Ralph Jacobson


2020

Noise Power Spectrum Scene-Dependency in Simulated Image Capture Systems
Fry, E., Triantaphillidou, S., Jenkin, R., Jacobson, R.E. and Jarvis, J. 2020. Noise Power Spectrum Scene-Dependency in Simulated Image Capture Systems. Bonnier, Nicolas and Farias, Mylène (ed.) IS&T Electronic Imaging: Image Quality and System Performance XVII. Burlingame, California, USA 26 - 30 Jan 2020 The Society of Imaging Science and Technology. https://doi.org/10.2352/ISSN.2470-1173.2020.9.IQSP-345

2014

Perceptibility and acceptability of JPEG 2000 compressed images of various scene types
Allen, E., Triantaphillidou, S. and Jacobson, R.E. 2014. Perceptibility and acceptability of JPEG 2000 compressed images of various scene types. SPIE Electronic Imaging: Image Quality and System Performance XI. San Francisco, USA Jan 2014 SPIE. https://doi.org/10.1117/12.2042582

2014

Just noticeable differences in perceived image contrast with changes in displayed image size
Triantaphillidou, S., Park, J.Y. and Jacobson, R.E. 2014. Just noticeable differences in perceived image contrast with changes in displayed image size. SPIE Proceedings 9016, Image Quality and System Performance XI. San Francisco, USA https://doi.org/10.1117/12.2042534

2001

A Simple Approach in Digitising a Photographic Collection
Triantaphillidou, S. and Jacobson, R.E. 2001. A Simple Approach in Digitising a Photographic Collection. IS&T PICS. Montreal, Quebec, Canada April 2001 pp. 160-165

1999

An evaluation of MTF determination methods for 35mm scanners
Triantaphillidou, S., Jacobson, R.E. and Fagard-Jenkin, R. 1999. An evaluation of MTF determination methods for 35mm scanners. IS&T PICS. Savannah, Georgia, USA April 1999 pp. 231-235

1998

Preferred Tone Reproduction of Images on Soft Displays
Triantaphillidou, S., Jacobson, R.E. and Ford, A.M. 1998. Preferred Tone Reproduction of Images on Soft Displays. ICPS 1998. Antwerp September 1998 pp. 205-208

2019

Scene-and-Process-Dependent Spatial Image Quality Metrics
Fry, E., Triantaphillidou, S., Jenkin, R., Jacobson, R.E. and Jarvis, J. 2019. Scene-and-Process-Dependent Spatial Image Quality Metrics. Journal of Imaging Science and Technology. 63 (6), pp. 060407-1–060407-13 13. https://doi.org/10.2352/J.ImagingSci.Technol.2019.63.6.060407

2019

Validation of Modulation Transfer Functions and Noise Power Spectra from Natural Scenes
Fry, E., Triantaphillidou, S., Jenkin, R., Jarvis, J. and Jacobson, R.E. 2019. Validation of Modulation Transfer Functions and Noise Power Spectra from Natural Scenes. Journal of Imaging Science and Technology. 63 (6), pp. 060406-1–060406-11. https://doi.org/10.2352/J.ImagingSci.Technol.2019.63.6.060406

2012

Evaluation of perceived image sharpness with changes in the displayed image size
Park, J.Y., Triantaphillidou, S., Jacobson, R.E. and Gupta, G. 2012. Evaluation of perceived image sharpness with changes in the displayed image size. in: SPIE proceedings: Electronic Imaging: Image Quality & System Performance IX, 82930J SPIE.

2011

Device-dependent scene-dependent quality predictions using effective pictorial information capacity
Oh, K.H., Triantaphillidou, S. and Jacobson, R.E. 2011. Device-dependent scene-dependent quality predictions using effective pictorial information capacity. in: SPIE proceedings: Image Quality and System Performance VIII, 78670R SPIE.

2010

Scene classification with respect to image quality measurements
Oh, K.H., Triantaphillidou, S. and Jacobson, R.E. 2010. Scene classification with respect to image quality measurements. in: Farnand, S.P. and Gaykema, F. (ed.) Image quality and system performance VII : 18-19 January 2010, San Jose, California, United States Bellingham, Wash. SPIE.

2009

Perceptual image attribute scales derived from overall image quality assessments
Oh, K.H., Triantaphillidou, S. and Jacobson, R.E. 2009. Perceptual image attribute scales derived from overall image quality assessments. in: Farnand, S.P. and Gaykema, F. (ed.) Image quality and system performance VI : 19-21 January 2009, San Jose, California, USA IS&T - The Society for Imaging and Science and Technology and SPIE.

