Prof. Qi Hao Profile

Prof. Qi Hao

SDL Author at Univ of Alabama

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Author

Publications (5)

SPIE Journal Paper | 1 July 2010

Quality and matching performance analysis of three-dimensional unraveled fingerprints

Yongchang Wang, Qi Hao, Abhishika Fatehpuria, Laurence Hassebrook, Daniel Lau

OE, Vol. 49, Issue 07, 077202, (July 2010) https://doi.org/10.1117/12.10.1117/1.3465571

KEYWORDS: Image quality, 3D image processing, 3D scanning, 3D acquisition, Scanners, 3D printing, Optical engineering, Sensors, Projection systems, Algorithm development

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Proceedings Article | 1 May 2008 Paper

Multiple human tracking with wireless distributed pyro-electric sensors

Nanxiang Li, Qi Hao

Proceedings Volume 6940, 694033 (2008) https://doi.org/10.1117/12.777250

KEYWORDS: Sensors, Visibility, Fresnel lenses, Infrared sensors, Modulation, Electronic filtering, Computing systems, Video surveillance, Video, Error analysis

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Proceedings Article | 1 May 2008 Paper

Multiple walker recognition using wireless distributed pyro-electric sensors

Nanxiang Li, Qi Hao

Proceedings Volume 6940, 694034 (2008) https://doi.org/10.1117/12.777253

KEYWORDS: Sensors, Visibility, Feature extraction, Infrared sensors, Biometrics, Data modeling, Human subjects, Gait analysis, Modulation, Data fusion

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Proceedings Article | 3 May 2007 Paper

Multicamera phase measuring profilometry for accurate depth measurement

Yongchang Wang, Kai Liu, Qi Hao, Daniel Lau, Laurence Hassebrook

Proceedings Volume 6555, 655509 (2007) https://doi.org/10.1117/12.720068

KEYWORDS: Cameras, Projection systems, 3D acquisition, 3D modeling, Laser imaging, Imaging systems, Distortion, 3D vision, Phase matching, Structured light

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SPIE Journal Paper | 1 October 2006

Human-tracking systems using pyroelectric infrared detectors

Mohan Shankar, John Burchett, Qi Hao, Bob Guenther, David Brady

OE, Vol. 45, Issue 10, 106401, (October 2006) https://doi.org/10.1117/12.10.1117/1.2360948

KEYWORDS: Sensors, Pyroelectric detectors, Visibility, Fresnel lenses, Signal detection, Optical engineering, Modulation, Motion detection, Infrared detectors, Infrared sensors

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