Linear Image Processing
An image is a function maps a ray to a color, or a 2D coordinate to a color. We can discretize it, and represent the image as a vector.
Vector is sampled from a function.
Space of images is an inner product space.
An image is a function maps a ray to a color, or a 2D coordinate to a color. We can discretize it, and represent the image as a vector.
Vector is sampled from a function.
Space of images is an inner product space.