activity
20242026
most citedWhat to Retrieve for Effective Retrieval-Augmented Code Generation? An Empirical Study and Beyond

1 citations · 2 across the 16 of their papers we have counts for

collaborators

17 papers

cs.CV2026

Salvation Lies Within: Eliciting Inherent Style Transfer in Step-Distilled Diffusion Models

Shengyin Sun, Yiming Li, Yingzhao Lian +7

Adapting step-distilled text-to-image (T2I) models through post-training incurs additional computational costs and affects native few-step generation behavior. This motivates a com…

cs.CL2026

Experience Funnel: A State-Policy Alternating Loop for Self-Evolving Agents

Wenbo Gao, Zhaomou Song, Zhiyuan Ji +7

Autonomous agents powered by large language models (LLMs) continuously accumulate experience through interaction, creating an opportunity to improve future behavior through self-ev…

cs.LG2026

How Does mHC Use Its Residual Streams? Selective Routing and Near-Identity Mixing

Pengxiang Zhao, Xing Li, Xianzhi Yu +2

Hyper-Connections and their manifold-constrained variant mHC widen a residual pathway from one stream to n, yet how trained models use this capacity remains unclear: how broadly bl…

cs.CL2026

Unleashing Low-Bit Inference on Ascend NPUs: A Comprehensive Evaluation of HiFloat Formats

Pengxiang Zhao, Hui-Ling Zhen, Xing Li +10

As LLMs scale, low-bit floating-point formats like MXFP and NVFP4 offer new opportunities for precision and efficiency. In this work, we evaluate HiFloat (HiF8 and HiF4), a family…

cs.CL2026

What Matters For Safety Alignment?

Xing Li, Hui-Ling Zhen, Lihao Yin +3

This paper presents a comprehensive empirical study on the safety alignment capabilities. We evaluate what matters for safety alignment in LLMs and LRMs to provide essential insigh…

cs.AI2026

ReThinker: Scientific Reasoning by Rethinking with Guided Reflection and Confidence Control

Zhentao Tang, Yuqi Cui, Shixiong Kai +10

Expert-level scientific reasoning remains challenging for large language models, particularly on benchmarks such as Humanity's Last Exam (HLE), where rigid tool pipelines, brittle…

cs.CL2026

Beyond Speedup -- Utilizing KV Cache for Sampling and Reasoning

Zeyu Xing, Xing Li, Hui-Ling Zhen +2

KV caches, typically used only to speed up autoregressive decoding, encode contextual information that can be reused for downstream tasks at no extra cost. We propose treating the…

cs.CL2026

SwiftMem: Fast Agentic Memory via Query-aware Indexing

Anxin Tian, Yiming Li, Xing Li +5

Agentic memory systems have become critical for enabling LLM agents to maintain long-term context and retrieve relevant information efficiently. However, existing memory frameworks…

cs.CL2025

Towards Efficient Agents: A Co-Design of Inference Architecture and System

Weizhe Lin, Hui-Ling Zhen, Shuai Yang +14

The rapid development of large language model (LLM)-based agents has unlocked new possibilities for autonomous multi-turn reasoning and tool-augmented decision-making. However, the…

cs.CL2025

Behavioral Fingerprinting of Large Language Models

Zehua Pei, Hui-Ling Zhen, Ying Zhang +5

Current benchmarks for Large Language Models (LLMs) primarily focus on performance metrics, often failing to capture the nuanced behavioral characteristics that differentiate them.…

cs.CL2025

Scaling Up, Speeding Up: A Benchmark of Speculative Decoding for Efficient LLM Test-Time Scaling

Shengyin Sun, Yiming Li, Xing Li +8

Test-time scaling has emerged as a powerful paradigm for enhancing the reasoning capabilities of large language models (LLMs) by allocating additional computational resources durin…

cs.LG2025

TrimR: Verifier-based Training-Free Thinking Compression for Efficient Test-Time Scaling

Weizhe Lin, Xing Li, Zhiyuan Yang +7

Large Reasoning Models (LRMs) demonstrate exceptional capability in tackling complex mathematical, logical, and coding tasks by leveraging extended Chain-of-Thought (CoT) reasoning…

cs.SE2025★ 1 cited

What to Retrieve for Effective Retrieval-Augmented Code Generation? An Empirical Study and Beyond

Wenchao Gu, Juntao Chen, Yanlin Wang +6

Repository-level code generation remains challenging due to complex code dependencies and the limitations of large language models (LLMs) in processing long contexts. While retriev…

cs.CL2025

Unlocking Efficient Long-to-Short LLM Reasoning with Model Merging

Han Wu, Yuxuan Yao, Shuqi Liu +7

The transition from System 1 to System 2 reasoning in large language models (LLMs) has marked significant advancements in handling complex tasks through deliberate, iterative think…

cs.LG2025

SVDq: 1.25-bit and 410x Key Cache Compression for LLM Attention

Hong Yankun, Li Xing, Zhen Hui-Ling +3

For the efficient inference of Large Language Models (LLMs), the effective compression of key-value (KV) cache is essential. Three main types of KV cache compression techniques, na…

cs.LG2025

KVTuner: Sensitivity-Aware Layer-Wise Mixed-Precision KV Cache Quantization for Efficient and Nearly Lossless LLM Inference

Xing Li, Zeyu Xing, Yiming Li +6

KV cache quantization can improve Large Language Models (LLMs) inference throughput and latency in long contexts and large batch-size scenarios while preserving LLMs effectiveness.…

cs.CY2024★ 1 cited

Creating a Cooperative AI Policymaking Platform through Open Source Collaboration

Aiden Lewington, Alekhya Vittalam, Anshumaan Singh +48

Advances in artificial intelligence (AI) present significant risks and opportunities, requiring improved governance to mitigate societal harms and promote equitable benefits. Curre…