Perspective estimation for document images

@inproceedings{Dance2002PerspectiveEF,
  title={Perspective estimation for document images},
  author={Christopher R. Dance},
  booktitle={Document Recognition and Retrieval},
  year={2002}
}
There has been increasing interest in document capture with digital cameras, since they are often more convenient to use than conventional devices such as atbed scanners. Unlike atbed scanners, cameras can acquire document images with arbitrary perspectives. Without correction, perspective distortions are unappealing to human readers. They also make subsequent image analysis slower, more complicated and less reliable. The novel contribution of this paper is to view perspective estimation as a… CONTINUE READING
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