Two-dimensional random graph based anti-counterfeit label
A technology of anti-counterfeiting labels and random graphics, applied in the field of anti-counterfeiting, can solve the problems of low public participation, expensive counterfeit verification equipment, and inability to be recycled
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Embodiment 1
[0078] Such as figure 1 As shown, an anti-counterfeiting label based on two-dimensional random graphics includes two basic components: five two-dimensional random graphics 1 and a three-dimensional carrier 2 capable of accommodating all two-dimensional random graphics 1, and the thickness of two-dimensional random graphics 1 is 0.01 mm, the three-dimensional carrier 2 is made of PC material, which can transmit visible light so that the two-dimensional random figure 1 can be recognized by the image recognition equipment; the positions of the two-dimensional random figure 1 in the three-dimensional carrier 2 are randomly distributed, and there are 3 The two-dimensional random graphics 1 are in non-parallel planes; the image features combined with the two-dimensional random graphics 1 and the three-dimensional carrier 2 are recorded in the database for comparison and identification by image recognition equipment; anti-counterfeiting labels It is divided into front and back, where...
Embodiment 2
[0080] Such as figure 1 As shown, an anti-counterfeit label based on two-dimensional random graphics includes two basic components: five two-dimensional random graphics; and a three-dimensional carrier 2 capable of accommodating all two-dimensional random graphics 1 . The thickness of the two-dimensional random figure 1 is 0.05mm, and each two-dimensional random figure 1 includes two parallel surfaces, the area of each surface is 2-10 square millimeters at random, and there are two two-dimensional random figures 1 whose center of gravity coordinates are at different positions. Parallel planes, and the coordinates of their centers of gravity are not on the intersection line of the two planes; the three-dimensional carrier 2 is made of PMMA material, and the three-dimensional carrier 2 can transmit visible light so that the two-dimensional random graphics 1 can be recognized by image recognition equipment Identification; in the photos obtained by taking anti-counterfeit labels...
Embodiment 3
[0082] Such as figure 1 As shown, an anti-counterfeit label based on two-dimensional random graphics includes two basic components: six two-dimensional random graphics 1 and a three-dimensional carrier 2 capable of accommodating all two-dimensional random graphics 1, and the thickness of the two-dimensional random graphics 1 is 0.04 mm, the three-dimensional carrier 2 is made of PS material, which can transmit visible light so that the two-dimensional random figure 1 can be recognized by the image recognition equipment; the positions of the two-dimensional random figure 1 in the three-dimensional carrier 2 are randomly distributed, and six of them The two-dimensional random graphics 1 are on non-parallel planes; the image features combined with the two-dimensional random graphics 1 and the three-dimensional carrier 2 are recorded in the database for comparison and recognition by image recognition equipment; It is the front and the back, where the front is used to be scanned an...
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