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Search: concept:same_shape
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BP57 Identical figures vs. figures not identical.
(edit; present; nest [left/right]; search; history)
REFERENCE

M. M. Bongard, Pattern Recognition, Spartan Books, 1970, p. 232.

CROSSREFS

BP1222 is similar but allows the shapes to be different sizes.

BP343 is about existence of a pair of identical shapes among many shapes.

Adjacent-numbered pages:
BP52 BP53 BP54 BP55 BP56  *  BP58 BP59 BP60 BP61 BP62

KEYWORD

nice, finished, unorderedpair, traditional, bongard

CONCEPT identical (info | search),
same_shape (info | search),
same (info | search)

AUTHOR

Mikhail M. Bongard

BP58 Solid dark quadrangles are identical vs. solid dark quadrangles are different.
(edit; present; nest [left/right]; search; history)
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

BP125 One protrusion and one indentation of the same shape vs. not so.
(edit; present; nest [left/right]; search; history)
CROSSREFS

Adjacent-numbered pages:
BP120 BP121 BP122 BP123 BP124  *  BP126 BP127 BP128 BP129 BP130

KEYWORD

traditional

CONCEPT indentation (info | search),
protrusion (info | search),
same_shape (info | search),
same (info | search)

AUTHOR

Douglas R. Hofstadter

BP140 One large shape and two smaller identical ones vs. not so.
(edit; present; nest [left/right]; search; history)
CROSSREFS

Adjacent-numbered pages:
BP135 BP136 BP137 BP138 BP139  *  BP141 BP142 BP143 BP144 BP145

KEYWORD

traditional

CONCEPT and (info | search),
size (info | search),
same_shape (info | search),
same (info | search)

AUTHOR

Douglas R. Hofstadter

BP141 Two clusters of three and two objects each vs. one cluster of three objects and two different objects.
(edit; present; nest [left/right]; search; history)
CROSSREFS

Adjacent-numbered pages:
BP136 BP137 BP138 BP139 BP140  *  BP142 BP143 BP144 BP145 BP146

KEYWORD

traditional

CONCEPT and (info | search),
number (info | search),
feature_cluster (info | search),
cluster (info | search),
same_shape (info | search),
same (info | search),
one (info | search),
two (info | search),
three (info | search)

AUTHOR

Douglas R. Hofstadter

BP142 Two clusters of three and two that are adjacent vs. two clusters of three and two that are not adjacent.
(edit; present; nest [left/right]; search; history)
CROSSREFS

Adjacent-numbered pages:
BP137 BP138 BP139 BP140 BP141  *  BP143 BP144 BP145 BP146 BP147

KEYWORD

traditional, miniworlds

CONCEPT adjacent (info | search),
and (info | search),
feature_cluster (info | search),
cluster (info | search),
same_shape (info | search),
same (info | search),
two (info | search),
three (info | search)

AUTHOR

Douglas R. Hofstadter

BP143 Two clusters of three and two vs. two clusters of four and one.
(edit; present; nest [left/right]; search; history)
CROSSREFS

Adjacent-numbered pages:
BP138 BP139 BP140 BP141 BP142  *  BP144 BP145 BP146 BP147 BP148

KEYWORD

traditional

CONCEPT and (info | search),
number (info | search),
feature_cluster (info | search),
shape_cluster (info | search),
cluster (info | search),
same_shape (info | search),
same (info | search)

AUTHOR

Douglas R. Hofstadter

BP145 Different ways of grouping yield same 4-1 split vs. different ways of grouping yield different 4-1 splits.
(edit; present; nest [left/right]; search; history)
CROSSREFS

Adjacent-numbered pages:
BP140 BP141 BP142 BP143 BP144  *  BP146 BP147 BP148 BP149 BP150

KEYWORD

traditional, miniworlds

CONCEPT and (info | search),
number (info | search),
feature_cluster (info | search),
cluster (info | search),
same_shape (info | search),
same (info | search),
similar_shape (info | search),
similar (info | search),
one (info | search),
four (info | search)

AUTHOR

Douglas R. Hofstadter

BP195 Bottom object in front of top objects in 3-D vs. bottom object behind top objects in 3-D.
(edit; present; nest [left/right]; search; history)
CROSSREFS

Adjacent-numbered pages:
BP190 BP191 BP192 BP193 BP194  *  BP196 BP197 BP198 BP199 BP200

KEYWORD

experimental, dithering

CONCEPT 3d_front_back (info | search),
3d_depth (info | search),
same_shape (info | search),
same (info | search)

AUTHOR

Harry E. Foundalis

BP259 Two identical overlapping objects of which the top is rotated slightly clockwise vs. not so.
(edit; present; nest [left/right]; search; history)
CROSSREFS

Adjacent-numbered pages:
BP254 BP255 BP256 BP257 BP258  *  BP260 BP261 BP262 BP263 BP264

KEYWORD

traditional

CONCEPT turn_orientation (info | search),
rotation_required (info | search),
objects_overlap (info | search),
overlap (info | search),
same_shape (info | search),
same (info | search)

AUTHOR

Andreas Gunnarsson

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