Beijing Municipal Government

Classification-aware conditional diffusion-augmented criss-cross graph transformer for EEG-based emotion recognition

Reliable electroencephalogram (EEG)-based emotion recognition remains challenging because labeled recordings are limited, noisy, non-stationary, and strongly subject dependent. This paper proposes a classification-aware conditional diffusion-augmented criss-cross graph transforme...

Reshaping China’s Labour Market: AI’s Dual Impacts on Employee Adaptation and Employer Demand

The rapid advancement of artificial intelligence (AI) is reshaping labour markets globally, with profound implications for China amid structural fragility, youth unemployment and demographic ageing. This study examines AI’s impacts from a dual-perspective framework: employees’ ad...

Portfolio Optimization Based on Transformer-GAN Enhanced Black–Litterman Framework for Quantitative Analysis

Portfolio optimization remains a challenging problem due to the dynamic, nonlinear, and uncertain characteristics of financial markets. Traditional portfolio construction approaches, including mean variance optimization and conventional Black–Litterman models, often suffer from i...