collaborators

7 papers

cs.DB2026

RAG-Stack: Co-Optimizing RAG Serving Performance and Quality

Haiqiang Zhang, Yuanqing Lei, Wanting Li +2

Retrieval-augmented generation (RAG), which augments large language model (LLM) generation with information retrieved from databases, has become a widely used approach for knowledg…

cs.RO2026

ROSA: A Robotics Foundation Model Serving System for Robot Factories

Wenqi Jiang, Jason Clemons, Rowland O'Flaherty +5

Robotics foundation models (RFMs) are making general-purpose robots increasingly practical for factory deployments. While RFM serving systems are central to this vision, existing s…

cs.DB2026

HEXGEN-FLOW: Optimizing LLM Inference Request Scheduling for Agentic Text-to-SQL

You Peng, Youhe Jiang, Wenqi Jiang +2

Recent advances in agentic large language models (LLMs) have substantially improved Text-to-SQL, enabling users without database expertise to query databases intuitively. However,…

cs.RO20261 cited

How Fast Can I Run My VLA? Demystifying VLA Inference Performance with VLA-Perf

Wenqi Jiang, Jason Clemons, Karu Sankaralingam +1

Vision-Language-Action (VLA) models have recently demonstrated impressive capabilities across various embodied AI tasks. While deploying VLA models on real-world robots imposes str…

cs.CL2026

Controlled Self-Evolution for Algorithmic Code Optimization

Tu Hu, Ronghao Chen, Shuo Zhang +9

Self-evolution methods enhance code generation through iterative "generate-verify-refine" cycles, yet existing approaches suffer from low exploration efficiency, failing to discove…

cs.DB2025

RAG-Stack: Co-Optimizing RAG Quality and Performance From the Vector Database Perspective

Wenqi Jiang

Retrieval-augmented generation (RAG) has emerged as one of the most prominent applications of vector databases. By integrating documents retrieved from a database into the prompt o…