蔡秉宸 IEEE Transactions on Image Processing Sch. of Sci., Xi'an Jiaotong Univ., Xi'an, China.

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Image Inpainting by Patch Propagation Using Patch Sparsity 蔡蔡蔡 EEE Transactions on Image Processing ch. of Sci., Xi'an Jiaotong Univ., Xi'an, China
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Transcript of 蔡秉宸 IEEE Transactions on Image Processing Sch. of Sci., Xi'an Jiaotong Univ., Xi'an, China.

Page 1: 蔡秉宸 IEEE Transactions on Image Processing Sch. of Sci., Xi'an Jiaotong Univ., Xi'an, China.

Image Inpainting by Patch Propagation Using Patch Sparsity

蔡秉宸

IEEE Transactions on Image Processing Sch. of Sci., Xi'an Jiaotong Univ., Xi'an, China 

Page 2: 蔡秉宸 IEEE Transactions on Image Processing Sch. of Sci., Xi'an Jiaotong Univ., Xi'an, China.

Outline» Introduction» Background» Patch sparsity    -struture sparity    -patch sparse representation» Comparision    -scatch and text removal    -object removal    -missing block completion» Conclusion

Page 3: 蔡秉宸 IEEE Transactions on Image Processing Sch. of Sci., Xi'an Jiaotong Univ., Xi'an, China.

Introduction

Page 4: 蔡秉宸 IEEE Transactions on Image Processing Sch. of Sci., Xi'an Jiaotong Univ., Xi'an, China.

Background

Inpainting

Diffusion-based algorithm

Examplar-based algorithm

Texture synthesis

Bertalmio

Criminisi

Wu

wong

Sparse representation

Page 5: 蔡秉宸 IEEE Transactions on Image Processing Sch. of Sci., Xi'an Jiaotong Univ., Xi'an, China.

Outline» Introduction» Background» Patch sparsity    -struture sparity    -patch sparse representation» Comparision    -scatch and text removal    -object removal    -missing block completion» Conclusion

Page 6: 蔡秉宸 IEEE Transactions on Image Processing Sch. of Sci., Xi'an Jiaotong Univ., Xi'an, China.

Structure sparsity

Page 7: 蔡秉宸 IEEE Transactions on Image Processing Sch. of Sci., Xi'an Jiaotong Univ., Xi'an, China.

Structure sparsity

Page 8: 蔡秉宸 IEEE Transactions on Image Processing Sch. of Sci., Xi'an Jiaotong Univ., Xi'an, China.

Structure sparsity

Page 9: 蔡秉宸 IEEE Transactions on Image Processing Sch. of Sci., Xi'an Jiaotong Univ., Xi'an, China.

Structure sparsity

Page 10: 蔡秉宸 IEEE Transactions on Image Processing Sch. of Sci., Xi'an Jiaotong Univ., Xi'an, China.

Patch sparse representation

smooth

Page 11: 蔡秉宸 IEEE Transactions on Image Processing Sch. of Sci., Xi'an Jiaotong Univ., Xi'an, China.

Patch sparse representation

Page 12: 蔡秉宸 IEEE Transactions on Image Processing Sch. of Sci., Xi'an Jiaotong Univ., Xi'an, China.

Patch sparse representation

Page 13: 蔡秉宸 IEEE Transactions on Image Processing Sch. of Sci., Xi'an Jiaotong Univ., Xi'an, China.

Outline» Introduction» Background» Patch sparsity    -struture sparity    -patch sparse representation» Comparision    -scatch and text removal    -object removal    -missing block completion» Conclusion

Page 14: 蔡秉宸 IEEE Transactions on Image Processing Sch. of Sci., Xi'an Jiaotong Univ., Xi'an, China.

scatch and text removal

Bertalmio Criminisi Wong Patch sparsity

Page 15: 蔡秉宸 IEEE Transactions on Image Processing Sch. of Sci., Xi'an Jiaotong Univ., Xi'an, China.

scatch and text removal

Page 16: 蔡秉宸 IEEE Transactions on Image Processing Sch. of Sci., Xi'an Jiaotong Univ., Xi'an, China.

scatch and text removal

Page 17: 蔡秉宸 IEEE Transactions on Image Processing Sch. of Sci., Xi'an Jiaotong Univ., Xi'an, China.

object removalcriminisi wong Patch 

sparsity

Page 18: 蔡秉宸 IEEE Transactions on Image Processing Sch. of Sci., Xi'an Jiaotong Univ., Xi'an, China.

object removal

Page 19: 蔡秉宸 IEEE Transactions on Image Processing Sch. of Sci., Xi'an Jiaotong Univ., Xi'an, China.

missing block completion

Page 20: 蔡秉宸 IEEE Transactions on Image Processing Sch. of Sci., Xi'an Jiaotong Univ., Xi'an, China.

Conclusion

» PROBLEM   -smooth,sharpe,consistent» NEW CHANLLENGE   -human-being  labeled