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Deep neural networks (DNNs) often produce overconfident out-of-distribution predictions, motivating Bayesian uncertainty quantification. The Linearized Laplace Approximation (LLA) achieves this by linearizing the DNN and applying Laplace…

Addressing catastrophic forgetting is one of the key challenges in continual learning where machine learning systems are trained with sequential or streaming tasks. Despite recent remarkable progress in state-of-the-art deep learning, deep…

机器学习 · 计算机科学 2019-05-22 Xilai Li , Yingbo Zhou , Tianfu Wu , Richard Socher , Caiming Xiong

This paper advances the computational efficiency of Deep Hedging frameworks through the novel integration of Kronecker-Factored Approximate Curvature (K-FAC) optimization. While recent literature has established Deep Hedging as a…

统计金融 · 定量金融 2024-11-25 Tsogt-Ochir Enkhbayar

In lifelong learning systems based on artificial neural networks, one of the biggest obstacles is the inability to retain old knowledge as new information is encountered. This phenomenon is known as catastrophic forgetting. In this paper,…

机器学习 · 计算机科学 2022-08-16 Alexander Ororbia , Ankur Mali , Daniel Kifer , C. Lee Giles

Efficient continual learning techniques have been a topic of significant research over the last few years. A fundamental problem with such learning is severe degradation of performance on previously learned tasks, known also as catastrophic…

机器学习 · 计算机科学 2024-03-05 Tammuz Dubnov , Vishal Thengane

Reducing the test time resource requirements of a neural network while preserving test accuracy is crucial for running inference on resource-constrained devices. To achieve this goal, we introduce a novel network reparameterization based on…

机器学习 · 计算机科学 2019-05-16 Chaoqi Wang , Roger Grosse , Sanja Fidler , Guodong Zhang

This paper introduces a family of learning-augmented algorithms for online knapsack problems that achieve near Pareto-optimal consistency-robustness trade-offs through a simple combination of trusted learning-augmented and worst-case…

The Bayesian paradigm has the potential to solve core issues of deep neural networks such as poor calibration and data inefficiency. Alas, scaling Bayesian inference to large weight spaces often requires restrictive approximations. In this…

People learn throughout life. However, incrementally updating conventional neural networks leads to catastrophic forgetting. A common remedy is replay, which is inspired by how the brain consolidates memory. Replay involves fine-tuning a…

机器学习 · 计算机科学 2020-07-14 Tyler L. Hayes , Kushal Kafle , Robik Shrestha , Manoj Acharya , Christopher Kanan

In this paper we propose an approach to avoiding catastrophic forgetting in sequential task learning scenarios. Our technique is based on a network reparameterization that approximately diagonalizes the Fisher Information Matrix of the…

计算机视觉与模式识别 · 计算机科学 2018-12-13 Xialei Liu , Marc Masana , Luis Herranz , Joost Van de Weijer , Antonio M. Lopez , Andrew D. Bagdanov

An important problem in machine learning is the ability to learn tasks in a sequential manner. If trained with standard first-order methods most models forget previously learned tasks when trained on a new task, which is often referred to…

机器学习 · 统计学 2021-12-10 Reinhard Heckel

The ability to continuously process and retain new information like we do naturally as humans is a feat that is highly sought after when training neural networks. Unfortunately, the traditional optimization algorithms often require large…

机器学习 · 计算机科学 2022-06-23 Sami Ede , Serop Baghdadlian , Leander Weber , An Nguyen , Dario Zanca , Wojciech Samek , Sebastian Lapuschkin

Existing methods of pruning deep neural networks focus on removing unnecessary parameters of the trained network and fine tuning the model afterwards to find a good solution that recovers the initial performance of the trained model. Unlike…

机器学习 · 计算机科学 2021-11-17 Abdolghani Ebrahimi , Diego Klabjan

Bayesian neural networks often approximate the weight-posterior with a Gaussian distribution. However, practical posteriors are often, even locally, highly non-Gaussian, and empirical performance deteriorates. We propose a simple parametric…

机器学习 · 统计学 2023-06-13 Federico Bergamin , Pablo Moreno-Muñoz , Søren Hauberg , Georgios Arvanitidis

Artificial neural networks (ANNs), despite their universal function approximation capability and practical success, are subject to catastrophic forgetting. Catastrophic forgetting refers to the abrupt unlearning of a previous task when a…

机器学习 · 计算机科学 2022-08-11 Heinrich van Deventer , Anna Bosman

Laplace's method, a family of asymptotic methods used to approximate integrals, is presented as a potential candidate for the tool box of techniques used for knowledge acquisition and probabilistic inference in belief networks with…

人工智能 · 计算机科学 2013-02-28 Adriano Azevedo-Filho , Ross D. Shachter

Catastrophic forgetting is a problem of neural networks that loses the information of the first task after training the second task. Here, we propose a method, i.e. incremental moment matching (IMM), to resolve this problem. IMM…

机器学习 · 计算机科学 2018-01-31 Sang-Woo Lee , Jin-Hwa Kim , Jaehyun Jun , Jung-Woo Ha , Byoung-Tak Zhang

Kronecker-factored approximate curvature (KFAC) is arguably one of the most prominent curvature approximations in deep learning. Its applications range from optimization to Bayesian deep learning, training data attribution with influence…

机器学习 · 计算机科学 2025-07-08 Felix Dangel , Bálint Mucsányi , Tobias Weber , Runa Eschenhagen

Catastrophic forgetting describes the fact that machine learning models will likely forget the knowledge of previously learned tasks after the learning process of a new one. It is a vital problem in the continual learning scenario and…

机器学习 · 计算机科学 2022-05-25 Wenjie Jiang , Zhide Lu , Dong-Ling Deng

Human beings are able to master a variety of knowledge and skills with ongoing learning. By contrast, dramatic performance degradation is observed when new tasks are added to an existing neural network model. This phenomenon, termed as…

机器学习 · 计算机科学 2019-10-25 Xin Yao , Tianchi Huang , Chenglei Wu , Rui-Xiao Zhang , Lifeng Sun