Question 1

Which cue can be used to estimate the absolute depth of an object?

Accepted Answer

A)  Interposition 
B)  Vergence 
C)  Height in the visual field 
D)  Texture gradient 
A)  Interposition 
B)  Vergence 
C)  Height in the visual field 
D)  Texture gradient B

Question 2

Which of the following has not been proposed as a stereo matching constraint?

Accepted Answer

A)  Epipolarity 
B)  Vertical disparity 
C)  Similarity in contrast 
D)  Similarity in orientation 
A)  Epipolarity 
B)  Vertical disparity 
C)  Similarity in contrast 
D)  Similarity in orientation B

Question 3

The problem of matching image features in the eyes is called the stereo:

Accepted Answer

A)  Correspondence problem 
B)  Aperture problem 
C)  Equivalence problem 
D)  Similarity problem 
A)  Correspondence problem 
B)  Aperture problem 
C)  Equivalence problem 
D)  Similarity problem A

Question 4

Cue magnitude for disparity, image blur, vergence, accommodation, and image size:

Accepted Answer

A)  Varies linearly with 1/distance 
B)  Varies linearly with distance2 
C)  Varies linearly with distance 
D)  Varies linearly with √ distance 
A)  Varies linearly with 1/distance 
B)  Varies linearly with distance2 
C)  Varies linearly with distance 
D)  Varies linearly with √ distance

Question 5

Binocular disparities occur because the two eyes view objects from slightly different viewing:

Accepted Answer

A)  Distances 
B)  Heights 
C)  Angles 
D)  Planes 
A)  Distances 
B)  Heights 
C)  Angles 
D)  Planes

Question 6

A crossed horizontal binocular disparity of 5 degrees will:

Accepted Answer

A)  Correspond to a point farther away than fixation 
B)  Appear diplopic 
C)  Allow very fine depth discrimination 
D)  Correspond to a point the same distance as fixation 
A)  Correspond to a point farther away than fixation 
B)  Appear diplopic 
C)  Allow very fine depth discrimination 
D)  Correspond to a point the same distance as fixation

Question 7

When two walking figures move across your field of view, one twice as far as the other, the image of the farther walker will:

Accepted Answer

A)  Move at twice retinal velocity of the nearer walker 
B)  Move at the same retinal velocity as that of the nearer walker 
C)  Move at half retinal velocity of the nearer walker 
D)  Will appear to be stationary on the retina. 
A)  Move at twice retinal velocity of the nearer walker 
B)  Move at the same retinal velocity as that of the nearer walker 
C)  Move at half retinal velocity of the nearer walker 
D)  Will appear to be stationary on the retina.

Question 8

While viewing objects laying on a ground plane, their height in the visual field:

Accepted Answer

A)  Does not change with distance from the observer 
B)  Varies in the same way for all observers 
C)  Varies less rapidly for smaller observers 
D)  Varies more rapidly for smaller observers 
A)  Does not change with distance from the observer 
B)  Varies in the same way for all observers 
C)  Varies less rapidly for smaller observers 
D)  Varies more rapidly for smaller observers

Question 9

Larger eye separation (inter-ocular distance):

Accepted Answer

A)  Has no effect on binocular disparity 
B)  Increases binocular disparity 
C)  Reduces binocular disparity 
D)  Destroys binocular disparity 
A)  Has no effect on binocular disparity 
B)  Increases binocular disparity 
C)  Reduces binocular disparity 
D)  Destroys binocular disparity

Question 10

Research indicates that texture gradients are most effective as a depth cue for slants greater than:

Accepted Answer

A)  50 degrees from vertical 
B)  20 degrees from vertical 
C)  10 degrees from vertical 
D)  5 degrees from vertical 
A)  50 degrees from vertical 
B)  20 degrees from vertical 
C)  10 degrees from vertical 
D)  5 degrees from vertical

Question 11

Research indicates that depth cue combination in the human visual system involves:

Accepted Answer

A)  Multiplying the cue values 
B)  Taking a weighted average of cue values 
C)  Ignoring all except one cue value 
D)  Accepting several cue values as equally viable 
A)  Multiplying the cue values 
B)  Taking a weighted average of cue values 
C)  Ignoring all except one cue value 
D)  Accepting several cue values as equally viable

Question 12

Which of the following cues only offers only an ordinal cue to depth?

