Dr. Jaume Escofet Soteras Profile

Dr. Jaume Escofet Soteras

Associate Professor at Univ Politècnica de Catalunya

SPIE Involvement:

Author

Publications (20)

Proceedings Article | 18 November 2013 Paper

Digital image quality measurements by objective and subjective methods from series of parametrically degraded images

Aura Tachó, Carles Mitjà, Bea Martínez, Jaume Escofet, Miquel Ralló

Proceedings Volume 8785, 87858V (2013) https://doi.org/10.1117/12.2027001

KEYWORDS: Image quality, Modulation transfer functions, Image compression, Quality measurement, Image analysis, Surface plasmons, Digital imaging, Image processing, Objectives, Image filtering

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Proceedings Article | 18 November 2013 Paper

Optimization of digitization procedures in cultural heritage preservation

Bea Martínez, Carles Mitjà, Jaume Escofet

Proceedings Volume 8785, 8785BD (2013) https://doi.org/10.1117/12.2026999

KEYWORDS: Image processing, Cameras, Modulation transfer functions, Sensors, Cultural heritage, Photography, Image sensors, Color management, Light sources and illumination, Opacity

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Proceedings Article | 2 May 2012 Paper

View-through characterization of translucent fabrics based on opto-digital image analysis

Jaume Escofet, Carles Mitjà, Miquel Ralló, Maria Millán

Proceedings Volume 8436, 843616 (2012) https://doi.org/10.1117/12.922329

KEYWORDS: Translucency, Modulation transfer functions, Cameras, Imaging systems, Curtains, Solids, Image analysis, Light sources and illumination, Eye, Photography

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Proceedings Article | 2 May 2012 Paper

Measuring image quality performance on image versions saved with different file format and compression ratio

Carles Mitjà, Jaume Escofet, Toni Bover

Proceedings Volume 8436, 843617 (2012) https://doi.org/10.1117/12.922354

KEYWORDS: Image compression, Modulation transfer functions, Image quality, Cameras, Photography, Focus stacking software, Image processing, Scanners, Detection and tracking algorithms, Image processing software

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Proceedings Article | 1 May 2012 Paper

Measuring image quality in overlapping areas of panoramic composed images

Carles Mitjà, Toni Bover, Jaume Escofet

Proceedings Volume 8436, 843605 (2012) https://doi.org/10.1117/12.922256

KEYWORDS: Modulation transfer functions, Image quality, Panoramic photography, Cameras, Image processing, Distortion, Spectral resolution, Image segmentation, Image resolution, Imaging systems

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Proceedings Article | 24 January 2011 Paper

LCD displays performance comparison by MTF measurement using the white noise stimulus method

Carles Mitjà, Jaume Escofet

Proceedings Volume 7867, 78670I (2011) https://doi.org/10.1117/12.871576

KEYWORDS: Modulation transfer functions, LED displays, LCDs, Light emitting diodes, Cameras, Modulation, Image processing, Spatial frequencies, Image quality

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Proceedings Article | 5 May 2010 Paper

Unsupervised flaw segmentation in textile materials under visible and NIR illumination

María Millán, Jaume Escofet, Miquel Ralló

Proceedings Volume 7723, 77230Q (2010) https://doi.org/10.1117/12.854895

KEYWORDS: Near infrared, Image segmentation, Image filtering, Inspection, Cameras, Bandpass filters, Defect detection, Indium gallium arsenide, Optical filters, Sensors

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Proceedings Article | 5 May 2010 Paper

Matching rendered and real world images by digital image processing

Carles Mitjà, Toni Bover, Miquel Bigas, Jaume Escofet

Proceedings Volume 7723, 77230D (2010) https://doi.org/10.1117/12.850051

KEYWORDS: Cameras, Modulation transfer functions, Point spread functions, Image quality, Imaging systems, Image filtering, Image enhancement, Sensors, Light sources and illumination, Photography

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Proceedings Article | 2 September 2009 Paper

Unsupervised local defect segmentation in textures using Gabor filters: application to industrial inspection

Miquel Ralló, María Millán, Jaume Escofet

Proceedings Volume 7443, 74431T (2009) https://doi.org/10.1117/12.826157

KEYWORDS: Inspection, Statistical analysis, Image segmentation, Image filtering, Defect detection, Wavelets, Image analysis, Optical inspection, Photography, Error analysis

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Proceedings Article | 2 September 2009 Paper

Objective measure of thread characteristics in non-closely woven fabrics by image processing

Jaume Escofet, Miquel Ralló, Montserrat Tàpias

Proceedings Volume 7443, 74431L (2009) https://doi.org/10.1117/12.825233

KEYWORDS: Image filtering, Image processing, Image segmentation, Digital image processing, Image analysis, Statistical analysis, Photomasks, Nonlinear filtering, Calibration, Microscopes

