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Data-intensive Image Based Relighting

Data-intensive Image Based Relighting. Biswarup Choudhury Sharat Chandran. Introduction. Image-based Relighting (IBRL). Method. Singular Value Decomposition (SVD) Compue a set of image bases and their corresponding relighting coefficients. Spherical Harmonics (SH)

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Data-intensive Image Based Relighting

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  1. Data-intensive Image Based Relighting Biswarup Choudhury Sharat Chandran

  2. Introduction • Image-based Relighting (IBRL)

  3. Method • Singular Value Decomposition (SVD) Compue a set of image bases and their corresponding relighting coefficients. • Spherical Harmonics (SH) Coherence among the computed relighting coefficients.

  4. SVD

  5. SH

  6. SH ________________________________________________

  7. Reconstruct

  8. Result

  9. Result

  10. Result

  11. 2S-SVD

  12. IAI

  13. Discussion • Basis image龐大 • 執行時間冗長 • 應用於全景圖

  14. 詭異！ By [Accurate Image Based Relighting through Optimization ]

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