Mr. Ho-Gun Ha Profile

Ho-Gun Ha

at Daegu Gyeongbuk Institute of Science & Technology

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Author

Publications (5)

SPIE Journal Paper | 20 July 2018

Comparative study of hand–eye calibration methods for augmented reality using an endoscope

Seongpung Lee, Hyunki Lee, Hyunseok Choi, Sangseo Jeo, Hogun Ha, Jaesung Hong

JEI, Vol. 27, Issue 04, 043017, (July 2018) https://doi.org/10.1117/12.10.1117/1.JEI.27.4.043017

KEYWORDS: Calibration, Endoscopes, Bismuth, Matrices, Cameras, Error analysis, Augmented reality, Surgery, Endoscopy, Curium

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Proceedings Article | 4 February 2013 Paper

Estimation of reflectance based on properties of selective spectrum with adaptive Wiener estimation

Ji-Hoon Yoo, Wang-Jun Kyung, Ho-Gun Ha, Yeong-Ho Ha

Proceedings Volume 8652, 86520D (2013) https://doi.org/10.1117/12.2005444

KEYWORDS: Reflectivity, Cameras, Imaging systems, Optical filters, Error analysis, Data acquisition, Sensors, RGB color model, Data analysis, Digital cameras

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Proceedings Article | 25 January 2012 Paper

Spatial gamut mapping for preserving the details of an image

In-Yong Song, Ho-Gun Ha, Wang-Jun Kyung, Yeong-Ho Ha

Proceedings Volume 8292, 829209 (2012) https://doi.org/10.1117/12.908195

KEYWORDS: Associative arrays, Printing, Image processing, Image filtering, Linear filtering, Feature extraction, Optical filters, Visualization, RGB color model, Color reproduction

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Proceedings Article | 25 January 2012 Paper

Hue-shift model for DLP projector with the white peaking function

Il-Su Park, Ho-Gun Ha, Dae-Chul Kim, Yeong-Ho Ha

Proceedings Volume 8292, 829214 (2012) https://doi.org/10.1117/12.908162

KEYWORDS: Projection systems, RGB color model, Digital Light Processing, CRTs, Light, Image segmentation, Visualization, Metrology, Instrument modeling, Light sources

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Proceedings Article | 19 January 2009 Paper

Robust subpixel shift estimation using iterative phase correlation of a local region

Ho-Gun Ha, In-Su Jang, Kyung-Woo Ko, Yeong-Ho Ha

Proceedings Volume 7241, 724115 (2009) https://doi.org/10.1117/12.805880

KEYWORDS: Image registration, Image processing, Image analysis, Error analysis, Fourier transforms, Corner detection, Super resolution, Phase shifts, Computer science, Statistical analysis

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