激光与光电子学进展, 2019, 56 (16): 161004, 网络出版: 2019-08-05   

基于生成对抗网络的多模态图像融合 下载: 2228次

Multimodal Image Fusion Based on Generative Adversarial Networks
作者单位
1 中北大学大数据学院, 山西 太原 030051
2 酒泉卫星发射中心, 甘肃 酒泉 735000
图 & 表

图 1. 残差块结构图

Fig. 1. Structure of residual block

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图 2. 方法框架图

Fig. 2. Framework of method

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图 3. 生成模型的网络结构

Fig. 3. Network structure of generative model

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图 4. 判别模型的网络结构

Fig. 4. Network structure of discriminative model

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图 5. 标签图像预选图。(a)红外长波;(b)红外短波;(c)可见光;(d) LP;(e) DWT;(f) NSCT;(g) NSST

Fig. 5. Pre-selection maps of label images. (a) Longwave infrared; (b) shortwave infrared; (c) visible light; (d) LP; (e) DWT; (f) NSCT; (g) NSST

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图 6. 学习率对生成器损失的影响

Fig. 6. Effect of learning rate on generator loss

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图 7. 学习率对判别器损失的影响

Fig. 7. Effect of learning rate on discriminator loss

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图 8. λ取值对图像质量的影响。(a) λ=0 ;(b) λ=0.01;(c) λ=0.1;(d) λ=1

Fig. 8. Effect of different λ on image quality. (a) λ=0; (b) λ=0.01; (c) λ=0.1; (d) λ=1

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图 9. λ取值对生成器损失的影响

Fig. 9. Effect of different λ on generator loss

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图 10. λ取值对融合图像客观评价指标的影响。(a)第1组融合图像;(b)第2组融合图像;(c)第3组融合图像

Fig. 10. Effect of λ on objective evaluation index of fused image. (a) The first set of fused images; (b) the second set of fused images; (c) the third set of fused images

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图 11. 图像融合结果。(a)红外长波;(b)红外短波;(c) 可见光;(d) DTCWT_SR;(e) NSST_NSCT;(f) CNN;(g) CSR;(h)本文方法

Fig. 11. Image fusion results. (a) Longwave infrared; (b) shortwave infrared; (c) visible light; (d) DTCWT_SR; (e) NSST_NSCT; (f) CNN; (g) CSR; (h) proposed method

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表 1生成器参数

Table1. Parameters of generator

LayerFilter size /stepOutput size
Conv13×3 /1128×128×64
Res(7 units)3×3 /1128×128×64
3×3 /1128×128×64
Conv93×3 /1128×128×256
Conv103×3 /1128×128×1

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表 2判别器参数

Table2. Parameters of discriminator

LayerFilter size/stepOutput size
Conv13×3 /1128×128×64
Conv23×3 /264×64×128
Conv33×3 /232×32×256
Conv43×3 /216×16×512
Conv53×3 /116×16×256
Conv61×1 /116×16×128
Res1×1 /116×16×64
3×3 /116×16×64
3×3 /116×16×128
Fc-1

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表 3标签图像选取依据表

Table3. Label image selection table

Fusion methodSDAGConCCIEMIVIFF
LP49.0194.21140.8120.4247.2235.6080.466
DWT44.7723.82636.6500.3427.1755.4150.442
NSCT41.1234.06134.8160.4376.9535.2220.469
NSST40.9044.14934.9020.4416.9325.2010.467

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表 4融合结果评价指标比较

Table4. Comparison of evaluation index of fusion results

ImageFusion methodSDAGConCCIEMIVIFF
No. 1DTCWT_SR35.4713.15023.9160.4096.9684.8690.505
NSCT_NSST19.6213.16311.9110.4066.1472.8530.522
CNN34.9282.88523.2540.4086.9614.6100.363
CSR12.0811.9537.5700.4185.5342.6630.359
Proposed method38.0118.12927.7930.4316.9772.5520.301
No. 2DTCWT_SR26.2747.24525.9270.1435.9841.4920.367
NSCT_NSST23.2687.27014.8150.3066.0261.5420.376
CNN29.6964.98522.7540.0162.3731.3120.211
CSR25.2715.54315.9890.3226.0322.5400.322
Proposed method25.5274.37413.7310.3816.0572.5670.461
No. 3DTCWT_SR21.8545.18715.0380.4276.4751.2560.415
NSCT_NSST22.6925.37015.71660.4716.8061.5420.419
CNN38.5904.96125.6090.4416.9102.7990.392
CSR23.0543.86815.7260.4996.4502.3910.382
Proposed method41.0894.31030.9290.5936.9383.0930.420
No. 4DTCWT_SR47.4923.54523.1760.4226.3152.7730.298
NSCT_NSST35.3733.60515.1360.4456.8312.5310.317
CNN54.5973.16329.7780.4366.2832.8620.351
CSR38.5872.21717.6560.4526.7963.3310.375
Proposed method32.4008.45222.7670.4576.9382.0550.384
No. 5DTCWT_SR40.0065.05832.5540.0257.3082.9760.407
NSCT_NSST24.8865.14718.0590.4896.6151.8120.428
CNN40.5593.95134.3310.2717.3162.1330.346
CSR26.2392.52620.7070.5156.6423.0070.277
Proposed method40.6775.97433.8900.5697.3212.1060.473
No. 6DTCWT_SR54.4583.03844.0200.0427.7442.9860.524
NSCT_NSST25.9903.04718.7280.4556.6862.2540.552
CNN45.5492.53835.2690.1937.3331.8390.208
CSR28.8031.52321.1250.4296.6912.8580.160
Proposed method46.4255.64336.4620.4767.4532.9930.648
No. 7DTCWT_SR54.8483.55536.9840.0447.4203.4850.484
NSCT_NSST27.5273.55021.4900.4606.8131.8070.504
CNN45.8802.94537.1290.3347.1042.6270.440
CSR27.8531.83421.1680.4726.7012.9680.326
Proposed method47.0244.25937.5230.5007.4872.4610.606
No. 8DTCWT_SR55.8902.94047.0620.7714.3573.6120.169
NSCT_NSST52.6104.87247.6470.8684.8323.9060.380
CNN87.2366.20873.9070.7215.6883.9330.294
CSR54.2084.75347.2140.7944.2453.3830.285
Proposed method92.15215.27976.8700.9434.3334.9470.505

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杨晓莉, 蔺素珍, 禄晓飞, 王丽芳, 李大威, 王斌. 基于生成对抗网络的多模态图像融合[J]. 激光与光电子学进展, 2019, 56(16): 161004. Xiaoli Yang, Suzhen Lin, Xiaofei Lu, Lifang Wang, Dawei Li, Bin Wang. Multimodal Image Fusion Based on Generative Adversarial Networks[J]. Laser & Optoelectronics Progress, 2019, 56(16): 161004.

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