signal-to-noise ratio
noun/ˌsɪɡnəl tə ˈnɔɪz reɪʃiəʊ/
/ˌsɪɡnəl tə ˈnɔɪz reɪʃiəʊ/
- (specialist) the strength of an electronic signal that you want to receive, compared to the strength of the signals that you do not want
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- a measure of how much useful information you receive, compared to information which is not useful
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signal-to-noise ratio