PDI - Resultado de Búsqueda

Cristóbal Ignacio Arrieta Pellegrin

Associate Professor

Universidad Alberto Hurtado

Santiago, Chile

Mis líneas de investigación en los últimos tres años son: Procesamiento de imágenes, segmentación en imágenes por resonancia magnética, cuantificación de grasa hepatica con resonancia magnética e inteligencia artificial aplicada a imágenes médicas.

Ingeniero Civil Electricista, PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE. Chile, 2011
Ingeniería Eléctrica, PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE. Chile, 2011
Ingeniería Eléctrica, PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE. Chile, 2017

Postdoctorado Full Time

PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE

Facultad de Medicina

Santiago, Chile

2019 - 2022

Investigador Joven Full Time

Iniciativa Milenio Nucleo CardioMR

Santiago, Chile

2019 - 2022
Postdoctorado Full Time

Pontificia Universidad Catolica de Chile

Santiago, Chile

2019 - 2022
Academic Full Time

Faculty of Engineering, Universidad Alberto Hurtado

Santiago, Chile

2023 - At present
Collaborator Other

Millennium Institute for Intelligent Healthcare Engineering, iHEALTH

Chile

2023 - At present


Liver PDFF estimation using a multi-decoder water-fat separation neural network with a reduced number of echoes Meneses, Juan Pablo; Arrieta, Cristobal; della Maggiora, Gabriel; Besa, Cecilia; Urbina, Jesus; Arrese, Marco; Gana, Juan Cristobal; Galgani, Jose E.; Tejos, Cristian; Uribe, Sergio Article ISI EUROPEAN RADIOLOGY (2023)
Toward a realistic in silico abdominal phantom for QSM Silva, Javier; Milovic, Carlos; Lambert, Mathias; Montalba, Cristian; Arrieta, Cristobal; Irarrazaval, Pablo; Uribe, Sergio; Tejos, Cristian Article ISI MAGNETIC RESONANCE IN MEDICINE (2023)
Impact of Respiratory Gating on Hemodynamic Parameters from 4D Flow MRI Denecken, Esteban; Sotelo, Julio; Arrieta, Cristobal; Andia, Marcelo E.; Uribe, Sergio Article ISI APPLIED SCIENCES-BASEL (2022)
Level set segmentation with shape prior knowledge using intrinsic rotation, translation and scaling alignment Arrieta, Cristobal; Sing-Long, Carlos A.; Mura, Joaquin; Irarrazaval, Pablo; Andia, Marcelo E; Uribe, Sergio; Tejos, Cristian Article ISI BIOMEDICAL SIGNAL PROCESSING AND CONTROL (2021)
Automatic quantification of fat infiltration in paraspinal muscles using T2-weighted images: An OsiriX application Arrieta C.; Urrutia J.; Besa P.; Montalba C.; Lafont N.; Andia M.E.; Uribe S. Article ISI SCOPUS (2020)
Multi-parametric liver tissue characterization using MR fingerprinting: Simultaneous T-1, T-2, T-2*, and fat fraction mapping Jaubert, Olivier; Arrieta, Cristobal; Cruz, Gastao; Bustin, Aurelien; Schneider, Torben; Georgiopoulos, Georgios; Masci, Pier-Giorgio; Sing-Long, Carlos; Botnar, Rene M.; Prieto, Claudia Article ISI MAGNETIC RESONANCE IN MEDICINE (2020)
Extensions of Real Atomic Gauges for Complex Signal Recovery Arrieta C.; Sing-Long C.A. Article ISI SCOPUS IEEE ACCESS (2019)
Quantification of liver fat infiltration by magnetic resonance Rodrigo Herrera; Francisco Peñaloza; Cristóbal Arrieta; Flavia Zacconi; Víctor Saavedra; Carla Saavedra; Cecilia Brañes; Thomas Hack; Sergio Uribe Article ISI SCIELO SCOPUS REVISTA MEDICA DE CHILE (2019)
Is a single-level measurement of paraspinal muscle fat infiltration and cross-sectional area representative of the entire lumbar spine? Urrutia, Julio; Besa, Pablo; Lobos, Daniel; Andia, Marcelo; Arrieta, Cristobal; Uribe, Sergio Article Skeletal radiology (2018)
Lumbar paraspinal muscle fat infiltration is independently associated with sex, age, and inter-vertebral disc degeneration in symptomatic patients. Urrutia, Julio; Besa, Pablo; Lobos, Daniel; Campos, Mauricio; Arrieta, Cristobal; Andia, Marcelo; Uribe, Sergio Article Skeletal radiology (2018)
Simultaneous left and right ventricle segmentation using topology preserving level sets Arrieta, Cristobal; Uribe, Sergio; Sing-Long, Carlos; Hurtado, Daniel; Andia, Marcelo; Irarrazaval, Pablo; Tejos, Cristian Article ISI SCOPUS BIOMEDICAL SIGNAL PROCESSING AND CONTROL (2017)
Sensitivity analysis of geometric errors in additive manufacturing medical models Pinto, JM; Arrieta C., Andia; ME, Uribe S.; Ramos-Grez, J; Vargas A, Irarrázaval P. Article Medical Engineering and Physics (2015)
Quantitative assessments of geometric errors for rapid prototyping in medical applications Arrieta C., Uribe S.; Ramos-Grez, J; Vargas A, Irarrázaval P.; Parot, V Article RAPID PROTOTYPING JOURNAL (2012)


Simultaneous liver fat and portal flow quantification for non-invasive assessment of fatty liver disease combining MRI and deep learning techniques Arrieta, Cristobal Proyecto (2024)
Improving the quantification of liver fatty acid composition using magnetic resonance imaging Arrieta, Cristobal; Uribe, Sergio Proyecto (2019)
Radiología Cuantitativa=> Reportes Cuantitativos de Grasa Abdominal Total FONDEF (ID15\|10284) Proyecto 2016-2017 Personal técnico y/o de apoyo
TOPOLOGICALLY FLEXIBLE PRIOR SHAPE KNOWLEDGE FOR LEVEL SET SEGMENTATIONS FONDECYT (1130887) Proyecto 2013-2016 Tesista
EVALUATION AND IMPROVEMENT OF THE GEOMETRIC ACCURACY OF RAPID PROTOTYPING FONDECYT (1100864) Proyecto 2010-2013 Tesista
IMPROVEMENT OF MR FAT IMAGING TECHNIQUES FONDECYT (1100529) Proyecto 2010-2013 Personal técnico y/o de apoyo