基于OTSU的图像插值算法.pdf

文档介绍：Vol. 50 No. 1 387
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interpolation algorithm based on OTSU is proposed. The image area is divided by the variance of the four neighboring pixels of the in⁃
terpolated points and the threshold is determined using the OTSU algorithm. Bilinear interpolation is used for the flat area of the im⁃
，
age and bicubic interpolation is used for the details of the image texture. The experimental results show that the algorithm retains
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the details of the image well the time complexity of the algorithm is low the quality of the obtained image is high and the algo⁃
， ， ，
rithm has certain practical value.
image interpolation OTSU variance time complexity image quality
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1 引言 学者们一直致力于图像插值算法的研究。现在提
出的各种图像插值算法主要分为线性图像插值方
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随着社会的不断进步与发展，计算机视觉系统