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. 2021 Oct 14;8:742640. doi: 10.3389/fcvm.2021.742640

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Copyright © 2021 Vergani, Razavi, Puyol-Antón and Ruijsink.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Manual vs. automated classification. Visual representation of: (first line) cases classified as “correct” both by manual assessment (both operators) and CCN_QC; (second line) cases classified as “wrong” both by manual assessment (both operators) and CCN_QC; (third line) cases classified as “wrong” by manual assessment (with disagreement between operators for 2-chamber) and as “correct” by CCN_QC. 0, correct; 1, wrong; Ch, chamber; GT, ground truth; R1, first operator; R2, second operator.