Week 3.3 categorisation

Template models assume that:

We store a prototypical item in visual memory

What is a significant concern related to template models according to the text?

Huge memory requirements

In template models, how is category membership determined?

By comparing sensory information to a prototype

What is one of the limitations of template models mentioned in the text?

Intolerance to deviations Signup and view all the answers

What is the primary function of feature models?

Comparing sensory data to identify specific categories Signup and view all the answers

What aspect is NOT addressed by feature models according to the text?

Contextual analysis of features Signup and view all the answers

What is a potential limitation of feature models as per the text?

Lack of consideration for mini templates Signup and view all the answers

What is a significant concern related to feature models based on the text?

Lack of focus on arranging features based on context Signup and view all the answers

What do interactive models assume about bottom-up and top-down processing?

They are both sensitive to features and prior knowledge Signup and view all the answers

What is the effect of context and expectations on category membership in interactive models?

They lower thresholds needed for category membership Signup and view all the answers

What does the text suggest about the sensitivity of feature models to features and prior knowledge?

They are both sensitive to features and prior knowledge Signup and view all the answers

How do context and expectations affect the thresholds needed for category membership in interactive models?

They lower thresholds needed for category membership Signup and view all the answers

What are the two stages in the Feature Integration Model?

Preattentive and attentive Signup and view all the answers

What is the primary function of the Feature Integration Model?

Bind features through attentional processing Signup and view all the answers

What is a significant concern related to template models according to the text?

Determination of category membership Signup and view all the answers

What does the text suggest about the sensitivity of feature models to features and prior knowledge?

They are highly sensitive to features and prior knowledge Signup and view all the answers

What is the primary focus of a visual search task?

Identifying the target among distractors Signup and view all the answers

What does the visual search task demonstrate about the relationship between sensation and perception?

It highlights the effort involved in applying multiple rules Signup and view all the answers

What happens to the visual search task as the number of rules increases?

It becomes effortful and complex Signup and view all the answers

What is the relationship between categorization and basic perception of the environment?

Categorization speeds up basic perception Signup and view all the answers

What type of visual search task requires attention and binds features?

Conjunction search Signup and view all the answers

In which type of visual search task do reaction times increase further with the number of distractors?

Conjunction search Signup and view all the answers

Which model assumes that category membership is determined by matching visual input with stored representations?

Template models Signup and view all the answers

Which visual search task does not require attention and has reaction times that do not increase further with the number of distractors?

Feature search Signup and view all the answers

Which factor makes distinguishing similar stimuli more difficult according to the text?

Context Signup and view all the answers

What does practice reduce in the context of distinguishing similar objects?

Contextual influences Signup and view all the answers

What makes people better at distinguishing similar objects?

Practice Signup and view all the answers

What are our perceptions of similar objects more influenced by compared to dissimilar objects?

Context Signup and view all the answers

Week 3.3 categorisation

Questions and Answers

Template models assume that:

What is a significant concern related to template models according to the text?

In template models, how is category membership determined?

What is one of the limitations of template models mentioned in the text?

What is the primary function of feature models?

What aspect is NOT addressed by feature models according to the text?

What is a potential limitation of feature models as per the text?

What is a significant concern related to feature models based on the text?

What do interactive models assume about bottom-up and top-down processing?

What is the effect of context and expectations on category membership in interactive models?

What does the text suggest about the sensitivity of feature models to features and prior knowledge?

How do context and expectations affect the thresholds needed for category membership in interactive models?

What are the two stages in the Feature Integration Model?

What is the primary function of the Feature Integration Model?

What is a significant concern related to template models according to the text?

What does the text suggest about the sensitivity of feature models to features and prior knowledge?

What is the primary focus of a visual search task?

What does the visual search task demonstrate about the relationship between sensation and perception?

What happens to the visual search task as the number of rules increases?

What is the relationship between categorization and basic perception of the environment?

What type of visual search task requires attention and binds features?

In which type of visual search task do reaction times increase further with the number of distractors?

Which model assumes that category membership is determined by matching visual input with stored representations?

Which visual search task does not require attention and has reaction times that do not increase further with the number of distractors?

Which factor makes distinguishing similar stimuli more difficult according to the text?

What does practice reduce in the context of distinguishing similar objects?

What makes people better at distinguishing similar objects?

What are our perceptions of similar objects more influenced by compared to dissimilar objects?

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