An algorithm for performing discretized Fourier transforms at high speed on computers, etc. It is widely used in frequency analysis of digital signals, as well as in communications and image processing, and various algorithms have been devised that can reduce the number of calculations and perform calculations efficiently. FFT (fast Fourier transform). Source: About Shogakukan Digital Daijisen Information | Legend |
コンピューターなどで、離散化されたフーリエ変換を高速で行うためのアルゴリズム。デジタル信号の周波数解析をはじめ、通信・画像処理などに広く用いられ、計算回数を減らして効率よく計算できる種々のアルゴリズムが考案されている。FFT(fast Fourier transform)。
出典 小学館デジタル大辞泉について 情報 | 凡例 |
...His debut work, "Geisha Yobukodori,"...
…A tall tree of the legume family widely planted ...
…An abbreviation for neoanthropic man, referring ...
This was the private residence of Fujiwara no Naka...
A type of bridge in which girders or trusses are s...
A bill of exchange when an unauthorized person mak...
…It is widely worn by men, women, and children, a...
A form of pottery kiln. A simple single-chamber k...
Located about 5km south of Nagano city, this area...
It is a private institution. It was founded in 18...
This is an old village area in the central part of...
... Periodic table Element symbol = Yb Atomic num...
A port in Saga Prefecture. Located in the northern...
… (2) The form of nationalization varies signific...
… [Interstitial pneumonia] It refers to a group o...