Prof. Okan K. Ersoy Profile

Prof. Okan K. Ersoy

at Purdue Univ

SPIE Involvement:

Author

Publications (18)

SPIE Journal Paper | 20 August 2015

Earthquake-induced damage classification from postearthquake satellite image using spectral and spatial features with support vector selection and adaptation

Gulsen Taskin, Okan Ersoy, Mustafa Kamasak

JARS, Vol. 9, Issue 01, 096017, (August 2015) https://doi.org/10.1117/12.10.1117/1.JRS.9.096017

KEYWORDS: Image classification, Satellites, Earthquakes, Feature extraction, Satellite imaging, Earth observing sensors, Vegetation, Remote sensing, Image resolution, Roads

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Proceedings Article | 3 June 2015 Paper

Weighted Chebyshev distance classification method for hyperspectral imaging

S. Demirci, I. Erer, O. Ersoy

Proceedings Volume 9482, 948218 (2015) https://doi.org/10.1117/12.2181914

KEYWORDS: Hyperspectral imaging, Image classification, Distance measurement, Reflectivity, Optimization (mathematics), Algorithm development, Data acquisition, Absorption, Remote sensing, Spectroscopy

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Proceedings Article | 13 June 2014 Paper

Vector tunnel algorithm for hyperspectral target detection

S. Demirci, I. Erer, O. Ersoy

Proceedings Volume 9088, 90880D (2014) https://doi.org/10.1117/12.2053540

KEYWORDS: Detection and tracking algorithms, Target detection, Hyperspectral target detection, Hyperspectral imaging, Sensors, Distance measurement, Visualization, Reflectivity, Remote sensing, Algorithm development

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Proceedings Article | 18 February 2010 Paper

Femtosecond laser direct writing of volume Fresnel zone plates

Pornsak Srisungsitthisunti, Okan Ersoy, Xianfan Xu

Proceedings Volume 7584, 75840V (2010) https://doi.org/10.1117/12.846588

KEYWORDS: Zone plates, Diffraction, Femtosecond phenomena, Refractive index, Phase modulation, Beam propagation method, Phase shifts, Silica, Refraction, Light wave propagation

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Proceedings Article | 16 September 2005 Paper

Image fusion using DFT based digital filter banks

Murat Sezgin, Isin Erer, Okan Ersoy

Proceedings Volume 5909, 590909 (2005) https://doi.org/10.1117/12.616660

KEYWORDS: Image fusion, Digital filtering, Medical imaging, Wavelets, Electronic filtering, Image sensors, Fourier transforms, Wavelet transforms, Computed tomography, Electronics

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Proceedings Article | 21 February 2005 Paper

Formation of the anticounterfeiting hologram stickers on the base of combined optical and e-beam lithography

Andrei Andriesh, Valeriu Bivol, Okan Ersoy, Serghei Sergeev, Ghenadii Triduh, Alexandr Prisacar, Stefan Robu

Proceedings Volume 5822, (2005) https://doi.org/10.1117/12.612301

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Proceedings Article | 2 November 2004 Paper

Segmentation of remote sensing images using multistage unsupervised learning

Murat Sezgin, Okan Ersoy, Bingül Yazgan

Proceedings Volume 5558, (2004) https://doi.org/10.1117/12.558963

KEYWORDS: Image segmentation, Neurons, Remote sensing, Prototyping, Machine learning, Image processing algorithms and systems, Multispectral imaging, Brain mapping, Landsat, Earth observing sensors

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Proceedings Article | 21 October 2004 Paper

Both holographic and electron-beam recording in new carbazolyl-containing photoresists

Andrei Andries, Valeriu Bivol, Okan Ersoy, Stephan Robu, Sergei Sergeev, Lyudmila Vlad

Proceedings Volume 5581, (2004) https://doi.org/10.1117/12.582924

KEYWORDS: Diffraction gratings, Diffraction, Holography, Polymers, Electron beams, Computing systems, Photoresist materials, Absorption, Content addressable memory, Helium cadmium lasers

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Proceedings Article | 9 October 1998 Paper

