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Related papers: MoEUT: Mixture-of-Experts Universal Transformers

200 papers

Modern applications increasingly involve many heterogeneous input streams, such as clinical sensors, wearable device data, imaging, and text, each with distinct measurement models, sampling rates, and noise characteristics. We define this…

Machine Learning · Computer Science 2026-03-03 Xing Han , Hsing-Huan Chung , Joydeep Ghosh , Paul Pu Liang , Suchi Saria

The capacity of a neural network to absorb information is limited by its number of parameters. Conditional computation, where parts of the network are active on a per-example basis, has been proposed in theory as a way of dramatically…

Machine Learning · Computer Science 2017-01-24 Noam Shazeer , Azalia Mirhoseini , Krzysztof Maziarz , Andy Davis , Quoc Le , Geoffrey Hinton , Jeff Dean

The Mixture-of-Experts (MoE) architecture is crucial for scaling large language models, but its scalability is severely limited by inter-GPU communication bottlenecks in multi-GPU systems. Although overlapping communication with computation…

Hardware Architecture · Computer Science 2026-05-08 Zhuoshan Zhou , Chen Zhang , Shuyi Zhang , Qijun Zhang , Haibo Wang , Zhe Zhou , Zhipeng Tu , Guangyu Sun , Yijia Diao , Zhigang Ji , Jingwen Leng , Guanghui He , Minyi Guo

Sparsely activated transformers, such as Mixture of Experts (MoE), have received great interest due to their outrageous scaling capability which enables dramatical increases in model size without significant increases in computational cost.…

Machine Learning · Computer Science 2022-07-05 Rui Liu , Young Jin Kim , Alexandre Muzio , Hany Hassan Awadalla

Mixture-of-Experts (MoE) models have gained popularity in achieving state-of-the-art performance in a wide range of tasks in computer vision and natural language processing. They effectively expand the model capacity while incurring a…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-06-21 Haiyang Huang , Newsha Ardalani , Anna Sun , Liu Ke , Hsien-Hsin S. Lee , Anjali Sridhar , Shruti Bhosale , Carole-Jean Wu , Benjamin Lee

Mixture-of-Experts (MoE) language models organize knowledge into explicitly routed expert modules, making expert-level representations traceable and analyzable. By analyzing expert activation patterns in MoE large language models (LLMs), we…

Computation and Language · Computer Science 2026-05-12 Chang Liu , Boyu Shi , Xu Yang , Xin Geng

While transformers and their variant conformers show promising performance in speech recognition, the parameterized property leads to much memory cost during training and inference. Some works use cross-layer weight-sharing to reduce the…

Audio and Speech Processing · Electrical Eng. & Systems 2022-09-20 Ye Bai , Jie Li , Wenjing Han , Hao Ni , Kaituo Xu , Zhuo Zhang , Cheng Yi , Xiaorui Wang

Mixture-of-Experts (MoE) has emerged as a promising architecture for modern large language models (LLMs). However, massive parameters impose heavy GPU memory (i.e., VRAM) demands, hindering the widespread adoption of MoE LLMs. Offloading…

Machine Learning · Computer Science 2025-09-11 Jiaming Yan , Jianchun Liu , Hongli Xu , Liusheng Huang

We propose the Mixture of Frozen Experts (MoFE) architecture, which integrates Parameter-efficient Fine-tuning (PEFT) and the Mixture of Experts (MoE) architecture to enhance both training efficiency and model scalability. By freezing the…

Computation and Language · Computer Science 2025-03-11 Jean Seo , Jaeyoon Kim , Hyopil Shin

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…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-02-13 Xinyi Liu , Yujie Wang , Fangcheng Fu , Xuefeng Xiao , Huixia Li , Jiashi Li , Bin Cui

Building mixture-of-experts (MoE) architecture for Low-rank adaptation (LoRA) is emerging as a potential direction in parameter-efficient fine-tuning (PEFT) for its modular design and remarkable performance. However, simply stacking the…

Machine Learning · Computer Science 2025-07-22 Jinyuan Feng , Zhiqiang Pu , Tianyi Hu , Dongmin Li , Xiaolin Ai , Huimu Wang

Mixture-of-experts (MoE) is becoming popular due to its success in improving the model quality, especially in Transformers. By routing tokens with a sparse gate to a few experts (i.e., a small pieces of the full model), MoE can easily…

Machine Learning · Computer Science 2022-10-11 Xiaonan Nie , Xupeng Miao , Shijie Cao , Lingxiao Ma , Qibin Liu , Jilong Xue , Youshan Miao , Yi Liu , Zhi Yang , Bin Cui

Modern large language models leverage Mixture-of-Experts (MoE) architectures for efficient scaling, but face a critical challenge: functionally similar experts are often selected simultaneously, creating redundant computation and limiting…

Computation and Language · Computer Science 2025-10-16 Chen Zheng , Yuhang Cai , Deyi Liu , Jin Ma , Yiyuan Ma , Yuan Yang , Jing Liu , Yutao Zeng , Xun Zhou , Siyuan Qiao

Mixture of experts (MoE) architectures have become a cornerstone for scaling up and are a key component in most large language models such as GPT-OSS, DeepSeek-V3, Llama-4, and Gemini-2.5. However, systematic research on MoE remains…

Computation and Language · Computer Science 2026-02-11 Nam V. Nguyen , Thong T. Doan , Luong Tran , Van Nguyen , Quang Pham

Transformer-based models have recently made significant advances in accurate time-series forecasting, but even these architectures struggle to scale efficiently while capturing long-term temporal dynamics. Mixture-of-Experts (MoE) layers…

Machine Learning · Computer Science 2026-03-17 Evandro S. Ortigossa , Eran Segal

In a distributed mixture-of-experts (MoE) system, a server collaborates with multiple specialized expert clients to perform inference. The server extracts features from input data and dynamically selects experts based on their areas of…

Machine Learning · Computer Science 2025-04-02 Qiuchen Song , Shusen Jing , Shuai Zhang , Songyang Zhang , Chuan Huang

Large language models (LLMs) encounter significant adaptation challenges in diverse multitask finetuning. Mixture-of-experts (MoE) provides a promising solution with a dynamic architecture, enabling effective task decoupling. However,…

Machine Learning · Computer Science 2025-05-28 Rongyu Zhang , Yijiang Liu , Huanrui Yang , Shenli Zheng , Dan Wang , Yuan Du , Li Du , Shanghang Zhang

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…

Computation and Language · Computer Science 2025-03-17 Rachel S. Y. Teo , Tan M. Nguyen

Mixture-of-experts based models, which use language experts to extract language-specific representations effectively, have been well applied in code-switching automatic speech recognition. However, there is still substantial space to…

Sound · Computer Science 2023-10-10 Peikun Chen , Fan Yu , Yuhao Lian , Hongfei Xue , Xucheng Wan , Naijun Zheng , Huan Zhou , Lei Xie

The ability of robots to handle multiple tasks under a unified policy is critical for deploying embodied intelligence in real-world household and industrial applications. However, out-of-distribution variation across tasks often causes…

Robotics · Computer Science 2026-03-17 Kangjun Guo , Haichao Liu , Yanji Sun , Ruhan Zhao , Jinni Zhou , Jun Ma