Search Results for author: Entao Liu

Found 3 papers, 1 papers with code

A multi-channel approach for automatic microseismic event association using RANSAC-based arrival time event clustering(RATEC)

1 code implementation7 Feb 2017 Lijun Zhu, Lindsay Chuang, James H. McClellan, Entao Liu, Zhigang Peng

In the presence of background noise, arrival times picked from a surface microseismic data set usually include a number of false picks that can lead to uncertainty in location estimation.

Clustering

Sparse-promoting Full Waveform Inversion based on Online Orthonormal Dictionary Learning

no code implementations16 Nov 2015 Lingchen Zhu, Entao Liu, James H. McClellan

It has been attacked successfully with the Gauss-Newton method and sparsity promoting regularization based on fixed multiscale transforms that permit significant subsampling of the seismic data when the model perturbation at each FWI data-fitting iteration can be represented with sparse coefficients.

Dictionary Learning

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