Graphs, recommendations, and time series · MLD-0182
Cold-start problem
Difficulty making predictions for users or items with little or no interaction history.
Original reference page · detailed expansion pending. Original definitions, examples, notes and citations are preserved below. New examples are illustrative, not benchmark results.
Original example
Recommend products to a newly registered user.
Original caveat
Cold start differs from ordinary missing-value imputation.
Context and aliases
Level: Intermediate. Stages: Architecture · Data · Training · Inference.
Tags: ML · DL · Recommender systems.
Aliases: None recorded.
Related concepts
Original references
- PyTorch Geometric documentation ↗ · Consulted
- scikit-learn User Guide ↗ · Consulted
- statsmodels: time series analysis ↗ · Reference link
- Original reference URL ↗