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Luminance Perception Quiz

Authored by vall erie

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12th Grade

Used 2+ times

Luminance Perception Quiz
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54 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the anchoring rule in the context of luminance perception?

The rule that the highest luminance is taken as the reference level.

The rule that the lowest luminance is taken as the reference level.

The rule that the average luminance is taken as the reference level.

The rule that the median luminance is taken as the reference level.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the white balance setting in cameras do?

It adjusts the color saturation.

It finds the highest luminance and makes it white.

It increases the contrast of the image.

It reduces the noise in the image.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main challenge in applying the highest luminance rule according to Alan Gilchrist?

Identifying the highest luminance in a scene.

Segmenting the scene into regions of different illumination.

Adjusting the white balance in cameras.

Increasing the sharpness of the image.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the visual system use to identify different illumination regions effectively?

Color saturation.

Sharpness of edges.

Contrast levels.

Noise reduction.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the scaling problem in the context of perception of luminance?

The difficulty in perceiving differences in color.

The challenge in grouping regions based on spatial proximity.

The issue of whether we perceive differences in physical intensity.

The problem of identifying illumination edges in a scene.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the term used to describe the grouping of regions based on similarity in intensity, lightness, or luminance?

Anchoring theory

Spatial proximity

Compression

Expansion

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the term "compression" refer to in the context of perceived intensity?

Perceiving the physical ratios of intensity that exist in the external scene.

Perceiving the lighter surface as five times brighter than the darker surface.

Perceiving the physical difference as 5 to 1 but perceiving it as less.

Perceiving the physical difference as 5 to 1 but perceiving it as more.

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