Translation guide
The English word 'convolution' has several distinct meanings: a mathematical operation, a complex twist or coil, and a ridge on the brain's surface. This guide helps learners express each meaning naturally in Japanese.
To refer to the mathematical convolution of functions, as in signal processing or deep learning.
Standard term for convolution in mathematics and engineering. Literally 'folding in'.
Convolution is often used in image processing.
Katakana loanword, common in technical contexts, especially in machine learning.
CNNs use convolution layers.
To describe something intricately folded, coiled, or twisted, such as a convoluted shape or argument.
Natural phrase meaning 'complex winding/twisting'. Used for physical shapes or abstract complexity.
The road had many convolutions.
Means 'spiral' or 'whirl', often used for physical coils. Less abstract than 'convolution'.
Refers to something intricate or tangled, like a convoluted plot. Often used in literary descriptions.
I was surprised by the convolution of the story.
To refer to the folded ridges on the surface of the brain (cerebral convolutions).
When describing a convoluted argument or situation, do not directly translate 'convolution'. Use phrases like 複雑に入り組んだ (intricately tangled) or 込み入った (complicated).
The convolution of the shell is beautiful.
The convolutions of the cerebral cortex increase surface area.