publicações selecionadas
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artigo académico
- A colour Vision Test – Comparing results between computer screens. Acta Ophthalmologica. 2024
- A colour vision test assisted by neural networks. Acta Ophthalmologica. 2024
- Misidentifying illuminant changes in natural scenes due to failures in relational colour constancy. Proceedings of the Royal SocIETy B-Biological Sciences. 2023
- Little information loss with red-green color deficient vision in natural environments. iScience. 2023
- Discrimination of natural colors in anomalous trichromacy and the effects of EnChroma and Vino filters. Optics Express. 2023
- Discrimination of natural colors in anomalous trichromacy is good and does not improve with EnChroma® or Vino™ filters. Optics Express. 2022
- Information gains from commercial spectral filters in anomalous trichromacy. Optics Express. 2022
- Naturalness and aesthetics of colors – Preference for color compositions perceived as natural. Vision Research. 2021
- Variações cromáticas em pinturas de Adriano de Sousa Lopes após a remoção de verniz oxidado. Conservar Património. 2020
- Breaking illuminant metamerism using directional spectral variation in natural environments: dichromats might benefit more than trichromats. Journal of Vision. 2019
- Chromatic differences between colours retrieved from RGB and hyperspectral images. Journal of Vision. 2018
- Color statistics underlying preference judgement for art paintings. Journal of Vision. 2018
- Color Vision 2018: Introduction by the feature editors. Journal of the Optical SocIETy of America A: Optics and Image Science. 2018
- Digital Techniques for Documenting and Preserving Cultural Heritage. Proceedings of SPIE. 2017
- Implicit knowledge of the colours of natural scenes matches real colours. Perception. 2016
- Assessing the effects of dynamic luminance contrast noise masking on a colour discrimination task on normal and deuteranomalous observers. Journal of Vision. 2015
- Predicting hue scaling for abnormal color vision with perceptual models of color deficient vision. Perception. 2015
- Robust color constancy with natural scenes in red-green dichromacy. Journal of Vision. 2015
- Testing perceptual models of dichromacy and anomalous trichromacy with a computer-based color-vision test. Journal of Vision. 2015
- The preferred chromatic composition of unfamiliar paintings is similar to original. Perception. 2015
- Best lighting for visual appreciation of artistic Paintings - Experiments with real paintings and real illumination. Journal of the Optical SocIETy of America A: Optics and Image Science. 2014
- Chromatic losses in natural scenes with viewing distance. Color Research and Application. 2014
- Best lighting for naturalness and preference. Journal of Vision. 2013
- Contrast edge colors under different natural illuminations. Journal of the Optical SocIETy of America A: Optics and Image Science. 2012
- Judgments about the intensity of the illumination are influenced by the association between colour and luminance in the scene. 6th European Conference on Colour in Graphics, Imaging, and Vision 2012, CGIV 2012. 2012
- Lighting spectrum to maximize colorfulness. Optics Letters. 2012
- Psychophysical estimation of the best lighting for commercial counters of fruits and vegetables. 6th European Conference on Colour in Graphics, Imaging, and Vision 2012, CGIV 2012. 2012
- Psychophysical optimization of lighting spectra for naturalness, preference, and chromatic diversity. Journal of the Optical SocIETy of America A: Optics and Image Science. 2012
- Real-time dynamic monochromatic ocular wavefront aberrations during accommodation: Preliminary results. 2012 IEEE 2nd Portuguese Meeting in Bioengineering, ENBENG 2012. 2012
- Retinal imaging with photoreceptor resolution. 2012 IEEE 2nd Portuguese Meeting in Bioengineering, ENBENG 2012. 2012
- Color diversity index: The effect of chromatic adaptation. Proceedings of SPIE. 2011
- Lighting spectra for the maximum colorfulness. Proceedings of SPIE. 2011
- Seeing colors in real scenes. Proceedings of SPIE. 2011
- Chromatic diversity index - An approach based on natural scenes. 5th European Conference on Colour in Graphics, Imaging, and Vision and 12th International Symposium on Multispectral Colour Science 2010, CGIV 2010/MCS'10. 2010
- Chromatic effects of metamers of daylights. 5th European Conference on Colour in Graphics, Imaging, and Vision and 12th International Symposium on Multispectral Colour Science 2010, CGIV 2010/MCS'10. 2010
- Color constancy of red-green dichromats and anomalous trichromats. Investigative Ophthalmology & Visual Science. 2010
- Effect of scene dimensionality on colour constancy with real three-dimensional scenes and objects. Perception. 2010
