English
Related papers

Related papers: MoBE: Mixture-of-Basis-Experts for Compressing MoE…

200 papers

Large language models are typically deployed as monolithic systems, requiring the full model even when applications need only a narrow subset of capabilities, e.g., code, math, or domain-specific knowledge. Mixture-of-Experts (MoEs)…

Computation and Language · Computer Science 2026-05-12 Ryan Wang , Akshita Bhagia , Sewon Min

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

The Mixture-of-Experts (MoE) structure scales the Transformer-based large language models (LLMs) and improves their performance with only the sub-linear increase in computation resources. Recently, a fine-grained DeepSeekMoE structure is…

Machine Learning · Computer Science 2025-03-10 Zewen Jin , Shengnan Wang , Jiaan Zhu , Hongrui Zhan , Youhui Bai , Lin Zhang , Zhenyu Ming , Cheng Li

A critical approach for efficiently deploying Mixture-of-Experts (MoE) models with massive parameters is quantization. However, state-of-the-art MoE models suffer from non-negligible accuracy loss with extreme quantization, such as under 4…

Machine Learning · Computer Science 2025-04-08 Beichen Huang , Yueming Yuan , Zelei Shao , Minjia Zhang

Mixture-of-Experts (MoE) architectures have emerged as a key strategy for scaling large language models (LLMs) efficiently. However, current MoE systems suffer from severe load imbalance, where only a small subset of experts is consistently…

Machine Learning · Computer Science 2025-06-27 Jiajie Yang

Mixture-of-Experts based large language models (MoE LLMs) have shown significant promise in multitask adaptability by dynamically routing inputs to specialized experts. Despite their success, the collaborative mechanisms among experts are…

Machine Learning · Computer Science 2025-04-18 Yuanbo Tang , Yan Tang , Naifan Zhang , Meixuan Chen , Yang Li

Mixture-of-Experts (MoE) architectures enhance the efficiency of large language models by activating only a subset of experts per token. However, standard MoE employs a fixed Top-K routing strategy, leading to redundant computation and…

Artificial Intelligence · Computer Science 2026-05-15 Juntong Wu , Jialiang Cheng , Qishen Yin , Yue Dai , Yuliang Yan , Fuyu Lv , Ou Dan , Li Yuan

The Mixture of Experts (MoE) architecture reduces the training and inference cost significantly compared to a dense model of equivalent capacity. Upcycling is an approach that initializes and trains an MoE model using a pre-trained dense…

Computation and Language · Computer Science 2025-03-18 Taishi Nakamura , Takuya Akiba , Kazuki Fujii , Yusuke Oda , Rio Yokota , Jun Suzuki

Upcycling pre-trained dense language models into sparse mixture-of-experts (MoE) models is an efficient approach to increase the model capacity of already trained models. However, optimal techniques for upcycling at scale remain unclear. In…

Computation and Language · Computer Science 2025-06-17 Ethan He , Abhinav Khattar , Ryan Prenger , Vijay Korthikanti , Zijie Yan , Tong Liu , Shiqing Fan , Ashwath Aithal , Mohammad Shoeybi , Bryan Catanzaro

Multimodal large language models (MLLMs) have demonstrated impressive capabilities across various vision-language tasks. However, a generalist MLLM typically underperforms compared with a specialist MLLM on most VL tasks, which can be…

Computer Vision and Pattern Recognition · Computer Science 2024-07-18 Leyang Shen , Gongwei Chen , Rui Shao , Weili Guan , Liqiang Nie

Larger transformer models always perform better on various tasks but require more costs to scale up the model size. To efficiently enlarge models, the mixture-of-experts (MoE) architecture is widely adopted, which consists of a gate network…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-11-14 Xiaonan Nie , Qibin Liu , Fangcheng Fu , Shenhan Zhu , Xupeng Miao , Xiaoyang Li , Yang Zhang , Shouda Liu , Bin Cui

Sparsely activated Mixture-of-Experts (SMoE) has shown promise in scaling up the learning capacity of neural networks. However, vanilla SMoEs have issues such as expert redundancy and heavy memory requirements, making them inefficient and…

Machine Learning · Computer Science 2025-04-11 Ajay Jaiswal , Jianyu Wang , Yixiao Li , Pingzhi Li , Tianlong Chen , Zhangyang Wang , Chong Wang , Ruoming Pang , Xianzhi Du

The Mixture of Experts (MoE) model becomes an important choice of large language models nowadays because of its scalability with sublinear computational complexity for training and inference. However, existing MoE models suffer from two…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-04-25 Xin Chen , Hengheng Zhang , Xiaotao Gu , Kaifeng Bi , Lingxi Xie , Qi Tian

The Mixture-of-Experts (MoE) model uses a set of expert networks that specialize on subsets of a dataset under the supervision of a gating network. A common issue in MoE architectures is ``expert collapse'' where overlapping class…

Neural and Evolutionary Computing · Computer Science 2026-03-31 Abien Fred Agarap , Arnulfo P. Azcarraga

Mixture-of-Experts (MoE) models can achieve promising results with outrageous large amount of parameters but constant computation cost, and thus it has become a trend in model scaling. Still it is a mystery how MoE layers bring quality…

Machine Learning · Computer Science 2021-08-10 An Yang , Junyang Lin , Rui Men , Chang Zhou , Le Jiang , Xianyan Jia , Ang Wang , Jie Zhang , Jiamang Wang , Yong Li , Di Zhang , Wei Lin , Lin Qu , Jingren Zhou , Hongxia Yang

Recent advancements in scaling up models have significantly improved performance in Automatic Speech Recognition (ASR) tasks. However, training large ASR models from scratch remains costly. To address this issue, we introduce UME, a novel…

Audio and Speech Processing · Electrical Eng. & Systems 2024-12-24 Li Fu , Shanyong Yu , Siqi Li , Lu Fan , Youzheng Wu , Xiaodong He

Reliable channel estimation (CE) is fundamental for robust communication in dynamic wireless environments, where models must generalize across varying conditions such as signal-to-noise ratios (SNRs), the number of resource blocks (RBs),…

Signal Processing · Electrical Eng. & Systems 2025-09-22 Tianyu Li , Yan Xin , Jianzhong , Zhang

Large Language Models (LLMs) based on Mixture-of-Experts (MoE) are pivotal in industrial applications for their ability to scale performance efficiently. However, standard MoEs enforce uniform expert sizes,creating a rigidity that fails to…

Computation and Language · Computer Science 2026-04-29 Zhicheng Ma , Xiang Liu , Zhaoxiang Liu , Ning Wang , Yi Shen , Kai Wang , Shuming Shi , Shiguo Lian

Model editing aims to efficiently alter the behavior of Large Language Models (LLMs) within a desired scope, while ensuring no adverse impact on other inputs. Recent years have witnessed various model editing methods been proposed. However,…

Computation and Language · Computer Science 2024-06-04 Renzhi Wang , Piji Li

While Dense Retrieval Models (DRMs) have advanced Information Retrieval (IR), one limitation of these neural models is their narrow generalizability and robustness. To cope with this issue, one can leverage the Mixture-of-Experts (MoE)…

Information Retrieval · Computer Science 2024-12-17 Effrosyni Sokli , Pranav Kasela , Georgios Peikos , Gabriella Pasi