Imaging with ambient noise

Imaging with ambient noise

Whether noise is a nuisance or a signal depends on how it’s processed. By cross-correlating noise recorded at two sensors, researchers can retrieve the waves that propagate between them and extract details about the intervening medium.

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Bibliographische Detailangaben
Veröffentlicht in:Physics today 2010-09, Vol.63 (9), p.44-49
Hauptverfasser: Snieder, Roel, Wapenaar, Kees
Format: Artikel
Sprache:eng
Schlagworte:
ACOUSTICS
ATMOSPHERES
CHAOS THEORY
CLASSICAL AND QUANTUM MECHANICS, GENERAL PHYSICS
FLUCTUATIONS
Moire interferometry
NOISE
Physics
RANDOMNESS
SCATTERING
SEISMOLOGY
ULTRASONIC WAVES
UNDERWATER
WATER WAVES
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Beschreibung
Zusammenfassung:Whether noise is a nuisance or a signal depends on how it’s processed. By cross-correlating noise recorded at two sensors, researchers can retrieve the waves that propagate between them and extract details about the intervening medium.
ISSN:0031-9228
1945-0699
DOI:10.1063/1.3490500