2009

Identification of image attributes that are most affected with changes in displayed image size
Park, J.Y., Triantaphillidou, S. and Jacobson, R.E. 2009. Identification of image attributes that are most affected with changes in displayed image size. in: Farnand, S.P. and Gaykema, F. (ed.) Image quality and system performance VI : 19-21 January 2009, San Jose, California, USA IS&T - The Society for Imaging and Science and Technology and SPIE.

2006

Assessing image quality
MacDonald, L.W. and Jacobson, R.E. 2006. Assessing image quality. in: MacDonald, L.W. (ed.) Digital heritage: applying digital imaging to cultural heritage Oxford, UK Elsevier. pp. 351-373

2003

Use of the first order Wiener kernal transform in the evaluation of SQRIn and PIC quality metrics for JPEG compression
Jenkin, R.B., Jacobson, R.E. and Richardson, M.A. 2003. Use of the first order Wiener kernal transform in the evaluation of SQRIn and PIC quality metrics for JPEG compression. in: Miyake, Y. and Rasmussen, D.R. (ed.) Image quality and system performance SPIE.

2003

Modelling and application of contrast enhancement of visually indistinct colours using simple single band image capture techniques
Jacobson, R.E. and Jenkin, R.B. 2003. Modelling and application of contrast enhancement of visually indistinct colours using simple single band image capture techniques. in: Final program and proceedings of the PICS conference, the digital photography conference processing images, image quality, capturing images, systems conference Rochester, New York, USA Society for Imaging Science and Technology. pp. 194-198

2003

Perceptibility and acceptability of gamma differences of displayed sRGB images
Bilissi, E., Jacobson, R.E. and Attridge, G.G. 2003. Perceptibility and acceptability of gamma differences of displayed sRGB images. in: PICS 2003: the PICS Conference, an International Technical Conference on the Science and Systems of Digital Photography, including the Fifth International Symposium on Multispectral Color Science Rochester, USA Society for Imaging Science and Technology.

2002

Effect of gamma correction in discrete imaging systems upon determination of MTF
Jenkin, R.B., Jacobson, R.E., Axford, N.R. and Allen, E. 2002. Effect of gamma correction in discrete imaging systems upon determination of MTF. in: Final program and proceedings of IS&T's PICS conference: image processing, image quality, image capture systems conference: In digital image capture and associated system, reproduction and image quality technologies Society for Imaging Science and Technology. pp. 142-147

2002

Metric approaches to image quality
Jacobson, R.E. and Triantaphillidou, S. 2002. Metric approaches to image quality. in: MacDonald, L.W. and Luo, M.R. (ed.) Colour image science: exploiting digital media Chichester, UK Wiley. pp. 371-392

2002

Some problems and solutions in quantifying image quality
Jacobson, R.E. 2002. Some problems and solutions in quantifying image quality. in: Proceedings of the International Congress of Imaging Science. 2002, May 13-17. Tokyo, Japan Society for Imaging Science and Technology. pp. 3-4

2002

The effect of reduced color depth on the color reproduction of web images
Bilissi, E., Jacobson, R.E. and Attridge, G.G. 2002. The effect of reduced color depth on the color reproduction of web images. in: PICS 2002: IS&T's PICS Conference, an International Technical Conference on Digital Image Capture and Associated System, Reproduction and Image Quality Technologies Portland, USA Society for Imaging Science and Technology.

2001

A simple approach to digitizing a photographic collection
Triantaphillidou, S. and Jacobson, R.E. 2001. A simple approach to digitizing a photographic collection. in: PICS 2001: Image Processing, Image Quality, Image Capture Systems Conference Society for Imaging Science and Technology. pp. 160-165

2001

Practical camera characterization for color measurement
Pointer, M.R., Attridge, G.G. and Jacobson, R.E. 2001. Practical camera characterization for color measurement. in: Proceedings of the Image Processing, Image Quality, Image Capture Systems Conference (PICS-01), Montreal, Quebec, Canada, April 22-25 2001, IS&T 2001 Springfield, USA Society for Imaging Science and Technology.

