DEVICE FOR DETECTING DEFECTS ON ARCHIVAL PHOTOGRAPHS Russian patent published in 2015 - IPC G06K9/40 

FIELD: physics, computer engineering.

SUBSTANCE: invention relates to computer engineering and can be used in image analysis and processing systems and in digital television. The device comprises a preprocessing unit 1, a control unit 2, a first convolution computing unit 3, a second convolution computing unit 4, a second Gabor mask generating unit 5, a first Gabor mask generating unit 6, a first binarisation unit 7, a second binarisation unit 8, a first mask storage unit 9, a second mask storage unit 10, an adder 11, a post-processing unit 12, a resultant defect mask storage unit 13.

EFFECT: detecting the position of defects on archival photographs with insufficient prior information on statistical characteristics of distortions.

2 dwg