释义 |
signal:noise ratio sig·nal:noise ra·ti·othe relative intensity of a signal to the random variation in signal intensity, or noise; used to evaluate many imaging techniques and electronic systems.sig·nal:noise ra·ti·o (sig'năl-noyz' rā'shē-ō) The relative intensity of a signal to the random variation in signal intensity, or noise; used to evaluate many imaging techniques and electronic systems. |