2001

Visual significance of digital artifacts
MacLennan-Brown, K. and Jacobson, R.E. 2001. Visual significance of digital artifacts. in: PICS 2001: Image Processing, Image Quality, Image Capture Systems Conference Society for Imaging Science and Technology. pp. 119-123

2001

Partial determination of non-linear MTF via the Volterra and Wiener theories of non-linear systems
Jenkin, R.B., Jacobson, R.E. and Axford, N.R. 2001. Partial determination of non-linear MTF via the Volterra and Wiener theories of non-linear systems. in: PICS 2001: Image Processing, Image Quality, Image Capture Systems Conference Society for Imaging Science and Technology. pp. 233-238

2001

Modelling light fading of hard copy media
Jacobson, R.E. and Saunders, A.E. 2001. Modelling light fading of hard copy media. in: PICS 2001: Image Processing, Image Quality, Image Capture Systems Conference Society for Imaging Science and Technology. pp. 33-38

2008

Just noticeable gamma differences and acceptability of sRGB images displayed on a CRT monitor
Bilissi, E., Jacobson, R.E. and Attridge, G.G. 2008. Just noticeable gamma differences and acceptability of sRGB images displayed on a CRT monitor. Imaging Science Journal. 56 (4), pp. 189-200. https://doi.org/10.1179/174313108X281362

2007

Image quality comparison between JPEG and JPEG2000. II. Scene dependency, scene analysis, and classification
Triantaphillidou, S., Allen, E. and Jacobson, R.E. 2007. Image quality comparison between JPEG and JPEG2000. II. Scene dependency, scene analysis, and classification. Journal of Imaging Science and Technology. 51 (3), pp. 259-270.

2007

Image quality comparison between JPEG and JPEG2000. I. Psychophysical investigation
Allen, E., Triantaphillidou, S. and Jacobson, R.E. 2007. Image quality comparison between JPEG and JPEG2000. I. Psychophysical investigation. Journal of Imaging Science and Technology. 51 (3), pp. 248-258. https://doi.org/10.2352/J.ImagingSci.Technol.(2007)51:3(248)

2005

Errors due to quantization in MTF determination using sinusoidal targets
Jenkin, R.B., Jacobson, R.E. and Richardson, M.A. 2005. Errors due to quantization in MTF determination using sinusoidal targets. Imaging Science Journal. 53 (3), pp. 140-148. https://doi.org/10.1179/136821905X50325

2004

Measurements of the modulation transfer function of image displays
Triantaphillidou, S. and Jacobson, R.E. 2004. Measurements of the modulation transfer function of image displays. Journal of Imaging Science and Technology. 48 (1), pp. 58-65.

2002

Influence of luminance and resolution on the perceived quality of black-and-white images on soft displays
Bilissi, E., Jacobson, R.E. and Attridge, G.G. 2002. Influence of luminance and resolution on the perceived quality of black-and-white images on soft displays. Imaging Science Journal. 50 (4), pp. 277-289.

2002

A case study in digitizing a photographic collection
Triantaphillidou, S., Jacobson, R.E. and Attridge, G.G. 2002. A case study in digitizing a photographic collection. Imaging Science Journal. 50 (2), pp. 97-115. https://doi.org/10.1080/13682199.2002.11784395

2002

On the light fading of colorants in hard copy media
Jacobson, R.E. and Saunders, A.E. 2002. On the light fading of colorants in hard copy media. Imaging Science Journal. 50, pp. 83-95.

2002

Perceived colour differences in displayed colours, part 2: spatial differences in soft copy imaging
Attridge, G.G., Pointer, M.R. and Jacobson, R.E. 2002. Perceived colour differences in displayed colours, part 2: spatial differences in soft copy imaging. Imaging Science Journal. 50, pp. 11-22.

2002

Perceived colour differences in displayed colours, part 1: hard copy to soft copy matching
Attridge, G.G., Pointer, M.R. and Jacobson, R.E. 2002. Perceived colour differences in displayed colours, part 1: hard copy to soft copy matching. Imaging Science Journal. 50, pp. 1-9.

2002

Gamut considerations for accurate colour reproduction on a computer displays
Attridge, G.G., Pointer, M.R. and Jacobson, R.E. 2002. Gamut considerations for accurate colour reproduction on a computer displays. Imaging Science Journal. 50, pp. 37-49.

2001

Practical camera characterization for colour measurement
Attridge, G.G., Pointer, M.R. and Jacobson, R.E. 2001. Practical camera characterization for colour measurement. Imaging Science Journal. 49, pp. 63-80.

2001

Observer responses to colour perturbations in reflection prints
Attridge, G.G., Pointer, M.R. and Jacobson, R.E. 2001. Observer responses to colour perturbations in reflection prints. Imaging Science Journal. 49, pp. 81-90.

2001

Application of a colour reproduction index to digital camera characterization
Attridge, G.G., Pointer, M.R. and Jacobson, R.E. 2001. Application of a colour reproduction index to digital camera characterization. Imaging Science Journal. 49, pp. 91-100.


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