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| form of electromagnetic energy |
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| the dimension of light that produces color |
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| the wavelength of light reflected from an object |
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| process by which external messages are translated into the internal language of the brain |
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| where the electromagnetic energy get translated into the inner language of the brain |
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| concentrated in the periphery |
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| concentrated in the center of the retina (fovea) |
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| rods are sensitive to what? |
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| low levels of illumination |
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| cones are sensitive to what? |
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| where you have no receptor cells |
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| the portion of the retina that causes the activity of higher order nuerons to change |
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| a theory that proposes that color info is extracted by comparing the relative activations of 3 different types of cone receptors |
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theory that proposed that cells in the visual pathway increase their activation levels to one color and decreases their activation levels to another color
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| processing that's controlled by the physical message delivered to the senses |
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| processing that's controlled by one's beliefs and expectations about how the world's organized |
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| gestalt principles of organization |
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| include the laws of proximity, similarity, closure, and common fate |
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| if elements are close to each other they tend to be grouped together |
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| objects that physically look like each other are placed into the same group |
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| even if something has a gap you still see it as whole |
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| even if lines are stopped by something in the middle you still see it as a line |
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| if things seem to be moving in the same direction you group them together |
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simple geometric forms
such as blocks cylinders wedges and cones |
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| recognition by components |
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| people recognise things through smaller components(geons) |
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an illusion of movement that occurs when stationary lights are flashed insuccesion
a movie |
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| percieving the properties of an object to stay the same even though you're moving farther away from it |
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