Restoring 2D Content from Distorted Documents
IEEE Transactions on Pattern Analysis and Machine Intelligence
A new system to acquire and restore document shape and content
PROCAMS '08 Proceedings of the 5th ACM/IEEE International Workshop on Projector camera systems
Photometric and geometric restoration of document images using inpainting and shape-from-shading
AAAI'07 Proceedings of the 22nd national conference on Artificial intelligence - Volume 2
Composition of a dewarped and enhanced document image from two view images
IEEE Transactions on Image Processing
A new technique for the digitization and restoration of deteriorated photographic negatives
Journal on Image and Video Processing - Special issue on image and video processing for cultural heritage
User-assisted ink-bleed reduction
IEEE Transactions on Image Processing - Special section on distributed camera networks: sensing, processing, communication, and implementation
Proceedings of the 2011 Workshop on Historical Document Imaging and Processing
An image based performance evaluation method for page dewarping algorithms using SIFT features
CBDAR'11 Proceedings of the 4th international conference on Camera-Based Document Analysis and Recognition
Proceedings of the 13th ACM/IEEE-CS joint conference on Digital libraries
Geometric and colorimetric error compensation for multi-view images
Journal of Visual Communication and Image Representation
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A novel technique that uses boundary interpolation to correct geometric distortion and shading artifacts present in images of printed materials is presented. Unlike existing techniques, our algorithm can simultaneously correct a variety of geometric distortions, including skew, fold distortion, binder curl, and combinations of these. In addition, the same interpolation framework can be used to estimate the intrinsic illumination component of the distorted image to correct shading artifacts. We detail our algorithm for geometric and shading correction and demonstrate its usefulness on real-world and synthetic data.