Based on the given image, what is the sentinel value?

Which of the following statements is/are correct about a sentinel value?

A sentinel is a special value that indicates the _________ of a sequence of items.

Describe the value in a high contrast image.

A pixel in a SAR image looks like 9+5i. Calculate its phase ɸ (in degrees). 60.95 - 60.98 28.90 - 29.10 28.10 - 28.30 60.93 - 60.95

The output of an image sensor takes values between 0.0 and 10.0. If it quan- tized by an uniform quantizer with 256 levels, what will be the transition and reconstruction levels.