Research Area: Compressive sensing; Inverse problems with sparsity promotion; Sparse reflectivity inversion; Full waveform inversion; Reverse time migration; Multiple attenuation; Multiple imaging; Q estimation; Q compensation; AVO/AVA inversion; Signal processing; Spectral decomposition or Time-frequency analysis; Denoising.

About me: I am visiting for 1 year from the China University of Petroleum.

---

Publications:

Chai, X., S. Wang, J. Wei, J. Li, H. Yin. 2016. Reflectivity inversion for attenuated seismic data: Physical modeling and field data experiments. GEOPHYSICS, 81, no. 1, pp. T11-T24, doi: 10.1190/geo2015-0250.1

Chai, X., S. Wang, S. Yuan, J. Zhao, L. Sun, and X. Wei, 2014, Sparse reflectivity inversion for nonstationary seismic data: GEOPHYSICS, 79, no. 3, V93-V105, doi: 10.1190/GEO2013-0313.1.

Chai, X., S. Wang, et al., 2014, High resolution prestack nonstationary AVA inversion: Part 1 - Theory: 84th Annual International Meeting, SEG, Expanded Abstracts, 553-558, doi: 10.1190/segam2014-0329.1.

Chai, X., S. Wang, and S. Yuan, 2013, A new high resolution AVA inversion using partial spectrum of prestack seismic data: 83rd Annual International Meeting, SEG, Expanded Abstracts, 413-417, doi: 10.1190/segam2013-0463.1.

Chai, X., Z. Li, W. Han, and L. Liu, 2012, Spectral inversion method analysis based on the LSQR algorithm: Geophysical Prospecting for Petroleum (in Chinese), 51, no. 1, 11-18, doi: 10.3969/j.issn.1000-1441.2012.01.002.

---