基于峰值感知和多尺度约束的加权引导滤波器

张全,刘海忠

Weighted guided filter based on peak-aware and multi-scale constraints

Quan ZHANG,Haizhong LIU

表 2 正则化项系数自适应前后的模型性能对比

Tab.2 Comparison of model performance before and after regularization term coefficient adaptation

$r$ $\lambda $/$ {\lambda _0} $ 自适应前 自适应后 PSNR/dB SSIM PSNR/dB SSIM 2 0.01 37.67 0.9727 39.10 0.9763 4 0.01 36.68 0.9675 38.34 0.9727 8 0.01 36.29 0.9701 38.18 0.9754 2 0.10 34.38 0.9518 35.12 0.9559 4 0.10 32.15 0.9305 33.14 0.9382 8 0.10 30.35 0.9194 31.73 0.9320 2 1.00 33.85 0.9474 33.99 0.9482 4 1.00 31.31 0.9201 31.54 0.9220 8 1.00 29.07 0.9001 29.46 0.9045