Coherence 1
Coherence 1 : (1) (adj.) Geophysics.A measure of the similarity of two seismic traces. See: correlation, phantom, seismic trace, semblance.(2) (adj.) Geophysics. The quality of two wave trains, or waves consisting of several cycles, being in phase. See: wave. (3) (adj.) Geophysics. The similarity of two mathematical functions as evaluated in the frequency domain. See: correlation. (4) (adj.) Geophysics. A quantitative assessment of the similarity of three or more functions, also called semblance