3 papers
cs.AI2026
SchemaRouter: Field-Aware Tool Routing for Efficient Heterogeneous Agentic RAG
Yong-eun Cho
Heterogeneous agentic retrieval-augmented generation (RAG) systems increasingly orchestrate external APIs, internal databases, vector stores, and graph stores. Exposing all tool de…
cs.AI2026
It's Not the Capability: Harness Sensitivity Is Non-Monotone Across LLM Agent Tiers
Yong-eun Cho
A prevalent assumption in LLM agent deployment holds that more structured harnesses universally improve reliability, and that higher-capability models need proportionally less stru…
cs.SE2026
It's Not the Size: Harness Design Determines Operational Stability in Small Language Models
Yong-eun Cho
This paper experimentally analyzes how the level of harness engineering affects the operational performance of small language models (SLMs, 2-3B parameters). Three harness conditio…