基于快速有限剪切波变换与引导滤波的多聚焦图像融合算法 下载: 1412次
Multi-Focus Image Fusion Algorithm Based on Fast Finite Shearlet Transform and Guided Filter
1 安徽建筑大学机械与电气工程学院, 安徽 合肥 230601
2 安徽建筑大学建筑机械故障诊断与预警技术重点实验室, 安徽 合肥 230601
图 & 表
图 1. 多聚焦源图像。(a) Clock;(b) Pepsi
Fig. 1. Source multi-focus images. (a) Clock; (b) Pepsi
下载图片 查看原文
图 2. 基于Clock图像与Pepsi图像的不同变换域融合效果。(a)(e)小波变换;(b)(f)曲波变换;(c)(g)轮廓波变换;(d)(h) FFST
Fig. 2. Fusion results of Clock and Pepsi images in different transform domains. (a)(e) Wavelet transformation; (b)(f) curvelet transformation; (c)(g) contourlet transformation; (d)(h) FFST
下载图片 查看原文
图 3. 多聚焦源图像。(a) Clock;(b) Pepsi;(c) camera;(d) peppers
Fig. 3. Source multi-focus images. (a) Clock; (b) Pepsi; (c) camera; (d) peppers
下载图片 查看原文
图 4. 不同算法的图像融合结果。(a) CSGF算法;(b) VGF算法;(c) NPF算法;(d)本文算法
Fig. 4. Fusion results of images by using different algorithms. (a) CSGF algorithm;(b) VGF algorithm; (c) NPF algorithm; (d) proposed algorithm
下载图片 查看原文
表 1多聚焦图像不同变换域融合评价指标
Table1. Quantitative evaluation results of multi-focus images in different transform domains
Sourceimage | Transformdomain | STD | AG | MI | QAB/F |
---|
Clock | Wavelet | 41.0103 | 0.0108 | 4.6061 | 0.6519 | Curvelet | 41.0179 | 0.0106 | 4.8403 | 0.6519 | Contourlet | 41.2009 | 0.0109 | 4.5468 | 0.6529 | FFST | 41.3381 | 0.0112 | 5.0364 | 0.6858 | Pepsi | Wavelet | 45.2530 | 0.0187 | 4.7242 | 0.7521 | Curvelet | 45.4064 | 0.0189 | 4.8772 | 0.7676 | Contourlet | 45.3819 | 0.0189 | 4.6033 | 0.7510 | FFST | 45.5034 | 0.0191 | 5.0618 | 0.7787 |
|
查看原文
表 2多聚焦图像不同算法融合评价指标
Table2. Quantitative evaluation results of multi-focus images by using different algorithms
Sourceimage | Algorithm | STD | AG | MI | QAB/F |
---|
Clock | CSGF | 41.0031 | 0.0112 | 4.9168 | 0.6793 | VGF | 40.2022 | 0.0109 | 4.7413 | 0.6691 | NPF | 40.9361 | 0.0106 | 4.9357 | 0.6326 | Proposed | 41.3381 | 0.0112 | 5.0364 | 0.6858 | Pepsi | CSGF | 45.4730 | 0.0191 | 4.8902 | 0.7664 | VGF | 44.7719 | 0.0190 | 4.9138 | 0.7712 | NPF | 45.0778 | 0.0186 | 4.7035 | 0.7326 | Proposed | 45.5034 | 0.0191 | 5.0618 | 0.7787 | Camera | CSGF | 61.8578 | 0.0787 | 6.8443 | 0.7452 | VGF | 60.5755 | 0.0744 | 7.0866 | 0.7564 | NPF | 61.0066 | 0.0784 | 6.5726 | 0.7308 | Proposed | 61.9525 | 0.0789 | 8.0633 | 0.7632 | Peppers | CSGF | 57.1871 | 0.0216 | 7.5092 | 0.6944 | VGF | 56.1539 | 0.0196 | 7.6146 | 0.7221 | NPF | 57.1635 | 0.0217 | 8.8365 | 0.7144 | Proposed | 57.2704 | 0.0218 | 8.8667 | 0.7224 |
|
查看原文
朱达荣, 许露, 汪方斌, 刘涛, 储朱涛. 基于快速有限剪切波变换与引导滤波的多聚焦图像融合算法[J]. 激光与光电子学进展, 2018, 55(1): 011001. Zhu Darong, Xu Lu, Wang Fangbin, Liu Tao, Chu Zhutao. Multi-Focus Image Fusion Algorithm Based on Fast Finite Shearlet Transform and Guided Filter[J]. Laser & Optoelectronics Progress, 2018, 55(1): 011001.