PPT Slide

Calculation of Quality metric

• Normalize image intensity values (0 to 255).
  • Calculate mean of intensity values.
  • Subtract mean from all intensity.
  • Add 128 (middle value).

• Determine Gabor response of the image.
  • Generate four Gabor kernels.
  • Convolve each kernel with the image.
  • Multiply the four results.

Previous slide

Next slide

Back to first slide

View graphic version