Pow DV, Chun MH. Light and electron microscopic analysis of aquaporin 1-like-immunoreactive amacrine cells in the rat retina.J Comp Neurol. 2002 452:178-91.
• Lee EJ, Shon WH, Kim IB, Kwon SO, Oh SJ, Chun MH. Localization of CD15 immunoreactivity in the rat retina. Cell Tissue Res.2002 310:131-6.
• Oh SJ, Kim KY, Lee EJ, Park SJ, Kwon SO, Jung CS, Lee MY, Chun MH. Inhibition of nitric oxide synthase induces increased production of growth-associated protein 43 in the developing retina of the postnatal rat.Brain Res Dev Brain Res. 2002 136:179-83.
• Oh SJ, D'Angelo I, Lee EJ, Chun MH, Brecha NC. Distribution and synaptic connectivity of neuropeptide Y-immunoreactive amacrine cells in the rat retina. J Comp Neurol. 2002 446:219-34.
• Lee EJ, Park SH, Kim IB, Kang WS, Oh SJ, Chun MH. Light- and electron-microscopic analysis of vasoactive intestinal polypeptide-immunoreactive amacrine cells in the guinea pig retina.J Comp Neurol.2002 445:325-35.
• Lee EJ, Min DS, Lee MY, Chung JW, Chun MH, Oh SJ. Related Articles, Links Differential expression of phospholipase D1 in the developing retina. Eur J Neurosci. 2002 15:1006-12.
• Shattuck D.W. Rapela J. Asma E. Chatziioannou A. Qi J. Leahy R.M. (2002). Internet2-based 3D PET Image Reconstruction using a PC Cluster. Phys. Med. Biol. 47 2785-2795.

2001

• Balboa RM. Tyler CW. Grzywacz NM. (2001). Occlusions contribute to scaling in natural images. Vision Research, 41(7):955-64.
• Kang WS, Lim MY, Lee EJ, Kim IB, Oh SJ, Brecha NC, Park CB, Chun MH.Light- and electron-microscopic analysis of neuropeptide Y-immunoreactive amacrine cells in the guinea pig retina. Cell Tissue Res. 2001 306:363-71.
• Lee EJ, Min DS, Kang WS, Lee MY, Oh SJ, Chun MH. The expression and cellular localization of phospholipase D1 in the rodent retina. Brain Res. 2001 905:240-4.
• Kim IB, Lee EJ, Moon JI, Chun MH. Morphological analysis of CD15-immunoreactive neurons in the guinea pig retina. Cell Tissue Res. 2001 304:1-10.
• Rapela J. (2001). Automatically Combining Ranking Heuristics for HTML Documents. Proceedings of the Third International Workshop on Web Information and Data Management, 61-67, ACM Press, NY, USA.

2000

• Ascher D. Grzywacz NM. (2000). A Bayesian model for the measurement of visual velocity. Vision Research.40(24):3427-34.
• Balboa RM. Grzywacz NM. (2000). Occlusions and their relationship with the distribution of contrasts in natural images. Vision Research.40(19):2661-9.
• Verghese P. McKee SP. Grzywacz NM. (2000 Sep). Stimulus configuration determines the detectability of motion signals in noise. Journal of the Optical Society of America,A, Optics, Image Science, & Vision. 7(9):1525-34.
• Burgi PY. Yuille AL. Grzywacz NM. (2000 Aug). Probabilistic motion estimation based on temporal coherence. Neural Computation.12(8):1839-67.
• Balboa RM. Grzywacz NM. (2000 Jul). The minimal local-asperity hypothesis of early retinal lateral inhibition. Neural Computation.12(7):1485-517.
• Ascher D. Grzywacz NM. (2000). A Bayesian model of temporal frequency masking. Vision Research. 40(16):2219-32.
• Balboa RM. Grzywacz. NM. (2000). The minimal local-aperity hypothesis of early retinal lateral inhibition. Neural Computation. 12, 1485-517.
• Grzywacz NM. Sernagor E. (2000 Mar-Apr). Spontaneous activity in developing turtle retinal ganglion cells: statistical analysis. Visual Neuroscience, 17(2):229-241.
• Nguyen LT. Grzywacz NM. (2000 May 15). Colocalization of choline acetyltransferase and gamma-aminobutyric acid in the developing and adult turtle retinas. Journal of Comparative Neurology. 420(4):527-38.
• Nguyen LT. De Juan J. Mejia M. Grzywacz NM. (2000 May 15). Localization of choline acetyltransferase in the developing and adult turtle retinas. Journal of Comparative Neurology. 420(4):512-26.
• Balboa RM. Grzywacz NM. (2000 Jan-Feb). The role of early retinal lateral inhibition: more than maximizing luminance information. Visual Neuroscience. 17(1):77-89.
• Kim IB, Lee EJ, Kim MK, Park DK, Chun MH. Choline acetyltransferase-immunoreactive neurons in the developing rat retina. J Comp Neurol. 2000 427:604-16.

