Poggendorff illusion
E1218204
UNEXPLORED
The Poggendorff illusion is a visual geometric illusion in which the alignment of a diagonal line appears distorted when it is interrupted by an intervening shape, causing misperception of the line’s true continuation.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Poggendorff illusion canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T16530430 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Poggendorff illusion Context triple: [Johann Christian Poggendorff, knownFor, Poggendorff illusion]
-
A.
Mach bands
Mach bands are an optical illusion in which the human visual system exaggerates the contrast between adjacent areas of slightly differing luminance, creating illusory light and dark bands at their boundaries.
-
B.
Necker cube
The Necker cube is a classic optical illusion consisting of a simple line drawing of a cube that can be perceived in two different three-dimensional orientations.
-
C.
Ehrenstein
Ehrenstein is a locality or district that forms part of the municipality of Blaustein in the state of Baden-Württemberg, Germany.
-
D.
Optical Delusion
"Optical Delusion" is a studio album by the British electronic music duo Orbital, showcasing their blend of techno, ambient, and experimental electronic sounds.
-
E.
Penrose stairs
The Penrose stairs is an impossible object and optical illusion depicting a staircase that appears to ascend or descend forever in a loop, defying the rules of Euclidean geometry.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Poggendorff illusion Target entity description: The Poggendorff illusion is a visual geometric illusion in which the alignment of a diagonal line appears distorted when it is interrupted by an intervening shape, causing misperception of the line’s true continuation.
-
A.
Mach bands
Mach bands are an optical illusion in which the human visual system exaggerates the contrast between adjacent areas of slightly differing luminance, creating illusory light and dark bands at their boundaries.
-
B.
Necker cube
The Necker cube is a classic optical illusion consisting of a simple line drawing of a cube that can be perceived in two different three-dimensional orientations.
-
C.
Ehrenstein
Ehrenstein is a locality or district that forms part of the municipality of Blaustein in the state of Baden-Württemberg, Germany.
-
D.
Optical Delusion
"Optical Delusion" is a studio album by the British electronic music duo Orbital, showcasing their blend of techno, ambient, and experimental electronic sounds.
-
E.
Penrose stairs
The Penrose stairs is an impossible object and optical illusion depicting a staircase that appears to ascend or descend forever in a loop, defying the rules of Euclidean geometry.
- F. None of above. chosen
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.