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Sparse Mixture-of-Experts (SMoE) architectures are widely used in large language models (LLMs) due to their computational efficiency. However, though only a few experts are activated for each token, SMoE still requires loading all expert…

计算与语言 · 计算机科学 2025-09-15 Yixiao Zhou , Ziyu Zhao , Dongzhou Cheng , zhiliang wu , Jie Gui , Yi Yang , Fei Wu , Yu Cheng , Hehe Fan

The majority of research in both training Artificial Neural Networks (ANNs) and modeling learning in biological brains focuses on synaptic plasticity, where learning equates to changing the strength of existing connections. However, in…

神经与进化计算 · 计算机科学 2026-03-13 James C. Knight , Johanna Senk , Thomas Nowotny

Magnitude pruning is a common, effective technique to identify sparse subnetworks at little cost to accuracy. In this work, we ask whether a particular architecture's accuracy-sparsity tradeoff can be improved by combining pruning…

计算机视觉与模式识别 · 计算机科学 2021-05-03 Rajiv Movva , Jonathan Frankle , Michael Carbin

Sparsity helps reduce the computational complexity of deep neural networks by skipping zeros. Taking advantage of sparsity is listed as a high priority in next generation DNN accelerators such as TPU. The structure of sparsity, i.e., the…

机器学习 · 计算机科学 2017-06-06 Huizi Mao , Song Han , Jeff Pool , Wenshuo Li , Xingyu Liu , Yu Wang , William J. Dally

To improve federated training of neural networks, we develop FedSparsify, a sparsification strategy based on progressive weight magnitude pruning. Our method has several benefits. First, since the size of the network becomes increasingly…

机器学习 · 计算机科学 2023-05-17 Dimitris Stripelis , Umang Gupta , Greg Ver Steeg , Jose Luis Ambite

In the low-data regime, it is difficult to train good supervised models from scratch. Instead practitioners turn to pre-trained models, leveraging transfer learning. Ensembling is an empirically and theoretically appealing way to construct…

机器学习 · 计算机科学 2020-10-20 Basil Mustafa , Carlos Riquelme , Joan Puigcerver , André Susano Pinto , Daniel Keysers , Neil Houlsby

Recent studies in Learning to Rank have shown the possibility to effectively distill a neural network from an ensemble of regression trees. This result leads neural networks to become a natural competitor of tree-based ensembles on the…

机器学习 · 计算机科学 2024-10-28 F. M. Nardini , C. Rulli , S. Trani , R. Venturini

Sparsity has become one of the promising methods to compress and accelerate Deep Neural Networks (DNNs). Among different categories of sparsity, structured sparsity has gained more attention due to its efficient execution on modern…

机器学习 · 计算机科学 2022-09-19 Sheng-Chun Kao , Amir Yazdanbakhsh , Suvinay Subramanian , Shivani Agrawal , Utku Evci , Tushar Krishna

We introduce a method to speed up training by 2x and inference by 3x in deep neural networks using structured pruning applied before training. Unlike previous works on pruning before training which prune individual weights, our work…

机器学习 · 计算机科学 2020-07-02 Joost van Amersfoort , Milad Alizadeh , Sebastian Farquhar , Nicholas Lane , Yarin Gal

Model pruning seeks to induce sparsity in a deep neural network's various connection matrices, thereby reducing the number of nonzero-valued parameters in the model. Recent reports (Han et al., 2015; Narang et al., 2017) prune deep networks…

机器学习 · 统计学 2017-11-15 Michael Zhu , Suyog Gupta

Automated Machine Learning(Auto-ML) pruning methods aim at searching a pruning strategy automatically to reduce the computational complexity of deep Convolutional Neural Networks(deep CNNs). However, some previous work found that the…

计算机视觉与模式识别 · 计算机科学 2021-09-23 Mingyang Zhang , Xinyi Yu , Jingtao Rong , Linlin Ou

Sparse Neural Networks (SNNs) have received voluminous attention predominantly due to growing computational and memory footprints of consistently exploding parameter count in large-scale models. Similar to their dense counterparts, recent…

机器学习 · 计算机科学 2023-03-06 Shiwei Liu , Tianlong Chen , Zhenyu Zhang , Xuxi Chen , Tianjin Huang , Ajay Jaiswal , Zhangyang Wang

In this paper, we propose an easily trained yet powerful representation learning approach with performance highly competitive to deep neural networks in a digital pathology image segmentation task. The method, called sparse coding driven…

计算机视觉与模式识别 · 计算机科学 2020-08-14 Jie Song , Liang Xiao , Mohsen Molaei , Zhichao Lian

Ensembles of independently trained neural networks are a state-of-the-art approach to estimate predictive uncertainty in Deep Learning, and can be interpreted as an approximation of the posterior distribution via a mixture of delta…

机器学习 · 计算机科学 2022-07-11 Aleksei Tiulpin , Matthew B. Blaschko

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…

计算与语言 · 计算机科学 2025-04-01 Giang Do , Hung Le , Truyen Tran

This paper studies structured sparse training of CNNs with a gradual pruning technique that leads to fixed, sparse weight matrices after a set number of epochs. We simplify the structure of the enforced sparsity so that it reduces overhead…

机器学习 · 计算机科学 2020-01-14 Noah Gamboa , Kais Kudrolli , Anand Dhoot , Ardavan Pedram

Modern deep neural networks are typically highly overparameterized. Pruning techniques are able to remove a significant fraction of network parameters with little loss in accuracy. Recently, techniques based on dynamic reallocation of…

机器学习 · 计算机科学 2019-05-14 Hesham Mostafa , Xin Wang

Transfer learning and ensembling are two popular techniques for improving the performance and robustness of neural networks. Due to the high cost of pre-training, ensembles of models fine-tuned from a single pre-trained checkpoint are often…

机器学习 · 计算机科学 2024-01-17 Ildus Sadrtdinov , Dmitrii Pozdeev , Dmitry Vetrov , Ekaterina Lobacheva

The study of healthy brain development helps to better understand the brain transformation and brain connectivity patterns which happen during childhood to adulthood. This study presents a sparse machine learning solution across whole-brain…

机器学习 · 计算机科学 2019-04-03 Peyman Hosseinzadeh Kassani , Alexej Gossmann , Yu-Ping Wang

Convolutional neural networks (CNNs) are reported to be overparametrized. The search for optimal (minimal) and sufficient architecture is an NP-hard problem as the hyperparameter space for possible network configurations is vast. Here, we…

计算机视觉与模式识别 · 计算机科学 2024-04-09 Tin Barisin , Illia Horenko