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Related papers: HDEE: Heterogeneous Domain Expert Ensemble

200 papers

Ensembles of deep neural networks significantly improve generalization accuracy. However, training neural network ensembles requires a large amount of computational resources and time. State-of-the-art approaches either train all networks…

Machine Learning · Computer Science 2020-03-10 Abdul Wasay , Brian Hentschel , Yuze Liao , Sanyuan Chen , Stratos Idreos

Modeling heterogeneity by extraction and exploitation of high-order information from heterogeneous information networks (HINs) has been attracting immense research attention in recent times. Such heterogeneous network embedding (HNE)…

Machine Learning · Computer Science 2022-01-11 Mubashir Imran , Hongzhi Yin , Tong Chen , Zi Huang , Kai Zheng

Most existing training systems focus on a single region. In contrast, we envision that cross-region training offers more flexible GPU resource allocation and yields significant potential. However, the hierarchical cluster topology and…

Systems and Control · Electrical Eng. & Systems 2025-05-28 Jinquan Wang , Xiaojian Liao , Xuzhao Liu , Jiashun Suo , Zhisheng Huo , Chenhao Zhang , Xiangrong Xu , Runnan Shen , Xilong Xie , Limin Xiao

Large language models (LLMs) require vast amounts of GPU compute to train, but limited availability and high costs of GPUs make homogeneous clusters impractical for many organizations. Instead, assembling heterogeneous clusters by pooling…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-07-15 Runsheng Benson Guo , Utkarsh Anand , Khuzaima Daudjee , Rathijit Sen

The growth of Large Language Models (LLMs) has necessitated large-scale distributed training. Highly optimized frameworks, however, still suffer significant losses in Model FLOPS utilization (often below 50%) due to large communication…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-11-26 Haiquan Wang , Chaoyi Ruan , Jia He , Jiaqi Ruan , Chengjie Tang , Xiaosong Ma , Cheng Li

While federated learning (FL) enables fine-tuning of large language models (LLMs) without compromising data privacy, the substantial size of an LLM renders on-device training impractical for resource-constrained clients, such as mobile…

Machine Learning · Computer Science 2026-01-05 Zihan Fang , Zheng Lin , Senkang Hu , Yanan Ma , Yihang Tao , Yiqin Deng , Xianhao Chen , Yuguang Fang

Fine-tuning pretrained models is a common practice in domain generalization (DG) tasks. However, fine-tuning is usually computationally expensive due to the ever-growing size of pretrained models. More importantly, it may cause over-fitting…

Computer Vision and Pattern Recognition · Computer Science 2022-03-10 Ziyue Li , Kan Ren , Xinyang Jiang , Bo Li , Haipeng Zhang , Dongsheng Li

Training Large Language Models (LLMs) is costly in terms of energy, hardware, and annotated data, often resulting in a positionality rooted in predominant cultures and values (Santy et al., 2023). Domain adaptation has emerged as a…

Computation and Language · Computer Science 2025-06-12 Hernán Maina , Nicolás Wolovick , Luciana Benotti

Large Language Models (LLMs) have achieved remarkable performance on a wide range of specialized tasks, exhibiting strong problem-solving capabilities. However, training these models is prohibitively expensive, and they often lack…

Machine Learning · Computer Science 2026-04-01 Eros Fanì , Oğuzhan Ersoy

Mixture-of-Experts (MoE) has emerged as a practical approach to scale up parameters for the Transformer model to achieve better generalization while maintaining a sub-linear increase in computation overhead. Current MoE models are mainly…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-04-03 Shuqing Luo , Jie Peng , Pingzhi Li , Hanrui Wang , Tianlong Chen

In cross-border e-commerce, search relevance modeling faces the dual challenge of extreme linguistic diversity and fine-grained semantic nuances. Existing approaches typically rely on scaling up a single monolithic Large Language Model…

Information Retrieval · Computer Science 2026-02-04 Ye Liu , Xu Chen , Wuji Chen , Mang Li

The Mixture-of-Experts (MoE) architecture has become increasingly popular as a method to scale up large language models (LLMs). To save costs, heterogeneity-aware training solutions have been proposed to utilize GPU clusters made up of both…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-04-08 Yongji Wu , Xueshen Liu , Shuowei Jin , Ceyu Xu , Feng Qian , Z. Morley Mao , Matthew Lentz , Danyang Zhuo , Ion Stoica

Mixture-of-Expert (MoE) based large language models (LLMs), such as the recent Mixtral and DeepSeek-MoE, have shown great promise in scaling model size without suffering from the quadratic growth of training cost of dense transformers. Like…

Machine Learning · Computer Science 2024-04-04 Longfei Yun , Yonghao Zhuang , Yao Fu , Eric P Xing , Hao Zhang

Federated learning (FL) is able to manage edge devices to cooperatively train a model while maintaining the training data local and private. One common assumption in FL is that all edge devices share the same machine learning model in…

Machine Learning · Computer Science 2022-07-07 Chan Yun Hin , Ngai Edith

Stress analysis of heterogeneous media, like composite materials, using Finite Element Analysis (FEA) has become commonplace in design and analysis. However, determining stress distributions in heterogeneous media using FEA can be…

Applied Physics · Physics 2021-04-22 Haotian Feng , Pavana Prabhakar

We present DEI: Diversity in Evolutionary Inference, a distributed Quality-Diversity (QD) search framework that assigns heterogeneous large language models (LLMs) as mutation operators across peer nodes communicating with non-blocking…

Machine Learning · Computer Science 2026-05-27 John Donaghy , Shikhar Rastogi

Neural network ensembles have been effectively used to improve generalization by combining the predictions of multiple independently trained models. However, the growing scale and complexity of deep neural networks have led to these methods…

Machine Learning · Computer Science 2024-07-09 Tim Whitaker

This study analyzes the impact of heterogeneity ("Variety") in Big Data by comparing classification strategies across structured (Epsilon) and unstructured (Rest-Mex, IMDB) domains. A dual methodology was implemented: evolutionary and…

The subpopulationtion shift, characterized by a disparity in subpopulation distributibetween theween the training and target datasets, can significantly degrade the performance of machine learning models. Current solutions to subpopulation…

Machine learning methods for estimating heterogeneous treatment effects (HTE) facilitate large-scale personalized decision-making across various domains such as healthcare, policy making, education, and more. Current machine learning…

Machine Learning · Computer Science 2024-06-25 Disha Makhija , Joydeep Ghosh , Yejin Kim