
upright=1.3|thumb|Ceiling of the Treasure Room of the National Archaeological Museum of Ferrara |Archaeological Museum of Ferrara, [[Italy, painted in 1503–1506]]
upright=1.3|thumb|Ceiling of the Treasure Room of the National Archaeological Museum of Ferrara |Archaeological Museum of Ferrara, [[Italy, painted in 1503–1506]] ; ) is an artistic technique that creates a highly realistic optical illusion of three-dimensional space and objects on a two-dimensional surface. , which is most often associated with painting, tricks the viewer into perceiving painted objects or spaces as real. Forced perspective is a related illusion in architecture, and Op art a modern style mostly dealing with geometric patterns.
==History in painting== thumb|Still life, Pompeii, c. AD 70
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).