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SIGGRAPH 2021: Denoising and Guiding

Avatar for Tatsuya Yatagawa Tatsuya Yatagawa
September 12, 2021
Technology
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72

SIGGRAPH 2021: Denoising and Guiding

SIGGRAPH 2021勉強会で使ったスライドです。
https://siggraph.xyz/s2021/

Avatar for Tatsuya Yatagawa

Tatsuya Yatagawa

September 12, 2021
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Transcript

  1. None

  2. ⚫ ⚫ ⚫ ⚫ 前半2つがNNによるレンダリング法の発展, 後半2つがデノイズに関する研究. 全ての研究がニューラルネットを利用している

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  7. ⚫ ⚫

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  14. ⚫ ⚫

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  16. ⚫ ⚫

  17. ⚫ ⚫ ⚫ ⚫

  18. ⚫ 𝑦1 , 𝑦2 ⚫ 𝑦3 , 𝑦4

  19. 重みパラメータ ഥ 𝐖𝐭 を慣性𝛈𝐭 を使って徐々に更新 𝛼 = 0 𝛼 =

    0.9 𝛼 = 0.99
  20. None
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  24. ⚫ ⚫

  25. ⚫ ⚫

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  31. 𝑘

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  33. ⚫ ⚫

  34. ⚫ ⚫ ⚫ ⚫ 2番目のNCV以外は比較的素直な従来法の発展といった印象. NRC (+ReSTIR)はNVIDIAらしく実用よりの研究に仕上がっている.