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Bayesian deep learning approaches assume model parameters to be latent random variables and infer posterior distributions to quantify uncertainty, increase safety and trust, and prevent overconfident and unpredictable behavior. However,…

机器学习 · 计算机科学 2023-07-13 Jihao Andreas Lin , Joe Watson , Pascal Klink , Jan Peters

In this paper we consider the possibility of computing rather than training the decision layer weights of a neural classifier. Such a possibility arises in two way, from making an appropriate choice of loss function and by solving a problem…

机器学习 · 计算机科学 2022-09-21 Eugene Wong

Convolutional Neural Networks (CNNs) have shown strong promise for analyzing scientific data from many domains including particle imaging detectors. However, the challenge of choosing the appropriate network architecture (depth, kernel…

计算机视觉与模式识别 · 计算机科学 2020-01-13 Duc Hoang , Jesse Hamer , Gabriel N. Perdue , Steven R. Young , Jonathan Miller , Anushree Ghosh

While larger neural models are pushing the boundaries of what deep learning can do, often more weights are needed to train models rather than to run inference for tasks. This paper seeks to understand this behavior using search spaces --…

机器学习 · 计算机科学 2021-05-28 Darko Stosic , Dusan Stosic

Structural data from Electronic Health Records as complementary information to imaging data for disease prediction. We incorporate novel weighting layer into the Graph Convolutional Networks, which weights every element of structural data…

机器学习 · 计算机科学 2018-05-01 Anees Kazi , Shadi Albarqouni , Karsten Kortuem , Nassir Navab

Convolutional Neural Networks spread through computer vision like a wildfire, impacting almost all visual tasks imaginable. Despite this, few researchers dare to train their models from scratch. Most work builds on one of a handful of…

计算机视觉与模式识别 · 计算机科学 2016-09-26 Philipp Krähenbühl , Carl Doersch , Jeff Donahue , Trevor Darrell

In this paper, orthogonal to the existing data and model studies, we instead resort our efforts to investigate the potential of loss function in a new perspective and present our belief ``Random Weights Networks can Be Acted as Loss Prior…

计算机视觉与模式识别 · 计算机科学 2023-03-30 Man Zhou , Naishan Zheng , Jie Huang , Xiangyu Rui , Chunle Guo , Deyu Meng , Chongyi Li , Jinwei Gu

The field of deep learning has seen significant advancement in recent years. However, much of the existing work has been focused on real-valued numbers. Recent work has shown that a deep learning system using the complex numbers can be…

神经与进化计算 · 计算机科学 2018-07-31 Chase Gaudet , Anthony Maida

Deep convolutional neural networks (CNNs) have been shown to predict poverty and development indicators from satellite images with surprising accuracy. This paper presents a first attempt at analyzing the CNNs responses in detail and…

计算机视觉与模式识别 · 计算机科学 2023-12-04 Hamid Sarmadi , Thorsteinn Rögnvaldsson , Nils Roger Carlsson , Mattias Ohlsson , Ibrahim Wahab , Ola Hall

This paper introduces a new neural network based prior for real valued functions on $\mathbb R^d$ which, by construction, is more easily and cheaply scaled up in the domain dimension $d$ compared to the usual Karhunen-Lo\`eve function space…

统计方法学 · 统计学 2022-09-09 Torben Sell , Sumeetpal S. Singh

Convolutional neural networks (CNNs) are able to attain better visual recognition performance than fully connected neural networks despite having much fewer parameters due to their parameter sharing principle. Modern architectures usually…

计算机视觉与模式识别 · 计算机科学 2022-10-20 Ilke Cugu , Emre Akbas

We introduce a novel computational unit for neural networks that features multiple biases, challenging the traditional perceptron structure. This unit emphasizes the importance of preserving uncorrupted information as it is passed from one…

Deep convolutional neural networks are generally regarded as robust function approximators. So far, this intuition is based on perturbations to external stimuli such as the images to be classified. Here we explore the robustness of…

机器学习 · 计算机科学 2017-03-27 Nicholas Cheney , Martin Schrimpf , Gabriel Kreiman

Neural networks have been successfully used for classification tasks in a rapidly growing number of practical applications. Despite their popularity and widespread use, there are still many aspects of training and classification that are…

机器学习 · 计算机科学 2016-05-03 Ewout van den Berg

The distribution of the weights of modern deep neural networks (DNNs) - crucial for uncertainty quantification and robustness - is an eminently complex object due to its extremely high dimensionality. This paper proposes one of the first…

机器学习 · 统计学 2023-10-13 Olivier Laurent , Emanuel Aldea , Gianni Franchi

Hierarchical feature learning based on convolutional neural networks (CNN) has recently shown significant potential in various computer vision tasks. While allowing high-quality discriminative feature learning, the downside of CNNs is the…

计算机视觉与模式识别 · 计算机科学 2016-09-14 Domen Tabernik , Matej Kristan , Jeremy L. Wyatt , Aleš Leonardis

Bayesian neural networks (BNNs) have developed into useful tools for probabilistic modelling due to recent advances in variational inference enabling large scale BNNs. However, BNNs remain brittle and hard to train, especially: (1) when…

机器学习 · 计算机科学 2019-10-24 Felix McGregor , Arnu Pretorius , Johan du Preez , Steve Kroon

Single layer feedforward networks with random weights are known for their non-iterative and fast training algorithms and are successful in a variety of classification and regression problems. A major drawback of these networks is that they…

机器学习 · 计算机科学 2020-09-25 Ajay M. Patrikar

We investigate the geometric properties of the functions learned by trained ConvNets in the preactivation space of their convolutional layers, by performing an empirical study of hyperplane arrangements induced by a convolutional layer. We…

计算机视觉与模式识别 · 计算机科学 2023-04-17 Matteo Gamba , Stefan Carlsson , Hossein Azizpour , Mårten Björkman

In today's digital age, Convolutional Neural Networks (CNNs), a subset of Deep Learning (DL), are widely used for various computer vision tasks such as image classification, object detection, and image segmentation. There are numerous types…

机器学习 · 计算机科学 2024-02-29 Abolfazl Younesi , Mohsen Ansari , MohammadAmin Fazli , Alireza Ejlali , Muhammad Shafique , Jörg Henkel