Tresilian (1999) Argued That the Informativeness of Tau as a Measure

question 7

Multiple Choice

Tresilian (1999) argued that the informativeness of tau as a measure of time to contact is limited because:

• A) It ignores accelerations in object velocity
• B) It can only provide information about time to contact with the eyes
• C) It is only accurate when applied to objects that are spherically symmetrical
• D) It requires that image size and object expansion are both detectable
• E) All of the above

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