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Matching pursuit is a signal analysis technique which decomposes the seismic trace (or any other signal) into a linear expansion of waveforms (atoms) that are selected from a large and redundant dictionary of functions  . Such atoms try to properly reveal the intrinsic properties of the signal.
- Mallat, S, G (1993). Matching pursuits with time-frequency dictionaries. IEEE Transactions on Signal Processing 41 (12), 3397 - 3415.
- Yanghua Wang (2007). Seismic time-frequency spectral decomposition by matching pursuit Geophysics. 72(1), V13-V20.