#wavelet News & Analysis

2 articles tagged with #wavelet. AI-curated summaries with sentiment analysis and key takeaways from 50+ sources.

2 articles

AIBullisharXiv – CS AI · Mar 37/104

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A Learnable Wavelet Transformer for Long-Short Equity Trading and Risk-Adjusted Return Optimization

Researchers developed WaveLSFormer, a wavelet-based Transformer model that directly generates market-neutral long/short trading portfolios from financial time series data. The AI system achieved a 60.7% cumulative return and 2.16 Sharpe ratio across six industry groups, significantly outperforming traditional ML models like LSTM and standard Transformers.

AINeutralarXiv – CS AI · Mar 54/10

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TFWaveFormer: Temporal-Frequency Collaborative Multi-level Wavelet Transformer for Dynamic Link Prediction

Researchers propose TFWaveFormer, a novel Transformer architecture that combines temporal-frequency analysis with multi-resolution wavelet decomposition for dynamic link prediction. The framework achieves state-of-the-art performance on benchmark datasets by better capturing complex multi-scale temporal dynamics in applications like social networks and financial modeling.