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2023
Yijun Zhang, Ziyi Yin, Oscar Lopez, Ali Siahkoohi, Mathias Louboutin, and Felix J. Herrmann, “3D seismic survey design by maximizing the spectral gap”, in International Meeting for Applied Geoscience and Energy, 2023.
Yijun Zhang, Ziyi Yin, Oscar Lopez, Ali Siahkoohi, Mathias Louboutin, Rajiv Kumar, and Felix J. Herrmann, “Optimized time-lapse acquisition design via spectral gap ratio minimization”, Geophysics, vol. 88, pp. A19-A23, 2023.
Oscar Lopez, Rajiv Kumar, Nick Moldoveanu, and Felix J. Herrmann, “Spectral Gap-Based Seismic Survey Design”, IEEE Transactions on Geoscience and Remote Sensing, 2023.
2022
Yijun Zhang, Mathias Louboutin, Ali Siahkoohi, Ziyi Yin, Rajiv Kumar, Oscar Lopez, and Felix J. Herrmann, “Time-lapse seismic survey design by maximizing the spectral gap”, ML4SEISMIC Partners Meeting. 2022.
2020
Shashin Sharan, Yijun Zhang, Oscar Lopez, and Felix J. Herrmann, “Large scale high-frequency wavefield reconstruction with recursively weighted matrix factorizations”, TR-CSE-2020-4, 2020.
Yijun Zhang, Shashin Sharan, Oscar Lopez, and Felix J. Herrmann, “Wavefield recovery with limited-subspace weighted matrix factorizations”, in SEG Technical Program Expanded Abstracts, 2020, pp. 2858-2862.
2017
Rajiv Kumar, Oscar Lopez, Damek Davis, Aleksandr Y. Aravkin, and Felix J. Herrmann, “Beating level-set methods for 5D seismic data interpolation: a primal-dual alternating approach”, IEEE Transactions on Computational Imaging, 2017.
Oscar Lopez and Rajiv Kumar, “A Guide for Successful Low-Rank Matrix Recovery in Seismic Applications”, SINBAD Fall consortium talks. SINBAD, 2017.
Oscar Lopez, Keegan Lensink, Rajiv Kumar, and Henryk Modzelewski, “Matrix Completion in Parallel Architectures: Julia Implementation”, SINBAD Fall consortium talks. SINBAD, 2017.
2016
Oscar Lopez, Rajiv Kumar, and Felix J. Herrmann, “Low-rank matrix recovery for parallel architectures”, SINBAD Fall consortium talks. SINBAD, 2016.
Oscar Lopez, Rajiv Kumar, Ozgur Yilmaz, and Felix J. Herrmann, “Off-the-grid low-rank matrix recovery and seismic data reconstruction”, IEEE Journal of Selected Topics in Signal Processing, vol. 10, pp. 658-671, 2016.
Oscar Lopez, Rajiv Kumar, Ozgur Yilmaz, and Felix J. Herrmann, “Off-the-grid low-rank matrix recovery: seismic data reconstruction”, in Canadian Mathematical Society Summer Meeting, 2016.
2015
Oscar Lopez and Felix J. Herrmann, “Deterministic matrix completion: applications to seismic trace interpolation”, SINBAD Spring consortium talks. SINBAD, 2015.
Rajiv Kumar, Oscar Lopez, Ernie Esser, and Felix J. Herrmann, “Matrix completion on unstructured grids : 2-D seismic data regularization and interpolation”, in EAGE Annual Conference Proceedings, 2015.
Rajiv Kumar, Curt Da Silva, Oscar Lopez, Aleksandr Y. Aravkin, Hassan Mansour, Haneet Wason, Ernie Esser, and Felix J. Herrmann, “Rank minimization based seismic data processing and inversion”, in Inaugural Full-Waveform Inversion Workshop, 2015.
Oscar Lopez, Rajiv Kumar, and Felix J. Herrmann, “Rank minimization via alternating optimization: seismic data interpolation”, in EAGE Annual Conference Proceedings, 2015.
Oscar Lopez, Haneet Wason, Curt Da Silva, Rajiv Kumar, and Felix J. Herrmann, “SVD-free matrix completion in randomized marine acquisition”, in SEG Workshop on Rank-Reduction and Other Sparse Transform Methods with Application to Data Reconstruction, De-Noising, De-Blending and Imaging; New Orleans, 2015.
Oscar Lopez, Haneet Wason, Rajiv Kumar, and Felix J. Herrmann, “Universal matrix completion: applications to seismic data acquisition”, SINBAD Fall consortium talks. SINBAD, 2015.
2014
Rajiv Kumar, Oscar Lopez, Ernie Esser, and Felix J. Herrmann, “Matrix completion on unstructured grids : 2-D seismic data regularization and interpolation”, UBC, TR-EOAS-2014-3, 2014.
Oscar Lopez, Rajiv Kumar, Ernie Esser, and Felix J. Herrmann, “Off-the-grid matrix completion”, SINBAD Fall consortium talks. SINBAD, 2014.
Oscar Lopez, Rajiv Kumar, and Felix J. Herrmann, “Rank minimization via alternating optimization”, SINBAD Fall consortium talks. SINBAD, 2014.
Rajiv Kumar, Oscar Lopez, Ernie Esser, and Felix J. Herrmann, “SVD-free matrix completion for seismic data reconstruction”, SINBAD Spring consortium talks. SINBAD, 2014.