Prof. George T.C. Chiu Profile

Prof. George T.C. Chiu

Associate Professor at Purdue Univ

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Publications (16)

Proceedings Article | 4 February 2013 Paper

Wavelet-based figure of merit for macro-uniformity

Xing Liu, Gary Overall, Travis Riggs, Rebecca Silveston-Keith, Julie Whitney, George Chiu, Jan Allebach

Proceedings Volume 8653, 86530Q (2013) https://doi.org/10.1117/12.2008515

KEYWORDS: Wavelets, Wavelet transforms, Image quality, Error analysis, Printing, Human subjects, Image filtering, Image processing, Image analysis, Human vision and color perception

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Proceedings Article | 4 February 2013 Paper

Figure of merit for macrouniformity based on image quality ruler evaluation and machine learning framework

Weibao Wang, Gary Overall, Travis Riggs, Rebecca Silveston-Keith, Julie Whitney, George Chiu, Jan Allebach

Proceedings Volume 8653, 86530P (2013) https://doi.org/10.1117/12.2008428

KEYWORDS: Image quality, Machine learning, Printing, Image quality standards, Feature extraction, Visualization, Image processing, Image compression, Manufacturing, Human subjects

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Proceedings Article | 4 February 2009 Paper

High-capacity data hiding in text documents

Aravind Mikkilineni, George Chiu, Jan Allebach, Edward Delp

Proceedings Volume 7254, 72540X (2009) https://doi.org/10.1117/12.805960

KEYWORDS: Printing, Modulation, Signal detection, Digital watermarking, Information security, Data hiding, Linear filtering, Optical proximity correction, Manufacturing, Particles

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Proceedings Article | 4 February 2009 Paper

Improvements on image authentication and recovery using distributed source coding

Nitin Khanna, Antoni Roca, George Chiu, Jan Allebach, Edward Delp

Proceedings Volume 7254, 725415 (2009) https://doi.org/10.1117/12.807352

KEYWORDS: Image compression, Expectation maximization algorithms, Digital imaging, Data compression, Image encryption, Computer programming, Digital watermarking, Image restoration, Quantization, Evolutionary algorithms

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Proceedings Article | 18 March 2008 Paper

Scanner identification with extension to forgery detection

Nitin Khanna, George Chiu, Jan Allebach, Edward Delp

Proceedings Volume 6819, 68190G (2008) https://doi.org/10.1117/12.772048

KEYWORDS: Scanners, Sensors, Detection and tracking algorithms, Optical sensors, Feature extraction, Digital cameras, Image resolution, Forensic science, Image filtering, CCD image sensors

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Proceedings Article | 1 March 2007 Paper

Channel model and operational capacity analysis of printed text documents

Aravind Mikkilineni, Pei-Ju Chiang, George Chiu, Jan Allebach, Edward Delp

Proceedings Volume 6505, 65051U (2007) https://doi.org/10.1117/12.704136

KEYWORDS: Printing, Modulation, Digital watermarking, Optical proximity correction, Photoresistors, Sensors, Signal processing, Amplitude modulation, Information security, Particles

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Proceedings Article | 1 March 2007 Paper

Scanner identification using sensor pattern noise

Nitin Khanna, Aravind Mikkilineni, George Chiu, Jan Allebach, Edward Delp

Proceedings Volume 6505, 65051K (2007) https://doi.org/10.1117/12.705837

KEYWORDS: Scanners, Sensors, Cameras, Digital cameras, Optical sensors, Image classification, Image resolution, Image compression, Charge-coupled devices, CCD image sensors

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Proceedings Article | 1 March 2007 Paper

Forensic classification of imaging sensor types

Nitin Khanna, Aravind Mikkilineni, George Chiu, Jan Allebach, Edward Delp

Proceedings Volume 6505, 65050U (2007) https://doi.org/10.1117/12.705849

KEYWORDS: Scanners, Cameras, Sensors, Digital cameras, Optical sensors, CCD image sensors, CCD cameras, Image classification, Optical filters, Image resolution