Accepted Answer

A)  Interposition 
B)  Vergence 
C)  Height in the visual field 
D)  Texture gradient 
A)  Interposition 
B)  Vergence 
C)  Height in the visual field 
D)  Texture gradient

Question 13

Convergence of railway tracks as they disappear into the distance is an example of:

Accepted Answer

A)  Height in the visual field 
B)  Atmospheric perspective 
C)  Perspective gradient 
D)  Vergence angle 
A)  Height in the visual field 
B)  Atmospheric perspective 
C)  Perspective gradient 
D)  Vergence angle

Question 14

Changes in vergence yoked to changes in:

Accepted Answer

A)  Object distance 
B)  Accommodation 
C)  Binocular disparity 
D)  Height in the visual field 
A)  Object distance 
B)  Accommodation 
C)  Binocular disparity 
D)  Height in the visual field

Question 15

Neurons tuned to disparity are found:

Accepted Answer

A)  Only in V1 
B)  Only in V3 
C)  Only in V4 
D)  In multiple areas of visual cortex 
A)  Only in V1 
B)  Only in V3 
C)  Only in V4 
D)  In multiple areas of visual cortex

Question 16

When viewing an object of fixed size from increasingly distant viewpoints, its retinal area:

Accepted Answer

A)  Varies non-linearly with distance 
B)  Varies linearly with distance 
C)  Remains fixed as distance changes 
D)  Varies unpredictably with distance 
A)  Varies non-linearly with distance 
B)  Varies linearly with distance 
C)  Remains fixed as distance changes 
D)  Varies unpredictably with distance

Question 17

The range of distances over which there is no perceptible image blur is known as:

Accepted Answer

A)  Accommodative range 
B)  Depth of field 
C)  Disparity limit 
D)  Diplopia limit 
A)  Accommodative range 
B)  Depth of field 
C)  Disparity limit 
D)  Diplopia limit

Question 18

Accommodation is controlled by:

Accepted Answer

A)  The extra-ocular muscle 
B)  The sphincter muscle 
C)  The choroid muscle 
D)  The ciliary muscle 
A)  The extra-ocular muscle 
B)  The sphincter muscle 
C)  The choroid muscle 
D)  The ciliary muscle

Question 19

Lawful variation in the number of texture elements per unit area in the image is known as:

Accepted Answer

A)  Density gradient 
B)  Perspective gradient 
C)  Compression gradient 
D)  Size gradient 
A)  Density gradient 
B)  Perspective gradient 
C)  Compression gradient 
D)  Size gradient

Which cue can be used to estimate the absolute depth of an object?

Which of the following has not been proposed as a stereo matching constraint?

The problem of matching image features in the eyes is called the stereo:

Cue magnitude for disparity, image blur, vergence, accommodation, and image size:

Binocular disparities occur because the two eyes view objects from slightly different viewing:

A crossed horizontal binocular disparity of 5 degrees will:

When two walking figures move across your field of view, one twice as far as the other, the image of the farther walker will:

While viewing objects laying on a ground plane, their height in the visual field:

Larger eye separation (inter-ocular distance):

Research indicates that texture gradients are most effective as a depth cue for slants greater than:

Research indicates that depth cue combination in the human visual system involves:

Which of the following cues only offers only an ordinal cue to depth?

Convergence of railway tracks as they disappear into the distance is an example of:

Changes in vergence yoked to changes in:

Neurons tuned to disparity are found:

When viewing an object of fixed size from increasingly distant viewpoints, its retinal area:

The range of distances over which there is no perceptible image blur is known as:

Accommodation is controlled by:

Lawful variation in the number of texture elements per unit area in the image is known as:

General Principles

The Chemical Senses

The Body Senses

The Physics and Biology of Audition

Perception of Sound

The Physics of Vision & Light and the Eye

Visual Physiology

Colour Vision

Spatial Vision

Shape and Object Perception

Visual Motion Perception

Multisensory Processing in Perception

Attention and Perception

Individual Differences in Perception

Filters

Exam 11: Depth Perception

Which cue can be used to estimate the absolute depth of an object?

Which of the following has not been proposed as a stereo matching constraint?

The problem of matching image features in the eyes is called the stereo:

Cue magnitude for disparity, image blur, vergence, accommodation, and image size:

Binocular disparities occur because the two eyes view objects from slightly different viewing:

A crossed horizontal binocular disparity of 5 degrees will:

When two walking figures move across your field of view, one twice as far as the other, the image of the farther walker will:

While viewing objects laying on a ground plane, their height in the visual field:

Larger eye separation (inter-ocular distance):

Research indicates that texture gradients are most effective as a depth cue for slants greater than:

Research indicates that depth cue combination in the human visual system involves:

Which of the following cues only offers only an ordinal cue to depth?

Convergence of railway tracks as they disappear into the distance is an example of:

Changes in vergence yoked to changes in:

Neurons tuned to disparity are found:

When viewing an object of fixed size from increasingly distant viewpoints, its retinal area:

The range of distances over which there is no perceptible image blur is known as:

Accommodation is controlled by:

Lawful variation in the number of texture elements per unit area in the image is known as:

General Principles

The Chemical Senses

The Body Senses

The Physics and Biology of Audition

Perception of Sound

The Physics of Vision & Light and the Eye

Visual Physiology

Colour Vision

Spatial Vision

Shape and Object Perception

Visual Motion Perception

Multisensory Processing in Perception

Attention and Perception

Individual Differences in Perception

Filters