Blar i NTNU Open på forfatter "Boust, Clotilde"
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Appearance-based evaluation of varnish removal methods in gilded surfaces
Kiyomoto Arteaga, Isabel Yoko; Marchioni, Diane; Courtier, Stéphanie; Boust, Clotilde; Hardeberg, Jon Yngve (Peer reviewed; Journal article, 2023)This paper outlines the use of bidirectional reflectance measurements for the characterisation and evaluation of appearance changes in gilded surfaces caused by varnishing and cleaning. Oil and water gilding mock-ups ... -
Characterising appearance of gold foils and gilding in conservation and restoration
Arteaga, Yoko; Sole, Aditya Suneel; Hardeberg, Jon Yngve; Boust, Clotilde (Peer reviewed; Journal article, 2022)Materials with complex optical properties like gold foils are commonly used for gilding in the field of conservation and restoration to render the visual appearance of the restoration object. Characterising the appearance ... -
Comparison of Pigment Classification Algorithms on Non-Flat Surfaces using Hyperspectral Imaging
Mandal, Dipendra Jee; Pedersen, Marius; George, Sony; Boust, Clotilde (Peer reviewed; Journal article, 2023)Cultural heritage objects, such as paintings, provide valuable insights into the history and culture of human societies. Preserving these objects is of utmost importance, and developing new technologies for their analysis ... -
An Experiment-based Comparative Analysis of Pigment Classification Algorithms using Hyperspectral Imaging
Mandal, Dipendra Jee; Pedersen, Marius; George, Sony; Deborah, Hilda; Boust, Clotilde (Peer reviewed; Journal article, 2023) -
Image Quality Assessment of Hyperspectral and Conventional Imaging for Cultural Heritage Artifacts
Mandal, Dipendra Jee (Doctoral theses at NTNU;2023:356, Doctoral thesis, 2023)Preserving historical artifacts is crucial as they carry cultural significance beyond their artistic value and offer insight into their creation for future generations. Digitalization of cultural heritage artifacts preserves ... -
Image-based goniometric appearance characterisation of bronze patinas
Kiyomoto Arteaga, Isabel Yoko; Boust, Clotilde; Dequier, Angèle; Hardeberg, Jon Yngve (Journal article; Peer reviewed, 2021)Patinas are a form of metal polychromy used to decorate metallic artworks. Due to the nature of the metallic surface, their colour and gloss is perceived differently when the illumination and viewing directions vary. Sparkle ... -
Influence of acquisition parameters on pigment classification using hyperspectral imaging
Mandal, Dipendra Jee; George, Sony; Pedersen, Marius; Boust, Clotilde (Peer reviewed; Journal article, 2021)Abstract Pigment classification of paintings is considered an important task in the field of cultural heritage. It helps to analyze the object and to know its historical value. This information is also essential for curators ... -
Semiautomatic Toolmark Classification in Chased Metals Using Surface Microtopography
Kiyomoto Arteaga, Isabel Yoko; Mélard, Nicolas; Boust, Clotilde; Hardeberg, Jon Yngve; Robcis, Dominique (Peer reviewed; Journal article, 2022)Chasing is one of the main decorative techniques found in metal work. The imprints left by different chasing tools are unique not only to the tool, but also to the chaser. The analysis and characterisation of toolmarks ...