- Proceedings of the 20th biennial Symposium of the International Colour Vision Society July 2009, Braga, Portugal.. Ophthalmic & physiological optics : the journal of the British College of Ophthalmic Opticians (Optometrists). 2010
- Approaching ideal observer efficiency in using color to retrieve information from natural scenes. Journal of the Optical SocIETy of America A: Optics and Image Science. 2009
- Perception of illuminant colour changes across real scenes. Perception. 2009
- Coding efficiency of CIE color spaces. Final Program and Proceedings - Is and T/sid Color Imaging Conference. 2008
- The number of colors perceived by dichromats when appreciating art paintings under standard illuminants. Society for Imaging Science and Technology - 4th European Conference on Colour in Graphics, Imaging, and Vision and 10th International Symposium on Multispectral Colour Science, CGIV 2008/MCS'08. 2008
- Color perception of artistic paintings.. The Spanish Journal of Psychology. 2007
- Recovering spectral data from natural scenes with an RGB digital camera and colored filters. Color Research and Application. 2007
- The frequency of metamerism in natural scenes. Optics and Photonics News. 2007
- Anomalous trichromats' judgments of surface color in natural scenes under different daylights. Visual Neuroscience. 2006
- Color constancy in natural scenes explained by global image statistics. Visual Neuroscience. 2006
- Color constancy in natural scenes independent of an explicit illuminant cue. CGIV 2006 - 3rd European Conference on Colour in Graphics, Imaging, and Vision, Final Program and Proceedings. 2006
- Color constancy in natural scenes with and without an explicit illuminant cue. Visual Neuroscience. 2006
- Frequency of metamerism in natural scenes. Journal of the Optical SocIETy of America A: Optics and Image Science. 2006
- Spectral characterization of a hyperspectral system for imaging of large art paintings. CGIV 2006 - 3rd European Conference on Colour in Graphics, Imaging, and Vision, Final Program and Proceedings. 2006
- Spectral recovery from natural scenes with an RGB digital camera. CGIV 2006 - 3rd European Conference on Colour in Graphics, Imaging, and Vision, Final Program and Proceedings. 2006
- Effect of scene complexity on colour constancy with real three-dimensional scenes and objects. Perception. 2005
- Incidence of metamerism in natural scenes. Final Program and Proceedings - Is and T/sid Color Imaging Conference. 2005
- Information limits on identification of natural surfaces by apparent colour. Perception. 2005
- Minimalist surface-colour matching. Perception. 2005
- Multispectral synthesis of daylight using a commercial digital CCD camera. Applied Optics. 2005
- Psychophysical estimates of the number of spectral-reflectance basis functions needed to reproduce natural scenes. Journal of the Optical SocIETy of America A: Optics and Image Science. 2005
- Chromatic diversity of natural scenes. Perception. 2004
- Color constancy by asymmetric color matching with real objects in three-dimensional scenes. Visual Neuroscience. 2004
- Information limits on neural identification of colored surfaces in natural scenes. Visual Neuroscience. 2004
- Minimum-variance cone-excitation ratios and the limits of relational color constancy. Visual Neuroscience. 2004
- Protanopic observers show nearly normal color constancy with natural reflectance spectra. Visual Neuroscience. 2004
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Structural, optical and mechanical properties of coloured TiN
x Oy thin films. Thin Solid Films. 2004 - Preparation of magnetron sputtered TiNxOy thin films. Revista Portuguesa de Estudos Regionais. 2003
- Statistics of spatial cone-excitation ratios in natural scenes. Journal of the Optical SocIETy of America A: Optics and Image Science. 2002
- Colour constancy from temporal cues: Better matches with less variability under fast illuminant changes. Vision Research. 2001
- Detecting changes of spatial cone-excitation ratios in dichoptic viewing. Vision Research. 2001
- Erratum: Detecting changes of spatial cone-excitation ratios in dichoptic viewing (Vision Research (2001) 41 (2601-2606) PII: S0042698901001420). Vision Research. 2001
- How temporal cues can aid colour constancy. Color Research and Application. 2001
- Parallel detection of violations of color constancy. Proceedings of the National Academy of Sciences of the United States of America. 2001
- Binary masks yielding gaussian light distributions in Maxwellian view. Vision Research. 1997
- Detecting natural changes of cone-excitation ratios in simple and complex coloured images. Proceedings of the Royal SocIETy B-Biological Sciences. 1997
- Four issues concerning colour constancy and relational colour constancy. Vision Research. 1997