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Proceedings Article | 16 February 2006 Paper

Information embedding and extraction for electrophotographic printing processes

Aravind Mikkilineni, Pei-Ju Chiang, Sungjoo Suh, George T. Chiu, Jan Allebach, Edward Delp

Proceedings Volume 6072, 607210 (2006) https://doi.org/10.1117/12.655088

KEYWORDS: Printing, Modulation, Digital watermarking, Signal processing, Signal detection, Photoresistors, Amplitude modulation, Optical proximity correction, Information security, Particles

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Proceedings Article | 2 February 2006 Paper

Adaptive sampling for atomic force microscopy

Hung-Ming Cheng, George T.-C. Chiu

Proceedings Volume 6065, 60650D (2006) https://doi.org/10.1117/12.660280

KEYWORDS: Image compression, Atomic force microscopy, Fractal analysis, Image quality, Image resolution, Image processing, Iterated function systems, Computer programming, Linear filtering, Electronic filtering

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Proceedings Article | 21 March 2005 Paper

Printer identification based on graylevel co-occurrence features for security and forensic applications

Aravind Mikkilineni, Pei-Ju Chiang, Gazi Ali, George Chiu, Jan Allebach, Edward Delp

Proceedings Volume 5681, (2005) https://doi.org/10.1117/12.593796

KEYWORDS: Printing, Digital watermarking, Information security, Forensic science, Optical proximity correction, Nonimpact printing, Image analysis, Manufacturing, Particles, Video

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Proceedings Article | 22 June 2004 Paper

Signature-embedding in printed documents for security and forensic applications

Aravind Mikkilineni, Gazi Ali, Pei-Ju Chiang, George Chiu, Jan Allebach, Edward Delp

Proceedings Volume 5306, (2004) https://doi.org/10.1117/12.531944

KEYWORDS: Printing, Digital watermarking, Halftones, Image processing, Signal processing, Optical proximity correction, Information security, Data hiding, Forensic science, Security printing

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Proceedings Article | 18 December 2003 Paper

Update on INCITS W1.1 standard for perceptual evaluation of micro-uniformity

Robert Zeman, William Kress, D. Rasmussen, Eric Zeise, George Chiu, Kevin Donohue, Dirk Hertel

Proceedings Volume 5294, (2003) https://doi.org/10.1117/12.525753

KEYWORDS: Image quality standards, Image quality, Image processing, Printing, Standards development, Scanners, Visualization, Electrophotography, Silver

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Proceedings Article | 15 July 2002 Paper

Feedback control of an active material adaptive-tuned vibration absorber using relative phase

Keith Williams, George Chiu, Robert Bernhard

Proceedings Volume 4701, (2002) https://doi.org/10.1117/12.474659

KEYWORDS: Shape memory alloys, Control systems, Algorithm development, Calcium, Systems modeling, Data modeling, Feedback control, Signal attenuation, Mathematical modeling, Mechanical engineering

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Proceedings Article | 19 June 2000 Paper

Controlled continuous tuning of an adaptively tunable vibration absorber incorporating shape memory alloys

Keith Williams, George Chiu, Robert Bernhard

Proceedings Volume 3984, (2000) https://doi.org/10.1117/12.388800

KEYWORDS: Shape memory alloys, Control systems, Device simulation, Signal attenuation, Vibration control, Data acquisition, Temperature metrology, Power supplies, Current controlled current source, Nonlinear filtering

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Proceedings Article | 9 June 1999 Paper

Passive-adaptive vibration absorbers using shape memory alloys

Keith Williams, George Chiu, Robert Bernhard

Proceedings Volume 3668, (1999) https://doi.org/10.1117/12.350738

KEYWORDS: Shape memory alloys, Vibration control, Signal attenuation, Amplifiers, Sun, Chemical elements, Adaptive control, Actuators, Power supplies, Sensors

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Showing 5 of 16 publications

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