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Accurate multi-label classification of electrocardiogram (ECG) signals remains challenging due to the coexistence of multiple cardiac conditions, pronounced class imbalance, and long-range temporal dependencies in multi-lead recordings.…

机器学习 · 计算机科学 2026-01-28 Alireza Jafari , Fatemeh Jafari

This paper investigates the role of saliency to improve the classification accuracy of a Convolutional Neural Network (CNN) for the case when scarce training data is available. Our approach consists in adding a saliency branch to an…

计算机视觉与模式识别 · 计算机科学 2019-05-07 Carola Figueroa Flores , Abel Gonzalez-García , Joost van de Weijer , Bogdan Raducanu

Nowadays, deep learning can be employed to a wide ranges of fields including medicine, engineering, etc. In deep learning, Convolutional Neural Network (CNN) is extensively used in the pattern and sequence recognition, video analysis,…

计算机视觉与模式识别 · 计算机科学 2019-02-06 Rezoana Bente Arif , Md. Abu Bakr Siddique , Mohammad Mahmudur Rahman Khan , Mahjabin Rahman Oishe

Network traffic classification is the basis of many network security applications and has attracted enough attention in the field of cyberspace security. Existing network traffic classification based on convolutional neural networks (CNNs)…

机器学习 · 计算机科学 2023-09-12 Yu Zheng , Zhangxuan Dang , Chunlei Peng , Chao Yang , Xinbo Gao

Multi-label classification (MC) is a standard machine learning problem in which a data point can be associated with a set of classes. A more challenging scenario is given by hierarchical multi-label classification (HMC) problems, in which…

机器学习 · 计算机科学 2022-10-05 Eleonora Giunchiglia , Thomas Lukasiewicz

This paper concerns the use of objectness measures to improve the calibration performance of Convolutional Neural Networks (CNNs). CNNs have proven to be very good classifiers and generally localize objects well; however, the loss functions…

计算机视觉与模式识别 · 计算机科学 2020-12-09 Ujwal Krothapalli , A. Lynn Abbott

Weakly-supervised instance segmentation aims to detect and segment object instances precisely, given imagelevel labels only. Unlike previous methods which are composed of multiple offline stages, we propose Sequential Label Propagation and…

计算机视觉与模式识别 · 计算机科学 2020-04-27 Weifeng Ge , Sheng Guo , Weilin Huang , Matthew R. Scott

Recent algorithms in convolutional neural networks (CNN) considerably advance the fine-grained image classification, which aims to differentiate subtle differences among subordinate classes. However, previous studies have rarely focused on…

计算机视觉与模式识别 · 计算机科学 2016-03-14 Xiaofan Zhang , Feng Zhou , Yuanqing Lin , Shaoting Zhang

Spectrograms have been widely used in Convolutional Neural Networks based schemes for acoustic scene classification, such as the STFT spectrogram and the MFCC spectrogram, etc. They have different time-frequency characteristics,…

计算机视觉与模式识别 · 计算机科学 2018-09-06 Weiping Zheng , Zhenyao Mo , Xiaotao Xing , Gansen Zhao

Fine-grained image labels are desirable for many computer vision applications, such as visual search or mobile AI assistant. These applications rely on image classification models that can produce hundreds of thousands (e.g. 100K) of…

计算机视觉与模式识别 · 计算机科学 2017-11-27 Jiyang Gao , Zijian , Guo , Zhen Li , Ram Nevatia

Motivated by the fact that characteristics of different sound classes are highly diverse in different temporal scales and hierarchical levels, a novel deep convolutional neural network (CNN) architecture is proposed for the environmental…

声音 · 计算机科学 2018-06-15 Boqing Zhu , Kele Xu , Dezhi Wang , Lilun Zhang , Bo Li , Yuxing Peng

Convolutional Neural Networks (CNNs) have shown to be powerful medical image segmentation models. In this study, we address some of the main unresolved issues regarding these models. Specifically, training of these models on small medical…

计算机视觉与模式识别 · 计算机科学 2022-12-06 Davood Karimi , Ali Gholipour

An important part of breast cancer staging is the assessment of the sentinel axillary node for early signs of tumor spreading. However, this assessment by pathologists is not always easy and retrospective surveys often requalify the status…

定量方法 · 定量生物学 2024-04-30 Eric Bonnet

Objects of different classes can be described using a limited number of attributes such as color, shape, pattern, and texture. Learning to detect object attributes instead of only detecting objects can be helpful in dealing with a priori…

计算机视觉与模式识别 · 计算机科学 2018-11-13 Soubarna Banik , Mikko Lauri , Simone Frintrop

This paper addresses a multi-label predictive fault classification problem for multidimensional time-series data. While fault (event) detection problems have been thoroughly studied in literature, most of the state-of-the-art techniques…

机器学习 · 计算机科学 2020-01-29 Wenyu Zhang , Devesh K. Jha , Emil Laftchiev , Daniel Nikovski

We report applications of Convolutional Neural Networks (CNN) to multi-classification classification of a large medical data set. We discuss in detail how changes in the CNN model and the data pre-processing impact the classification…

机器学习 · 计算机科学 2020-12-29 YuanZheng Hu , Marina Sokolova

In this paper, we address the dataset scarcity issue with the hyperspectral image classification. As only a few thousands of pixels are available for training, it is difficult to effectively learn high-capacity Convolutional Neural Networks…

计算机视觉与模式识别 · 计算机科学 2018-05-04 Hyungtae Lee , Sungmin Eum , Heesung Kwon

Convolutional Neural Networks (CNNs) do not have a predictable recognition behavior with respect to the input resolution change. This prevents the feasibility of deployment on different input image resolutions for a specific model. To…

计算机视觉与模式识别 · 计算机科学 2020-07-14 Duo Li , Anbang Yao , Qifeng Chen

Embedding Convolutional Neural Network (CNN) into edge devices for inference is a very challenging task because such lightweight hardware is not born to handle this heavyweight software, which is the common overhead from the modern…

计算机视觉与模式识别 · 计算机科学 2020-09-17 Ching-Chen Wang , Ching-Te Chiu , Jheng-Yi Chang

In this paper, we propose a novel Convolutional Neural Network (CNN) architecture for learning multi-scale feature representations with good tradeoffs between speed and accuracy. This is achieved by using a multi-branch network, which has…

计算机视觉与模式识别 · 计算机科学 2019-08-01 Chun-Fu Chen , Quanfu Fan , Neil Mallinar , Tom Sercu , Rogerio Feris