AUTHOR=Li Xing-Su , Li Zhong , Huang Jian-Ping , Han Ying , Huo Yu-Meng , Song Jun-Jie , Hao Bo TITLE=Research on identification of nucleus-shaped anomaly regions in space electric field JOURNAL=Frontiers in Astronomy and Space Sciences VOLUME=11 YEAR=2024 URL=https://www.frontiersin.org/journals/astronomy-and-space-sciences/articles/10.3389/fspas.2024.1431273 DOI=10.3389/fspas.2024.1431273 ISSN=2296-987X