1999

• Sernagor E. Grzywacz NM. (1999 May 15). Spontaneous activity in developing turtle retinal ganglion cells: pharmacological studies. Journal of Neuroscience. 19(10):3874-87.
• Verghese P. Watamaniuk SN. McKee SP. Grzywacz NM. (1999 Jan). Local motion detectors cannot account for the detectability of an extended trajectory in noise. Vision Research. 39(1):19-30.
• Oh SJ, Kim IB, Lee EJ, Kim KY, Kim HI, Chun MH. Immunocytological localization of dopamine in the guinea pig retina.Cell Tissue Res. 1999 298:561-5.
• Kim IB, Lee EJ, Kim KY, Ju WK, Oh SJ, Joo CK, Chun MH. Immunocytochemical localization of nitric oxide synthase in the mammalian retina. Neurosci Lett. 1999 267:193-6.

1998

• Grzywacz NM. Amthor FR. Merwine DK. (1998 Oct 15). Necessity of acetylcholine for retinal directionally selective responses to drifting gratings in rabbit. Journal of Physiology. 512 (Pt 2):575-81.
• Merwine DK. Grzywacz NM. Tjepkes DS. Amthor FR. (1998 Nov-Dec). Non-monotonic contrast behavior in directionally selective ganglion cells and evidence for its dependence on their GABAergic input. Visual Neuroscience. 15(6):1129-36.
• Grzywacz NM. Merwine DK. Amthor FR. (1998 Nov-Dec). Complementary roles of two excitatory pathways in retinal directional selectivity. Visual Neuroscience. 15(6):1119-27.
• Burgi PY. Grzywacz NM. (1998 Sep). A biophysical model for the developmental time course of retinal orientation selectivity. Vision Research. 38(18):2787-800.
• Yuille AL. Grzywacz NM. (1998). A Theoretical Framework for Visual Motion. High-Level Motion Processing-Computational, Neurbiological, and Psychophysical Perspectives, T. Watanabe (Ed.) 187-211. MIT Press, Cambridge, Massachusetts.
• Grzywacz NM. Amthor FR. Merwine DK. (1998 Oct 15). Necessity of acetylcholine for retinal directionally selective responses to drifting gratings in rabbit. Journal of Physiology. 512 (Pt 2):575-81.
• Merwine DK. Grzywacz NM. Tjepkes DS. Amthor FR. (1998 Nov-Dec). Non-monotonic contrast behavior in directionally selective ganglion cells and evidence for its dependence on their GABAergic input. Visual Neuroscience. 15(6):1129-36.
• Grzywacz NM. Merwine DK. Amthor FR. (1998 Nov-Dec). Complementary roles of two excitatory pathways in retinal directional selectivity. Visual Neuroscience. 15(6):1119-27.
• Pettet MW. McKee SP. Grzywacz NM. (1998 Mar). Constraints on long range interactions mediating contour detection. Vision Research. 38(6):865-79.
• Grzywacz NM. Burgi PY. (1998 Apr 1). Toward a biophysically plausible bidirectional Hebbian rule. Neural Computation. 10(3):499-520.

1997

• Grzywacz NM. Tootle JS. Amthor FR. (1997 Jan-Feb). Is the input to a GABAergic or cholinergic synapse the sole asymmetry in rabbit's retinal directional selectivity? Visual Neuroscience. 14(1):39-54.
• Burgi PY. Grzywacz NM. (1997 Apr 1). Possible roles of spontaneous waves and dendritic growth for retinal receptive field development. Neural Computation. 9(3):533-53.
• Grzywacz NM. Tootle JS. Amthor FR. (1997). Is the input to a GABAergic or cholinergic synapse the sole asymmetry in rabbit's retinal directional selectivity? Visual Neuroscience, 14:39-54.

1996

• Sernagor E. Grzywacz NM. (1996 Nov 1). Influence of spontaneous activity and visual experience on developing retinal receptive fields. Current Biology. 6(11):1503-8.
• Smith RD. Grzywacz NM. Borg-Graham LJ. (1996 May-Jun). Is the input to a GABAergic synapse the sole asymmetry in turtle's retinal directional selectivity? Visual Neuroscience. 13(3):423-39.
• Amthor FR. Grzywacz NM. Merwine DK. (1996). Extra-receptive-field motion facilitation in on-off directionally selective ganglion cells of the rabbit retina. Vis Neurosci.13:303-9.

