DataFunSummit
Jun 5, 2024 · Fundamentals
User Portrait Tagging: Construction, Feature Processing, and Evaluation
This article provides a comprehensive guide on building user portrait tags—from basic attribute tags to business and strategy tags—detailing data collection methods, feature engineering techniques such as cleaning, time decay, and smoothing, and evaluation metrics for cohesion and stability, aimed at data product managers and analysts.
Feature Engineeringdata scienceevaluation metrics
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