Dr. Jouni A. Sampo Profile

Dr. Jouni A. Sampo

at Lappeenranta Univ of Technology

SPIE Involvement:

Author

Publications (5)

Proceedings Article | 7 October 2014 Paper

Towards a "fingerprint" of paper network: separating forgeries from genuine by the properties of fibre structure

Jouni Takalo, Jussi Timonen, Jouni Sampo, Maaria Rantala, Samuli Siltanen, Matti Lassas

Proceedings Volume 9253, 92530A (2014) https://doi.org/10.1117/12.2066809

KEYWORDS: Digital watermarking, Anisotropy, Wavelets, X-ray imaging, X-rays, Manufacturing, Binary data, Network security, Infrared spectroscopy, Raman spectroscopy

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SPIE Journal Paper | 27 March 2014 Open Access

Curvelet-based method for orientation estimation of particles from optical images

Jouni Sampo, Jouni Takalo, Samuli Siltanen, Arttu Miettinen, Matti Lassas, Jussi Timonen

OE, Vol. 53, Issue 03, 033109, (March 2014) https://doi.org/10.1117/12.10.1117/1.OE.53.3.033109

KEYWORDS: Optical fibers, Particles, Calcium, Statistical analysis, Optical engineering, Image resolution, Nanofibers, Fourier transforms, Cameras, X-rays

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Proceedings Article | 26 September 2013 Paper

Curvelet-based method for orientation estimation of particles

Jouni Sampo, Jouni Takalo, Samuli Siltanen, Matti Lassas, Jussi Timonen, Arttu Miettinen

Proceedings Volume 8858, 885825 (2013) https://doi.org/10.1117/12.2025342

KEYWORDS: Particles, Neodymium, CCD cameras, Image resolution, Atomic force microscopy, Image analysis, Wavelets, Fourier transforms, Statistical analysis, Optical fibers

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Proceedings Article | 28 January 2004 Paper

Use of hybrid method in wavelets base selection for signal compression

Kalle Saastamoinen, Jouni Sampo

Proceedings Volume 5208, (2004) https://doi.org/10.1117/12.504418

KEYWORDS: Wavelets, Fuzzy logic, Logic, Mathematical modeling, Distance measurement, Discrete wavelet transforms, Genetic algorithms, Heart, Control systems, Wavelet transforms

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Proceedings Article | 28 January 2004 Paper

A family of M-band wavelets with non-zero centered vanishing moments

Jouni Sampo

Proceedings Volume 5208, (2004) https://doi.org/10.1117/12.504420

KEYWORDS: Wavelets, Filtering (signal processing), Electronic filtering, Curium, Analytical research, Image compression, Bandpass filters, Signal processing, Linear filtering, Mathematics

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