Simple question about HS algorithm's formul(Optical flow)

1. What are the method for estimation of optical flow?
2. What is optical flow and why does it matter in deep learning?
3. What is an optical flow sensor?
4. What is an optical flow Mcq?

What are the method for estimation of optical flow?

Optical Flow Methods

The calculus of variations is then used to find the minimum of this integral in terms of the unknown functions v_x(x, y, t) and v_y(x, y, t) for each fixed frame t. The resulting equations are then approximated using first-order approximations for the various derivatives involved.

What is optical flow and why does it matter in deep learning?

Optical flow is a vector field between two images, showing how the pixels of an object in the first image can be moved to form the same object in the second image . It is a kind of correspondence learning, because if the corresponding pixels of an object are known, the optical flow field can be calculated.

What is an optical flow sensor?

An optical flow sensor is a vision sensor capable of measuring optical flow or visual motion and outputting a measurement based on optical flow. Various configurations of optical flow sensors exist. One configuration is an image sensor chip connected to a processor programmed to run an optical flow algorithm.

What is an optical flow Mcq?

Optical flow is used to compute the motion of the pixels of an image sequence. It provides a dense (point to point) pixel correspondance. •