Data Party THU
Sep 10, 2025 · Industry Insights
What We Learned from Winning 3rd Place in China’s 2025 Big Data Challenge
The Dalian University team’s third‑place finish in the 2025 China University Computer Competition’s Big Data Challenge revealed key lessons about data cleaning, focused feature engineering, the power of simple robust models like Random Forest, custom evaluation metrics, and the indispensable role of tight teamwork in data science projects.
Data Science CompetitionModel Evaluationteam collaboration
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