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Sponsored Artificial Intelligence: A Modern Approach, Global Edition Artificial Intelligence: A Modern Approach, Global Edition

Author

Shantanu Aggarwal

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2 papers indexed here

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Book Jul 2026

SMART: LLM-Augmented Hybrid Retrieval for Dynamic Product Ads

A lightweight quality gate identifies coverage gaps in initial keyword results, adaptively routing only the ∼ 10% of users who benefit from semantic prospecting to the LLM path, and captures the bulk of semantic prospecting gains in Relevance Score while maintaining competitive retargeting performance at a 90% reductio...

Cong-Fei Zhang, J. Ma, Xiao-Dong Liu et al. · 0 citations
Preprint Aug 2026

SetMIR: Multi-Interest Retrieval as Set Prediction

Deployed as a new retrieval source in the DPA production stack, SetMIR lifts overall CVR by 3.1%, while lifting CTR by 44% and CVR by 51% over the item-to-item retrieval source with the same item embeddings, ANN index, and retrieval quota.

Xiao-Dong Liu, Cong-Fei Zhang, Hsiang-Wei Chao et al. · 0 citations

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