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quality (9) 9
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Textile Research Journal, ISSN 0040-5175, 11/2010, Volume 80, Issue 18, pp. 1887 - 1897
This paper addresses a comparison between three different approaches used to evaluate a set of different textile fabric samples in terms of pilling formation.... 
product and systems engineering | fabrication systems | materials | testing | engineering | management of systems | measurement | fabrication quality | DISCRETE WAVELET TRANSFORM | MATERIALS SCIENCE, TEXTILES | RECONSTRUCTION | CLASSIFICATION | IMAGE-ANALYSIS TECHNIQUES | Textile fabrics | Evaluation | Studies | Three dimensional imaging | Comparative analysis | Topography | Textiles
Journal Article
Textile Research Journal, ISSN 0040-5175, 07/2010, Volume 80, Issue 12, pp. 1201 - 1213
Journal Article
Materials Chemistry and Physics, ISSN 0254-0584, 05/2013, Volume 139, Issue 2-3, pp. 877 - 884
This study reports the modification of the paper surface by the application of different chemicals and its effect on the paper structural and surface... 
Interfaces | Surface properties | ESCA | Adhesion | FTIR | POLYMERS | QUALITY | MATERIALS SCIENCE, MULTIDISCIPLINARY | PENETRATION | PRINTABILITY | COATING STRUCTURE | STARCH | JET PAPERS | Cytokinins | Printing-ink | Coloring matter | Surface active agents | Printers (Computers)
Journal Article
Applied Optics, ISSN 1559-128X, 09/2016, Volume 55, Issue 27, pp. 7663 - 7674
Numerical reconstruction of digital holograms relies on a precise knowledge of the original object position. However, there are a number of relevant... 
PLANE DETECTION | NOISE | CRITERION | OBJECTS | OPTICS | MICROSCOPY | Holography | Transformations (Mathematics) | Usage | Phase modulation | Research | Reconstruction | Accuracy | Digital | Mathematical models | Criteria | Computational efficiency | Holograms
Journal Article
Textile Research Journal, ISSN 0040-5175, 6/2011, Volume 81, Issue 9, pp. 892 - 901
This paper reports an alternative approach for the evaluation of fabric pilling. On this approach, orthogonal projections of the three-dimensional (3D) fabric... 
systems engineering | measurement | testing | quality | DISCRETE WAVELET TRANSFORM | OPTICAL ESTIMATION | SET | MATERIALS SCIENCE, TEXTILES | RECONSTRUCTION | CLASSIFICATION | IMAGE-ANALYSIS TECHNIQUES | OBJECTIVE EVALUATION | TEXTILE FABRICS | Studies | Measurement | 3-D graphics | Quality | Textiles | Equivalence | Methodology | Topography | Images | Projection | Fabrics | Three dimensional
Journal Article
Clinical Neuropharmacology, ISSN 0362-5664, 07/2018, Volume 41, Issue 4, pp. 129 - 135
Objectives The aim of this study was to evaluate postmarketing fingolimod safety and effectiveness in a real-world clinical population. Methods This was a... 
Portugal | fingolimod | multiple sclerosis | safety | treatment response | FREEDOMS | ORAL FINGOLIMOD | EFFICACY | NATALIZUMAB | CLINICAL NEUROLOGY | TRIAL | DOUBLE-BLIND | PHARMACOLOGY & PHARMACY | EXPERIENCE | CLINICAL-PRACTICE | Multiple sclerosis | Safety and security measures | Fingolimod | Patient outcomes | Dosage and administration | Research | Drug therapy
Journal Article
Multimedia Tools and Applications, ISSN 1380-7501, 06/2017, Volume 76, Issue 11, pp. 13633 - 13649
Journal Article
Proceedings of SPIE - The International Society for Optical Engineering, ISSN 0277-786X, 2013, Volume 8856
In this paper we present novel results on the reconstruction of stereoscopic information from a single phase-shift hologram captured using a 2:2 mu m... 
