Browsing Procesamiento de Señales e Imágenes Digitales. by Author "Castañeda Aphan, Benjamín"
Now showing items 1-7 of 7
-
3D reconstruction of chronic wounds using a hand-held camcorder and its application in cutaneous leishmaniasis wounds
(Pontificia Universidad Católica del PerúPE, 2017-03-09)Chronic wounds are a major healthcare problem worldwide which mainly a ects geriatric population and patients with limited mobility. In tropical countries, Cutaneous Leishmaniasis (CL) is also a cause for chronic wounds, ... -
3D updating of solid models based on local geometrical meshes applied to the reconstruction of ancient monumental structures
(Pontificia Universidad Católica del PerúPE, 2014-10-14)We introduce a novel methodology for locally updating an existing 3D solid model of a complex monumental structure with the geometric information provided by a 3D mesh (point cloud) extracted from the digital survey of a ... -
Characterization of healthy skin with high-frequency ultrasound using quantitative ultrasound
(Pontificia Universidad Católica del PerúPE, 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 ... -
Desarrollo y comparación de diversos mapas de probabilidades en 3D del cáncer de próstata a partir de imágenes de histología
(Pontificia Universidad Católica del PerúPE, 2013-12-04)Understanding the spatial distribution of prostate cancer and how it changes according to prostate specific antigen (PSA) values, Gleason score, and other clinical parameters may help comprehend the disease and increase ... -
Evaluation of Elastographic techniques generated by means of external vibration
(Pontificia Universidad Católica del PerúPE, 2017-12-01)Breast cancer is one of the greatest problems of national and international public health, whose incidence among women population shows an increasing trend. Nowadays there are several elastographic techniques, which seek ... -
Evaluation of shear wave speed measurements using crawling waves sonoelastography and single tracking location acoustic radiation force impulse imaging
(Pontificia Universidad Católica del PerúPE, 2015-07-25)Many pathological conditions are closely related with an increase in tissue sti ness. For many years, experts performed manual palpation in order to measure elasticity changes, however, this method can only be applied on ... -
Soft tissue characterization using different quantitative ultrasound modalities
(Pontificia Universidad Católica del PerúPE, 2019-10-24)Quantitative ultrasound has been used in several modalities for different experiments such as simulated phantom, physical phantoms, ex vivo and in vivo tissues. The potential of the ultrasound techniques could be useful ...
