Retraction: HGLER: A hierarchical heterogeneous graph networks for enhanced multimodal emotion recognition in conversations

The PLOS One Editors retract this article [1] due to concerns about potential manipulation of the publication process. These concerns call into question the validity and provenance of the reported results. We regret that the issues were not identified prior to the article’s publication. The author either did not respond directly or could not be reached. Reference Citation: The PLOS One Editors (2026) Retraction: HGLER: A hierarchical heterogeneous graph networks for enhanced multimodal emotion recognition in conversations. PLoS One 21(5): e0349832. https://doi.org/10.1371/journal.pone.0349832 Published: May 26, 2026 Copyright: © 2026 The PLOS One Editors. This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.