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We present a computational method for empirically characterizing the training loss level-sets of deep neural networks. Our method numerically constructs a path in parameter space that is constrained to a set with a fixed near-zero training…

机器学习 · 计算机科学 2021-04-27 Naveed Tahir , Garrett E. Katz

Deep learning using neural networks is an effective technique for generating models of complex data. However, training such models can be expensive when networks have large model capacity resulting from a large number of layers and nodes.…

机器学习 · 计算机科学 2023-01-19 Jarom D. Hogue , Robert M. Kirby , Akil Narayan

Neural networks are typically trained with a single learning rate across all layers. While recent empirical evidence suggests that assigning layer-specific learning rates can accelerate training, a principled understanding of the conditions…

机器学习 · 计算机科学 2026-05-26 Sihan Zeng , Sujay Bhatt , Sumitra Ganesh

Fixed-point optimization of deep neural networks plays an important role in hardware based design and low-power implementations. Many deep neural networks show fairly good performance even with 2- or 3-bit precision when quantized weights…

机器学习 · 计算机科学 2017-02-28 Sungho Shin , Yoonho Boo , Wonyong Sung

All machine learning algorithms use a loss, cost, utility or reward function to encode the learning objective and oversee the learning process. This function that supervises learning is a frequently unrecognized hyperparameter that…

神经与进化计算 · 计算机科学 2024-11-06 Mathew Mithra Noel , Arindam Banerjee , Yug Oswal , Geraldine Bessie Amali D , Venkataraman Muthiah-Nakarajan

Artificial Intelligence algorithms have been steadily increasing in popularity and usage. Deep Learning, allows neural networks to be trained using huge datasets and also removes the need for human extracted features, as it automates the…

神经与进化计算 · 计算机科学 2020-05-11 Vasco Lopes , Paulo Fazendeiro

Deep learning methods have shown great promise in many practical applications, ranging from speech recognition, visual object recognition, to text processing. However, most of the current deep learning methods suffer from scalability…

机器学习 · 统计学 2015-08-31 Yanping Huang , Sai Zhang

Classical numerical methods for solving partial differential equations suffer from the curse dimensionality mainly due to their reliance on meticulously generated spatio-temporal grids. Inspired by modern deep learning based techniques for…

机器学习 · 统计学 2018-04-20 Maziar Raissi

We utilize the Feature Decoupling Distributed (FDD) method to enhance the capability of deep learning to fit the Nonlinear Schrodinger Equation (NLSE), significantly reducing the NLSE loss compared to non decoupling model.

信号处理 · 电气工程与系统科学 2024-11-08 Yunfan Zhang , Zekun Niu , Minghui Shi , Weisheng Hu , Lilin Yi

Bayesian Neural Networks (BNNs) are trained to optimize an entire distribution over their weights instead of a single set, having significant advantages in terms of, e.g., interpretability, multi-task learning, and calibration. Because of…

机器学习 · 计算机科学 2022-10-07 Jary Pomponi , Simone Scardapane , Aurelio Uncini

On-line and batch learning of a perceptron in a discrete weight space, where each weight can take $2 L+1$ different values, are examined analytically and numerically. The learning algorithm is based on the training of the continuous…

统计力学 · 物理学 2009-11-07 Michal Rosen-Zvi , Ido Kanter

The loss function is arguably among the most important hyperparameters for a neural network. Many loss functions have been designed to date, making a correct choice nontrivial. However, elaborate justifications regarding the choice of the…

机器学习 · 计算机科学 2022-10-31 Simon Dräger , Jannik Dunkelau

Classical linear metric learning methods have recently been extended along two distinct lines: deep metric learning methods for learning embeddings of the data using neural networks, and Bregman divergence learning approaches for extending…

机器学习 · 计算机科学 2020-05-07 Kubra Cilingir , Rachel Manzelli , Brian Kulis

In recent years, deep learning techniques have been introduced into the field of trajectory optimization to improve convergence and speed. Training such models requires large trajectory datasets. However, the convergence of low thrust (LT)…

最优化与控制 · 数学 2022-02-11 Ruida Xie , Andrew G. Dempster

In recent years, functional linear models have attracted growing attention in statistics and machine learning, with the aim of recovering the slope function or its functional predictor. This paper considers online regularized learning…

机器学习 · 统计学 2022-11-28 Yuan Mao , Zheng-Chu Guo

The ability to compute the exact divergence between two high-dimensional distributions is useful in many applications but doing so naively is intractable. Computing the alpha-beta divergence -- a family of divergences that includes the…

机器学习 · 计算机科学 2023-10-17 Loong Kuan Lee , Geoffrey I. Webb , Daniel F. Schmidt , Nico Piatkowski

Nonnegative matrix factorization (NMF) is a standard linear dimensionality reduction technique for nonnegative data sets. In order to measure the discrepancy between the input data and the low-rank approximation, the Kullback-Leibler (KL)…

最优化与控制 · 数学 2021-05-12 Le Thi Khanh Hien , Nicolas Gillis

Recent works on deep conditional random fields (CRF) have set new records on many vision tasks involving structured predictions. Here we propose a fully-connected deep continuous CRF model for both discrete and continuous labelling…

计算机视觉与模式识别 · 计算机科学 2017-04-26 Fayao Liu , Guosheng Lin , Chunhua Shen

Deformable Parts Models and Convolutional Networks each have achieved notable performance in object detection. Yet these two approaches find their strengths in complementary areas: DPMs are well-versed in object composition, modeling…

计算机视觉与模式识别 · 计算机科学 2014-11-20 Li Wan , David Eigen , Rob Fergus

This paper investigates the deep learning optimization problem with softmax cross-entropy loss. We propose a layer separation strategy to alleviate the strong nonconvexity encountered during training deep networks. For cross-entropy models…

机器学习 · 计算机科学 2026-04-28 Yaru Liu , Michael K. Ng , Yiqi Gu