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基于小波变换的医学图像插值研究
Study of Medical Image Interpolation Based on Wavelet Transform
【摘要】 提出了新的预测高频细节的方法,并能有效地结合多小波实现任意整数倍的图像超分辨率.实验结果表明新的基于小波分析的图像插值方法能够有效地保持图像的边缘特征,达到更好的视觉效果.
【Abstract】 The image interpolation is studied based on wavelet transform;and the fact that the coefficients have different relativity is found through different wavelet transform.Comparing the methods based on wavelet transform,a new method wavelet-based is given to forecast the high frequency details.And it can achieve any times super-revolution with M-band wavelet.Experiments show that the new method can retain the edge feature of image effectively and gives a better vision effectiveness.
【关键词】 医学图像;
图像插值;
小波变换;
多小波;
【Key words】 medical image; image interpolation; wavelet transform; multi-wavelet;
【Key words】 medical image; image interpolation; wavelet transform; multi-wavelet;
- 【文献出处】 三峡大学学报(自然科学版) ,Journal of China Three Gorges University(Natural Sciences) , 编辑部邮箱 ,2006年05期
- 【分类号】TP391.41
- 【被引频次】1
- 【下载频次】68