Bidders Recommender for Public Procurement Auctions Using Machine Learning: Data Analysis, Algorithm, and Case Study with Tenders from Spain

<div>Relationship between trees in random forests and error metrics (accuracy, precision, balanced accuracy, and OOB) for different ratios of training and testing subsets. (a) 90 : 10. (b) 80 : 20. (c) 70 : 30.</div>

Complexity

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Figure 6: Bidders Recommender for Public Procurement Auctions Using Machine Learning: Data Analysis, Algorithm, and Case Study with Tenders from Spain 

Figure 6 | Bidders Recommender for Public Procurement Auctions Using Machine Learning: Data Analysis, Algorithm, and Case Study with Tenders from Spain 