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Mixture-of-Experts (MoE) in Large Language Models (LLMs) routes each token through a subset of specialized Feed-Forward Networks (FFN), known as experts. We present SteerMoE, a framework to steer MoE models by detecting and controlling…

Ensemble learning is a popular technique to improve the accuracy of machine learning models. It traditionally hinges on the rationale that aggregating multiple weak models can lead to better models with lower variance and hence higher…

最优化与控制 · 数学 2026-01-06 Huajie Qian , Donghao Ying , Henry Lam , Wotao Yin

Scaling large language models (LLMs) significantly improves performance but comes with prohibitive computational costs. Mixture-of-Experts (MoE) models offer an efficient alternative, increasing capacity without a proportional rise in…

机器学习 · 计算机科学 2024-12-16 Aditya Vavre , Ethan He , Dennis Liu , Zijie Yan , June Yang , Nima Tajbakhsh , Ashwath Aithal

Mixture of experts (MoE) has recently emerged as an effective framework to advance the efficiency and scalability of machine learning models by softly dividing complex tasks among multiple specialized sub-models termed experts. Central to…

机器学习 · 统计学 2025-03-06 Huy Nguyen , Nhat Ho , Alessandro Rinaldo

The emergence of Mixture of Experts (MoE) LLMs has significantly advanced the development of language models. Compared to traditional LLMs, MoE LLMs outperform traditional LLMs by achieving higher performance with considerably fewer…

机器学习 · 计算机科学 2024-11-05 Cheng Yang , Yang Sui , Jinqi Xiao , Lingyi Huang , Yu Gong , Yuanlin Duan , Wenqi Jia , Miao Yin , Yu Cheng , Bo Yuan

The Mixture of Experts (MoE) is a widely known neural architecture where an ensemble of specialized sub-models optimizes overall performance with a constant computational cost. However, conventional MoEs pose challenges at scale due to the…

计算与语言 · 计算机科学 2023-09-12 Ted Zadouri , Ahmet Üstün , Arash Ahmadian , Beyza Ermiş , Acyr Locatelli , Sara Hooker

Test-Time Scaling (TTS) enhances the reasoning ability of large language models (LLMs) by allocating additional computation during inference. However, existing approaches primarily rely on output-level sampling while overlooking the role of…

人工智能 · 计算机科学 2025-09-29 Yixuan Han , Fan Ma , Ruijie Quan , Yi Yang

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…

计算与语言 · 计算机科学 2025-11-05 Jia-Chen Zhang , Yu-Jie Xiong , Xi-He Qiu , Chun-Ming Xia , Fei Dai , Zheng Zhou

Speculative decoding emerges as a pivotal technique for enhancing the inference speed of Large Language Models (LLMs). Despite recent research aiming to improve prediction efficiency, multi-sample speculative decoding has been overlooked…

计算与语言 · 计算机科学 2024-10-15 Yunsheng Ni , Chuanjian Liu , Yehui Tang , Kai Han , Yunhe Wang

Mixture-of-Expert (MoE) models enable efficient inference by employing smaller experts and activating only a subset of them per token. MoE serving engines distribute experts across multiple GPUs and route tokens to appropriate GPUs at…

分布式、并行与集群计算 · 计算机科学 2026-05-20 Sourish Wawdhane , Avinash Kumar , Poulami Das

In large multimodal models (LMMs), the perception of non-language modalities (e.g., visual representations) is usually not on par with the large language models (LLMs)' powerful reasoning capabilities, deterring LMMs' performance on…

机器学习 · 计算机科学 2025-03-04 Zhongyang Li , Ziyue Li , Tianyi Zhou

We present Bayesian Mixture of Experts (Bayesian-MoE), a post-hoc uncertainty estimation framework for fine-tuned large language models (LLMs) based on Mixture-of-Experts architectures. Our method applies a structured Laplace approximation…

机器学习 · 计算机科学 2025-11-13 Maryam Dialameh , Hossein Rajabzadeh , Weiwei Zhang , Walid Ahmed , Hyock Ju Kwon

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…

分布式、并行与集群计算 · 计算机科学 2023-06-21 Haiyang Huang , Newsha Ardalani , Anna Sun , Liu Ke , Hsien-Hsin S. Lee , Anjali Sridhar , Shruti Bhosale , Carole-Jean Wu , Benjamin Lee

Effective Uncertainty Quantification (UQ) represents a key aspect for reliable deployment of Large Language Models (LLMs) in automated decision-making and beyond. Yet, for LLM generation with multiple choice structure, the state-of-the-art…

机器学习 · 计算机科学 2025-11-18 Ramzi Dakhmouche , Adrien Letellier , Hossein Gorji

Token-choice Mixture-of-Experts (TC-MoE) routes each token to a fixed number of experts, limiting dynamic computation allocation and requiring auxiliary losses to maintain load balance. We propose Expert Threshold (ET) routing, where each…

人工智能 · 计算机科学 2026-03-13 Hanchi Sun , Yixin Liu , Yonghui Wu , Lichao Sun

To meet the growing demand for smarter, faster, and more efficient embodied AI solutions, we introduce a novel Mixture-of-Expert (MoE) method that significantly boosts reasoning and learning efficiency for embodied autonomous systems.…

人工智能 · 计算机科学 2025-08-14 Lu Xu , Jiaqian Yu , Xiongfeng Peng , Yiwei Chen , Weiming Li , Jaewook Yoo , Sunghyun Chunag , Dongwook Lee , Daehyun Ji , Chao Zhang

With the widespread application of Mixture of Experts (MoE) reasoning models in the field of LLM learning, efficiently serving MoE models under limited GPU memory constraints has emerged as a significant challenge. Offloading the…

机器学习 · 计算机科学 2025-09-10 Songkai Ma , Zhaorui Zhang , Sheng Di , Benben Liu , Xiaodong Yu , Xiaoyi Lu , Dan Wang

Large language models (LLMs) excel in many natural language tasks, yet they struggle with complex mathemat-ical problem-solving, particularly in symbolic reasoning and maintaining consistent output. This study evalu-ates 10 LLMs with 7 to 8…

机器学习 · 计算机科学 2025-01-29 Evgenii Evstafev

Recent deployments of large language models (LLMs) as autonomous trading agents raise questions about whether financial decision-making competence generalizes beyond specific market patterns and how it should be trained and evaluated in…

机器学习 · 计算机科学 2026-04-21 Yuchen Pan , Soung Chang Liew

Natural data are often long-tail distributed over semantic classes. Existing recognition methods tackle this imbalanced classification by placing more emphasis on the tail data, through class re-balancing/re-weighting or ensembling over…

计算机视觉与模式识别 · 计算机科学 2022-05-03 Xudong Wang , Long Lian , Zhongqi Miao , Ziwei Liu , Stella X. Yu