73 citations · 75 across the 5 of their papers we have counts for
5 papers
CausalMamba: Interpretable State Space Modeling for Temporal Rumor Causality
Xiaotong Zhan, Xi Cheng
Rumor detection on social media remains a challenging task due to the complex propagation dynamics and the limited interpretability of existing models. While recent neural architec…
ARIMA_PLUS: Large-scale, Accurate, Automatic and Interpretable In-Database Time Series Forecasting and Anomaly Detection in Google BigQuery
Xi Cheng, Weijie Shen, Haoming Chen +14
Time series forecasting and anomaly detection are common tasks for practitioners in industries such as retail, manufacturing, advertising and energy. Two unique challenges stand ou…
MOT: A Mixture of Actors Reinforcement Learning Method by Optimal Transport for Algorithmic Trading
Xi Cheng, Jinghao Zhang, Yunan Zeng +1
Algorithmic trading refers to executing buy and sell orders for specific assets based on automatically identified trading opportunities. Strategies based on reinforcement learning…
Corporate Credit Rating: A Survey
Bojing Feng, Xi Cheng, Dan Li +2
Corporate credit rating (CCR) plays a very important role in the process of contemporary economic and social development. How to use credit rating methods for enterprises has alway…
Polynomial Regression As an Alternative to Neural Nets
Xi Cheng, Bohdan Khomtchouk, Norman Matloff +1
Despite the success of neural networks (NNs), there is still a concern among many over their "black box" nature. Why do they work? Here we present a simple analytic argument that N…