2 papers
cs.IT2025
Enhancing Channel Estimation for OTFS systems using Sparse Bayesian Learning with Adaptive Threshold
Tengfei Qi, Yifei Yang, Xiong Deng +5
Orthogonal time frequency space (OTFS) modulation is a two-dimensional modulation scheme designed in the delay-Doppler (DD) domain, exhibiting superior performance over orthogonal…
cs.LG2025
FreDF: Learning to Forecast in the Frequency Domain
Hao Wang, Licheng Pan, Zhichao Chen +6
Time series modeling presents unique challenges due to autocorrelation in both historical data and future sequences. While current research predominantly addresses autocorrelation…