2021-1-capstone-design1 / KHY_Project1

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...@@ -64,16 +64,18 @@ Our Proposed Codec ...@@ -64,16 +64,18 @@ Our Proposed Codec
64 64
65 Performance Test 65 Performance Test
66 ------------- 66 -------------
67 -#### PSNR 67 +#### PSNR (Peak Signal to Noise Ratio)
68 ![ex_screenshot](./PSNR.png) 68 ![ex_screenshot](./PSNR.png)
69 -#### MS-SSIM 69 +#### MS-SSIM (multi-scale Structural SIMilarity)
70 +구조적 유사도 지수
70 #### BPP 71 #### BPP
71 (#압축에 사용된 전체 Bit 수) / (#전체 화소수) 72 (#압축에 사용된 전체 Bit 수) / (#전체 화소수)
72 #### RD-Curve 73 #### RD-Curve
73 MSE Curve | MS-SSIM Curve 74 MSE Curve | MS-SSIM Curve
74 :-------------------------:|:-------------------------: 75 :-------------------------:|:-------------------------:
75 ![anchor_curve](./RD_curve.PNG) | ![ms-ssim_curve](./RD_curve_msssim.PNG) 76 ![anchor_curve](./RD_curve.PNG) | ![ms-ssim_curve](./RD_curve_msssim.PNG)
76 -#### BD-rate 77 +#### BD-rate (Bjontegaard-Delta rate)
78 +
77 79
78 Code explanation 80 Code explanation
79 ------------- 81 -------------
...@@ -127,9 +129,9 @@ PostProcessing: HEVC 또는 VVC에서 Decoding된 영상(10bit, BGR)을 8it, RGB ...@@ -127,9 +129,9 @@ PostProcessing: HEVC 또는 VVC에서 Decoding된 영상(10bit, BGR)을 8it, RGB
127 codec_allIntra: ALL Intra Compression Codec 129 codec_allIntra: ALL Intra Compression Codec
128 codec_proposed: First Frame Intra Compression + Other Frame Residual(clip(recon-ref, -0.5, 0.5)+0.5) Compression Codec 130 codec_proposed: First Frame Intra Compression + Other Frame Residual(clip(recon-ref, -0.5, 0.5)+0.5) Compression Codec
129 codec_anotherMethod: First Frame Intra + Other Frame Residual1(clip(recon-ref, 0, 1)), Residual2(-clip(recon-ref, -1, 0)) Codec 131 codec_anotherMethod: First Frame Intra + Other Frame Residual1(clip(recon-ref, 0, 1)), Residual2(-clip(recon-ref, -1, 0)) Codec
130 -train_RGB.py: Training code of RGB 444 format residual image with MSE loss 132 +train_RGB.py: Training code of RGB 444 format residual image with MSE loss
131 -train_RGB_MS-SSIMloss.py: Training code of RGB 444 format residual image with MS-SSIM loss 133 +train_RGB_MS-SSIMloss.py: Training code of RGB 444 format residual image with MS-SSIM loss
132 -train_YCbCr.py: Training code of YCbCr 444 format residual image with MSE loss 134 +train_YCbCr.py: Training code of YCbCr 444 format residual image with MSE loss
133 135
134 명령어 136 명령어
135 ```python 137 ```python
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