Original ResearchPublished 6 July 2026Cross-Domain TransNet for sparse-view CT reconstructionJunling Wang · Chunhua Zou · Hongjie Yang · Peixi Liao · Xiaojun Mo · Yingcui Gao · Yanan Ning · Jiahao LaiFrontiers in Nuclear Medicinedoi 10.3389/fnume.2026.1711533