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Related papers: MoFE-Time: Mixture of Frequency Domain Experts for…

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Real-world multivariate time series can exhibit intricate multi-scale structures, including global trends, local periodicities, and non-stationary regimes, which makes long-horizon forecasting challenging. Although sparse Mixture-of-Experts…

Machine Learning · Computer Science 2026-03-16 Evandro S. Ortigossa , Guy Lutsker , Eran Segal

Mixture-of-Experts (MoE) models scale large language models efficiently by sparsely activating experts, but once an expert is selected, it is executed fully. Hence, the trade-off between accuracy and computation in an MoE model typically…

Machine Learning · Computer Science 2026-02-09 Nurbek Tastan , Stefanos Laskaridis , Karthik Nandakumar , Samuel Horvath

The Mixture of Experts (MoE) models are an emerging class of sparsely activated deep learning models that have sublinear compute costs with respect to their parameters. In contrast with dense models, the sparse architecture of MoE offers…

Real-world model deployment across multiple domains requires multimodal models to operate under two complementary regimes: (1) multi-task pretraining, tasks are co-available at design time where related tasks could borrow representational…

Machine Learning · Computer Science 2026-05-12 Xing Han , Shravan Chaudhari , Tanvi Ranade , Rama Chellappa , Suchi Saria

Multivariate long-term time series forecasting (LTSF) supports critical applications such as traffic-flow management, solar-power scheduling, and electricity-transformer monitoring. The existing LTSF paradigms follow a three-stage pipeline…

Machine Learning · Computer Science 2026-02-03 Hyekyung Yoon , Minhyuk Lee , Imseung Park , Myungjoo Kang

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

Time series foundation models have demonstrated impressive performance as zero-shot forecasters. However, achieving effectively unified training on time series remains an open challenge. Existing approaches introduce some level of model…

The Mixture-of-Experts (MoE) model has emerged as a prominent architecture in the field of Large Language Models (LLMs), providing a better balance between model performance and computational efficiency. However the General Matrix Multiply…

Computation and Language · Computer Science 2025-01-06 Yulei Qian , Fengcun Li , Xiangyang Ji , Xiaoyu Zhao , Jianchao Tan , Kefeng Zhang , Xunliang Cai

We propose MoE-F - a formalized mechanism for combining $N$ pre-trained Large Language Models (LLMs) for online time-series prediction by adaptively forecasting the best weighting of LLM predictions at every time step. Our mechanism…

Recent research has shown that large language models (LLMs) can be effectively used for real-world time series forecasting due to their strong natural language understanding capabilities. However, aligning time series into semantic spaces…

Machine Learning · Computer Science 2024-12-03 Lingzheng Zhang , Lifeng Shen , Yimin Zheng , Shiyuan Piao , Ziyue Li , Fugee Tsung

Large-scale self-supervised pre-training Transformer architecture have significantly boosted the performance for various tasks in natural language processing (NLP) and computer vision (CV). However, there is a lack of researches on…

Machine Learning · Computer Science 2022-10-06 Peiwang Tang , Xianchao Zhang

Pretraining on a large-scale corpus has become a standard method to build general language models (LMs). Adapting a model to new data distributions targeting different downstream tasks poses significant challenges. Naive fine-tuning may…

Computation and Language · Computer Science 2023-05-23 Wuyang Chen , Yanqi Zhou , Nan Du , Yanping Huang , James Laudon , Zhifeng Chen , Claire Cu

Parameter-efficient fine-tuning (PEFT) has emerged as a crucial paradigm for adapting large language models (LLMs) under constrained computational budgets. However, standard PEFT methods often struggle in multi-task fine-tuning settings,…

Machine Learning · Computer Science 2026-04-03 Juyong Jiang , Fan Wang , Hong Qi , Sunghun Kim , Jing Tang

Vertical Federated Learning (VFL) has emerged as a critical paradigm for collaborative model training in privacy-sensitive domains such as finance and healthcare. However, most existing VFL frameworks rely on the idealized assumption of…

Machine Learning · Computer Science 2026-04-22 Jon Irureta , Gorka Azkune , Jon Imaz , Aizea Lojo , Javier Fernandez-Marques

Sparse Mixture-of-Experts (MoE) is a neural architecture design that can be utilized to add learnable parameters to Large Language Models (LLMs) without increasing inference cost. Instruction tuning is a technique for training LLMs to…

Mixture-of-Experts (MoE) models are widely used to scale language models, yet their expert routing behavior and adaptation in a multilingual setting remain underexplored. In this work, we study multilingual routing dynamics during continual…

Computation and Language · Computer Science 2026-05-29 Aditi Khandelwal , Marius Mosbach , Verna Dankers , Siva Reddy , Golnoosh Farnadi

Artificial intelligence (AI) has achieved astonishing successes in many domains, especially with the recent breakthroughs in the development of foundational large models. These large models, leveraging their extensive training data, provide…

Machine Learning · Computer Science 2026-01-27 Siyuan Mu , Sen Lin

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

Non-recurrent conditions caused by incidents are different from recurrent conditions that follow periodic patterns. Existing traffic speed prediction studies are incident-agnostic and use one single model to learn all possible patterns from…

Machine Learning · Computer Science 2024-09-06 Zemian Ke , Haocheng Duan , Sean Qian

Time series forecasting (TSF) is critical in domains like energy, finance, healthcare, and logistics, requiring models that generalize across diverse datasets. Large pre-trained models such as Chronos and Time-MoE show strong zero-shot (ZS)…

Machine Learning · Computer Science 2026-05-25 Liran Nochumsohn , Raz Marshanski , Hedi Zisling , Omri Azencot