3 papers
eess.SP2026
WHTDM: Walsh-Hadamard Transform Division Multiplexing for Doubly-Selective Channels
Wang Hao, Yuan Zhonghao, Chi Yonggang +3
We propose Walsh-Hadamard Transform Division Multiplexing (WHTDM), a multicarrier waveform that replaces the conventional IFFT/FFT pair in OFDM with a real-valued, unitary Walsh-Ha…
cs.LG2025
HIT-ROCKET: Hadamard-vector Inner-product Transformer for ROCKET
Wang Hao, Kuang Zhang, Hou Chengyu +4
Time series classification holds broad application value in communications, information countermeasures, finance, and medicine. However, state-of-the-art (SOTA) methods-including H…
eess.SP2025
Micro-Doppler Energy-Based Robust Multi-Target Vital Signs Monitoring Using 77-GHz FMCW Radar with Spatiotemporal Adaptive Processing
Chenxing Tan, Yuguan Hou, Hao Wang +1
This paper presents a novel micro-Doppler energy-based framework for robust multi-target vital signs monitoring using 77-GHz Frequency-Modulated Continuous-Wave (FMCW) radar. Unlik…