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MSSA

Multichannel Singular Spectrum Analysis (MSSA) is a powerful noise attenuation technology that exploits the spatial redundancy of data. Incoherent noise is attenuated by thresholding the singular values of data embedded in structured matrices.

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SLIP-SWEEP NOISE REMOVAL

In the slip-sweep acquisition method, successive Vibroseis sweeps are delayed by a time which is shorter than the total sweep, but sufficient to allow for an appropriate “listen” time corresponding to the trace length after correlation.

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MARINE DEGHOSTING

Key Seismic has implemented a proprietary technique for shot and receiver deghosting of marine seismic, which has been successfully applied on a large volume of East Coast Canadian data.

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