Search Results for author: Guang Zhang

Found 6 papers, 2 papers with code

Adapting to the Unknown: Robust Meta-Learning for Zero-Shot Financial Time Series Forecasting

no code implementations13 Apr 2025 Anxian Liu, Junying Ma, Guang Zhang

Financial time series forecasting in the zero-shot setting is essential for risk management and investment decision-making, particularly during abrupt market regime shifts or in emerging markets with limited historical data.

Meta-Learning Time Series +1

PLUTUS: A Well Pre-trained Large Unified Transformer can Unveil Financial Time Series Regularities

no code implementations19 Aug 2024 Yuanjian Xu, Anxian Liu, Jianing Hao, Zhenzhuo Li, Shichang Meng, Guang Zhang

To our knowledge, PLUTUS is the first open-source, large-scale, pre-trained financial time series model with over one billion parameters.

Contrastive Learning Time Series

Hermite Polynomial-based Valuation of American Options with General Jump-Diffusion Processes

no code implementations24 Apr 2021 Li Chen, Guang Zhang

We present a new approximation scheme for the price and exercise policy of American options.

Pairs Trading with Nonlinear and Non-Gaussian State Space Models

no code implementations19 May 2020 Guang Zhang

The results show that the new approach can achieve a 21. 86% annualized return for the PEP/KO pair and a 31. 84% annualized return for the EWT/EWH pair.

State Space Models

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