Variability in the analysis of a single neuroimaging dataset by many teams

…, AB Losecaat Vermeer, BC Love, ML Mack, N Malpica… - Nature, 2020 - nature.com
Data analysis workflows in many scientific domains have become increasingly complex and
flexible. Here we assess the effect of this flexibility on the results of functional magnetic …

Applying watershed algorithms to the segmentation of clustered nuclei

N Malpica, CO De Solórzano… - … : The Journal of the …, 1997 - Wiley Online Library
Cluster division is a critical issue in fluorescence microscopy‐based analytical cytology
when preparation protocols do not provide appropriate separation of objects. Overlooking …

Dixon-VIBE deep learning (DIVIDE) pseudo-CT synthesis for pelvis PET/MR attenuation correction

…, A Soricelli, M Salvatore, N Malpica… - Journal of nuclear …, 2019 - Soc Nuclear Med
Whole-body attenuation correction (AC) is still challenging in combined PET/MR scanners.
We describe Dixon-VIBE Deep Learning (DIVIDE), a deep-learning network that allows …

DeepEye: Deep convolutional network for pupil detection in real environments

…, E Pardo, H Melero, N Malpica - Integrated Computer …, 2019 - content.iospress.com
Robust identification and tracking of the pupil provides key information that can be used in
several applications such as controlling gaze-based HMIs (human machine interfaces), …

Seismic phase picking using convolutional networks

E Pardo, C Garfias, N Malpica - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
When a seismometer network records an earthquake, operators will manually review the
waveforms and identify the wave phases, a task known as phase picking. Manual phase …

Single-image super-resolution of brain MR images using overcomplete dictionaries

A Rueda, N Malpica, E Romero - Medical image analysis, 2013 - Elsevier
Resolution in Magnetic Resonance (MR) is limited by diverse physical, technological and
economical considerations. In conventional medical practice, resolution enhancement is …

Evaluation of autofocus functions in molecular cytogenetic analysis

…, JJ Vaquero, JM Pena, N Malpica… - Journal of …, 1997 - Wiley Online Library
This work describes a systematic evaluation of several autofocus functions used for analytical
fluorescent image cytometry studies of counterstained nuclei. Focusing is the first step in …

[HTML][HTML] Objective evaluation of multiple sclerosis lesion segmentation using a data management and processing infrastructure

…, S Valverde, M Cabezas, FJ Vera-Olmos, N Malpica… - Scientific reports, 2018 - nature.com
We present a study of multiple sclerosis segmentation algorithms conducted at the
international MICCAI 2016 challenge. This challenge was operated using a new open-science …

Fast patch-based pseudo-CT synthesis from T1-weighted MR images for PET/MR attenuation correction in brain studies

…, Y Rozenholc, N Malpica - Journal of Nuclear …, 2016 - Soc Nuclear Med
Attenuation correction in hybrid PET/MR scanners is still a challenging task. This paper
describes a methodology for synthesizing a pseudo-CT volume from a single T1-weighted …

[HTML][HTML] In Vivo Quantification of Placental Insufficiency by BOLD MRI: A Human Study

…, A Palanisamy, WH Barth, C Zera, N Malpica… - Scientific reports, 2017 - nature.com
Fetal health is critically dependent on placental function, especially placental transport of
oxygen from mother to fetus. When fetal growth is compromised, placental insufficiency must be …