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BP58 Solid dark quadrangles are identical vs. solid dark quadrangles are different.
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REFERENCE

M. M. Bongard, Pattern Recognition, Spartan Books, 1970, p. 233.

CROSSREFS

Adjacent-numbered pages:
BP53 BP54 BP55 BP56 BP57  *  BP59 BP60 BP61 BP62 BP63

KEYWORD

noisy, finished, traditional, bongard

CONCEPT identical (info | search),
outlined_filled (info | search),
square (info | search),
feature_cluster (info | search),
cluster (info | search),
same_shape (info | search),
same (info | search),
texture (info | search)

AUTHOR

Mikhail M. Bongard

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