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Yuequn Liu

3 accepted papers

2025

Disentangling Long-Short Term State Under Unknown Interventions for Online Time Series Forecasting

AAAI 2025technical

Current methods for time series forecasting struggle in the online scenario, since it is difficult to preserve long-term dependency while adapting short-term changes when data are arriving sequentially. Although some recent methods solve this problem by controlling the updates of latent states, they…

2024

TNPAR: Topological Neural Poisson Auto-Regressive Model for Learning Granger Causal Structure from Event Sequences

AAAI 2024technical

Learning Granger causality from event sequences is a challenging but essential task across various applications. Most existing methods rely on the assumption that event sequences are independent and identically distributed (i.i.d.). However, this i.i.d. assumption is often violated due to the inhere…

Cited by 5SourcePDFScholar
2022

Causal Alignment Based Fault Root Causes Localization for Wireless Network

ICASSP 2022accepted

Localizing fault root causes is challenging but critical for wireless network operation and maintenance. Though supervised methods have shown promising results in training samples, most of the existing approaches assume that the training and the testing samples are independent and identical distribu…

Cited by 0SourceScholar