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Wen-Jie Chen

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#artificial intelligence Preprint Sep 2026

Agentic ML Exploration (A-MLE) for Ads Ranking

Modern industrial ads ranking stacks are increasingly bottlenecked not by model capacity or training compute, but by the throughput of human ML iteration - the cycles of research, implementation, training, debugging, evaluation, and launch required to surface a single statistically significant improvement. A typical ra...

Erwin Gao, Vinodh Kumar Sunkara, Jing Guan et al. · 0 citations
#artificial intelligence Preprint Sep 2026

Beyond Prompts: Measuring and Optimizing LLM Tool-Agent Harnesses

LLM tool agents can be improved without retraining by modifying the runtime harness around a fixed model: prompts, tool interfaces, middleware, state handling, and recovery logic. We study this setting as resource-bounded harness selection for fixed-model multi-turn tool agents, with the search surface scoped to prompt...

Cen-Mia Zhao, Hai-Bo Ruan, Wen-Jie Chen et al. · 3 citations · ⚡1

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