'Motion perception' diaporamas de présentation

Bayesian Perception

Bayesian Perception. General Idea. Ernst and Banks, Nature, 2002. General Idea. Bayesian formulation:. Conditional Independence assumption. noise. v=w+n. +. w. t=w+n. +. noise. General Idea. Generative model:. w?. Ernst and Banks, Nature, 2002. Bimodal

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The Neural Correlates of Consciousness

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Psy280: Perception

Psy280: Perception. Prof. Anderson Department of Psychology Vision 7 Motion. Optional papers: QuALMRI. Qu estion/hypothesis A lternative L ogic M ethod R esults I nferences Detailed description on website. Part 2: Perceiving Size. Not as simple as size of stimulus on retina

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Visual Perception: what do we want to explain?

Visual Perception: what do we want to explain? How do we get visual information from the world and use it to control b ehavior? What neural processes underlie visually guided behavior? Traditional sub-areas - visual sensitivity color vision spatial vision temporal vision

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Psy280: Perception

Psy280: Perception. Prof. Anderson Department of Psychology Vision 7 Motion. Optional papers: QuALMRI. Qu estion/hypothesis A lternative L ogic M ethod R esults I nferences Detailed description on website. Motion: Frames of reference. What does the term "at rest" mean?

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Primary Questions in the Study of Perception

Primary Questions in the Study of Perception. The physiological question: How are the properties of objects in the environment represented by the activity in the nervous system? The stimulus question: How do we use information from the environment to create perceptions?

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Perception

Perception. The process of organizing and interpreting information, enabling us to recognize meaningful objects and events.

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Motion perception and eye movements

Motion perception and eye movements. Reverse phi demo. Long range versus short range motion. Integrative Motion. Pack and Born 2001. Perception of stability. MSTd: processing optic flow and heading direction from vestibular signals. Corollary discharge: discounting self-motion. curare.

462 views • 31 slides

Chapter 9

Chapter 9. Action and the Perception of Events. The role of motion in perception. Motion is important in object detection, figure/ground segmentation, guidance of visual attention, and object identification Individuals with damage to certain areas of the brain are unable to perceive motion.

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Sensation and Perception

Sensation and Perception. Focusing attention on one aspect of our experience E.g. Focusing on good looks and ignoring personality. Selective attention. Figure = Foreground - what we focus on Ground = Background. Figure & ground. What do you see?. What do you see?. Proximity Similarity

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Brain and Consciousness Class

Brain and Consciousness Class. This presentation contains two classes: Brain-machine interface Brain micro-stimulations. BMI Control of a Robotic Arm. Large number (thousands) of electrodes in multiple areas (M1, Pre-motor, supplementary motor). Nicolelis et al PLoS 2003.

426 views • 22 slides

Chapter 9

Chapter 9. Action and the Perception of Events. Structure from Motion. Structure from motion (SFM) refers to our ability to derive information about three-dimensional shape from motion. Perception of SFM can be created using dynamic arrays of random dots generated on a video monitor.

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MOTION PERCEPTION

MOTION PERCEPTION. Types of Motion Perception Corollary Discharge Theory Movement Detectors Motion Perception and Object Perception Ecological Perception Vestibular System. Types of Motion Perception. Real Movement occurs when an object actually moves

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Unit 1 Review Topics

Unit 1 Review Topics. Important People to Know John Locke Rene Descartes Hippocrates Sir Frances Bacon Wilhelm Wundt William James Sigmund Freud. Terms/Ideas psychology phrenology empiricism dualism tabula rasa structuralism introspection functionalism Gestalt psychology

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Note about Resolution Refutation

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Color Perception Mechanisms

Color Perception Mechanisms. S. I. L. Relative response. 400. 460. 490. 500. 530. 600. 650. 700. Wavelength (nm). Blue. Cyan. Green. Red. Color Perception. Trichromats

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Motion processing in WS

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Perception overview - Peter

Perception overview - Peter. Peter covered: Approaches to perception Binocular vision (corresponding retinal points, RDSs, rivalry, the matching problem, vertical disparity)

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pone

neuro

185 views • 1 slides