2019 | OriginalPaper | Buchkapitel
Abstract: Beamforming Sub-Sampled Raw Ultrasound Data with DeepFormer
verfasst von : Walter Simson, Magdalini Paschali, Guillaume Zahnd, Nassir Navab
Erschienen in: Bildverarbeitung für die Medizin 2019
Verlag: Springer Fachmedien Wiesbaden
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Converting reflected sonic signals to an ultrasound image, beaforming, has been traditionally formulated mathematically via the simple process of delay and sum (DAS). Recent research has aimed to improve ultrasound beamforming via advanced mathematical models for increased contrast, resolution and speckle filtering. These formulations, such as minimum variance, add minor improvement over the current real-time, state-of-the-art DAS, while requiring drastically increased computational time and therefore excluding them from wide-spread adoption.