activity
20212026
most citedOpenPrompt: An Open-source Framework for Prompt-learning

65 citations · 205 across the 28 of their papers we have counts for

collaborators

28 papers

cs.CL2026

DeepSeek-V4: Towards Highly Efficient Million-Token Context Intelligence

DeepSeek-AI, Anyi Xu, Bangcai Lin +315

We present a preview version of DeepSeek-V4 series, including two strong Mixture-of-Experts (MoE) language models -- DeepSeek-V4-Pro with 1.6T parameters (49B activated) and DeepSe…

cs.LG2026

DECO: Sparse Mixture-of-Experts with Dense-Comparable Performance on End-Side Devices

Chenyang Song, Weilin Zhao, Xu Han +3

While Mixture-of-Experts (MoE) scales model capacity without proportionally increasing computation, its massive total parameter footprint creates significant storage and memory-acc…

cs.CV2026

APB-V: Accelerating Long-Video Understanding via Sequence-Parallelism-aware Approximate Attention

Yuxiang Huang, Mingye Li, Xu Han +7

The efficiency of long-video inference remains a critical bottleneck, mainly due to the dense computation in the prefill stage of Large Multimodal Models (LMMs). Existing methods e…

cs.CL2025

NOSA: Native and Offloadable Sparse Attention

Yuxiang Huang, Pengjie Wang, Jicheng Han +9

Decoding throughput improvements from larger inference batches are limited by GPU memory, which is largely consumed by the key-value (KV) cache. Prior training-free KV cache offloa…

cs.CL2025

InfLLM-V2: Dense-Sparse Switchable Attention for Seamless Short-to-Long Adaptation

Weilin Zhao, Zihan Zhou, Zhou Su +10

Long-sequence processing is a critical capability for modern large language models. However, the self-attention mechanism in the standard Transformer architecture faces severe comp…

cs.DC2025

BurstEngine: an Efficient Distributed Framework for Training Transformers on Extremely Long Sequences of over 1M Tokens

Ao Sun, Weilin Zhao, Xu Han +4

Existing methods for training LLMs on long-sequence data, such as Tensor Parallelism and Context Parallelism, exhibit low Model FLOPs Utilization as sequence lengths and number of…

cs.LG2025

BlockFFN: Towards End-Side Acceleration-Friendly Mixture-of-Experts with Chunk-Level Activation Sparsity

Chenyang Song, Weilin Zhao, Xu Han +5

To alleviate the computational burden of large language models (LLMs), architectures with activation sparsity, represented by mixture-of-experts (MoE), have attracted increasing at…

cs.CL2025

MiniCPM4: Ultra-Efficient LLMs on End Devices

MiniCPM Team, Chaojun Xiao, Yuxuan Li +80

This paper introduces MiniCPM4, a highly efficient large language model (LLM) designed explicitly for end-side devices. We achieve this efficiency through systematic innovation in…

cs.CL2025

Speculative Decoding Meets Quantization: Compatibility Evaluation and Hierarchical Framework Design

Yudi Zhang, Weilin Zhao, Xu Han +4

Speculative decoding and quantization effectively accelerate memory-bound inference of large language models. Speculative decoding mitigates the memory bandwidth bottleneck by veri…

cs.CL2025

FR-Spec: Accelerating Large-Vocabulary Language Models via Frequency-Ranked Speculative Sampling

Weilin Zhao, Tengyu Pan, Xu Han +9

Speculative sampling has emerged as an important technique for accelerating the auto-regressive generation process of large language models (LLMs) by utilizing a draft-then-verify…

cs.LG2025

APB: Accelerating Distributed Long-Context Inference by Passing Compressed Context Blocks across GPUs

