| 单词 | zero crossing |
| 释义 | > as lemmaszero crossing zero crossing n. the crossing of the horizontal axis by a mathematical function as it passes through zero and changes sign; a point where this occurs; frequently attributive.The analysis of zero crossings is often an important activity in the study of complex waveforms, as is done in the fields of acoustics, electronics, and image processing. ΘΚΠ the world > relative properties > number > graph or diagram > [noun] > graph > other hockey stick1843 curve fitting1895 demand curve1936 zero crossing1941 matching1955 length1959 error bar1968 the world > relative properties > number > graph or diagram > [adjective] > of a graph > of analysis of zero crossing1941 1941 U.S. Patent 2,266,802 2/2 Equalization of adjacent harmonics insures that the zero crossings of Fig. 6 are equally spaced. 1969 New Scientist 1 May 225/1 Equipment capable of analysing and recognizing speech..has achieved considerable success using the so-called zero crossing technique. 2012 H. Duifhuis Cochlear Mech. iii. 50 The zero crossings of the click response are not equidistant. < as lemmas |
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