Jigsaw puzzle matching using a boundary-centered polar encoding

Visual pattern recognition by moment invariants

Ming-Kuei Hu · IRE Transactions on Information Theory · 1962 · 7.5K citations

Computing, Computer Science, Mathematics +15

A transformation for extracting new descriptors of shape

H.E. Blum · Medical Entomology and Zoology · 1967 · 1.7K citations

Computing, Computer Science, Computer Vision +10

On the Encoding of Arbitrary Geometric Configurations

Herbert Freeman · IEEE Transactions on Electronic Computers · 1961 · 1.7K citations

Computing, Computer Science, Computational Geometry +11

Models for the perception of speech and visual form

Robert S. Brubaker · Journal of Communication Disorders · 1968 · 1.3K citations

Language Studies, Linguistics, Psychology +12

Angle Detection on Digital Curves

Azriel Rosenfeld, Emily Johnston · IEEE Transactions on Computers · 1973 · 489 citations

Architecture, Computer Science, Geometric Modeling +10