2 papers
math.FA2026
A Characterization of Complex Symmetric Weighted Composition Operators on the Fock Space
Yuanqi Sang, Liankuo Zhao
We characterize all bounded complex symmetric weighted composition operators on the Fock space \(\mathcal F_α^{2}\), without prescribing a conjugation a priori. Our approach uses r…
cs.CL2026
m3BERT: A Modern, Multi-lingual, Matryoshka Bidirectional Encoder
Yaoxiang Wang, Simiao Zuo, Qingguo Hu +4
Embedding models are pivotal in industrial information retrieval systems like search and advertising. However, existing pretrained models often exhibit fixed architectures and embe…