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Characterization of healthy skin with high-frequency ultrasound using quantitative ultrasound
(Pontificia Universidad Católica del Perú, 2018-08-20)
The skin is the largest organ of the body that protects it from the external environment. High- frequency ultra sound (HF-US) has been used to visualize the skin in depth and to diagnose some pathologies in dermatological ...
Joint reconstruction techniques for ultrasonic attenuation imaging
(Pontificia Universidad Católica del Perú, 2024-05-08)
El ultrasonido cuantitativo (QUS, por sus siglas en inglés) es una modalidad de imagen
no invasiva que caracteriza numéricamente los tejidos para el diagnóstico médico. Los
estimadores QUS se basan en parámetros acústicos ...
Robust Minimmun Variance Beamformer using Phase Aberration Correction Methods
(Pontificia Universidad Católica del Perú, 2017-04-28)
The minimum variance (MV) beamformer is an adaptive beamforming method that has the potential
to enhance the resolution and contrast of ultrasound images. Although the sensitivity of the MV
beamformer to steering vector ...