Dr. Changhan Park Profile

Dr. Changhan Park

Chief Engineer at Hanwha Systems Co., Ltd.

SPIE Involvement:

Author

Area of Expertise:

Intelligent Swarm Drones , Reinforcement learning , Unsupervised learning , Supervised learning , Information Fusion , Pattern Recognition

Publications (13)

Proceedings Article | 17 April 2008 Paper

Object recognition in infrared image sequences using scale invariant feature transform

Changhan Park, Kyung-hoon Bae, Jik-Han Jung

Proceedings Volume 6968, 69681P (2008) https://doi.org/10.1117/12.777976

KEYWORDS: Infrared imaging, Object recognition, Visualization, Image visualization, Imaging systems, Feature extraction, Infrared sensors, Infrared radiation, Target recognition, Sensors

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Proceedings Article | 17 April 2008 Paper

Image fusion in infrared image and visual image using normalized mutual information

Changhan Park, Kyung-hoon Bae, Sungnam Choi, Jik-Han Jung

Proceedings Volume 6968, 69681Q (2008) https://doi.org/10.1117/12.777990

KEYWORDS: Image fusion, Image registration, Sensors, Infrared imaging, Feature extraction, Visualization, Image visualization, Image sensors, Infrared radiation, Image processing

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Proceedings Article | 16 April 2008 Paper

Robust method for detecting an infrared small moving target based on the facet-based model

Hwal-Suk Lee, Seokkwon Kim, Dong-Jo Park, Jieun Kim, Changhan Park

Proceedings Volume 6969, 69690E (2008) https://doi.org/10.1117/12.777485

KEYWORDS: Target detection, Detection and tracking algorithms, Infrared detectors, Infrared radiation, Infrared imaging, Thermal modeling, Imaging systems, Real time imaging, Defense and security, Defense technologies

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Proceedings Article | 15 April 2008 Paper

Suppression of fixed pattern noise for infrared image system

Changhan Park, Jungsoo Han, Kyung-Hoon Bae

Proceedings Volume 6941, 694119 (2008) https://doi.org/10.1117/12.777985

KEYWORDS: Nonuniformity corrections, Sensors, Imaging systems, Infrared imaging, Image quality, Infrared radiation, Staring arrays, Signal processing, Infrared detectors, Motion analysis

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Proceedings Article | 17 March 2008 Paper

Intermediate view reconstruction using adaptive disparity search algorithm for real-time 3D processing

Kyung-hoon Bae, Changhan Park, Eun-soo Kim

Proceedings Volume 6974, 69740Q (2008) https://doi.org/10.1117/12.777455

KEYWORDS: Reconstruction algorithms, 3D displays, Stereoscopy, 3D image processing, Image processing, Telecommunications, Image compression, Cameras, Image segmentation, 3D image reconstruction

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Proceedings Article | 17 March 2008 Paper

Automatic extraction of corresponding-points for image registration

Jik-Han Jung, Won-Chul Choi, Dong-Jo Park, Chang-Han Park, Jae-Ik Lee

Proceedings Volume 6974, 69740R (2008) https://doi.org/10.1117/12.777482

KEYWORDS: Image registration, Sensors, Image processing, Image sensors, Image fusion, Infrared imaging, Corner detection, Computed tomography, Visualization, RGB color model

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Proceedings Article | 8 October 2007 Paper

PowerPC-based system for tracking in infrared image sequences

Jaeik Lee, Jungsu Youn, Changhan Park

Proceedings Volume 6737, 67370S (2007) https://doi.org/10.1117/12.738511

KEYWORDS: Detection and tracking algorithms, Infrared imaging, Optical tracking, Cameras, Image processing, Infrared radiation, Infrared sensors, Infrared search and track, Infrared cameras, Frame grabbers

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SPIE Journal Paper | 1 October 2007

Errata: Computer-based integrated imaging using normalized cross-correlation for resolution enhancement

Kyung Hoon Bae, Jungjoon Lee, Changhan Park

JEI, Vol. 16, Issue 04, 049801, (October 2007) https://doi.org/10.1117/12.10.1117/1.2803892

SPIE Journal Paper | 1 July 2007

Computer-based integrated imaging using normalized cross-correlation for resolution enhancement

Kyung-Hoon Bae, Jungjoon Lee, Changhan Park

JEI, Vol. 16, Issue 03, 033010, (July 2007) https://doi.org/10.1117/12.10.1117/1.2768325

KEYWORDS: 3D image processing, 3D acquisition, Image resolution, 3D image reconstruction, Image processing, Target detection, Resolution enhancement technologies, 3D modeling, Target recognition, Imaging systems

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Proceedings Article | 10 May 2007 Paper

IR and CCD-based object tracking using active shape model

Junhaeng Lee, Changhan Park

Proceedings Volume 6569, 65690J (2007) https://doi.org/10.1117/12.720144

KEYWORDS: Detection and tracking algorithms, Cameras, Motion models, Video, Systems modeling, Algorithm development, Principal component analysis, Video surveillance, Image segmentation, CCD cameras

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Proceedings Article | 7 May 2007 Paper

Adaptive target segmentation using runtime-weighted features

Jik-Han Jung, Hwal-Suk Lee, Dong-Jo Park, Chang-Han Park, Jae-Ik Lee

Proceedings Volume 6567, 65671F (2007) https://doi.org/10.1117/12.719293

KEYWORDS: Image segmentation, Logic, Filtering (signal processing), Cameras, Optical filters, Electronic filtering, Motion models, Target recognition, Algorithm development, Detection and tracking algorithms

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Proceedings Article | 30 April 2007 Paper

Multimodal human verification using stereo-based 3D inforamtion, IR, and speech

Changhan Park

Proceedings Volume 6543, 65431D (2007) https://doi.org/10.1117/12.718978

KEYWORDS: Facial recognition systems, Infrared imaging, Principal component analysis, Biometrics, Fuzzy logic, Detection and tracking algorithms, 3D image processing, Feature extraction, Speech recognition, Cameras

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Proceedings Article | 25 October 2005 Paper

Stereo vision-based autonomous mobile robot

Changhan Park, Sooin Kim, Joonki Paik

Proceedings Volume 6006, 60060O (2005) https://doi.org/10.1117/12.630346

KEYWORDS: Distance measurement, Mobile robots, Target recognition, Target detection, Stereo vision systems, 3D acquisition, Cameras, Robot vision, Image filtering, Image processing

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Showing 5 of 13 publications

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