1.Face recognition may utilize _____ edge detection image correlation both of the above none of the above 2.Noise in an

[answerhappygod]

1.Face recognition may utilize _____
edge detection
image correlation
both of the above
none of the above
2.Noise in an image is usually ______
dependent on spatial coordinates
correlated with image pixel intensity
outside the image spectrum
none of the above
3.Arithmetic mean filter _______
eliminates the mean value from the image frequency spectrum
subtracts the mean value from the image
blurs the image to reduce local variations
all of the above