Expansion of queries and databases for improving the retrieval accuracy of document portions: an application to a camera-pen system

@inproceedings{Kise2010ExpansionOQ,
  title={Expansion of queries and databases for improving the retrieval accuracy of document portions: an application to a camera-pen system},
  author={Koichi Kise and Megumi Chikano and Kazumasa Iwata and Masakazu Iwamura and Seiichi Uchida and Shinichiro Omachi},
  booktitle={Document Analysis Systems},
  year={2010}
}
This paper presents a method of improving the accuracy of document image retrieval focusing on the application to a camera-pen system. In a camera-pen system, document image retrieval is employed for locating the pen-tip position on a page. A serious problem is that since the camera is mounted close to the pen-tip, the camera captures only a tiny portion of the page and the resultant image is under severe perspective distortion, resulting in lowering the retrieval accuracy. To solve this… CONTINUE READING

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