Dov Sagi

MEDLINE abstracts.

List of Publications:

  1. D. Sagi and S. Hochstein (1983) Discriminability of suprathreshold compound spatial frequency gratings. Vision Research, 23, 1595-1606.
  2. D. Sagi and S. Hochstein (1984) The contrast dependence of spatial frequency channel interactions. Vision Research, 24, 1357-1365.
  3. D. Sagi and S. Hochstein (1985) Lateral inhibition between spatially adjacent spatial frequency channels? Perception & Psychophysics, 37, 315-322.
  4. D. Sagi and B. Julesz (1985) Detection versus Discrimination of Visual Orientation. Perception, 14, 619-628.
  5. D. Sagi and B. Julesz (1985) Fast noninertial shifts of attention. Spatial Vision, 1, 141-149.
  6. D. Sagi and B. Julesz (1985) ``Where" and ``What" in Vision. Science, 228, 1217-1219.
  7. D. Sagi and B. Julesz (1986) Enhanced detection in the aperture of focal attention. Nature, 321, 693-695.
  8. D. Sagi and B. Julesz (1987) Short-Range Limitation on Detection of Feature Differences. Spatial Vision, 2, 39-49.
  9. M. Dick, S. Ullman and D. Sagi (1987) Parallel and serial processes in motion detection. Science, 237, 400-402.
  10. D. Sagi (1988) The combination of spatial frequency and orientation is effortlessly perceived. Perception & Psychophysics, 43, 601-603.
  11. I. Fogel and D. Sagi (1989) Gabor filters as texture discriminator. Biological Cybernetics, 61, 103-113.
  12. D.C. Van Essen, E.A. DeYoe, J. Olavarria, J. Knierim, J. Fox, D. Sagi and B. Julesz (1989) Neural responses to static and moving texture patterns in visual cortex of the Macaque monkey. In D.M.K. Lam and C. Gilbert (Eds.), Neural Mechanisms of Visual Perception (pp. 137-154) . The Woodlands, Texas: Portfolio Publishing.
  13. D. Sagi (1990) Detection of an orientation singularity in Gabor textures: Effect of signal density and spatial-frequency. Vision Research, 30, 1377-1388.
  14. J. Braun and D. Sagi (1990) Vision outside the focus of attention. Perception & Psychophysics, 48, 45-58.
  15. B.S. Rubenstein and D. Sagi (1990) Spatial variability as a limiting factor in texture discrimination tasks: Implication for performance asymmetries. Journal of the Optical Society of America A, 7,1632-1643.
  16. D.J. Amit, D. Sagi and M. Usher (1990) Architecture of Attractor Neural Networks Performing Cognitive Fast Scanning. Network, 1, 189-216.
  17. D. Sagi (1991) Spatial filters in texture segmentation tasks. In B. Blum (Ed.) , Channels in the visual nervous system: Neurophysiology, Psychophysics and Models (pp. 397-424) . London: Freund Publishers.
  18. A. Karni and D. Sagi (1991) Where practice makes perfect in texture discrimination: Evidence for primary visual cortex plasticity. Proceedings of the National Academy of Sciences USA, 88,4966-4970.
  19. M. Dick, S. Ullman and D. Sagi (1991) Short- and Long- Range processes in Structure-From-Motion. Vision Research, 31, 2025-2028.
  20. J. Braun and D. Sagi (1991) Texture-based tasks are little affected by a second task which requires peripheral or central attentive fixation. Perception, 20, 483-500.
  21. D. Horn, D. Sagi and M. Usher (1991) Segmentation, Binding and Illusory Conjunctions. Neural Computations, 3, 510-525.
  22. Y. Adini and D. Sagi (1992) Parallel processes within the ``spot-light'' of attention. Spatial Vision, 6, 61-77.
  23. M. Barchilon Ben-Av, D. Sagi and J. Braun (1992) Visual attention and perceptual grouping. Perception & Psychophysics, 52 (3) , 277-294.
  24. U. Polat and D. Sagi (1993) Lateral interactions between spatial channels: suppression and facilitation revealed by lateral masking experiments. Vision Research, 33, 993-997.
  25. A. Karni and D. Sagi (1993) The time course of learning a visual skill. Nature, 365,250-252.
  26. B.S. Rubenstein and D. Sagi (1993) Effects of foreground scale in texture discrimination tasks: Performance is size, shape, and content specific. Spatial Vision, 7, 293-310.
  27. D. Sagi (1993) Perceptual learning in preattentive vision. In O. Hikosaka, S. Yamagishi & S. Ebashi (Eds.), Dynamics of Perception, Biomedical Research Foundation, Tokyo. (Also as: Biomedical Research, 14, Supplement 4,75-82.)
