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第2期 任晓霞,等:多小波和NSDFB组合域递归滤波多聚焦图像融合 ·247. image J.Acta optica sinica,2005,25(9):1176-1180. 4 结束语 [7]WANG Zhihui,ZHAO Baojun,SHEN Tingzhi.Image fusion 图像的多尺度分解和融合规则是决定多聚焦图 based on multiwavelet transformation and PCNN[J.Journal 像融合结果的关键因素,本文利用多小波的高频子 of information computational science,2008,5(3):1397- 带系数进行NSDFB分解构建了MNSDFB变换,低频 1406. 系数采用SML融合规则,高频系数采用域变换递归 [8]朱四荣,王迎春.基于多小波变换的多聚焦图像融合 滤波器融合规则。实验结果表明:与NSCT变换改 [J].计算机工程与应用,2010,46(6):169-170,226. ZHU Sirong,WANG Yingchun.Multi-focus image fusion 进空间频率激发PCNN的融合规则、NSCT变换采用 method based on multi-wavelet transform[J].Computer en- SML的融合方法和Cross bilateral filter融合方法相 gineering and applications,2010,46(6):169-170,226. 比较,本文所提出的方法获取的融合图像保留丰富 [9]DA CUNHA A L,ZHOU Jianping,DO M N.The nonsub- 图像细节信息,获得了更好的视觉效果,并且采用互 sampled contourlet transform:Theory,design,and applica- 信息、QF、SSM、VIF等客观指标进行比较,取得 tions[J].IEEE transactions on image processing,2006,15 了较好的客观融合评价结果。多小波和MNSDFB (10):3089-3101. 变换依然存在冗余问题,因此,如何减少本文提出方 「10]米德伶,冯鹏,魏彪,等.一种基于清晰度计算的NSCT 法的冗余度是未来的研究方向。 域多聚焦图像融合算法[J].光学与光电技术,2010,8 (2):7-10. 参考文献: MI Deling,FENG Peng,WEI Biao,et al.A multi-focus image fusion algorithm based on the calculation of clarity in [1]BAI Xiangzhi,ZHANG Yu,ZHOU Fugen,et al.Quadtree- NSCT domain [J].Optics optoelectronic technology, based multi-focus image fusion using a weighted focus-meas- 2010,8(2):7-10. ure[J].Information fusion,2015,22:105-118. [11]GASTAL E S L,OLIVEIRA MM.Domain transform for [2]许良凤,林辉,胡敏.基于差分进化算法的多模态医学 edge-aware image and video processing[J].ACM transac- 图像融合[J].电子测量与仪器学,2013,27(2):110- tions on graphics,2011,30(4):69. 114 [12]GENG Peng,HUANG Min,LIU Shuaiqi,et al.Multifocus XU Liangfeng,LIN Hui,HU Min.Multi-modality medicine image fusion method of Ripplet transform based on cycle image fusion based on differential evolution algorithm [J]. spinning[J].Multimedia tools and applications,2014:1- Journal of electronic measurement and instrument,2013,27 11,doi:10.1007/s11042-014-1942.1. (2):110-114 [13]屈小波,闫敬文,杨贵德.改进拉普拉斯能量和的尖锐 [3]李华锋,柴毅,张晓阳.提升静态小波域内多聚焦图像 频率局部化Contourlet域多聚焦图像融合方法[J].光 融合算法[J].光电工程,2011,38(3):131-137,144. 学精密工程,2009,17(5):1203-1212 LI Huafeng,CHAI Yi,ZHANG Xiaoyang.Multi-focus im- QU Xiaobo,YAN Jingwen,YANG Guide.Multifocus im- age fusion algorithm in lifting stationary wavelet domain[J]. age fusion method of sharp frequency localized Contourlet Opto-electronic engineering,2011,38(3):131-137,144. transform domain based on sum-modified-Laplacian [J]. [4]LIU Xuan,ZHOU Yue,WANG Jiajun.Image fusion based Optics and precision engineering,2009,17 (5):1203- on shearlet transform and regional features[J].AEU-interna- 1212. tional journal of electronics and communications,2013,68 [14]DAS S,KUNDU M K.NSCT-based multimodal medical (6):471-477. image fusion using pulse-coupled neural network and modi- [5]苗启广,王宝树.基于小波变换与局部能量的多聚焦图 fied spatial frequency[J].Medical biological engineer- 像融合[J].计算机科学,2005,32(2):229-232. ing&computing.,2012,50(10):1105-1114. MIAO Qiguang,WANG Baoshu.Multi-focus image fusion [15]KUMAR B K S.Image fusion based on pixel significance u- based on wavelet transform and local energy[J].Computer sing cross bilateral filter[]]Signal,image and video pro- science,.2005,32(2):229-232. cessing,2015,9(5):1193-1204. [6]宗思光,王江安.多尺度形态算子融合图像滤波技术及 [16]GANGAPURE V N,BANERJEE S,CHOWDHURY A S. 滤波质量评价[J].光学学报,2005,25(9):1176-1180. Steerable local frequency based multispectral multifocus im- ZONG Siguang,WANG Jiang'an.Multi-scale mathematical age fusion[]].Information fusion,2015,23:99-115. morphology fusion filtering and the evaluation of the filtered [17]李俊峰,姜晓丽,戴文战.基于提升小波变换的医学图4 结束语 图像的多尺度分解和融合规则是决定多聚焦图 像融合结果的关键因素,本文利用多小波的高频子 带系数进行 NSDFB 分解构建了 MNSDFB 变换,低频 系数采用 SML 融合规则,高频系数采用域变换递归 滤波器融合规则。 