collaborators

11 papers

cs.NI2026

HW-Router: Hardware-Aware Routing for Scalable Multi-LLM Serving

Ahasan Kabir, Jiaqi Xue, Mengxin Zheng +1

Modern large language model (LLM) serving platforms deploy multiple models across different GPUs, requiring routers to direct incoming queries to appropriate LLMs. However, existin…

cs.AI2026

INFRAMIND: Infrastructure-Aware Multi-Agent Orchestration

Ahasan Kabir, Jiaqi Xue, Mengxin Zheng +1

Existing multi-agent LLM orchestration methods, ranging from brute-force ensembles to learned routers, select models and topologies based on task and model features. However, these…

cs.CL2026

R2-Router: A New Paradigm for LLM Routing with Reasoning

Jiaqi Xue, Qian Lou, Jiarong Xing +1

As LLMs proliferate with diverse capabilities and costs, LLM routing has emerged by learning to predict each LLM's quality and cost for a given query, then selecting the one with h…

cs.CR2026

RobPI: Robust Private Inference against Malicious Client

Jiaqi Xue, Mengxin Zheng, Qian Lou

The increased deployment of machine learning inference in various applications has sparked privacy concerns. In response, private inference (PI) protocols have been created to allo…

cs.CR2025

SoK: Can Fully Homomorphic Encryption Support General AI Computation? A Functional and Cost Analysis

Jiaqi Xue, Xin Xin, Wei Zhang +11

Artificial intelligence (AI) increasingly powers sensitive applications in domains such as healthcare and finance, relying on both linear operations (e.g., matrix multiplications i…

cs.CR2025

PRO: Enabling Precise and Robust Text Watermark for Open-Source LLMs

Jiaqi Xue, Yifei Zhao, Mansour Al Ghanim +4

Text watermarking for large language models (LLMs) enables model owners to verify text origin and protect intellectual property. While watermarking methods for closed-source LLMs a…