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Proceedings Article | 22 August 2009 Paper

Relationships between lens performance and different sensor sizes in professional photographic still SLR cameras

Carles Mitjà, Jaume Escofet, Fidel Vega

Proceedings Volume 7428, 74280P (2009) https://doi.org/10.1117/12.825104

KEYWORDS: Modulation transfer functions, Cameras, Sensors, Spectral resolution, Point spread functions, Imaging systems, Optical filters, Image quality, Modulation, Photography

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Proceedings Article | 25 April 2008 Paper

Flaw detection and segmentation in textile inspection

María Millán, Miquel Ralló, Jaume Escofet

Proceedings Volume 7000, 70000A (2008) https://doi.org/10.1117/12.786528

KEYWORDS: Image filtering, Inspection, Image segmentation, Bandpass filters, Feature extraction, Spatial filters, Statistical analysis, Fourier transforms, Binary data, Defect detection

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Proceedings Article | 21 October 2004 Paper

Inspection of fabrics with fluffy appearance by NIR image analysis

Maria Millan, Jaume Escofet

Proceedings Volume 5622, (2004) https://doi.org/10.1117/12.590651

KEYWORDS: Near infrared, Inspection, Fourier transforms, Cameras, Image analysis, Light emitting diodes, Image enhancement, Machine vision, Light sources, Computing systems

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Proceedings Article | 21 October 2004 Paper

Fabric's cover factor measurement by image thresholding

Montserrat Tapias, Manuel Rallo, Jaume Escofet

Proceedings Volume 5622, (2004) https://doi.org/10.1117/12.590786

KEYWORDS: Californium, Visualization, Digital imaging, Image segmentation, Image processing, Microscopes, Image transmission, Laser damage threshold, Laser optics, Solar radiation

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Proceedings Article | 21 October 2004 Paper

NIR imaging of non-uniform colored webs; application to fabric inspection

Maria Millan, Jaume Escofet

Proceedings Volume 5622, (2004) https://doi.org/10.1117/12.590655

KEYWORDS: Near infrared, Inspection, Cameras, Image segmentation, Machine vision, Statistical analysis, Diffuse reflectance spectroscopy, Defect detection, Chemical analysis, Human vision and color perception

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Proceedings Article | 14 August 2001 Paper

Specificationi and identification of woven patterns based on Fourier techniques

Jaume Escofet, Maria Millan Garcia-Verela, Manuel Rallo

Proceedings Volume 4419, (2001) https://doi.org/10.1117/12.437187

KEYWORDS: Fourier transforms, Picosecond phenomena, Statistical analysis, Convolution, Laser optics, Digital image processing, Image analysis, Defect detection, Image classification, Pattern recognition

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Proceedings Article | 6 July 1999 Paper

Automatic quality control of textile webs by image processing

Maria Millan Garcia-Verela, Jaume Escofet, Hector Abril, Rafael Fonolla Navarro, Yezid Torres Moreno

Proceedings Volume 3572, (1999) https://doi.org/10.1117/12.358397

KEYWORDS: Image processing, Image segmentation, Image quality, Automatic control, Resistance, Visualization, Defect detection, Inspection, Human vision and color perception, Image compression

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SPIE Journal Paper | 1 August 1998

Detection of local defects in textile webs using Gabor filters

Jaume Escofet, Rafael Fonolla Navarro, Maria Millan Garcia-Verela, Josep Pladellorens

OE, Vol. 37, Issue 08, (August 1998) https://doi.org/10.1117/12.10.1117/1.601751

KEYWORDS: Defect detection, Image filtering, Inspection, Image segmentation, Optical engineering, Visualization, Binary data, Prototyping, Image processing, Wavelets

Proceedings Article | 22 May 1998 Paper

Inspection of fabric resistance to abrasion by Fourier analysis

Jaume Escofet, Maria Millan Garcia-Verela, Hector Abril, E. Torrecilla

Proceedings Volume 3490, (1998) https://doi.org/10.1117/12.308923

KEYWORDS: Resistance, Inspection, Pattern recognition, Image analysis, Spatial frequencies, Fourier transforms, Chlorine, Image classification, Defect detection, Lead

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Proceedings Article | 26 August 1996 Paper

Detection of local defects in textile webs using Gabor filters

Jaume Escofet, Rafael Fonolla Navarro, Maria Millan Garcia-Verela, Josep Pladellorens

Proceedings Volume 2785, (1996) https://doi.org/10.1117/12.248537

KEYWORDS: Image filtering, Defect detection, Inspection, Image segmentation, Defect inspection, Visual process modeling, Image analysis, Image processing, Fourier transforms, Convolution

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Showing 5 of 20 publications

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