1995

• Grzywacz NM. Watamaniuk SN. McKee SP. (1995). Temporal coherence theory for the detection and measurement of visual motion. Vision Res35: 3183-203.
• Merwine DK. Amthor FR Grzywacz NM. (1995). Interaction between center and surround in rabbit retinal ganglion cells. J Neurophysiol 73:1547-67.
• Sernagor E. Grzywacz NM. (1995). Emergence of complex receptive field properties of ganglion cells in the developing turtle retina. J Neurophysiol 73:1355-64.
• Watamaniuk SN. McKee SP. Grzywacz NM. (1995). Detecting a trajectory embedded in random-direction motion noise. Vision Res. 35:65-77.
• Merwine DK. Amthor FR Grzywacz NM. (1995). Interaction between center and surround in rabbit retinal ganglion cells. J Neurophysiol 73:1547-67.

1994

• Burgi PY. Grzywacz NM. (1994). Model based on extracellular potassium for spontaneous synchronous activity in developing retinas. Neural Computation 6, 983-1004.
• Burgi PY. Grzywacz NM. (1994). Model for the pharmacological basis of spontaneous synchronous activity in developing retinas. J. Neurosci. 14:7426-39.
• Vaina LM. Grzywacz NM. Kikinis R. (1994). Segregation of computations underlying perception of motion discontinuity and coherence. Neuroreport, 5: 2289-94.
• Grzywacz NM. Amthor FR. Merwine DK. (1994). Directional hyperacuity in ganglion cells of the rabbit retina. Vis. Neurosci. 11:1019-25.

1993

• Grzywacz NM. Amthor FR. (1993). Facilitation in ON-OFF directionally selective ganglion cells of the rabbit retina. J. Neurophysiol. 69:2188-99.
• Amthor FR. Grzywacz NM. (1993). Inhibition in ON-OFF directionally selective ganglion cells of the rabbit retina. J. Neurophysiol. 69: 2174-87.
• Watamaniuk SN. Grzywacz NM. Yuille AL. (1993). Dependence of speed and direction perception on cinematogram dot density. Vision Res. 33:849-59.
• Amthor FR. Grzywacz NM. (1993). Directional selectivity in vertebrate retinal ganglion cells. Rev. Oculomot. Res. 5:79-100.

1992

• Grzywacz NM. Hillman P. Knight BW. (1992). The amplitudes of unit events in Limulus photoreceptors are modulated from an input that resembles the overall response. Biol. Cybern. 66:437-41.
• Grzywacz NM. Hillman P. Knight BW. (1992). Response transfer functions of Limulus ventral photoreceptors: interpretation in terms of transduction mechanisms. Biol. Cybern. 66:429-35.

1991

• Amthor FR. Grzywacz NM. (1991). Nonlinearity of the inhibition underlying retinal directional selectivity. Vis. Neurosci. 6:197-206.

1990

• Hildreth EC. Grzywacz NM. Adelson EH. Inada VK. (1990). The perceptual buildup of three-dimensional structure from motion. Percept. Psychophys. 48:19-36.
• Grzywacz NM. Yuille AL. (1990). A model for the estimate of local image velocity by cells in the visual cortex. Proc R Soc Lond B Biol Sci. 239:129-61.
• Grzywacz NM. Amthor FR. Mistler LA. (1990). Applicability of quadratic and threshold models to motion discrimination in the rabbit retina. Biol. Cybern. 64:41-9.

1989

• Yuille AL. Grzywacz NM. (1989). A computational theory for the perception of coherent visual motion. Nature, 333:71-4.

1988

• Yuille AL. Grzywacz NM. (1988). Directional hyperacuity in ganglion cells of the rabbit retina. Vis. Neurosci. 11:1019-25.
• Grzywacz NM. Hillman P. Knight BW. (1988). The quantal source of area supralinearity of flash responses in Limulus photoreceptors. J. Gen. Physiol. 91:659-84.
• Grzywacz NM. Hillman P. (1988). Biophysical evidence that light adaptation in Limulus photoreceptors is due to a negative feedback. Biophys. J. 53:337-48.
• Grzywacz NM. Yuille AL. (1988). Massively parallel implementations of theories for apparent motion. Spat. Vis. 3:15-44.

1987

• Grzywacz NM. Hildreth EC. (1987). Incremental rigidity scheme for recovering structure from motion: position-based versus velocity-based formulations. J Opt Soc Am, A 4:503-18.
• Grzywacz NM. Koch C. (1987). Functional properties of models for direction selectivity in the retina. Synapse, 1:417-34.

1985

• Grzywacz NM. Hillman P. (1985). Statistical test of linearity of photoreceptor transduction process: Limulus passes, others fail. Proc Natl Acad Sci USA, 82: 232-5.