AUTHOR=Qin Siyuan , Zhang Yi , Chen Zhou TITLE=An estimation method of sound speed profile based on grouped dilated convolution informer model JOURNAL=Frontiers in Marine Science VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/marine-science/articles/10.3389/fmars.2025.1484098 DOI=10.3389/fmars.2025.1484098 ISSN=2296-7745