English
Related papers

Related papers: Language-Routing Mixture of Experts for Multilingu…

200 papers

Mixture-of-Experts (MoE) models exhibit striking performance disparities across languages, yet the internal mechanisms driving these gaps remain poorly understood. In this work, we conduct a systematic analysis of expert routing patterns in…

Computation and Language · Computer Science 2026-04-07 Kening Zheng , Wei-Chieh Huang , Jiahao Huo , Zhonghao Li , Henry Peng Zou , Yibo Yan , Xin Zou , Jungang Li , Junzhuo Li , Hanrong Zhang , Xuming Hu , Philip S. Yu

The Mixtures-of-Experts (MoE) model is a widespread distributed and integrated learning method for large language models (LLM), which is favored due to its ability to sparsify and expand models efficiently. However, the performance of MoE…

Machine Learning · Computer Science 2024-05-24 Jing Li , Zhijie Sun , Xuan He , Li Zeng , Yi Lin , Entong Li , Binfan Zheng , Rongqian Zhao , Xin Chen

The Mixture of Experts (MoE) for language models has been proven effective in augmenting the capacity of models by dynamically routing each input token to a specific subset of experts for processing. Despite the success, most existing…

Machine Learning · Computer Science 2024-07-26 Hao Zhao , Zihan Qiu , Huijia Wu , Zili Wang , Zhaofeng He , Jie Fu

Supervised fine-tuning (SFT) is a milestone in aligning large language models with human instructions and adapting them to downstream tasks. In particular, Low-Rank Adaptation (LoRA) has gained widespread attention due to its parameter…

Computation and Language · Computer Science 2025-11-05 Jia-Chen Zhang , Yu-Jie Xiong , Xi-He Qiu , Chun-Ming Xia , Fei Dai , Zheng Zhou

Mixture-of-Experts (MoE) has emerged as a powerful framework for multi-task learning (MTL). However, existing MoE-MTL methods often rely on single-task pretrained backbones and suffer from redundant adaptation and inefficient knowledge…

Computer Vision and Pattern Recognition · Computer Science 2025-10-02 Minghao Yang , Ren Togo , Guang Li , Takahiro Ogawa , Miki Haseyama

Scaling up the number of parameters of language models has proven to be an effective approach to improve performance. For dense models, increasing model size proportionally increases the model's computation footprint. In this work, we seek…

Computation and Language · Computer Science 2023-11-21 Cicero Nogueira dos Santos , James Lee-Thorp , Isaac Noble , Chung-Ching Chang , David Uthus

Code-switching-where multilingual speakers alternately switch between languages during conversations-still poses significant challenges to end-to-end (E2E) automatic speech recognition (ASR) systems due to phenomena of both acoustic and…

Audio and Speech Processing · Electrical Eng. & Systems 2024-12-13 Tzu-Ting Yang , Hsin-Wei Wang , Yi-Cheng Wang , Berlin Chen

Accented speech remains a persistent challenge for automatic speech recognition (ASR), as most models are trained on data dominated by a few high-resource English varieties, leading to substantial performance degradation for other accents.…

Computation and Language · Computer Science 2026-02-03 Wonjun Lee , Hyounghun Kim , Gary Geunbae Lee

In this study, we propose MoME, a Mixture of Visual Language Medical Experts, for Medical Image Segmentation. MoME adapts the successful Mixture of Experts (MoE) paradigm, widely used in Large Language Models (LLMs), for medical…

Computer Vision and Pattern Recognition · Computer Science 2025-11-03 Arghavan Rezvani , Xiangyi Yan , Anthony T. Wu , Kun Han , Pooya Khosravi , Xiaohui Xie

Recent advancements have shown that the Mixture of Experts (MoE) approach significantly enhances the capacity of large language models (LLMs) and improves performance on downstream tasks. Building on these promising results, multi-modal…

Computation and Language · Computer Science 2025-06-02 Linglin Jing , Yuting Gao , Zhigang Wang , Wang Lan , Yiwen Tang , Wenhai Wang , Kaipeng Zhang , Qingpei Guo

Recent advances in reinforcement learning (RL) have substantially improved the training of large-scale language models, leading to significant gains in generation quality and reasoning ability. However, most existing research focuses on…

Machine Learning · Computer Science 2026-01-13 Di Zhang , Xun Wu , Shaohan Huang , Lingjie Jiang , Yaru Hao , Li Dong , Zewen Chi , Zhifang Sui , Furu Wei

Mixture of Experts (MoE) has become a key architectural paradigm for efficiently scaling Large Language Models (LLMs) by selectively activating a subset of parameters for each input token. However, standard MoE architectures face…

Machine Learning · Computer Science 2025-05-27 Zehua Liu , Han Wu , Ruifeng She , Xiaojin Fu , Xiongwei Han , Tao Zhong , Mingxuan Yuan

Mixture-of-Experts (MoE) architectures face challenges such as high memory consumption and redundancy in experts. Pruning MoE can reduce network weights while maintaining model performance. Motivated by the recent observation of emergent…

Computation and Language · Computer Science 2024-10-17 Yanyue Xie , Zhi Zhang , Ding Zhou , Cong Xie , Ziang Song , Xin Liu , Yanzhi Wang , Xue Lin , An Xu

Mixture-of-experts (MoE) is gaining increasing attention due to its unique properties and remarkable performance, especially for language tasks. By sparsely activating a subset of parameters for each token, MoE architecture could increase…

Computation and Language · Computer Science 2025-06-24 Ka Man Lo , Zeyu Huang , Zihan Qiu , Zili Wang , Jie Fu

Multi-Head Mixture-of-Experts (MH-MoE) demonstrates superior performance by using the multi-head mechanism to collectively attend to information from various representation spaces within different experts. In this paper, we present a novel…

Computation and Language · Computer Science 2024-12-02 Shaohan Huang , Xun Wu , Shuming Ma , Furu Wei

Code-switching speech recognition (CSSR) transcribes speech that switches between multiple languages or dialects within a single sentence. The main challenge in this task is that different languages often have similar pronunciations, making…

Sound · Computer Science 2023-06-09 Zhiyun Fan , Linhao Dong , Chen Shen , Zhenlin Liang , Jun Zhang , Lu Lu , Zejun Ma

Sparse Mixture of Experts (SMoE) enables efficient training of large language models by routing input tokens to a select number of experts. However, training SMoE remains challenging due to the issue of representation collapse. Recent…

Computation and Language · Computer Science 2025-04-01 Giang Do , Hung Le , Truyen Tran

Mixture-of-experts (MoE) models facilitate efficient scaling; however, training the router network introduces the challenge of optimizing a non-differentiable, discrete objective. Recently, a fully-differentiable MoE architecture, SMEAR,…

Computation and Language · Computer Science 2024-08-20 Zexuan Zhong , Mengzhou Xia , Danqi Chen , Mike Lewis

Multi-speaker automatic speech recognition (ASR) is crucial for many real-world applications, but it requires dedicated modeling techniques. Existing approaches can be divided into modular and end-to-end methods. Modular approaches separate…

Computation and Language · Computer Science 2023-06-22 Simon Berger , Peter Vieting , Christoph Boeddeker , Ralf Schlüter , Reinhold Haeb-Umbach

Code-switching deals with alternative languages in communication process. Training end-to-end (E2E) automatic speech recognition (ASR) systems for code-switching is especially challenging as code-switching training data are always…

Computation and Language · Computer Science 2022-06-30 Shuai Zhang , Jiangyan Yi , Zhengkun Tian , Jianhua Tao , Yu Ting Yeung , Liqun Deng