CONFERENCE PROCEEDINGS
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Yoshinori Akao
at NRIPS
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Publications (2)
SPIE Journal Paper | 13 January 2016
Wide-field time-resolved luminescence imaging and spectroscopy to decipher obliterated documents in forensic science
Mototsugu Suzuki, Norimitsu Akiba, Kenji Kurosawa, Kenro Kuroki, Yoshinori Akao, Yoshiyasu Higashikawa
OE, Vol. 55, Issue 01, 014101, (January 2016) https://doi.org/10.1117/12.10.1117/1.OE.55.1.014101
KEYWORDS: Luminescence, Imaging spectroscopy, Spectroscopy, Forensic science, Pulsed laser operation, Time resolved spectroscopy, Optical filters, Cameras, Phosphorescence, Fluorescence spectroscopy
Proceedings Article | 19 April 2002 Paper
Discrimination of inkjet-printed counterfeits by spur marks and feature extraction by spatial frequency analysis
Yoshinori Akao, Kazuhiko Kobayashi, Shigeru Sugawara, Yoko Seki
Proceedings Volume 4677, (2002) https://doi.org/10.1117/12.462704
KEYWORDS: Inkjet technology, Infrared radiation, Visualization, Infrared imaging, Printing, Feature extraction, Spatial frequencies, Light sources and illumination, Radon transform, Binary data
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