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Sparse Mixture-of-Experts (SMoE) architectures are increasingly used to scale large language models efficiently, delivering strong accuracy under fixed compute budgets. However, SMoE models often suffer from severe load imbalance across…

机器学习 · 计算机科学 2026-02-24 Zijie Liu , Jie Peng , Jinhao Duan , Zirui Liu , Kaixiong Zhou , Mingfu Liang , Luke Simon , Xi Liu , Zhaozhuo Xu , Tianlong Chen

The Mixture-of-Experts (MoE) has gained increasing attention in studying Large Vision-Language Models (LVLMs). It uses a sparse model to replace the dense model, achieving comparable performance while activating fewer parameters during…

计算机视觉与模式识别 · 计算机科学 2025-03-18 Longrong Yang , Dong Shen , Chaoxiang Cai , Fan Yang , Tingting Gao , Di Zhang , Xi Li

High inter-class similarity, extreme scale variation, and limited computational budgets hinder reliable visual recognition across diverse real-world data. Existing vision-centric and cross-modal approaches often rely on rigid fusion…

计算机视觉与模式识别 · 计算机科学 2026-03-31 Qinghui Chen , Zekai Zhang , Zaigui Zhang , Kai Zhang , Dagang Li , Wenmin Wang , Jinglin Zhang , Cong Liu

Mixture of Experts (MoE) LLMs have recently gained attention for their ability to enhance performance by selectively engaging specialized subnetworks or "experts" for each input. However, deploying MoEs on memory-constrained devices remains…

Medical decision-making is a critical task, where errors can result in serious, potentially life-threatening consequences. While full automation remains challenging, hybrid frameworks that combine machine intelligence with human oversight…

人工智能 · 计算机科学 2025-09-10 Debodeep Banerjee , Burcu Sayin , Stefano Teso , Andrea Passerini

All-in-one image restoration seeks to recover clean images from inputs affected by diverse and unknown degradations using a unified framework. Recent methods have shown strong performance by identifying degradation characteristics to guide…

计算机视觉与模式识别 · 计算机科学 2026-05-14 Eunho Lee , Rei Kawakami , Youngbae Hwang

Medical vision-language models (VLMs) often hallucinate findings when generating chest X-ray reports: they fabricate findings that are not present in the image, miss important ones, or locate them incorrectly. We mitigate this without…

The rapid evolution of Large Language Models (LLMs) has shifted focus from general-purpose capabilities to domain-specific expertise. However, adapting LLMs to specialized fields such as medicine presents two challenge: (1) the…

机器学习 · 计算机科学 2026-01-14 Yuxin Yang , Aoxiong Zeng , Xiangquan Yang

Expert parallelism is vital for effectively training Mixture-of-Experts (MoE) models, enabling different devices to host distinct experts, with each device processing different input data. However, during expert parallel training, dynamic…

分布式、并行与集群计算 · 计算机科学 2026-02-13 Xinyi Liu , Yujie Wang , Fangcheng Fu , Xuefeng Xiao , Huixia Li , Jiashi Li , Bin Cui

Large-scale pre-training of deep models, followed by fine-tuning them, has become the cornerstone of natural language processing (NLP). The prevalence of data coupled with computational resources has led to large models with a considerable…

计算与语言 · 计算机科学 2025-03-17 Rachel S. Y. Teo , Tan M. Nguyen

Large language models (LLMs) show promise in radiology but their deployment is limited by computational requirements that preclude use in resource-constrained clinical environments. We investigate whether small language models (SLMs) of 3-4…

计算与语言 · 计算机科学 2026-05-05 Pankaj Gupta , Kartik Bose

Large Language Models (LLMs) with Mixture-of-Experts (MoE) architectures are distinguished by their strong performance scaling with increasing parameters across a wide range of tasks, yet they also suffer from substantial computational and…

计算与语言 · 计算机科学 2025-11-27 Yuzhuang Xu , Xu Han , Yuanchi Zhang , Yixuan Wang , Yijun Liu , Shiyu Ji , Qingfu Zhu , Wanxiang Che

Mixture-of-Experts (MoE) has emerged as an effective approach to reduce the computational overhead of Transformer architectures by sparsely activating a subset of parameters for each token while preserving high model capacity. This paradigm…

计算机视觉与模式识别 · 计算机科学 2026-03-31 Dohwan Ko , Jinyoung Park , Seoung Choi , Sanghyeok Lee , Seohyun Lee , Hyunwoo J. Kim

Large Language Models (LLMs) are typically static after training, yet real-world applications require continual adaptation to new knowledge without degrading existing capabilities. Standard approaches to updating models, like full…

机器学习 · 计算机科学 2026-04-08 Satyam Goyal , Anirudh Kanchi , Garv Shah , Prakhar Gupta

Understanding the internal organization of neural networks remains a fundamental challenge in deep learning interpretability. We address this challenge by exploring a novel Sparse Mixture of Experts Variational Autoencoder (SMoE-VAE)…

机器学习 · 计算机科学 2025-09-15 Strahinja Nikolic , Ilker Oguz , Demetri Psaltis

Mixture of Experts (MoE) has become a mainstream architecture for building Large Language Models (LLMs) by reducing per-token computation while enabling model scaling. It can be viewed as partitioning a large Feed-Forward Network (FFN) at…

机器学习 · 计算机科学 2025-08-27 Weilin Cai , Le Qin , Shwai He , Junwei Cui , Ang Li , Jiayi Huang

Large Language Models (LLMs) have achieved remarkable success across many applications, with Mixture of Experts (MoE) models demonstrating great potential. Compared to traditional dense models, MoEs achieve better performance with less…

机器学习 · 计算机科学 2026-02-17 Zongle Huang , Lei Zhu , Zongyuan Zhan , Ting Hu , Weikai Mao , Xianzhi Yu , Yongpan Liu , Tianyu Zhang

Real-world clinical practice demands multi-image comparative reasoning, yet current medical benchmarks remain limited to single-frame interpretation. We present MedFrameQA, the first benchmark explicitly designed to test multi-image medical…

计算机视觉与模式识别 · 计算机科学 2026-02-04 Suhao Yu , Haojin Wang , Juncheng Wu , Luyang Luo , Jingshen Wang , Cihang Xie , Pranav Rajpurkar , Carl Yang , Yang Yang , Kang Wang , Yannan Yu , Yuyin Zhou

Different medical imaging modalities capture diagnostic information at varying spatial resolutions, from coarse global patterns to fine-grained localized structures. However, most existing vision-language frameworks in the medical domain…

计算机视觉与模式识别 · 计算机科学 2025-06-12 Shivang Chopra , Gabriela Sanchez-Rodriguez , Lingchao Mao , Andrew J Feola , Jing Li , Zsolt Kira

In cross-border e-commerce, search relevance modeling faces the dual challenge of extreme linguistic diversity and fine-grained semantic nuances. Existing approaches typically rely on scaling up a single monolithic Large Language Model…

信息检索 · 计算机科学 2026-02-04 Ye Liu , Xu Chen , Wuji Chen , Mang Li