- Oligomerization of cationic pyrene derivatives in the presence of sodium dodecyl sulfate: A route to nanoaggregate formation. Journal of the Chemical Society, Faraday Transactions. 1995
- Relational colour constancy from invariant cone-excitation ratios. Proceedings of the Royal SocIETy B-Biological Sciences. 1994
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artigo de conferência
- Chromatic properties of Japanese paintings are similar to that of European paintings 2019
- HYPERSPECTRAL ENVIRONMENTAL ILLUMINATION: DIRECTIONAL SPECTRAL VARIATION AND A REVISIT OF METAMERISM IN THE REAL WORLD 2019
- Implicit knowledge of the colours of natural scenes matches real colours 2016
- The preferred chromatic composition of unfamiliar paintings is similar to original 2015
- Livro de resumos CIOCV'2014 2014
- Chromatic Maps of Portuguese Roman Mosaics Obtained by Hyperspectral Imaging 2013
- Analysis of paintings using multi-sensor data 2013
- Chromatic diversity of art paintings under light-emitting diodes 2008
- Illuminant spectrum maximizing the number of perceived colors in art paintings 2008
- The distribution of discernible colours in natural scenes 2008
- The number of colors perceived by dichromats when appreciating art paintings under standard illuminants 2008
- The number of discernible colours perceived by protanomalous and deuteranomalous in natural scenes 2008
- The colour of the best illumination for appreciation of art paintings is bluish-white 2007
- Enhancing the chromatic diversity of natural scenes with optimized coloured filters 2005
- Estimating the best illuminants for appreciation of art paintings 2005
- Características cromáticas de vinhos Verdes tintos 2005
- Estimating the best illuminant for art paintings by computing chromatic diversity 2005
- Perception of natural images with exponential luminance frequency distributions 2005
- A variação das Cores das Superfícies com o Espectro da Luz do Dia 1998
- Chromatic Properties of Painted Surfaces under Changes in Daylight Illumination 1998
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artigo de revista
- Chromatic reintegration in contemporary monochromatic unvarnished paintings: a case study based on artwork from Jorge Martins. Ge-Conservación. 2020
- How Good Are RGB Cameras Retrieving Colors of Natural Scenes and Paintings? A Study Based on Hyperspectral Imaging. Bioengineering. 2020
- Near perfect visual compensation for atmospheric color distortions. Color Research and Application. 2020
- Chromatic changes in paintings of Adriano de Sousa Lopes after the removal of aged varnish. Conservar Património. 2020
- The Best CCT for Appreciation of Paintings under Daylight Illuminants is Different for Occidental and Oriental Viewers. LEUKOS - Journal of Illuminating Engineering SocIETy of North America. 2020
- Art through the Colors of Graffiti: From the Perspective of the Chromatic Structure. Bioengineering. 2020
- An independent contribution of colour to the aesthetic preference for paintings. Vision Research. 2020
- The conscious experience of color constancy and neural responses to subliminal deviations – A behavioral and EEG/ERP oddball study. Consciousness and Cognition. 2020
- Neighboring chromaticity influences how white a surface looks. Vision Research. 2019
- Hyperspectral environmental illumination maps: characterizing directional spectral variation in natural environments. Optics Express. 2019
- The colors of natural scenes benefit dichromats. Vision Research. 2019
- Describing natural colors with Munsell and NCS color systems. Color Research and Application. 2019
- Color constancy of color reproductions in art paintings. Journal of the Optical SocIETy of America A: Optics and Image Science. 2018
- Supporting history of art with colorimetry: The paintings of Amadeo de Souza-Cardoso. Color Research and Application. 2018
- Assessment of multispectral and hyperspectral imaging systems for digitisation of a Russian icon. Heritage Science. 2017
- Robust colour constancy in red-green dichromats. Antibiotics. 2017
- The colors of paintings and viewers' preferences. Vision Research. 2017
- Assessing the effects of dynamic luminance contrast noise masking on a color discrimination task. Journal of the Optical SocIETy of America A: Optics and Image Science. 2016
- Spatial distributions of local illumination color in natural scenes. Vision Research. 2016
- Statistics of colors in paintings and natural scenes. Journal of the Optical SocIETy of America A: Optics and Image Science. 2016
- Time-lapse ratios of cone excitations in natural scenes. Vision Research. 2016
- Changes in spatial extent and peak double optical density of human macular pigment with age. Journal of the Optical SocIETy of America A: Optics and Image Science. 2014
