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5. 복호화 시, 예측 영상과 차이 신호를 복호화하여 합침
### Diagram
![proposed_encoder](./encoder.png)
![proposed_encoder](./Image/encoder.png)
Performance Test
-------------
#### PSNR (Peak Signal to Noise Ratio)
![ex_screenshot](./PSNR.png)
#### MS-SSIM (multi-scale Structural SIMilarity)
구조적 유사도 지수
#### BPP
(#압축에 사용된 전체 Bit 수) / (#전체 화소수)
#### RD-Curve
##### PSNR (Peak Signal to Noise Ratio)
![ex_screenshot](./Image/PSNR.png)
##### MS-SSIM (multi-scale Structural SIMilarity)
구조적 유사도 지수
##### BPP
(#압축에 사용된 전체 Bit 수) / (#전체 화소수)
MSE Curve | MS-SSIM Curve
:-------------------------:|:-------------------------:
![anchor_curve](./RD_curve.PNG) | ![ms-ssim_curve](./RD_curve_msssim.PNG)
![anchor_curve](./Image/RD_curve.PNG) | ![ms-ssim_curve](./Image/RD_curve_msssim.PNG)
#### BD-rate (Bjontegaard-Delta rate)
PSNR-BPP curve: BD-rate -15.9%
#### Subjective Quality
![subjective_Quality](./Image/Subjective_performance.PNG)
Code explanation
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