Biometric Security - Crossword

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Across
  1. 2. In texture discrimination we divide intensities to ________ ranges.
  2. 4. Gabor filters are the products of a Gaussian filter with _______
  3. 5. Second-order gray-level statistics is described by ________matrix.
  4. 7. One of the essential biometric characteristics.
  5. 10. In the gaussian filter representation P denotes the phase of ________ carrier.
  6. 13. ______ points are used to calculate the region of interest in Pre-Processing of Palm print verification system.
  7. 14. ↓is a _________ operator in Gaussian pyramid.
  8. 15. One of the disadvantages of UNI-MODAL Biometric system.
  9. 18. In a texture the _________ distribution stays the same.
  10. 19. One of the essential levels in fusion.
  11. 22. Matching module uses this to distinguish between genuine and imposter range.
Down
  1. 1. The Hough transform can be described as a transformation of a point in the x,y-plane to the _______ space.
  2. 3. Gabor filters satisfy ________ principle.
  3. 6. A ________ graph is used in ear localization.
  4. 8. The Gaussian function (1-D) of the Gabor filter will not affect the edge information in the ________direction.
  5. 9. DOG (Difference of Gaussian) uses the approximation of _____ of Gaussian.
  6. 11. The number of leaf nodes in a second level graphical representation of Haar Wavelet decomposition.
  7. 12. The preprocessing module first transforms the true color into _____ image.
  8. 16. ROC curve plots _ _ _ against _ _ _.
  9. 17. In texture edge extraction using set of 1-D Gabor filters, the bank of 1-D Gabor filters gives ______ image.
  10. 20. In _______ filters the output of one filter is independent of others.
  11. 21. FAR and FRR values are calculated based upon this matrix.