中文
相关论文

相关论文: Dual-branch PolSAR Image Classification Based on G…

200 篇论文

Supervised object detection and semantic segmentation require object or even pixel level annotations. When there exist image level labels only, it is challenging for weakly supervised algorithms to achieve accurate predictions. The accuracy…

计算机视觉与模式识别 · 计算机科学 2018-03-06 Weifeng Ge , Sibei Yang , Yizhou Yu

Self-supervised learning is popular method because of its ability to learn features in images without using its labels and is able to overcome limited labeled datasets used in supervised learning. Self-supervised learning works by using a…

计算机视觉与模式识别 · 计算机科学 2023-07-28 Aristo Renaldo Ruslim , Novanto Yudistira , Budi Darma Setiawan

In this paper, we investigated the semantic segmentation of Polarimetric Synthetic Aperture Radar (PolSAR) using Complex-Valued Neural Network (CVNN). Although the coherency matrix is more widely used as the input of CVNN, the Pauli vector…

计算机视觉与模式识别 · 计算机科学 2022-11-01 José Agustin Barrachina , Chengfang Ren , Christèle Morisseau , Gilles Vieillard , Jean-Philippe Ovarlez

Hyperspectral images often have hundreds of spectral bands of different wavelengths captured by aircraft or satellites that record land coverage. Identifying detailed classes of pixels becomes feasible due to the enhancement in spectral and…

计算机视觉与模式识别 · 计算机科学 2022-04-21 Raymond H. Chan , Ruoning Li

Current 3D semi-supervised segmentation methods face significant challenges such as limited consideration of contextual information and the inability to generate reliable pseudo-labels for effective unsupervised data use. To address these…

计算机视觉与模式识别 · 计算机科学 2023-11-22 Sanaz Karimijafarbigloo , Reza Azad , Yury Velichko , Ulas Bagci , Dorit Merhof

Supervised machine learning requires a large amount of labeled data to achieve proper test results. However, generating accurately labeled segmentation maps on remote sensing imagery, including images from synthetic aperture radar (SAR), is…

Deep learning approaches heavily rely on high-quality human supervision which is nonetheless expensive, time-consuming, and error-prone, especially for image segmentation task. In this paper, we propose a method to automatically synthesize…

计算机视觉与模式识别 · 计算机科学 2021-12-06 Yu Yang , Hakan Bilen , Qiran Zou , Wing Yin Cheung , Xiangyang Ji

Unsupervised learning has grown in popularity because of the difficulty of collecting annotated data and the development of modern frameworks that allow us to learn from unlabeled data. Existing studies, however, either disregard variations…

计算机视觉与模式识别 · 计算机科学 2023-05-25 Yi-Zhan Xu , Chih-Yao Chen , Cheng-Te Li

Medical image segmentation has been significantly advanced by deep learning (DL) techniques, though the data scarcity inherent in medical applications poses a great challenge to DL-based segmentation methods. Self-supervised learning offers…

计算机视觉与模式识别 · 计算机科学 2024-02-13 Binyan Hu , A. K. Qin

In this paper, we propose a deep invertible hybrid model which integrates discriminative and generative learning at a latent space level for semi-supervised few-shot classification. Various tasks for classifying new species from image data…

计算机视觉与模式识别 · 计算机科学 2021-05-25 Yusuke Ohtsubo , Tetsu Matsukawa , Einoshin Suzuki

Polarimetric Synthetic Aperture Radar (PolSAR) images are an important source of information. Speckle noise gives SAR images a granular appearance that makes interpretation and analysis hard tasks. A major issue is the assessment of…

应用统计 · 统计学 2019-05-01 M. G. Palacio , S. B. Ferrero , A. C. Frery

This paper presents a sparse representation-based classification approach with a novel dictionary construction procedure. By using the constructed dictionary sophisticated prior knowledge about the spatial nature of the image can be…

计算机视觉与模式识别 · 计算机科学 2017-08-22 Ribana Roscher , Björn Waske

Can we automatically group images into semantically meaningful clusters when ground-truth annotations are absent? The task of unsupervised image classification remains an important, and open challenge in computer vision. Several recent…

计算机视觉与模式识别 · 计算机科学 2020-07-06 Wouter Van Gansbeke , Simon Vandenhende , Stamatios Georgoulis , Marc Proesmans , Luc Van Gool

The performance of supervised deep learning methods for medical image segmentation is often limited by the scarcity of labeled data. As a promising research direction, semi-supervised learning addresses this dilemma by leveraging unlabeled…

图像与视频处理 · 电气工程与系统科学 2024-05-13 Zihang Liu , Chunhui Zhao

Deep convolutional neural networks require large amounts of labeled data samples. For many real-world applications, this is a major limitation which is commonly treated by augmentation methods. In this work, we address the problem of…

计算机视觉与模式识别 · 计算机科学 2022-08-01 Christoph Reinders , Frederik Schubert , Bodo Rosenhahn

This work presents a novel approach for semi-supervised semantic segmentation. The key element of this approach is our contrastive learning module that enforces the segmentation network to yield similar pixel-level feature representations…

计算机视觉与模式识别 · 计算机科学 2021-08-09 Inigo Alonso , Alberto Sabater , David Ferstl , Luis Montesano , Ana C. Murillo

Automated segmentation of hard exudates in colour fundus images is a challenge task due to issues of extreme class imbalance and enormous size variation. This paper aims to tackle these issues and proposes a dual-branch network with…

计算机视觉与模式识别 · 计算机科学 2021-05-07 Qing Liu , Haotian Liu , Yixiong Liang

This work presents a novel label-efficient selfsupervised representation learning-based approach for classifying diabetic retinopathy (DR) images in cross-domain settings. Most of the existing DR image classification methods are based on…

图像与视频处理 · 电气工程与系统科学 2023-04-25 Ekta Gupta , Varun Gupta , Muskaan Chopra , Prakash Chandra Chhipa , Marcus Liwicki

We propose a weakly-supervised framework for the semantic segmentation of circular-scan synthetic-aperture-sonar (CSAS) imagery. The first part of our framework is trained in a supervised manner, on image-level labels, to uncover a set of…

Herein, we present a system for hyperspectral image segmentation that utilizes multiple class--based denoising autoencoders which are efficiently trained. Moreover, we present a novel hyperspectral data augmentation method for labelled HSI…

计算机视觉与模式识别 · 计算机科学 2018-07-30 John E. Ball , Pan Wei
‹ 上一页 1 8 9 10 下一页 ›