Which machine learning technique revolutionized scientific product recommendation systems by analyzing researcher behavior patterns across multiple institutions?

In the intersection of science and retail, data analytics has transformed how research products are marketed and sold. Advanced algorithms now help scientific supply companies and research institutions optimize their inventory, personalize recommendations, and predict future purchasing trends. How well do you understand the technological innovations driving scientific retail analytics?

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Collaborative filtering with domain-specific embeddings
Simple A/B testing with control groups
Random forest analysis of seasonal trends
Basic demographic segmentation algorithms