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12 Questions

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Perceptual Grouping and Visual Encoding

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Questions and Answers

What is the strongest cue for perceptual grouping according to the text?

Containment (correct)

Connection marks

Proximity

Similarity marks

Which channel is ranked as the top one for encoding categorical data?

Connection channels

Similarity channels

Proximity channels

Identity channels (correct)

What is the main advantage of encoding categorical data using identity channels according to the text?

Enhanced similarity perception

Reduced cognitive load (correct)

Increased grouping ambiguity

Additional clutter

Which perceptual grouping approach is related to placing items within the same spatial region?

Proximity Signup and view all the answers

Among the identity channels, which level of categorical attribute can help perceive items as a group?

Highest level Signup and view all the answers

Which grouping channel ranks as the third strongest according to the text?

Proximity Signup and view all the answers

Which of the following statements about proximity and similarity is correct?

Proximity is like similarity for spatial position from a perceptual point of view. Signup and view all the answers

How can categorical data, such as animal types, be encoded using visual channels?

By using different hue bins (colors) to represent each category. Signup and view all the answers

How does the shape channel need to be used when encoding categorical data?

Shapes that do not form perceptual groupings should be used with care. Signup and view all the answers

What is the potential issue with using motion to encode data?

Multiple levels of motion may overwhelm the user's selective attention. Signup and view all the answers

If a user selects to attend to the blue hue in a visualization, what will they perceive?

They will perceive all objects of the 'wombat' category as a group. Signup and view all the answers

Which of the following statements about perceptual grouping is true?

Perceptual grouping is more effective for spatial channels than other channels. Signup and view all the answers