Dr. Hirobumi Nishida Profile

Dr. Hirobumi Nishida

at Ricoh Co Ltd

SPIE Involvement:

Author

Publications (4)

Proceedings Article | 17 January 2005 Paper

Restoring high-resolution text images to improve legibility and OCR accuracy

Hirobumi Nishida

Proceedings Volume 5676, (2005) https://doi.org/10.1117/12.583013

KEYWORDS: Optical character recognition, Binary data, Image resolution, Image quality, Image analysis, Eye, Feature extraction, Image restoration, Digital filtering, Nonlinear filtering

Read Abstract +

Proceedings Article | 15 December 2003 Paper

Adaptive inverse halftoning for scanned document images through multiresolution and multiscale analysis

Hirobumi Nishida

Proceedings Volume 5296, (2003) https://doi.org/10.1117/12.521340

KEYWORDS: Image processing, Image resolution, Image quality, Linear filtering, Halftones, Printing, Digital filtering, Diffusion, Feature extraction, Scanners

Read Abstract +

Proceedings Article | 13 January 2003 Paper

Restoring color document images with show-through effects by multiscale analysis

Hirobumi Nishida, Takeshi Suzuki

Proceedings Volume 5008, (2003) https://doi.org/10.1117/12.472015

KEYWORDS: Visualization, Distortion, Image processing, Digital image processing, Image analysis, Scanners, Linear filtering, Edge detection, Image restoration, Digital cameras

Read Abstract +

Proceedings Article | 13 April 2001 Paper

Split-and-merge method for 3D model reconstruction

Ying-jieh Huang, Hirobumi Nishida

Proceedings Volume 4298, (2001) https://doi.org/10.1117/12.424890

KEYWORDS: 3D modeling, 3D image processing

Read Abstract +

View contact details

UPDATE YOUR PROFILE

Is this your profile? Update it now.

Sign into your SPIE.org account

Don’t have a profile and want one?

Create an account on SPIE.org

Keywords/Phrases

Search In:

Publication Years