how to write a program a) To determine number of objects in a video based on motion b) to determine either they alive or dead?

please help me with this issue.

[Walter Roberson]

What determination should be made if the images are of viruses? There is still a lot of arguments about whether viruses are alive or not.

What determination should be made for a tortoise shell that might or might not be occupied by a sleeping tortoise?

What determination should be made for pictures of the Earth taken from ISS? Your program would have to be able to prove or disprove the Gaia Hypothesis.