Reflection waveform inversion based on full-band seismic data reconstruction for salt structure inversion
Sign Up to like & getrecommendations! Published in 2019 at "Geophysical Journal International"
DOI: 10.1093/gji/ggz442
Abstract: Salt structures are high potential targets for oil and gas exploration. However, large-scale salt domes with irregular surfaces pose significant challenges for velocity model building. For full waveform inversion, in the absence of a high-fidelity… read more here.
Keywords: inversion; salt; seismic data; reflection ... See more keywords
Elastic Full Waveform Inversion Based on Full-Band Seismic Data Reconstructed by Dual Deconvolution
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Geoscience and Remote Sensing Letters"
DOI: 10.1109/lgrs.2022.3178915
Abstract: Affected by the low-frequency seismic data missing and multiple parameters coupling, elastic full waveform inversion (EFWI) is easy to fall into local minima. This letter attempts to solve the local minima problem from two aspects:… read more here.
Keywords: full band; full waveform; deconvolution; seismic data ... See more keywords
Uniplanar Wideband High-Selectivity Filtering Full-Band-Isolation Baluns Using Novel Out-of-Phase Matching Phase Shifters
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Circuits and Systems II: Express Briefs"
DOI: 10.1109/tcsii.2021.3113757
Abstract: Uniplanar wideband high-selectivity filtering full-band-isolation baluns are presented in this article utilizing two different types of out-of-phase matching phase shifters. To obtain high-selectivity performance, half-wavelength open-circuit stubs are introduced. In addition, a single resistor is… read more here.
Keywords: phase; band isolation; band; high selectivity ... See more keywords
Spectrum-Based, Full-Band Preprocessing, and Two-Dimensional Separation of Bearing and Gear Compound Faults Diagnosis
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DOI: 10.1109/tim.2021.3063189
Abstract: Compound faults diagnosis of bearings and gears in gearboxes is a full-challenging task. The rational usage of meshing resonance is probable to be one of the breakthroughs to solve this problem. However, the existing detection… read more here.
Keywords: full band; method; band preprocessing; band ... See more keywords
Understanding the Average Electron–Hole Pair-Creation Energy in Silicon and Germanium Based on Full-Band Monte Carlo Simulations
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DOI: 10.1109/tns.2018.2879593
Abstract: The thermalization process of sub-10-eV charge carriers is examined with treating carrier transport with full-band Monte Carlo simulations. The average energy loss (3.69 eV in Si and 2.62 eV in Ge) required to create a… read more here.
Keywords: band monte; monte carlo; full band; band ... See more keywords