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Deep neural networks (DNNs) have achieved state-of-the-art results in various pattern recognition tasks. However, they perform poorly on out-of-distribution adversarial examples i.e. inputs that are specifically crafted by an adversary to…

密码学与安全 · 计算机科学 2019-05-09 Chirag Agarwal , Anh Nguyen , Dan Schonfeld

We construct custom regularization functions for use in supervised training of deep neural networks. Our technique is applicable when the ground-truth labels themselves exhibit internal structure; we derive a regularizer by learning an…

计算机视觉与模式识别 · 计算机科学 2018-04-09 Mohammadreza Mostajabi , Michael Maire , Gregory Shakhnarovich

Neural growth is the process of growing a small neural network to a large network and has been utilized to accelerate the training of deep neural networks. One crucial aspect of neural growth is determining the optimal growth timing.…

机器学习 · 计算机科学 2024-01-09 Haihang Wu , Wei Wang , Tamasha Malepathirana , Damith Senanayake , Denny Oetomo , Saman Halgamuge

There is a significant performance gap between Binary Neural Networks (BNNs) and floating point Deep Neural Networks (DNNs). We propose to improve the binary training method, by introducing a new regularization function that encourages…

机器学习 · 计算机科学 2020-04-22 Sajad Darabi , Mouloud Belbahri , Matthieu Courbariaux , Vahid Partovi Nia

Convex relaxations are effective for training and certifying neural networks against norm-bounded adversarial attacks, but they leave a large gap between certifiable and empirical robustness. In principle, convex relaxation can provide…

机器学习 · 计算机科学 2020-02-25 Chen Zhu , Renkun Ni , Ping-yeh Chiang , Hengduo Li , Furong Huang , Tom Goldstein

Deep neural networks have proven remarkably effective at solving many classification problems, but have been criticized recently for two major weaknesses: the reasons behind their predictions are uninterpretable, and the predictions…

机器学习 · 计算机科学 2017-11-28 Andrew Slavin Ross , Finale Doshi-Velez

Training of deep neural networks heavily depends on the data distribution. In particular, the networks easily suffer from class imbalance. The trained networks would recognize the frequent classes better than the infrequent classes. To…

计算机视觉与模式识别 · 计算机科学 2020-03-12 Byungju Kim , Junmo Kim

Two major uncertainties, dataset bias and adversarial examples, prevail in state-of-the-art AI algorithms with deep neural networks. In this paper, we present an intuitive explanation for these issues as well as an interpretation of the…

计算机视觉与模式识别 · 计算机科学 2019-02-12 Yifei Fan , Anthony Yezzi

Neural networks are not learning optimal decision boundaries. We show that decision boundaries are situated in areas of low training data density. They are impacted by few training samples which can easily lead to overfitting. We provide a…

机器学习 · 计算机科学 2023-10-09 Johannes Schneider

Deep neural networks achieve unprecedented performance levels over many tasks and scale well with large quantities of data, but performance in the low-data regime and tasks like one shot learning still lags behind. While recent work…

计算机视觉与模式识别 · 计算机科学 2017-03-24 Akshay Mehrotra , Ambedkar Dukkipati

We examine the stability of loss-minimizing training processes that are used for deep neural networks (DNN) and other classifiers. While a classifier is optimized during training through a so-called loss function, the performance of…

偏微分方程分析 · 数学 2020-10-05 Leonid Berlyand , Pierre-Emmanuel Jabin , C. Alex Safsten

We consider the problem of selective prediction (also known as reject option) in deep neural networks, and introduce SelectiveNet, a deep neural architecture with an integrated reject option. Existing rejection mechanisms are based mostly…

机器学习 · 计算机科学 2019-06-28 Yonatan Geifman , Ran El-Yaniv

This paper analyzes regularization terms proposed recently for improving the adversarial robustness of deep neural networks (DNNs), from a theoretical point of view. Specifically, we study possible connections between several effective…

机器学习 · 计算机科学 2020-07-07 Yiwen Guo , Long Chen , Yurong Chen , Changshui Zhang

Deep neural networks (DNNs) have achieved exceptional performances in many tasks, particularly, in supervised classification tasks. However, achievements with supervised classification tasks are based on large datasets with well-separated…

计算机视觉与模式识别 · 计算机科学 2018-02-06 Kazuma Arino , Yohei Kikuta

A trained neural network can be interpreted as a structural causal model (SCM) that provides the effect of changing input variables on the model's output. However, if training data contains both causal and correlational relationships, a…

机器学习 · 计算机科学 2022-06-30 Sai Srinivas Kancheti , Abbavaram Gowtham Reddy , Vineeth N Balasubramanian , Amit Sharma

The convolutional neural network (CNN) is vulnerable to degraded images with even very small variations (e.g. corrupted and adversarial samples). One of the possible reasons is that CNN pays more attention to the most discriminative…

计算机视觉与模式识别 · 计算机科学 2021-08-18 Haozhe Liu , Haoqian Wu , Weicheng Xie , Feng Liu , Linlin Shen

In this study, we systematically investigate the impact of class imbalance on classification performance of convolutional neural networks (CNNs) and compare frequently used methods to address the issue. Class imbalance is a common problem…

计算机视觉与模式识别 · 计算机科学 2018-10-16 Mateusz Buda , Atsuto Maki , Maciej A. Mazurowski

In conventional deep learning, the number of neurons typically remains fixed during training. However, insights from biology suggest that the human hippocampus undergoes continuous neuron generation and pruning of neurons over the course of…

机器学习 · 计算机科学 2025-07-15 Taigo Sakai , Kazuhiro Hotta

Deep neural networks have introduced novel and useful tools to the machine learning community. Other types of classifiers can potentially make use of these tools as well to improve their performance and generality. This paper reviews the…

机器学习 · 计算机科学 2019-09-30 Alireza Ghods , Diane J Cook

Dropout Regularization, serving to reduce variance, is nearly ubiquitous in Deep Learning models. We explore the relationship between the dropout rate and model complexity by training 2,000 neural networks configured with random…

机器学习 · 计算机科学 2021-08-30 Christopher Sun , Jai Sharma , Milind Maiti