Papers by Yutong Lu
FLARE: Fine-Grained Length-Aware Routing for Resource-Efficient Heterogeneous LLM Serving (2026.acl-long)
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| Challenge: | Existing routers lack fine-grained resource awareness across deployment settings, which degrades efficiency metrics in real-world serving. |
| Approach: | They propose a length-centric, resource-aware multi-LLM routing framework that uses length-based models to estimate per-query latency and cost. |
| Outcome: | Experiments show that FLARE reduces latency and cost by up to 68% and 75% while maintaining competitive accuracy. |
AscendKernelGen: LLM-Driven Kernel Generation for NPUs (2026.findings-acl)
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Xinzi Cao, Jianyang Zhai, Pengfei Li, Zhiheng Hu, Cen Yan, null Mubingxu, Guanghuan Fang, Bin She, Jiayu Li, Yihan Su, Dongyang Tao, Feidiao Yang, Chang-Dong Wang, Yutong Lu, Weicheng Xue, Bin Zhou, Yonghong Tian
| Challenge: | Neural Processing Units (NPUs) are critical for AI infrastructure, but their development remains a bottleneck due to vendor-specific Domain-Specific Languages (DSLs). |
| Approach: | They propose a framework for NPU kernel development that bridges the gap in hardware-specific coding . compiler success on complex Level-2 kernels improves from 0% to 95.5%, they say . |
| Outcome: | The proposed framework bridges the gap in hardware-specific coding, showing a near-zero success rate on complex kernels. |
ChatCite: LLM Agent with Human Workflow Guidance for Comparative Literature Summary (2025.coling-main)
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| Challenge: | Literature review is an indispensable step in the research process, but literature summary is challenging and time consuming. |
| Approach: | They propose an LLM agent with human workflow guidance for comparative literature summary . they use a human workflow to extract key elements from relevant literature and generate summaries . |
| Outcome: | The proposed method outperforms the CoT model in several dimensions. |