Table 2.
List of Paintings and Engravings Containing Equidistant Intervals in Visual Space.
| Artist | Title | Year | D | MAE |
|---|---|---|---|---|
| Ambrogio Lorenzetti | Annunciation | 1344 | 4 | 1.4 |
| Tommaso Masolino | Banquet of Herod | 1435 | 6 | 2.5 |
| Leonardo da Vinci | The Last Supper | 1494–1499 | 11 | 0.5 |
| Hans Vredeman de Vries | Architectural Caprice with Figures | 1568 | 2 | 1.7 |
| Hans Vredeman de Vries | Plate 16 from the book Pictures, etc. | ∼1600 | 2 | 0.3 |
| Dirck van Delen | Perspective Fantasy of a Palace with… | 1650 | 3 | 0.8 |
| Antonio Joli | Architectural Fantasy | 1745 | 3 | 1.3 |
| Giovanni Paolo Panini | Interior of the Santa Maria Maggiore | 1750 | 8 | 0.6 |
| Giovanni Battista Piranesi | Interior of the San Paolo fuori le Mura | 1749 | 6 | 1.4 |
| Canaletto | Capriccio, A Colonnade Opening | 1765 | 4 | 3.0 |
| Canaletto | Interior of Henry VII's Chapel | 1770 | 2 | 0.2 |
| Giacomo Raffaelli | The Last Supper | 1816 | 12 | 0.5 |
| Susan Dorothea White | The First Supper | 1988 | 9 | 0.5 |
| Roger Shepard | Terror Subterra illusion | 1990 | 5 | 1.6 |
| Primary School Arts Teacher | Perspective Aquariums | 2012 | 3 | 2.7 |
| Unknown | How to Draw Perspective (on YouTube) | 2013 | 3 | 3.2 |
| Means of 16 pictures | 5.2 ± 3.2 | 1.4 ± 1.0% |
Note. MAE = Mean absolute error. Computed depth (D) of visual space is expressed in viewing distances. Mean absolute error (MAE) between depicted and computed intervals is expressed as a percentage of interval lengths.