  28. U. Polat and D. Sagi (1994) The architecture of perceptual spatial interactions. Vision Research, 34, 73-78.
  29. U. Polat and D. Sagi (1994) Spatial interactions in human vision: from near to far via experience dependent cascades of connections. Proceedings of the National Academy of Sciences USA, 91,1206-1209.
  30. A. Karni, D. Tanne, B.S. Rubenstein, J.J.M.Askenasy and D. Sagi (1994) Dependence on REM sleep of overnight improvement of a perceptual skill. Science, 265, 679-682.
  31. D. Sagi and D. Tanne (1994) Perceptual learning: Learning to see. Current Opinion in Neurobiology, 4, 195-199.
  32. A. Karni and D. Sagi (1995) A memory system in the adult visual cortex. In B. Julesz and I. Kovács (Eds.), Maturational Windows and Adult Cortical Plasticity, SFI Studies in the Sciences of Complexity,Vol XXIV (pp 1-15). Addison-Wesley, Reading MA.
  33. U. Polat and D. Sagi (1995) Plasticity of spatial interactions in early vision. In B. Julesz & I. Kovács (Eds.), Maturational Windows and Adult Cortical Plasticity, SFI Studies in the Sciences of Complexity, Vol XXIV (pp 111-125). Addison-Wesley, Reading MA.
  34. D. Sagi (1995) The psychophysics of texture segmentation. In T.V. Papathomas, C. Chubb, A. Gorea and E. Kowler (Eds.), Early Vision and Beyond (pp 69-78). MIT Press, Cambridge, MA.
  35. M. Barchilon Ben-Av and D. Sagi (1995) Perceptual grouping by similarity and proximity: Experimental results can be predicted by intensity autocorrelations. Vision Research, 35, 853-866.
  36. A.Ishai and D. Sagi (1995) Common Mechanisms of Visual Imagery and Perception. Science, 268, 1772-1774.
  37. B.S. Rubenstein and D. Sagi (1996) Preattentive texture segmentation: The role of line terminators, size, and filter wavelength. Perception & Psychophysics, 58, 489-509.
  38. B. Zenger and D. Sagi (1996) Isolating excitatory and inhibitory non-linear spatial interactions involved in contrast detection. Vision Research, 36, 2497-2513. [Published Erratum appears in Vision Research 37, 255.]
  39. D. Sagi (1996) Early vision: Images, context and memory. In A. Aertsen and V. Braitenberg (Eds) Brain Theory: Biological Basis and Computational Theory of Vision (pp 1-17). Elsevier Science Publ Amesterdam.
  40. U. Polat, A. M.Norcia, and D. Sagi (1996) The pattern and functional significance of long-range interactions in human visual cortex. In Joseph Sirosh, Risto Miikkulainen, and Yoonsuck Choe, editors, Lateral Interactions in the Cortex: Structure and Function. The UTCSNeural Networks Research Group, Austin, TX. Electronic book, ISBN0-9647060-0-8, http://www.cs.utexas.edu/users/nn/web-pubs/htmlbook96.
  41. U. Polat, D. Sagi and A. M. Norcia (1997) Abnormal long-range spatial interactions in amblyopia. Vision Research, 37, 737-744.
  42. A.Ishai and D. Sagi (1997) Visual imagery facilitates visual perception: psychophysical evidence. Journal of Cognitive Neuroscience , 9, 476-489.
  43. A. Ishai and D. Sagi (1997) Visual Imagery: Effects of Short-Term and Long-Term Memory. Journal of Cognitive Neuroscience, 9, 734-742.
  44. A. Dorais and D. Sagi (1997) Contrast masking effects change with practice. Vision Research, 37, 1725-1733.
  45. Y. Adini, D. Sagi and M. Tsodyks (1997) Excitatory-Inhibitory Network in the Visual Cortex: Psychophysical Evidence. Proceedings of the National Academy of Sciences USA, 94,10426-10431.
  46. M. Pavlovskaya, D. Sagi, N. Soroker and H. Ring (1997) Visual extinction and cortical connectivity. Cognitive Brain Research, 6, 159-162.
  47. A.Ishai and D. Sagi (1998) Visual Imagery and Visual Perception: The Role of Memory and Conscious Awareness.In Hameroff et al, Eds. "Toward a Study of Consciousness II" (pp 321-328), MIT Press, Cambridge, MA.
