Ben Wellington
Deputy head of feature forecasting at Two Sigma. Specializes in leveraging AI in equities feature forecasting, identifying and creating features, and building predictive models.
Best podcasts with Ben Wellington
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91 snips
Jun 17, 2025 • 60min
LLMs for Equities Feature Forecasting at Two Sigma with Ben Wellington - #736
In this enlightening discussion, Ben Wellington, Deputy Head of Feature Forecasting at Two Sigma, shares his expertise in AI-driven equity feature forecasting. He delves into the intricacies of identifying and quantifying measurable features to improve predictive accuracy. The use of satellite imagery for data points like vehicle counts unveils unique insights. Ben emphasizes the importance of strict data timestamping to avoid temporal leakage and discusses the transformative role of large language models in enhancing data analysis. He also offers a glimpse into the future of agentic AI in finance.
19 snips
Mar 14, 2024 • 1h 8min
Ben Wellington: ML for Finance and Storytelling through Data
Ben Wellington from Two Sigma discusses applying ML techniques to quantitative finance, building predictive features, and the balance between human insights and algorithm performance. They explore the challenges of black box models in finance, the importance of accurate timestamp data, and blending small wins in trading models. The podcast also delves into improv comedy techniques for enhancing science communication and storytelling.
