English
Related papers

Related papers: Deep Curriculum Learning for PolSAR Image Classifi…

200 papers

Classification of polarimetric synthetic aperture radar (PolSAR) images is an active research area with a major role in environmental applications. The traditional Machine Learning (ML) methods proposed in this domain generally focus on…

Computer Vision and Pattern Recognition · Computer Science 2024-09-10 Mete Ahishali , Serkan Kiranyaz , Turker Ince , Moncef Gabbouj

Existing polarimetric synthetic aperture radar (PolSAR) image classification methods cannot achieve satisfactory performance on complex scenes characterized by several types of land cover with significant levels of noise or similar…

Computer Vision and Pattern Recognition · Computer Science 2019-03-19 Wenshuai Chen , Shuiping Gou , Xinlin Wang , Licheng Jiao , Changzhe Jiao , Alina Zare

Image clustering is one of the crucial techniques in multimedia analytics and knowledge discovery. Recently, the Deep clustering method (DC), characterized by its ability to perform feature learning and cluster assignment jointly, surpasses…

Computer Vision and Pattern Recognition · Computer Science 2026-04-07 Haiyang Zheng , Ruilin Zhang , Hongpeng Wang

Convolutional neural networks (CNNs) have been widely used to improve the accuracy of polarimetric synthetic aperture radar (PolSAR) image classification. However, in most studies, the difference between PolSAR images and optical images is…

Computer Vision and Pattern Recognition · Computer Science 2019-09-13 Lamei Zhang , Hongwei Dong , Bin Zou

Polarimetric synthetic aperture radar (PolSAR) image interpretation is widely used in various fields. Recently, deep learning has made significant progress in PolSAR image classification. Supervised learning (SL) requires a large amount of…

Computer Vision and Pattern Recognition · Computer Science 2024-05-07 Jianfeng Cai , Yue Ma , Zhixi Feng , Shuyuan Yang

Efficient and accurate polarimetric synthetic aperture radar (PolSAR) image classification with a limited number of prior labels is always full of challenges. For general supervised deep learning classification algorithms, the…

Computer Vision and Pattern Recognition · Computer Science 2020-01-22 Dongling Xiao , Chang Liu , Qi Wang , Chao Wang , Xin Zhang

A Polarimetric Synthetic Aperture Radar (PolSAR) sensor is able to collect images in different polarization states, making it a rich source of information for target characterization. PolSAR images are inherently affected by speckle.…

Image and Video Processing · Electrical Eng. & Systems 2022-02-16 Adugna G. Mullissa , Claudio Persello , Johannes Reiche

Although complex-valued (CV) neural networks have shown better classification results compared to their real-valued (RV) counterparts for polarimetric synthetic aperture radar (PolSAR) classification, the extension of pixel-level RV…

Image and Video Processing · Electrical Eng. & Systems 2019-10-01 Yice Cao , Yan Wu , Peng Zhang , Wenkai Liang , Ming Li

Synthetic aperture radar (SAR) images are affected by a spatially-correlated and signal-dependent noise called speckle, which is very severe and may hinder image exploitation. Despeckling is an important task that aims at removing such…

Image and Video Processing · Electrical Eng. & Systems 2021-05-04 Giulia Fracastoro , Enrico Magli , Giovanni Poggi , Giuseppe Scarpa , Diego Valsesia , Luisa Verdoliva

Deep learning is an effective end-to-end method for Polarimetric Synthetic Aperture Radar(PolSAR) image classification, but it lacks the guidance of related mathematical principle and is essentially a black-box model. In addition, existing…

Computer Vision and Pattern Recognition · Computer Science 2025-02-24 Junfei Shi , Mengmeng Nie , Weisi Lin , Haiyan Jin , Junhuai Li , Rui Wang

In recent years, deep learning models have revolutionized medical image interpretation, offering substantial improvements in diagnostic accuracy. However, these models often struggle with challenging images where critical features are…

Computer Vision and Pattern Recognition · Computer Science 2023-07-03 Pradeep Singh , Kishore Babu Nampalle , Uppala Vivek Narayan , Balasubramanian Raman

Deep neural networks are playing an important role in state-of-the-art visual recognition. To represent high-level visual concepts, modern networks are equipped with large convolutional layers, which use a large number of filters and…

Computer Vision and Pattern Recognition · Computer Science 2017-03-06 Yan Wang , Lingxi Xie , Ya Zhang , Wenjun Zhang , Alan Yuille

We propose Deep Companion Learning (DCL), a novel training method for Deep Neural Networks (DNNs) that enhances generalization by penalizing inconsistent model predictions compared to its historical performance. To achieve this, we train a…

Computer Vision and Pattern Recognition · Computer Science 2024-07-29 Ruizhao Zhu , Venkatesh Saligrama

Recently, deep learning methods have achieved superior performance for Polarimetric Synthetic Aperture Radar(PolSAR) image classification. Existing deep learning methods learn PolSAR data by converting the covariance matrix into a feature…

Computer Vision and Pattern Recognition · Computer Science 2023-12-07 Junfei Shi , Wei Wang , Haiyan Jin , Mengmeng Nie , Shanshan Ji

Speckle suppression in synthetic aperture radar (SAR) images is a key processing step which continues to be a research topic. A wide variety of methods, using either spatially-based approaches or transform-based strategies, have been…

Computer Vision and Pattern Recognition · Computer Science 2024-08-30 Alejandro Mestre-Quereda , Juan M. Lopez-Sanchez

Discriminative Dictionary Learning (DL) methods have been widely advocated for image classification problems. To further sharpen their discriminative capabilities, most state-of-the-art DL methods have additional constraints included in the…

Machine Learning · Computer Science 2019-03-08 Wen Tang , Ashkan Panahi , Hamid Krim , Liyi Dai

We explore different curriculum learning methods for training convolutional neural networks on the task of deformable pairwise 3D medical image registration. To the best of our knowledge, we are the first to attempt to improve performance…

Computer Vision and Pattern Recognition · Computer Science 2021-06-09 Mihail Burduja , Radu Tudor Ionescu

Visual SLAM (Simultaneous Localization and Mapping) methods typically rely on handcrafted visual features or raw RGB values for establishing correspondences between images. These features, while suitable for sparse mapping, often lead to…

Computer Vision and Pattern Recognition · Computer Science 2018-11-21 Chamara Saroj Weerasekera , Ravi Garg , Yasir Latif , Ian Reid

Clustering is a class of unsupervised learning methods that has been extensively applied and studied in computer vision. Little work has been done to adapt it to the end-to-end training of visual features on large scale datasets. In this…

Computer Vision and Pattern Recognition · Computer Science 2019-03-19 Mathilde Caron , Piotr Bojanowski , Armand Joulin , Matthijs Douze

The order of training samples can have a significant impact on the performance of a classifier. Curriculum learning is a method of ordering training samples from easy to hard. This paper proposes the novel idea of a curriculum learning…

Machine Learning · Computer Science 2024-11-12 Shonal Chaudhry , Anuraganand Sharma
‹ Prev 1 2 3 10 Next ›