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Article . 2024
License: CC BY NC ND
Data sources: Datacite
ZENODO
Article . 2024
License: CC BY NC ND
Data sources: Datacite
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The effect of 1-bit normalization on ANT data, 3D velocity models, and their geological interpretation

Authors: Fatimah Abdulghafur; Timothy Jones; Gerrit Olivier;

The effect of 1-bit normalization on ANT data, 3D velocity models, and their geological interpretation

Abstract

The paper introduces 1-bit normalization as a preprocessing method for 3D real-time ambient noise tomography inversion. As a widespread and mature technique, 1-bit normalization converts signal amplitudes to binary values (-1 or +1) to reduce noise and compress data. However, existing studies do not examine data under natural noise conditions. Despite its non-linear nature, studies indicate that 1-bit normalization preserves the quality of velocity models derived from ambient noise tomography. In this paper, we investigated the effect of 1-bit normalization on Rex Hillside project ML 6438 using the Fleet's Exosphere technology by comparing the 3D velocity structure and its geological interpretation with and without the normalization. Results show minor discrepancies in velocity structures, suggesting that the technique's substantial data compression does not compromise geological insights. This efficiency makes 1-bit normalization advantageous for real-time applications in IoT, especially with LEO nano-satellites, potentially enhancing subsurface imaging resolution and mineral exploration outcomes.

Keywords

mineral exploration, ambient noise tomography, nano-satellite, IOCG, real-time, 1-bit normalization

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citations
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
0
Average
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