Small sample sizes reduce the replicability of task-based fMRI studies

BO Turner, EJ Paul, MB Miller, AK Barbey - Communications biology, 2018 - nature.com
Despite a growing body of research suggesting that task-based functional magnetic
resonance imaging (fMRI) studies often suffer from a lack of statistical power due to too …

[HTML][HTML] Applications of machine learning and deep learning in SPECT and PET imaging: General overview, challenges and future prospects

C Jimenez-Mesa, JE Arco, FJ Martinez-Murcia… - Pharmacological …, 2023 - Elsevier
The integration of positron emission tomography (PET) and single-photon emission
computed tomography (SPECT) imaging techniques with machine learning (ML) algorithms …

Review of functional MRI in HIV: effects of aging and medication

CS Hakkers, JE Arends, RE Barth, S Du Plessis… - Journal of …, 2017 - Springer
HIV-associated neurocognitive disorder (HAND) is a frequently occurring comorbidity of HIV
infection. Evidence suggests this condition starts subclinical before a progression to a …

Valid population inference for information-based imaging: From the second-level t-test to prevalence inference

C Allefeld, K Görgen, JD Haynes - Neuroimage, 2016 - Elsevier
In multivariate pattern analysis of neuroimaging data,'second-level'inference is often
performed by entering classification accuracies into a t-test vs chance level across subjects …

Bayesian inference of population prevalence

RAA Ince, AT Paton, JW Kay, PG Schyns - Elife, 2021 - elifesciences.org
Within neuroscience, psychology, and neuroimaging, the most frequently used statistical
approach is null hypothesis significance testing (NHST) of the population mean. An …

A spatiotemporal nonparametric Bayesian model of multi-subject fMRI data

L Zhang, M Guindani, F Versace, JM Engelmann… - 2016 - projecteuclid.org
A spatiotemporal nonparametric Bayesian model of multi-subject fMRI data Page 1 The Annals
of Applied Statistics 2016, Vol. 10, No. 2, 638–666 DOI: 10.1214/16-AOAS926 © Institute of …

[HTML][HTML] Statistical agnostic mapping: A framework in neuroimaging based on concentration inequalities

JM Górriz, C Jimenez-Mesa, R Romero-Garcia… - Information …, 2021 - Elsevier
In the 1970s a novel branch of statistics emerged focusing its effort on the selection of a
function for the pattern recognition problem that would fulfill a relationship between the …

Quantifying differences between affine and nonlinear spatial normalization of FP-CIT SPECT images

D Castillo-Barnes, C Jimenez-Mesa… - … Journal of Neural …, 2022 - World Scientific
Spatial normalization helps us to compare quantitatively two or more input brain scans.
Although using an affine normalization approach preserves the anatomical structures, the …

A connection between pattern classification by machine learning and statistical inference with the General Linear Model

JM Gorriz, C Jimenez-Mesa, F Segovia… - IEEE Journal of …, 2021 - ieeexplore.ieee.org
A connection between the general linear model (GLM) with frequentist statistical testing and
machine learning (MLE) inference is derived and illustrated. Initially, the estimation of GLM …

Is K-fold cross validation the best model selection method for Machine Learning?

JM Gorriz, F Segovia, J Ramirez, A Ortiz… - arXiv preprint arXiv …, 2024 - arxiv.org
As a technique that can compactly represent complex patterns, machine learning has
significant potential for predictive inference. K-fold cross-validation (CV) is the most common …