Signal-to-noise ratio (often abbreviated SNR or S/N) is a measure used in science and engineering that compares the level of a desired signal to the level of background noise. It is defined as the ratio of signal power to the noise power.
详细百科解释
其他语种释义
signal-to-noise ratioとは意味:{1} : 《電》信号対雑音比{しんごう たい ざつおん ひ}、SN 比◆【略】SNR; S/N ratio -------------------------------------------------------------------------------- {2} : 〈俗〉通信によって得られる有益な情報と注目に値しない情報の比率◆【略】SNR; S/N ratio