Yuxiang Huang, Mingye Li, Xu Han +7

While long-context inference is crucial for advancing large language model (LLM) applications, its prefill speed remains a significant bottleneck. Current approaches, including seq…

cs.AI2024★ 2 cited

Densing Law of LLMs

Chaojun Xiao, Jie Cai, Weilin Zhao +7

Large Language Models (LLMs) have emerged as a milestone in artificial intelligence, and their performance can improve as the model size increases. However, this scaling brings gre…

cs.CL2024

Enabling Real-Time Conversations with Minimal Training Costs

Wang Xu, Shuo Wang, Weilin Zhao +6

Large language models (LLMs) have demonstrated the ability to improve human efficiency through conversational interactions. Conventional LLM-powered dialogue systems, operating on…

cs.AI2024★ 4 cited

Configurable Foundation Models: Building LLMs from a Modular Perspective

Chaojun Xiao, Zhengyan Zhang, Chenyang Song +20

Advancements in LLMs have recently unveiled challenges tied to computational efficiency and continual scalability due to their requirements of huge parameters, making the applicati…

cs.CV2024★ 26 cited

MiniCPM-V: A GPT-4V Level MLLM on Your Phone

Yuan Yao, Tianyu Yu, Ao Zhang +20

The recent surge of Multimodal Large Language Models (MLLMs) has fundamentally reshaped the landscape of AI research and industry, shedding light on a promising path toward the nex…

cs.CL2024

Beyond the Turn-Based Game: Enabling Real-Time Conversations with Duplex Models

Xinrong Zhang, Yingfa Chen, Shengding Hu +6

As large language models (LLMs) increasingly permeate daily lives, there is a growing demand for real-time interactions that mirror human conversations. Traditional turn-based chat…

cs.DC2024★ 1 cited

Seq1F1B: Efficient Sequence-Level Pipeline Parallelism for Large Language Model Training

Ao Sun, Weilin Zhao, Xu Han +5

The emergence of large language models (LLMs) relies heavily on distributed training strategies, among which pipeline parallelism plays a crucial role. As LLMs' training sequence l…

cs.CL2024★ 21 cited

MiniCPM: Unveiling the Potential of Small Language Models with Scalable Training Strategies

Shengding Hu, Yuge Tu, Xu Han +22

The burgeoning interest in developing Large Language Models (LLMs) with up to trillion parameters has been met with concerns regarding resource efficiency and practical expense, pa…

cs.DC2024★ 1 cited

BurstAttention: An Efficient Distributed Attention Framework for Extremely Long Sequences

Ao Sun, Weilin Zhao, Xu Han +4

Effective attention modules have played a crucial role in the success of Transformer-based large language models (LLMs), but the quadratic time and memory complexities of these att…

cs.CL2024★ 2 cited

Ouroboros: Generating Longer Drafts Phrase by Phrase for Faster Speculative Decoding

Weilin Zhao, Yuxiang Huang, Xu Han +7

Speculative decoding is a widely used method that accelerates the generation process of large language models (LLMs) with no compromise in model performance. It achieves this goal…

cs.CL2023★ 1 cited

Predicting Emergent Abilities with Infinite Resolution Evaluation

Shengding Hu, Xin Liu, Xu Han +9

The scientific scale-up of large language models (LLMs) necessitates a comprehensive understanding of their scaling properties. However, the existing literature on the scaling prop…

cs.LG2023★ 1 cited

OpenDelta: A Plug-and-play Library for Parameter-efficient Adaptation of Pre-trained Models

Shengding Hu, Ning Ding, Weilin Zhao +4

The scale of large pre-trained models (PTMs) poses significant challenges in adapting to downstream tasks due to the high optimization overhead and storage costs associated with fu…

cs.CL2023

CA-LoRA: Adapting Existing LoRA for Compressed LLMs to Enable Efficient Multi-Tasking on Personal Devices

Weilin Zhao, Yuxiang Huang, Xu Han +6

Recently, there has been a demand to deploy Large Language Models (LLMs) on personal devices such as laptops and smartphones. These LLMs have different model variants when handling…

cs.CL2023★ 33 cited

Tool Learning with Foundation Models

Yujia Qin, Shengding Hu, Yankai Lin +38

Humans possess an extraordinary ability to create and utilize tools, allowing them to overcome physical limitations and explore new frontiers. With the advent of foundation models,…