1. . []

A process or algorithm using a set of limits used to eliminate unwanted portions of seismic data, commonly on the basis of frequency or amplitude, to enhance the signal-to-noise ratio of the data or to achieve deconvolution.

See: alias filteraliasingaperturebackscatterbandband-passband-rejectcoherence filteringdeterministic deconvolutionFourier transformnoiseprocessingrandom noisesignalsignal-to-noise ratioWalsh-Hadamard transform

2. . []

To remove undesirable portions of data during seismic processing to increase the signal-to-noise ratio of seismic data. Filtering can eliminate certain frequencies, amplitudes, or other information.

See: amplitudebandfrequencynoiseseismic processingsignal-to-noise ratio