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Data-driven fault detection has been regarded as a 3D image segmentation task. The models trained from synthetic data are difficult to generalize in some surveys. Recently, training 3D fault segmentation using sparse manual 2D slices is…

计算机视觉与模式识别 · 计算机科学 2024-10-28 Yimin Dou , Kewen Li , Jianbing Zhu , Timing Li , Shaoquan Tan , Zongchao Huang

A novel model called error loss network (ELN) is proposed to build an error loss function for supervised learning. The ELN is in structure similar to a radial basis function (RBF) neural network, but its input is an error sample and output…

机器学习 · 计算机科学 2022-08-02 Badong Chen , Yunfei Zheng , Pengju Ren

Deep metric learning (DML) aims to learn a discriminative high-dimensional embedding space for downstream tasks like classification, clustering, and retrieval. Prior literature predominantly focuses on pair-based and proxy-based methods to…

计算机视觉与模式识别 · 计算机科学 2024-07-04 Xiruo Jiang , Yazhou Yao , Xili Dai , Fumin Shen , Xian-Sheng Hua , Heng-Tao Shen

Amyotrophic Lateral Sclerosis (ALS) is characterized as a rapidly progressive neurodegenerative disease that presents individuals with limited treatment options in the realm of medical interventions and therapies. The disease showcases a…

机器学习 · 计算机科学 2024-07-12 Ritesh Mehta , Aleksandar Pramov , Shashank Verma

Deep neural networks (DNNs), particularly those using Rectified Linear Unit (ReLU) activation functions, have achieved remarkable success across diverse machine learning tasks, including image recognition, audio processing, and language…

机器学习 · 计算机科学 2026-03-26 Emi Zeger , Mert Pilanci

Hybrid methods have been shown to outperform pure statistical and pure deep learning methods at both forecasting tasks, and at quantifying the uncertainty associated with those forecasts (prediction intervals). One example is Multivariate…

机器学习 · 计算机科学 2022-02-28 Thabang Mathonsi , Terence L van Zyl

In the last years, deep learning has dramatically improved the performances in a variety of medical image analysis applications. Among different types of deep learning models, convolutional neural networks have been among the most…

图像与视频处理 · 电气工程与系统科学 2021-04-23 Minh H. Vu , Gabriella Norman , Tufve Nyholm , Tommy Löfstedt

Many attempts took place to improve the adaptive filters that can also be useful to improve backpropagation (BP). Normalized least mean squares (NLMS) is one of the most successful algorithms derived from Least mean squares (LMS). However,…

机器学习 · 计算机科学 2021-01-05 Naeem Paeedeh , Kamaledin Ghiasi-Shirazi

Deep learning (DL) shows promise of advantages over conventional signal processing techniques in a variety of imaging applications. The networks' being trained from examples of data rather than explicitly designed allows them to learn…

图像与视频处理 · 电气工程与系统科学 2023-09-27 Obaidullah Rahman , Ken D. Sauer , Madhuri Nagare , Charles A. Bouman , Roman Melnyk , Jie Tang , Brian Nett

In this paper, we develop a novel efficient and robust nonparametric regression estimator under a framework of feedforward neural network. There are several interesting characteristics for the proposed estimator. First, the loss function is…

统计方法学 · 统计学 2023-09-25 Xuancheng Wang , Ling Zhou , Huazhen Lin

In anomaly detection, a prominent task is to induce a model to identify anomalies learned solely based on normal data. Generally, one is interested in finding an anomaly detector that correctly identifies anomalies, i.e., data points that…

机器学习 · 计算机科学 2022-11-28 David Schubert , Pritha Gupta , Marcel Wever

This paper investigates the issue of an adequate loss function in the optimization of machine learning models used in the forecasting of financial time series for the purpose of algorithmic investment strategies (AIS) construction. We…

计算金融 · 定量金融 2023-09-20 Jakub Michańków , Paweł Sakowski , Robert Ślepaczuk

Automatic log file analysis enables early detection of relevant incidents such as system failures. In particular, self-learning anomaly detection techniques capture patterns in log data and subsequently report unexpected log event…

机器学习 · 计算机科学 2023-05-16 Max Landauer , Sebastian Onder , Florian Skopik , Markus Wurzenberger

Deep autoencoder has been extensively used for anomaly detection. Training on the normal data, the autoencoder is expected to produce higher reconstruction error for the abnormal inputs than the normal ones, which is adopted as a criterion…

计算机视觉与模式识别 · 计算机科学 2019-08-07 Dong Gong , Lingqiao Liu , Vuong Le , Budhaditya Saha , Moussa Reda Mansour , Svetha Venkatesh , Anton van den Hengel

Supervised learning requires the specification of a loss function to minimise. While the theory of admissible losses from both a computational and statistical perspective is well-developed, these offer a panoply of different choices. In…

机器学习 · 计算机科学 2020-02-11 Richard Nock , Aditya Krishna Menon

Training deep neural networks is a highly nontrivial task, involving carefully selecting appropriate training algorithms, scheduling step sizes and tuning other hyperparameters. Trying different combinations can be quite labor-intensive and…

机器学习 · 计算机科学 2017-06-13 Kaifeng Lv , Shunhua Jiang , Jian Li

The top-k error is a common measure of performance in machine learning and computer vision. In practice, top-k classification is typically performed with deep neural networks trained with the cross-entropy loss. Theoretical results indeed…

机器学习 · 计算机科学 2018-02-22 Leonard Berrada , Andrew Zisserman , M. Pawan Kumar

The robustness and anomaly detection capability of neural networks are crucial topics for their safe adoption in the real-world. Moreover, the over-parameterization of recent networks comes with high computational costs and raises questions…

机器学习 · 计算机科学 2022-07-12 Morgane Ayle , Bertrand Charpentier , John Rachwan , Daniel Zügner , Simon Geisler , Stephan Günnemann

The importance of domain knowledge in enhancing model performance and making reliable predictions in the real-world is critical. This has led to an increased focus on specific model properties for interpretability. We focus on incorporating…

机器学习 · 计算机科学 2019-12-04 Akhil Gupta , Naman Shukla , Lavanya Marla , Arinbjörn Kolbeinsson , Kartik Yellepeddi

Prior works have found it beneficial to combine provably noise-robust loss functions e.g., mean absolute error (MAE) with standard categorical loss function e.g. cross entropy (CE) to improve their learnability. Here, we propose to use…

机器学习 · 计算机科学 2021-11-01 Erik Englesson , Hossein Azizpour