collaborators

9 papers

cs.CL2026

LazyTrain: Limited-resource Allocation toward Zero-waste Yield Optimization in Large Language Model Training

Xiaojun Wu, Cehao Yang, Honghao Liu +5

Training large language models on limited hardware is increasingly a scheduling problem across GPU compute, host memory, PCIe transfer, and storage bandwidth. Existing offloading s…

cs.CL2026

Bayesian-Agent: Posterior-Guided Skill Evolution Across LLM Agent Harnesses

Xiaojun Wu, Cehao Yang, Honghao Liu +7

LLM agents increasingly rely on prompts, tools, memory, SOPs, skills, and harness feedback, yet current self-evolution pipelines often update these assets through heuristic reflect…

cs.LG2026

DataArc-SynData-Toolkit: A Unified Closed-Loop Framework for Multi-Path, Multimodal, and Multilingual Data Synthesis

Zhichao Shi, Cehao Yang, Hao Zhou +6

Synthetic data has emerged as a crucial solution to the data scarcity bottleneck in large language models (LLMs), particularly for specialized domains and low-resource languages. H…

cs.CL2026

Think-on-Graph 3.0: Efficient and Adaptive LLM Reasoning on Heterogeneous Graphs via Multi-Agent Dual-Evolving Context Retrieval

Xiaojun Wu, Cehao Yang, Xueyuan Lin +6

Graph-based Retrieval-Augmented Generation (GraphRAG) has become the important paradigm for enhancing Large Language Models (LLMs) with external knowledge. However, existing approa…

cs.CL2025

Select2Reason: Efficient Instruction-Tuning Data Selection for Long-CoT Reasoning

Cehao Yang, Xueyuan Lin, Xiaojun Wu +5

A practical approach to activate long chain-of-thoughts reasoning ability in pre-trained large language models is to perform supervised fine-tuning on instruction datasets synthesi…

cs.CL2025

Golden Touchstone: A Comprehensive Bilingual Benchmark for Evaluating Financial Large Language Models

Xiaojun Wu, Junxi Liu, Huanyi Su +10

As large language models (LLMs) increasingly permeate the financial sector, there is a pressing need for a standardized method to comprehensively assess their performance. Existing…