实验结果表明:与 NSCT 变换改 进空间频率激发 PCNN 的融合规则、NSCT 变换采用 SML 的融合方法和 Cross bilateral filter 融合方法相 比较,本文所提出的方法获取的融合图像保留丰富 图像细节信息,获得了更好的视觉效果,并且采用互 信息、 Q AB/ F 、SSIM、VIF 等客观指标进行比较,取得 了较好的客观融合评价结果。 多小波和 MNSDFB 变换依然存在冗余问题,因此,如何减少本文提出方 法的冗余度是未来的研究方向。 参考文献: [1]BAI Xiangzhi, ZHANG Yu, ZHOU Fugen, et al. Quadtree⁃ based multi⁃focus image fusion using a weighted focus⁃meas⁃ ure[J]. Information fusion, 2015, 22: 105⁃118. [2]许良凤, 林辉, 胡敏. 基于差分进化算法的多模态医学 图像融合[ J]. 电子测量与仪器学, 2013, 27( 2): 110⁃ 114. XU Liangfeng, LIN Hui, HU Min. Multi⁃modality medicine image fusion based on differential evolution algorithm [ J]. Journal of electronic measurement and instrument, 2013, 27 (2): 110⁃114. [3]李华锋, 柴毅, 张晓阳. 提升静态小波域内多聚焦图像 融合算法[J]. 光电工程, 2011, 38(3): 131⁃137, 144. LI Huafeng, CHAI Yi, ZHANG Xiaoyang. Multi⁃focus im⁃ age fusion algorithm in lifting stationary wavelet domain[J]. Opto⁃electronic engineering, 2011, 38(3): 131⁃137, 144. [4]LIU Xuan, ZHOU Yue, WANG Jiajun. Image fusion based on shearlet transform and regional features[J]. AEU⁃interna⁃ tional journal of electronics and communications, 2013, 68 (6): 471⁃477. [5]苗启广, 王宝树. 基于小波变换与局部能量的多聚焦图 像融合[J]. 计算机科学, 2005, 32(2): 229⁃232. MIAO Qiguang, WANG Baoshu. Multi⁃focus image fusion based on wavelet transform and local energy[ J]. Computer science, 2005, 32(2): 229⁃232. [6]宗思光, 王江安. 多尺度形态算子融合图像滤波技术及 滤波质量评价[J]. 光学学报, 2005, 25(9): 1176⁃1180. ZONG Siguang, WANG Jiang'an. Multi⁃scale mathematical morphology fusion filtering and the evaluation of the filtered image[J]. Acta optica sinica, 2005, 25(9): 1176⁃1180. [7]WANG Zhihui, ZHAO Baojun, SHEN Tingzhi. Image fusion based on multiwavelet transformation and PCNN[J]. Journal of information & computational science, 2008, 5(3): 1397⁃ 1406. [8]朱四荣, 王迎春. 基于多小波变换的多聚焦图像融合 [J]. 计算机工程与应用, 2010, 46(6): 169⁃170, 226. ZHU Sirong, WANG Yingchun. Multi⁃focus image fusion method based on multi⁃wavelet transform[ J]. Computer en⁃ gineering and applications, 2010, 46(6): 169⁃170, 226. [9]DA CUNHA A L, ZHOU Jianping, DO M N. The nonsub⁃ sampled contourlet transform: Theory, design, and applica⁃ tions[J]. IEEE transactions on image processing, 2006, 15 (10): 3089⁃3101. [10]米德伶, 冯鹏, 魏彪, 等. 一种基于清晰度计算的 NSCT 域多聚焦图像融合算法[J]. 光学与光电技术, 2010, 8 (2): 7⁃10. MI Deling, FENG Peng, WEI Biao, et al. A multi⁃focus image fusion algorithm based on the calculation of clarity in NSCT domain [ J ]. Optics & optoelectronic technology, 2010, 8(2): 7⁃10. [11]GASTAL E S L, OLIVEIRA M M. Domain transform for edge⁃aware image and video processing[ J]. ACM transac⁃ tions on graphics, 2011, 30(4): 69. [12]GENG Peng, HUANG Min, LIU Shuaiqi, et al. Multifocus image fusion method of Ripplet transform based on cycle spinning[J]. Multimedia tools and applications, 2014: 1⁃ 11, doi: 10.1007 / s11042⁃014⁃1942⁃1. [13]屈小波, 闫敬文, 杨贵德. 改进拉普拉斯能量和的尖锐 频率局部化 Contourlet 域多聚焦图像融合方法[ J]. 光 学精密工程, 2009, 17(5): 1203⁃1212. QU Xiaobo, YAN Jingwen, YANG Guide. Multifocus im⁃ age fusion method of sharp frequency localized Contourlet transform domain based on sum⁃modified⁃Laplacian [ J ]. Optics and precision engineering, 2009, 17 ( 5): 1203⁃ 1212. [14] DAS S, KUNDU M K. NSCT⁃based multimodal medical image fusion using pulse⁃coupled neural network and modi⁃ fied spatial frequency[ J]. Medical & biological engineer⁃ ing & computing, 2012, 50(10): 1105⁃1114. [15]KUMAR B K S. Image fusion based on pixel significance u⁃ sing cross bilateral filter[J]. Signal, image and video pro⁃ cessing, 2015, 9(5): 1193⁃1204. [16]GANGAPURE V N, BANERJEE S, CHOWDHURY A S. Steerable local frequency based multispectral multifocus im⁃ age fusion[J]. Information fusion, 2015, 23: 99⁃115. [17]李俊峰, 姜晓丽, 戴文战. 基于提升小波变换的医学图 第 2 期 任晓霞,等:多小波和 NSDFB 组合域递归滤波多聚焦图像融合 ·247·
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