User profiles for "author:S K Warfield"

Simon Keith Warfield

N. Thorne Griscom Chair and Professor of Radiology, Harvard Medical School, Boston …
Verified email at crl.med.harvard.edu
Cited by 40472

Deep learning with noisy labels: Exploring techniques and remedies in medical image analysis

D Karimi, H Dou, SK Warfield, A Gholipour - Medical image analysis, 2020 - Elsevier
Supervised training of deep learning models requires large labeled datasets. There is a
growing interest in obtaining such datasets for medical image analysis applications …

Statistical validation of image segmentation quality based on a spatial overlap index1: scientific reports

KH Zou, SK Warfield, A Bharatha, CMC Tempany… - Academic radiology, 2004 - Elsevier
Rationale and Objectives. To examine a statistical validation method based on the spatial
overlap between two sets of segmentations of the same anatomy. Materials and Methods …

Simultaneous truth and performance level estimation (STAPLE): an algorithm for the validation of image segmentation

SK Warfield, KH Zou, WM Wells - IEEE transactions on medical …, 2004 - ieeexplore.ieee.org
Characterizing the performance of image segmentation approaches has been a persistent
challenge. Performance analysis is important since segmentation algorithms often have …

Fetal MRI: a technical update with educational aspirations

A Gholipour, JA Estroff, CE Barnewolt… - … Resonance Part A, 2014 - Wiley Online Library
Fetal magnetic resonance imaging (MRI) examinations have become well‐established
procedures at many institutions and can serve as useful adjuncts to ultrasound (US) exams …

Early experience alters brain function and structure

H Als, FH Duffy, GB McAnulty, MJ Rivkin… - …, 2004 - publications.aap.org
Objective. To investigate the effects of early experience on brain function and structure.
Methods. A randomized clinical trial tested the neurodevelopmental effectiveness of the …

Abnormal cerebral structure is present at term in premature infants

TE Inder, SK Warfield, H Wang, PS Huppi… - Pediatrics, 2005 - publications.aap.org
Background. Long-term studies of the outcome of very prematurely born infants have clearly
documented that the majority of such infants have significant motor, cognitive, and …

Patient-specific non-linear finite element modelling for predicting soft organ deformation in real-time; Application to non-rigid neuroimage registration

A Wittek, G Joldes, M Couton, SK Warfield… - Progress in biophysics …, 2010 - Elsevier
Long computation times of non-linear (ie accounting for geometric and material non-
linearity) biomechanical models have been regarded as one of the key factors preventing …

Improved watershed transform for medical image segmentation using prior information

V Grau, AUJ Mewes, M Alcaniz… - IEEE transactions on …, 2004 - ieeexplore.ieee.org
The watershed transform has interesting properties that make it useful for many different
image segmentation applications: it is simple and intuitive, can be parallelized, and always …

Automated segmentation of MR images of brain tumors

MR Kaus, SK Warfield, A Nabavi, PM Black, FA Jolesz… - Radiology, 2001 - pubs.rsna.org
An automated brain tumor segmentation method was developed and validated against
manual segmentation with three-dimensional magnetic resonance images in 20 patients …

[HTML][HTML] Early alteration of structural and functional brain development in premature infants born with intrauterine growth restriction

CB Tolsa, S Zimine, SK Warfield, M Freschi… - Pediatric …, 2004 - nature.com
Placental insufficiency with fetal intrauterine growth restriction (IUGR) is an important cause
of perinatal mortality and morbidity and is subsequently associated with significant …