3 papers
cs.AI2026
FreSia: Frequency-Semantic Instantiation and Alignment for Multivariate Time Series Analysis
Yubo Wang, Hui He, Hezhe Qiao +2
Large Language Models (LLMs) have shown strong potential in multivariate time series forecasting and anomaly detection. Existing studies predominantly inject temporal information i…
cs.LG2025
WaveTuner: Comprehensive Wavelet Subband Tuning for Time Series Forecasting
Yubo Wang, Hui He, Chaoxi Niu +1
Due to the inherent complexity, temporal patterns in real-world time series often evolve across multiple intertwined scales, including long-term periodicity, short-term fluctuation…
cs.LG2025
C-TLSAN: Content-Enhanced Time-Aware Long- and Short-Term Attention Network for Personalized Recommendation
Siqi Liang, Yudi Zhang, Yubo Wang
Sequential recommender systems aim to model users' evolving preferences by capturing patterns in their historical interactions. Recent advances in this area have leveraged deep neu…