Design of binary rotation-invariant filters with genetic algorithm

Liviu Singher, Okan Ersoy, Gaines Miles

Proceedings Volume 3466, (1998) https://doi.org/10.1117/12.326801

KEYWORDS: Genetic algorithms, Optical filters, Spatial light modulators, Optimization (mathematics), Image filtering, Phase only filters, Information visualization, Binary data, Nonlinear filtering, Optical pattern recognition

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SPIE Journal Paper | 1 March 1997

Optimization of binary circular filters

Liviu Singher, Okan Ersoy, Gaines Miles

OE, Vol. 36, Issue 03, (March 1997) https://doi.org/10.1117/12.10.1117/1.601258

KEYWORDS: Nonlinear filtering, Optical filters, Genetic algorithms, Image filtering, Optimization (mathematics), Signal to noise ratio, Optical engineering, Binary data, Spatial light modulators, Phase only filters

SPIE Journal Paper | 1 August 1996

Partitioning of Hopfield networks and its application to image restoration

Ramakrishnan Sundaram, Okan Ersoy

OE, Vol. 35, Issue 08, (August 1996) https://doi.org/10.1117/12.10.1117/1.600803

KEYWORDS: Image restoration, Neurons, Optical engineering, Chemical elements, Filtering (signal processing), Binary data, Error analysis, Medical imaging, Image processing, Switching

SPIE Journal Paper | 1 November 1995

Adaptive approach to edge detection

Ramakrishnan Sundaram, Okan Ersoy, David Hansen

OE, Vol. 34, Issue 11, (November 1995) https://doi.org/10.1117/12.10.1117/12.212895

KEYWORDS: Edge detection, Bandpass filters, Linear filtering, 3D image processing, Electronic filtering, Image filtering, Digital filtering, Gaussian filters, Algorithm development, Magnetic resonance imaging

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Proceedings Article | 29 October 1993 Paper

Probabilistic spectral feature extraction technique for neural networks

Young Yoon, Okan Ersoy

Proceedings Volume 2032, (1993) https://doi.org/10.1117/12.162026

KEYWORDS: Neural networks, Quantization, Binary data, Feature extraction, Distance measurement, Performance modeling, Pattern recognition, Data storage, Electrical engineering, Image compression

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SPIE Journal Paper | 1 May 1993

Transform edge detection

Sabzali Aghagolzadeh, Okan Ersoy

OE, Vol. 32, Issue 05, (May 1993) https://doi.org/10.1117/12.10.1117/12.130262

KEYWORDS: Edge detection, Bandpass filters, Linear filtering, Fourier transforms, Image segmentation, Image compression, Image processing, Parallel processing, Signal detection, Gaussian filters

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Proceedings Article | 1 June 1992 Paper

Recent studies of transform image enhancement

Sabzali Aghagolzadeh, Okan Ersoy

Proceedings Volume 1652, (1992) https://doi.org/10.1117/12.59450

KEYWORDS: Image enhancement, Image processing, Image compression, Medical imaging, Image filtering, Visual system, Fourier transforms, Image quality, Linear filtering, Convolution

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SPIE Journal Paper | 1 March 1992

Transform image enhancement

Sabzali Aghagolzadeh, Okan Ersoy

OE, Vol. 31, Issue 03, (March 1992) https://doi.org/10.1117/12.10.1117/12.56095

KEYWORDS: Image enhancement, Image processing, Image filtering, Image compression, Convolution, Fourier transforms, Visual system, Linear filtering, Electronic filtering, Image quality

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SPIE Journal Paper | 1 September 1990

Nonlinear matched filtering II

Okan Ersoy, Young Yoon, Nirmal Keshava, Diane Zimmerman

OE, Vol. 29, Issue 09, (September 1990) https://doi.org/10.1117/12.10.1117/12.55697

KEYWORDS: Electronic filtering, Nonlinear filtering, Signal to noise ratio, Optical filters, Filtering (signal processing), Fourier transforms, Statistical analysis, Signal detection, Nonlinear optics, Neural networks

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Proceedings Article | 1 July 1990 Paper

New approach to computer generated holography

Okan Ersoy, C. Bubb

Proceedings Volume 1319, (1990) https://doi.org/10.1117/12.22200

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Showing 5 of 18 publications

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