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eess.SP2025
A Unifying View of OTFS and Its Many Variants
Qinwen Deng, Yao Ge, Zhi Ding
High mobility environment leads to severe Doppler effects and poses serious challenges to the conventional physical layer based on the widely popular orthogonal frequency division…
eess.SP2024
Exploring Age-of-Information Weighting in Federated Learning under Data Heterogeneity
Kaidi Wang, Zhiguo Ding, Daniel K. C. So +1
This paper investigates federated learning in a wireless communication system, where random device selection is employed with non-independent and identically distributed (non-IID)…
eess.SP2024
Approximate Message Passing-Enhanced Graph Neural Network for OTFS Data Detection
Wenhao Zhuang, Yuyi Mao, Hengtao He +4
Orthogonal time frequency space (OTFS) modulation has emerged as a promising solution to support high-mobility wireless communications, for which, cost-effective data detectors are…