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In this contribution we device and analyze improved variants of the non-conforming dual approach for trust-region reduced basis (TR-RB) approximation of PDE-constrained parameter optimization that has recently been introduced in [Keil et…

This paper proposes a set of new error criteria and learning approaches, Adaptive Normalized Risk-Averting Training (ANRAT), to attack the non-convex optimization problem in training deep neural networks (DNNs). Theoretically, we…

机器学习 · 计算机科学 2016-06-10 Zhiguang Wang , Tim Oates , James Lo

The parallel solution of large scale non-linear programming problems, which arise for example from the discretization of non-linear partial differential equations, is a highly demanding task. Here, a novel solution strategy is presented,…

数值分析 · 数学 2021-04-13 Christian Gross , Rolf Krause

Spiking Neural Networks (SNNs) provide an efficient framework for processing dynamic spatio-temporal signals and for investigating the learning principles underlying biological neural systems. A key challenge in training SNNs is to solve…

机器学习 · 计算机科学 2025-10-20 Lorenzo Pes , Bojian Yin , Sander Stuijk , Federico Corradi

Generalization of neural networks is crucial for deploying them safely in the real world. Common training strategies to improve generalization involve the use of data augmentations, ensembling and model averaging. In this work, we first…

机器学习 · 计算机科学 2023-06-13 Samyak Jain , Sravanti Addepalli , Pawan Sahu , Priyam Dey , R. Venkatesh Babu

While Truncated Back-Propagation through Time (BPTT) is the most popular approach to training Recurrent Neural Networks (RNNs), it suffers from being inherently sequential (making parallelization difficult) and from truncating gradient flow…

计算与语言 · 计算机科学 2017-02-17 Sam Wiseman , Sumit Chopra , Marc'Aurelio Ranzato , Arthur Szlam , Ruoyu Sun , Soumith Chintala , Nicolas Vasilache

Conventional DNN training paradigms typically rely on one training set and one validation set, obtained by partitioning an annotated dataset used for training, namely gross training set, in a certain way. The training set is used for…

神经与进化计算 · 计算机科学 2020-07-03 Boyu Zhang , A. K. Qin , Hong Pan , Timos Sellis

Foundation models have impressive performance and generalization capabilities across a wide range of applications. The increasing size of the models introduces great challenges for the training. Tensor parallelism is a critical technique…

分布式、并行与集群计算 · 计算机科学 2023-01-23 Shenggan Cheng , Ziming Liu , Jiangsu Du , Yang You

Parameter-efficient fine-tuning (PEFT) techniques have emerged to address overfitting and high computational costs associated with fully fine-tuning in self-supervised learning. Mainstream PEFT methods add a few trainable parameters while…

计算机视觉与模式识别 · 计算机科学 2025-06-06 Xingliang Lei , Yiwen Ye , Zhisong Wang , Ziyang Chen , Minglei Shu , Weidong Cai , Yanning Zhang , Yong Xia

Neural Transfer Learning (TL) is becoming ubiquitous in Natural Language Processing (NLP), thanks to its high performance on many tasks, especially in low-resourced scenarios. Notably, TL is widely used for neural domain adaptation to…

计算与语言 · 计算机科学 2021-06-10 Sara Meftah , Nasredine Semmar , Youssef Tamaazousti , Hassane Essafi , Fatiha Sadat

The "pre-train, prompt-tuning'' paradigm has demonstrated impressive performance for tuning pre-trained heterogeneous graph neural networks (HGNNs) by mitigating the gap between pre-trained models and downstream tasks. However, most…

机器学习 · 计算机科学 2024-11-05 Yujie Mo , Runpeng Yu , Xiaofeng Zhu , Xinchao Wang

Neural networks dominate the modern machine learning landscape, but their training and success still suffer from sensitivity to empirical choices of hyperparameters such as model architecture, loss function, and optimisation algorithm. In…

The inductive bias of a neural network is largely determined by the architecture and the training algorithm. To achieve good generalization, how to effectively train a neural network is of great importance. We propose a novel orthogonal…

机器学习 · 计算机科学 2021-06-08 Weiyang Liu , Rongmei Lin , Zhen Liu , James M. Rehg , Liam Paull , Li Xiong , Le Song , Adrian Weller

Hybrid optical neural networks (HONNs) offload some electronic computation to optical preprocessors to achieve low-power and fast training and inference phases in machine learning tasks. Our contribution to the development of HONNs is a…

光学 · 物理学 2025-10-07 Altai Perry , Luat Vuong

Spiking Neural Networks (SNNs) often suffer from high time complexity $O(T)$ due to the sequential processing of $T$ spikes, making training computationally expensive. In this paper, we propose a novel Fixed-point Parallel Training (FPT)…

神经与进化计算 · 计算机科学 2025-06-17 Wanjin Feng , Xingyu Gao , Wenqian Du , Hailong Shi , Peilin Zhao , Pengcheng Wu , Chunyan Miao

We propose a globally convergent multilevel training method for deep residual networks (ResNets). The devised method can be seen as a novel variant of the recursive multilevel trust-region (RMTR) method, which operates in hybrid…

机器学习 · 计算机科学 2022-06-14 Alena Kopaničáková , Rolf Krause

The Graph Convolutional Network (GCN) has been successfully applied to many graph-based applications. Training a large-scale GCN model, however, is still challenging: Due to the node dependency and layer dependency of the GCN architecture,…

机器学习 · 计算机科学 2021-12-20 Hongyi Li , Junxiang Wang , Yongchao Wang , Yue Cheng , Liang Zhao

Recurrent neural networks (RNNs) with deep test-time memorization modules, such as Titans and TTT, represent a promising, linearly-scaling paradigm distinct from Transformers. While these expressive models do not yet match the peak…

机器学习 · 计算机科学 2025-11-11 Zeman Li , Ali Behrouz , Yuan Deng , Peilin Zhong , Praneeth Kacham , Mahdi Karami , Meisam Razaviyayn , Vahab Mirrokni

The goal of this work is to train a neural network which approximates solutions to the Navier-Stokes equations across a region of parameter space, in which the parameters define physical properties such as domain shape and boundary…

计算物理 · 物理学 2021-06-02 Christopher J Arthurs , Andrew P King

Artificial neural networks (ANNs) require tremendous amount of data to train on. However, in classification models, most data features are often similar which can lead to increase in training time without significant improvement in the…

机器学习 · 计算机科学 2023-03-03 Sreelekha Guggilam , Varun Chandola , Abani Patra