  48. Y. Tanaka and D. Sagi (1998) Long-lasting, long-range detection facilitation. Vision Research, 38, 2591-2599.
  49. Y. Bonneh and D. Sagi (1998) Effects of Spatial Configuration on Contrast Detection. Vision Research, 38, 3541-3553.
  50. Y. Tanaka and D. Sagi (1998) A perceptual memory for low contrast visual signals. Proceedings of the National Academy of Sciences USA, 95, 12729-12733.
  51. Y.Bonneh and D. Sagi (1999) Configuration Saliency Revealed by Short Duration Binocular Rivalry. Vision Research, 39, 271-281.
  52. M. Usher, Y. Bonneh, D. Sagi and M. Herrman (1999) Mechanisms for Spatial Integration in Visual Detection: A Model Based on Lateral Interactions. Spatial Vision, 12, 187-210 .
  53. Y. Bonneh and D. Sagi (1999) Contrast Integration Across Space., Vision Research, 39,2597-2602.
  54. A. Popple and D. Sagi (2000) A Fraser illusion without local cues? Vision Research, 40, 873-878.
  55. Y. Tanaka and D. Sagi (2000) Attention and short-term memory in contrast detection. Vision Research, 40, 1089-1100.
  56. A. Gorea and D. Sagi (2000) Failure to handle more than one internal representation in visual detection tasks. Proceedings of the National Academy of Sciences USA, 97,12380-12384.
  57. M. Pavlovskaya, D. Sagi and N. Soroker (2000) Contrast dependence of perceptual grouping in brain-damaged patients with visual extinction. Spatial Vision, 13, 403-414 .
  58. Y.Bonneh, D. Sagi and A. Karni (2001) A transition between eye and object rivalry determined by stimulus coherency. Vision Research, 41, 981-989.
  59. Y.Bonneh, A. Cooperman and D. Sagi (2001) Motion induced blindness in normal observers. Nature, 411, 798-801. DEMO
  60. Y. Adini and D. Sagi (2001) Recurrent networks in human visual cortex: Psychophysical evidence. Journal of the Optical Society America A, 18, 2228-2236.
  61. E. Freeman, D. Sagi and J. Driver (2001) Lateral Interactions between Targets and Flankers in Low-Level Vision Require Attention to the Flankers. Nature Neuroscience, 4, 1032-1036.
  62. A. Gorea and D. Sagi (2001) Disentangling Signal From Noise in Visual Contrast Discrimination. Nature Neuroscience, 4, 1146-1150.
  63. E. Freeman, J. Driver and D. Sagi (2002) Psychophysical measurement of attentional modulation in low-level vision using the lateral-interactions paradigm. In V. Cantoni, M. Marinaro and A. Petrosino (Eds.) Visual Attention Mechanisms. Plenum Press, NY.
  64. B. Zenger and D. Sagi (2002) Plasticity of low level visual networks In M. Fahle and T. Poggio (Eds.), Textbook on `Perceptual Learning' (pp 177-196). MIT press, Boston
  65. Y. Adini, D. Sagi and M. Tsodyks (2002) Context enabled learning in the human visual system. Nature, 415,790-793.
  66. A. Gorea and D. Sagi (2002) False alarms? A reply to Kontsevich et al. Nature Neuroscience, 5, 707-708.
  67. A. Gorea and D. Sagi (2002) Natural extinction: A criterion shift phenomenon. Visual Cognition, 9, 913-936.
  68. E. Freeman, J. Driver, D. Sagi and Z. Li (2003) Top-down modulation of lateral interactions in early vision: does attention affect integration of the whole, or just perception of the parts? Current Biology, 13, 985-989.
  69. E. Freeman,D. Sagi and J. Driver (2004) Configuration-Specific Attentional Modulation of Flanker-Target Lateral Interactions. Perception, 33, 181-194.
  70. U. Polat, T. Ma-Naim, M. Belkin and D. Sagi (2004) Improving vision in adult amblyopia by perceptual learning. Proceedings of the National Academy of Sciences USA, 101, 6692-6697.
  71. M. Tsodyks, Y. Adini and D. Sagi (2004) Associative learning in early vision. Neural Networks, 17, 823-832. Erratum in Volume 17, Issue 10, 2004, Page 1495.
  72. Y. Adini, A. Wilkonski, R. Haspel, M. Tsodyks, and D.Sagi (2004) Perceptual learning in contrast discrimination: The effect of contrast uncertainty. Journal of Vision, 14, 993-1005.
  73. A. Gorea and D. Sagi (2004) On decision and attention. In: Itti, Rees and Tsotso (Eds), Neurobiology of Attention. Academic press / Elsevier.
