DEVICE FOR RECONSTRUCTION OF IMAGES BASED ON HASH-FUNCTIONS

摘要

FIELD: computer equipment.;SUBSTANCE: invention relates to the computer equipment. Device comprises: an image storage unit, a pixel storage unit, a rotation unit, a first gray scale image converting unit, a first average value calculation unit, first block for obtaining a binary image, a first hash calculation unit, a second gray scale image converting unit, a second average value calculation unit, a second binary image obtaining unit, second hash-function calculation unit, the dictionary creation unit, the dictionary storage unit, the processing unit, the priority calculation unit, the rotation unit, adaptive form determination unit, a similarity searching unit, a pixel averaging unit, an image filling unit, a clock-pulse generator.;EFFECT: technical result of the invention is to reduce the error and increase the speed when restoring images due to the use of hash functions for the blocks.;1 cl, 2 dwg