AUTHOR=Wang Zhen , Guo Jianxin , Zhang Shanwen , Xu Nan TITLE=Marine object detection in forward-looking sonar images via semantic-spatial feature enhancement JOURNAL=Frontiers in Marine Science VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/marine-science/articles/10.3389/fmars.2025.1539210 DOI=10.3389/fmars.2025.1539210 ISSN=2296-7745