Optimal selection method and device of sectional drawing algorithm
An algorithm and matting technology, applied in the field of image processing, can solve the problems of different matting results, complex and cumbersome images, and different problems, and achieve the effect of improving the speed and accuracy of selection.
Active Publication Date: 2019-08-09
GUIZHOU MINZU UNIV
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Problems solved by technology
[0002] Extracting a specific area in a digital image has a wide range of requirements in practical applications, and manually extracting an image is a very complicated and tedious task, and the accuracy of extraction is determined by the user's ability
[0003] At present, there are many algorithms for automatic extraction of images, but for the same image extraction problem, choosing different algorithms will produce different extraction results, and even the same algorithm with different parameter settings will produce different results
To achieve perfect image extraction, users need to repeatedly adjust the algorithm and algorithm parameters, which is obviously impractical
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[0050] The principles and features of the present invention are described below in conjunction with the accompanying drawings, and the examples given are only used to explain the present invention, and are not intended to limit the scope of the present invention.
[0051] figure 1 A schematic flow chart of an optimal selection method for a matting algorithm provided by an embodiment of the present invention is given, as shown in figure 1 As shown, in this embodiment, a method for optimizing and selecting a matting algorithm includes the following steps:
[0052] The original image is divided into regions to obtain a foreground region, a background region and a first blurred region;
[0053] Constructing an image processing model based on the foreground area, the background area and the first blurred area;
[0054] Constructing a set of intelligent optimization algorithms, the set of intelligent optimization algorithms includes at least one image extraction algorithm; and usi...
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The invention discloses an optimal selection method and device for a sectional drawing algorithm, and the method comprises the following steps: carrying out the regional division of an original image,and obtaining a foreground region, a background region, and a first fuzzy region; constructing an image processing model based on the foreground region, the background region and the first fuzzy region; constructing an intelligent optimization algorithm set, wherein the intelligent optimization algorithm set at least comprises one image cutout algorithm; solving the image processing model by utilizing an image matting algorithm in the intelligent optimization algorithm set; and obtaining the time for solving the image processing model by the image cutout algorithm in the intelligent optimization algorithm set, and selecting the image cutout algorithm with the shortest time for solving the image processing model. The optimal image cutout algorithm can be automatically selected, and the selection speed and accuracy of the image cutout algorithm are improved.
Description
technical field [0001] The invention relates to the technical field of image processing, in particular to a method and device for optimizing and selecting a matting algorithm. Background technique [0002] Extracting a specific area in a digital image has a wide range of requirements in practical applications, and manually extracting an image is a very complicated and tedious task, and the accuracy of extraction is determined by the user's ability. [0003] At present, there are many algorithms for automatic extraction of images, but for the same image extraction problem, choosing different algorithms will produce different extraction results, and even the same algorithm with different parameter settings will produce different results. To achieve perfect image extraction, users need to repeatedly adjust the algorithm and algorithm parameters, which is obviously impractical. Contents of the invention [0004] The technical problem to be solved by the present invention is t...
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Login to View More IPC IPC(8): G06T7/11G06T7/194
CPCG06T2207/10004G06T7/11G06T7/194
Inventor 冯夫健黄翰王林梁椅辉夏大文谭棉
Owner GUIZHOU MINZU UNIV