Data Party THU

Sep 11, 2025 · Big Data

How We Conquered the 2025 Chinese University Big Data Challenge: Financial Time‑Series Lessons

Our team "Stay Overnight" from Chongqing University of Posts and Telecommunications placed second nationally in the 2025 China University Computer Competition Big Data Challenge, navigating volatile financial data, shifting from time‑series to supervised learning, and emphasizing feature engineering to boost model performance.