- Robust single trial identification of conscious percepts triggered by sensory events of variable saliency. Antibiotics. 2014
- Effects of high-color-discrimination capability spectra on color-deficient vision. Journal of the Optical SocIETy of America A: Optics and Image Science. 2013
- A chromatic diversity index based on complex scenes. Journal of the Optical SocIETy of America A: Optics and Image Science. 2012
- Hyperspectral optical imaging of human iris in vivo: Characteristics of reflectance spectra. Journal of Biomedical Optics. 2011
- Hyperspectral optical imaging of two different species of lepidoptera. Nanoscale Research Letters. 2011
- Chromatic effects of metamers of D65 on art paintings. Investigative Ophthalmology & Visual Science. 2010
- Colour rendering of indoor lighting with CIE illuminants and white LEDs for normal and colour deficient observers. Investigative Ophthalmology & Visual Science. 2010
- IOP variations in the sitting and supine positions. Journal of Glaucoma. 2010
- Number of discernible colors for color-deficient observers estimated from the MacAdam limits. Journal of the Optical SocIETy of America A: Optics and Image Science. 2010
- Color rendering of art paintings under CIE illuminants for normal and color deficient observers. Journal of the Optical SocIETy of America A: Optics and Image Science. 2009
- Correlated color temperature preferred by observers for illumination of artistic paintings. Journal of the Optical SocIETy of America A: Optics and Image Science. 2008
- The number of discernible colors in natural scenes. Journal of the Optical SocIETy of America A: Optics and Image Science. 2008
- The number of discernible colors perceived by dichromats in natural scenes and the effects of colored lenses. Visual Neuroscience. 2008
- Fixation in patients with juvenile macular disease. Investigative Ophthalmology & Visual Science. 2007
- Psychophysical estimation of the best illumination for appreciation of Renaissance paintings. Visual Neuroscience. 2006
- Visual sensitivity to color errors in images of natural scenes. Visual Neuroscience. 2006
- Physical and morphological characterization of reactively magnetron sputtered TiN films. Thin Solid Films. 2002
- Relational color constancy in achromatic and isoluminant images. Journal of the Optical SocIETy of America A: Optics and Image Science. 2000
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capítulo de livro
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documento
- SPECTRAL IMAGING OF THE SKIN OF HUMAN FACES: A COMPARISON OF DIFFERENT METHODOLOGIES 2019
- Estimation of the best daylight illumination for optimal viewing of human skin 2019
- Performing a color discrimination test with Variantor lenses 2019
- Caracterização da influência do verniz nas obras académicas de Adriano de Sousa Lopes 2018
- Chromatic Variations of Matcha Granola Assessed by Hyperspectral Imaging 2018
- Atmospheric Disturbances in the Chromatic Perception of the Complex Natural Scenes: Comparison between Urban and Rural Scenes 2018
- BEST LIGHTING FOR VIEWING THE SKIN OF HUMAN FACES 2017
- THE CHROMATIC STRUCTURE OF PAINTINGS FROM PRE-PRIMARY CHILDREN 2017
- Empirical Compensation of Chromatic Atmospheric Changes 2017
- Using watercolour markers in chromatic reintegration: a case study 2017
- Livro de resumos CIOCV'2016 2016
- The preferred chromatic composition of unfamiliar paintings is similar to original 2016
- Real-time measurement of monochromatic ocular wavefront aberrations: Techniques and its current applications 2015
- Livro de resumos CIOCV'2015 2015
- Livro de resumos CIOCV'2014 2014
- Influence of ambient smoke on tear parameters 2013
- Livro de resumos CIOCV'2013 2013
- DFAC – detecção de factores ambliogénicos em crianças 2008
- Detecting Natural Departures From Exponential Luminance Frequency Distributions in Natural Scenes 2005
- Spatial extent of human macular pigment revealed by hyperspectral imaging of the fundus 2005
- Human Macular pigment distribution from hyperspectral imaging of the fundus 2004
- Colorimetria da íris por imagiologia multiespectral 2002
- Imageologia multiespectral da retina 2002
- Iris colorimetry with fast multispectral imaging 2002
- Multispectral system for fundus imaging 2002
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livro
- A study of spectral imaging acquisition and processing for cultural heritage 2016
- Estimating the colors of paintings 2015
- The display gamut available to simulate colors perceived by anomalous trichromats 2015
- Visual search for normal color and dichromatic observers using a unique distracter color 2015
- Red-Green Colour Deficiency and Colour Constancy Under Orthogonal-Daylight Changes 2010
- Tritanopic Colour Constancy Under Daylight Changes? 2010