Mr. Ivo Dobrev Profile

Ivo Dobrev

at Worcester Polytechnic Institute

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Author

Publications (8)

SPIE Journal Paper | 5 September 2014 Open Access

Full-field transient vibrometry of the human tympanic membrane by local phase correlation and high-speed holography

Ivo Dobrev, Cosme Furlong, Jeffrey Cheng, John Rosowski

JBO, Vol. 19, Issue 09, 096001, (September 2014) https://doi.org/10.1117/12.10.1117/1.JBO.19.9.096001

KEYWORDS: Acoustics, Laser Doppler velocimetry, Vibrometry, Holography, Ferroelectric materials, Cameras, Phase shifts, Spatial resolution, Temporal resolution, Phase shift keying

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Proceedings Article | 18 August 2014 Paper

High-speed holographic system for full-field transient vibrometry of the human tympanic membrane

I. Dobrev, E. Harrington, T. Cheng, C. Furlong, J. Rosowski

Proceedings Volume 9204, 920405 (2014) https://doi.org/10.1117/12.2063523

KEYWORDS: Holography, Wave propagation, Ear, Cameras, Acoustics, Spatial resolution, Ferroelectric materials, Temporal resolution, Vibrometry, Laser Doppler velocimetry

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SPIE Journal Paper | 17 July 2013 Open Access

Digital holographic measurements of shape and three-dimensional sound-induced displacements of tympanic membrane

Morteza Khaleghi, Weina Lu, Ivo Dobrev, Jeffrey Cheng, Cosme Furlong, John Rosowski

OE, Vol. 52, Issue 10, 101916, (July 2013) https://doi.org/10.1117/12.10.1117/1.OE.52.10.101916

KEYWORDS: Digital holography, Holography, Finite element methods, Ear, Holograms, Optical engineering, Head, 3D metrology, Laser optics, Tunable lasers

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Proceedings Article | 13 September 2012 Paper

Digital holographic otoscope for measurements of the human tympanic membrane in vivo

I. Dobrev, E. Harrington, T. Cheng, C. Furlong, J. Rosowski

Proceedings Volume 8494, 849409 (2012) https://doi.org/10.1117/12.954633

KEYWORDS: Digital holography, Holography, Head, Ear, In vivo imaging, Computing systems, Holograms, Error analysis, Mechatronics, Motion measurement

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Proceedings Article | 13 September 2012 Paper

Investigation of thermomechanical effects of lighting conditions on canvas paintings by laser shearography

M. Meybodi, I. Dobrev, P. Klausmeyer, E. Harrington, C. Furlong

Proceedings Volume 8494, 84940A (2012) https://doi.org/10.1117/12.958089

KEYWORDS: Shearography, Light sources and illumination, Algorithm development, Infrared cameras, Image processing, Imaging systems, Thermography, Humidity, Speckle pattern, Light sources

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Proceedings Article | 11 September 2012 Paper

Miniaturization as a key factor to the development and application of advanced metrology systems

Cosme Furlong, Ivo Dobrev, Ellery Harrington, Peter Hefti, Morteza Khaleghi

Proceedings Volume 8413, 84130T (2012) https://doi.org/10.1117/12.981668

KEYWORDS: Metrology, Sensors, Imaging systems, Microelectromechanical systems, 3D metrology, Digital holography, Holography, Ear, Thermography, Optical metrology

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Proceedings Article | 2 August 2010 Paper

Development of an optoelectronic holographic platform for otolaryngology applications

Ellery Harrington, Ivo Dobrev, Nikhil Bapat, Jorge Mauricio Flores, Cosme Furlong, John Rosowski, Jeffery Tao Cheng, Chris Scarpino, Michael Ravicz

Proceedings Volume 7791, 77910J (2010) https://doi.org/10.1117/12.862130

KEYWORDS: Holography, Digital holography, Cameras, Holograms, Scanning probe lithography, Image processing, Optoelectronics, Beam splitters, Video, Bragg cells

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Proceedings Article | 2 August 2010 Paper

Design of a positioning system for a holographic otoscope

I. Dobrev, J. Flores Moreno, C. Furlong, E. Harrington, J. Rosowski, C. Scarpino

Proceedings Volume 7791, 77910D (2010) https://doi.org/10.1117/12.862354

KEYWORDS: Holography, Digital holography, Control systems, 3D image reconstruction, Ear, Kinematics, Head, Beam splitters, Holograms, Optical design

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Showing 5 of 8 publications

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