  74. Y. Bonneh , D. Sagi and U. Polat (2004) Local and non-local deficits in amblyopia: acuity and spatial interactions. Vision Research, 44, 3099-3110.
  75. U. Polat, Y. Bonneh , T. Ma-Naim, M. Belkin, and D. Sagi (2005) Spatial interactions in amblyopia: effects of stimulus parameters and amblyopia type. Vision Research, 45, 1471-1479.
  76. R. Shani and D. Sagi (2005) Eccentricity effects on lateral interactions. Vision Research, 45,2009-2024.
  77. A. Gorea , F. Caetta and D. Sagi (2005) Criteria interactions across visual attributes. Vision Research, 45, 2523-2032.
  78. M. Katkov, M. Tsodyks and D. Sagi (2006) Singularities in the inverse modeling of 2AFC contrast discrimination data. Vision Research, 46, 259-266. Erratum in Volume 46, 2006, Page 2157.
  79. U. Polat and D. Sagi (2006) Temporal asymmetry of collinear lateral interactions. Vision Research, 46, 953-960.
  80. M. Katkov, M. Tsodyks and D. Sagi (2006) Analysis of a two-alternative force-choice Signal Detection Theory model. J Math Psychol, 50, 411-420.
  81. R. Shani and D. Sagi (2006) Psychometric curves of lateral interactions. Spatial Vision, 19, 413-426.
  82. B. Blumenfeld, S. Preminger, D. Sagi and M. Tsodyks (2006) Dynamics of Memory Associations in Networks with Novelty-Facilitated Synaptic Plasticity. Neuron, 52, 383-394.
  83. N. Censor, A. Karni and D. Sagi (2006) A link between perceptual learning, adaptation and sleep. Vision Research, 46, 4071-4074.
  84. T. Livne and D. Sagi (2007) Configuration influence on crowding. Journal of Vision , 7(2):4, 1-12.
  85. S. Preminger, D. Sagi and M. Tsodyks (2007) The effects of perceptual history on memory of visual objects. Vision Research, 47, 965-973.
  86. N. Ofen, A. Moran and D. Sagi (2007) Effects of trial repetition in texture discrimination. Vision Research, 47, 1094-1102.
  87. Y.S. Bonneh , D. Sagi and U. Polat (2007) Spatial and temporal crowding in Amblyopia. Vision Research, 47, 1950-1962.
  88. M. Katkov, M. Tsodyks and D. Sagi (2007) Singularities explained: response to Klein. Vision Research, 47, 2918-2922.
  89. U. Polat and D. Sagi (2007) The relationship between the subjective and objective aspects of visual filling-in. Vision Research, 47, 2473-2481.
  90. M. Katkov, M. Tsodyks and D. Sagi (2007) Inverse modeling of human contrast response. Vision Research, 47, 2855-2867.
  91. D. Sagi (2008) Contextual interactions in visual perception. In Larry R. Squire, Editor-in-Chief, Encyclopedia of Neuroscience, Academic Press, Oxford.
  92. N. Censor and D. Sagi (2008) Benefits of efficient consolidation: Short training enables long-term resistance to perceptual adaptation induced by intensive testing. Vision Research, 48, 970-977.
  93. T.H. Donner, D. Sagi, Y.S. Bonneh and D.J. Heeger (2008) Opposite neural signatures of Motion-Induced Blindness in human dorsal and ventral visual cortex. J Neuroscience, 28, 10298-310.
  94. Y.S. Bonneh, D. Sagi, A. Gorea, N. Soroker, J. Treger, and M. Pavlovskaya (2008) When they see, they see it almost right: Normal subjective experience of detected stimuli in spatial neglect. Neuroscience Letters, 448, 51-55.
  95. S. Preminger, B. Blumenfeld, D. Sagi and M. Tsodyks (2009) Mapping Dynamic Memories of Gradually Changing Objects. Proceedings of the National Academy of Sciences USA, 106, 5371-6.
  96. N. Censor, Y. Bonneh, A. Arieli and D. Sagi (2009) Early-vision Electrophysiological Thresholds which Predict Human Visual Segmentation and Learning. Journal Of Vision, 9(4):12, 1-9, http://journalofvision.org/9/4/12/, doi:10.1167/9.4.12.
  97. N. Censor and D. Sagi (2009) Explaining training induced performance increments and decrements within a unified framework of perceptual learning. Learning & Perception, 1, 3-17.
  98. N. Censor and D. Sagi (2009) Global resistance to local perceptual adaptation in texture discrimination. Vision Research, 49, 2550-2556.
  99. T. Livne & D. Sagi (2010) How do flankers' relations affect crowding? J Of Vision, in press.

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