The degree to which a system , or a portion of a system, accurately reproduces, at its output , the essential characteristics of the signal impressed upon its input or the result of a prescribed operation on the signal impressed upon its input. ( 188 )
FIDELITY
Meaning of FIDELITY in English
Telecommunication standard terms English vocab. Английский словарь стандартных телекоммуникационных терминов. 2012