| Preface |
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ix | |
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| Presentation |
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xiii | |
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| Premise |
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xv | |
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I Virtual restoration and diagnostics |
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1 | (14) |
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I.1 Virtual restoration of painted surfaces and mosaics (Massimo Limoncelli) |
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1 | (4) |
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I.2 Diagnostics and virtual restoration: surface analysis (Laura Schepis) |
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5 | (5) |
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I.3 Presentation of virtual restoration to the wider public (Claudio Germinario) |
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10 | (5) |
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II Survey of the surfaces (Massimo Limoncelli) |
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15 | (24) |
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II.1 Digital surveying and conservation |
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15 | (2) |
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II.2 2D photogrammetric surveying |
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17 | (5) |
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II.3 Surveying with a reference grid of fiducial markers |
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22 | (5) |
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II.4 Camera scanner-based surveys |
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27 | (7) |
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II.5 Laser scanner-based surveys |
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34 | (5) |
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III Representation of the surfaces (Massimo Limoncelli) |
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39 | (30) |
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III.1 Problems with representation |
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39 | (1) |
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III.2 Representations without distortion: flat projections and map projections |
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40 | (16) |
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III.3 Representations with distortion: perspective projections and 3D visualisations |
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56 | (8) |
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64 | (5) |
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IV Preparation of the surfaces (Laura Schepis) |
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69 | (12) |
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IV.1 Optimisation of the image and cleaning of the surfaces |
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69 | (2) |
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IV.2 Levels and Curves (bitmap graphics) |
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71 | (3) |
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IV.3 Black and white points (bitmap graphics) |
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74 | (2) |
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IV.4 Tone and contrast (bitmap graphics) |
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76 | (1) |
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IV.5 Exposure (bitmap graphics) |
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77 | (1) |
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IV.6 Chromatic alterations (bitmap graphics) |
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78 | (3) |
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V Mapping of the surfaces and non-invasive analyses (Laura Schepis) |
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81 | (18) |
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V.1 Schematic mapping and quantitative analyses of decay |
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81 | (5) |
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V.2 Thermographic mapping |
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86 | (4) |
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V.3 Infrared reflectography and false colour mappings |
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90 | (2) |
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V.4 Mapping and qualitative analyses in xrf and raman spectroscopy |
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92 | (3) |
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V.5 Investigations by scanning electron microscope (sem) |
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95 | (4) |
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VI Colour analysis of the surfaces |
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99 | (12) |
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VI.1 Perception, standardisation and measurement of colour (Massimo Limoncelli) |
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99 | (4) |
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VI.2 Sampling colour and chromatic correspondences (Laura Schepis) |
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103 | (2) |
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VI.3 Analysis of colour (Massimo Limoncelli) |
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105 | (6) |
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VII Treatment of the surfaces: lacunae (Massimo Limoncelli) |
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111 | (58) |
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VII.1 Lacunae: principles, forms of decay and digital intervention |
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111 | (4) |
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VII.2 Classification and analysis of lacunae |
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115 | (3) |
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VII.3 Reconstructable and non-reconstructable lacunae |
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118 | (1) |
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VII.4 Filling in lacunae in monochrome - neutral retouching |
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119 | (6) |
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VII.5 Mimetic Imitative pictorial reconstruction - total retouching |
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125 | (9) |
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VII.6 Imitative pictorial reconstruction - chromatic attenuation |
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134 | (7) |
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VIII Reconstruction of the surfaces (Massimo Limoncelli) |
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141 | (1) |
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VIII.1 Virtual iconographic reconstruction |
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141 | (1) |
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VIII.2 Line-drawing reconstruction |
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142 | (7) |
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VIII.3 Reconstruction of the "palimpsest" cycles |
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149 | (2) |
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VIII.4 Virtual recomposition |
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151 | (11) |
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VIII.5 Stylistic reconstruction |
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162 | (7) |
| Bibliography |
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169 | |
