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ABCD Neurocognitive Prediction Challenge 2019: Predicting Individual Fluid Intelligence Scores from Structural MRI Using Probabilistic Segmentation and Kernel Ridge Regression

  • Agoston Mihalik
  • , Mikael Brudfors
  • , Maria Robu
  • , Fabio S. Ferreira
  • , Hongxiang Lin
  • , Anita Rau
  • , Tong Wu
  • , Stefano B. Blumberg
  • , Baris Kanber
  • , Maira Tariq
  • , Mar Estarellas Garcia
  • , Cemre Zor
  • , Daniil I. Nikitichev
  • , Janaina Mourão-Miranda
  • , Neil P. Oxtoby*
  • *Corresponding author for this work
  • University College London

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

We applied several regression and deep learning methods to predict fluid intelligence scores from T1-weighted MRI scans as part of the ABCD Neurocognitive Prediction Challenge 2019. We used voxel intensities and probabilistic tissue-type labels derived from these as features to train the models. The best predictive performance (lowest mean-squared error) came from kernel ridge regression ($$\lambda =10$$), which produced a mean-squared error of 69.7204 on the validation set and 92.1298 on the test set. This placed our group in the fifth position on the validation leader board and first place on the final (test) leader board.

Original languageEnglish
Title of host publicationAdolescent Brain Cognitive Development Neurocognitive Prediction - 1st Challenge, ABCD-NP 2019, held in Conjunction with MICCAI 2019, Proceedings
EditorsKilian M. Pohl, Ehsan Adeli, Wesley K. Thompson, Marius George Linguraru
PublisherSpringer
Pages133-142
Number of pages10
ISBN (Print)9783030319007
DOIs
StatePublished - 2019
Externally publishedYes
Event1st Challenge in Adolescent Brain Cognitive Development Neurocognitive Prediction, ABCD-NP 2019, held in conjunction with the 22nd International Conference on Medical Image Computing and Computer Assisted Intervention, MICCAI 2019 - Shenzhen, China
Duration: 13 Oct 201913 Oct 2019

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume11791 LNCS
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference1st Challenge in Adolescent Brain Cognitive Development Neurocognitive Prediction, ABCD-NP 2019, held in conjunction with the 22nd International Conference on Medical Image Computing and Computer Assisted Intervention, MICCAI 2019
Country/TerritoryChina
CityShenzhen
Period13/10/1913/10/19

Keywords

  • Convolutional neural networks
  • Fluid intelligence
  • Hackathon
  • Kernel ridge regression
  • MRI
  • PRoNTo

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