Digital Holography | Holography | Stereo Image | Filtering | Angular Spectrum | Reconstruction | Occlusion | Stereoscopic | Cameras | Recording | Three dimensional | Holograms
Conference Proceeding
ACM Transactions on Applied Perception (TAP), ISSN 1544-3558, 08/2016, Volume 14, Issue 1, pp. 1 - 20
The influence of chromatic impairments on the perceived image quality is studied in this article. Under the D65 standard illuminant, a set of hyperspectral... 
image quality | mean opinion score | quality metrics | Quality of experience | Image quality | Mean opinion score | Quality metrics | FIDELITY-CRITERION | COMPUTER SCIENCE, SOFTWARE ENGINEERING | NATURAL SCENE STATISTICS | INFORMATION | BLUR | Impairment | Images | Color | Clusters | Perception | Mathematical models | Representations
Journal Article
Textile Research Journal, ISSN 0040-5175, 03/2009, Volume 79, Issue 5, pp. 410 - 417
This paper presents the results obtained using an experimental system, based on optical triangulation, which enabled topographic reconstructions of textile... 
Measurement | Systems engineering | Quality | DISCRETE WAVELET TRANSFORM | MATERIALS SCIENCE, TEXTILES | RECONSTRUCTION | systems engineering | CLASSIFICATION | IMAGE-ANALYSIS TECHNIQUES | measurement | quality | OBJECTIVE ASSESSMENT | Studies | Product quality | Cartography | Systems design | Optical properties | Textiles
Journal Article
Signal Processing: Image Communication, ISSN 0923-5965, 10/2018, Volume 68, pp. 193 - 206
Digital holography allows the recording, storage and subsequent reconstruction of both amplitude and phase of the light field scattered by an object. This is... 
Digital holography | HEVC codec | Numerical reconstruction of holograms | Object plane | Hologram plane | RECONSTRUCTION | FRESNELETS | COMPRESSION | VECTOR LIFTING SCHEME | ENGINEERING, ELECTRICAL & ELECTRONIC
Journal Article
Proceedings of SPIE - The International Society for Optical Engineering, ISSN 0277-786X, 2018, Volume 10752
Conference Proceeding
Proceedings of SPIE - The International Society for Optical Engineering, ISSN 0277-786X, 2013, Volume 8785
This work concerns the characterization of the fiber distribution and mass density of paper samples (extracted from paper sheets) using an optical laser system... 
Mass density | Optical systems | Image analysis and processing | Machine vision | Fiber distribution | Laser radiation | Optical fibers | Tasks | Lasers | Paper | Image transmission | Assessments | Density | Fibers
Conference Proceeding
Journal Article
Industrial & Engineering Chemistry Research, ISSN 0888-5885, 03/2014, Volume 53, Issue 12, pp. 4660 - 4668
Research on paper surface modification, paper properties, paper–ink interactions, and their influence on inkjet print quality are currently subjects of great... 
ENGINEERING, CHEMICAL | PRINTABILITY | STARCH | SIZE | SURFACE | PENETRATION | DROP IMPACT | ABSORPTION | ROUGHNESS | Blends | Polymer blends | Dynamics | Chlorides | Paper | Starches | Prints | Surface energy
Journal Article
APPLIED OPTICS, ISSN 1559-128X, 12/2019, Volume 58, Issue 34, pp. G282 - G292
Digital holography is an emerging imaging technique for displaying and sensing three-dimensional objects. The perceived image quality of a hologram is... 
NONLOCAL MEANS | NOISE-REDUCTION | IMAGES | BLUR | INTERFEROMETRY | TRANSFORM | OPTICS | Image quality | Matching | Digital imaging | Algorithms | Noise reduction | Quality | Visual observation | Holography | Quality assessment | Object recognition | Visual perception
Journal Article
IET Biometrics, ISSN 2047-4938, 3/2015, Volume 4, Issue 1, pp. 1 - 9
Substantial efforts have been put into bridging the gap between biometrics and visual surveillance, in order to develop automata able to recognise human beings... 
SURVEILLANCE | FACE-RECOGNITION | COMPUTER SCIENCE, ARTIFICIAL INTELLIGENCE | Degradation | Availability | Biometrics | Surveillance | Color | Human behavior | Colour | Extreme values
Journal Article
Proceedings of SPIE - The International Society for Optical Engineering, ISSN 0277-786X, 2013, Volume 8785
In this work, two optical systems previously designed and implemented by our research team, were used to enable the surface and bulk inspection of the... 
Optical systems | Image analysis and processing | Machine vision | Surface and bulk inspection | Ink-paper interaction | Image analysis | Ink penetration | Inspection | Paper | Monitoring | Ejection | Quantitative analysis | Image acquisition
Conference Proceeding
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