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相关论文: Classification of Polarimetric SAR Images Using Co…

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Convolutional neural networks (CNN) have been successfully employed to tackle several remote sensing tasks such as image classification and show better performance than previous techniques. For the radar imaging community, a natural…

信号处理 · 电气工程与系统科学 2018-07-03 Jingkun Gao , Bin Deng , Yuliang Qin , Hongqiang Wang , Xiang Li

In this paper, we propose a new deep neural network classifier that simultaneously maximizes the inter-class separation and minimizes the intra-class variation by using the polyhedral conic classification function. The proposed method has…

计算机视觉与模式识别 · 计算机科学 2021-02-26 Hakan Cevikalp , Bedirhan Uzun , Okan Köpüklü , Gurkan Ozturk

Satellite-based Synthetic Aperture Radar (SAR) images can be used as a source of remote sensed imagery regardless of cloud cover and day-night cycle. However, the speckle noise and varying image acquisition conditions pose a challenge for…

计算机视觉与模式识别 · 计算机科学 2023-11-03 Janne Alatalo , Tuomo Sipola , Mika Rantonen

Deep learning has been extensively utilized for PolSAR image classification. However, most existing methods transform the polarimetric covariance matrix into a real- or complex-valued vector to comply with standard deep learning frameworks…

计算机视觉与模式识别 · 计算机科学 2025-07-08 Junfei Shi , Yuke Li , Mengmeng Nie , Fang Liu , Haiyan Jin , Junhuai Li , Weisi Lin

Matching sonar images with high accuracy has been a problem for a long time, as sonar images are inherently hard to model due to reflections, noise and viewpoint dependence. Autonomous Underwater Vehicles require good sonar image matching…

计算机视觉与模式识别 · 计算机科学 2017-09-08 Matias Valdenegro-Toro

In modern computer vision tasks, convolutional neural networks (CNNs) are indispensable for image classification tasks due to their efficiency and effectiveness. Part of their superiority compared to other architectures, comes from the fact…

机器学习 · 计算机科学 2019-06-11 Vighnesh Birodkar , Hossein Mobahi , Dilip Krishnan , Samy Bengio

Polarimetric synthetic aperture radar (PolSAR) has achieved a prominent position as a remote imaging method. However, PolSAR images are contaminated by speckle noise due to the coherent illumination employed during the data acquisition.…

Rock classification plays an important role in rock mechanics, petrology, mining engineering, magmatic processes, and numerous other fields pertaining to geosciences. This study proposes a concatenated convolutional neural network (Con-CNN)…

图像与视频处理 · 电气工程与系统科学 2020-03-25 Cheng Su , Sheng-jia Xu , Kong-yang Zhu , Xiao-can Zhang

The ability to accurately detect and classify objects at varying pixel sizes in cluttered scenes is crucial to many Navy applications. However, detection performance of existing state-of the-art approaches such as convolutional neural…

计算机视觉与模式识别 · 计算机科学 2017-08-28 JT Turner , Kalyan Moy Gupta , David Aha

Convolutional neural networks (CNNs) have shown great capability of solving various artificial intelligence tasks. However, the increasing model size has raised challenges in employing them in resource-limited applications. In this work, we…

计算机视觉与模式识别 · 计算机科学 2018-09-06 Hongyang Gao , Zhengyang Wang , Shuiwang Ji

The translation of imaging Mueller polarimetry to clinical practice is often hindered by large footprint and relatively slow acquisition speed of the existing instruments. Using polarization-sensitive camera as a detector may reduce…

Synthetic Aperture Radar (SAR) data enables large-scale surveillance of maritime vessels. However, near-real-time monitoring is currently constrained by the need to downlink all raw data, perform image focusing, and subsequently analyze it…

计算机视觉与模式识别 · 计算机科学 2025-08-15 Fabian Kresse , Georgios Pilikos , Mario Azcueta , Nicolas Floury

Deep learning models for complex-valued Synthetic Aperture Radar (CV-SAR) image recognition are fundamentally constrained by a representation trilemma under data-limited and domain-shift scenarios: the concurrent, yet conflicting,…

计算机视觉与模式识别 · 计算机科学 2025-10-24 Haodong Yang , Zhongling Huang , Shaojie Guo , Zhe Zhang , Gong Cheng , Junwei Han

This work presents a comprehensive examination of the use of information theory for understanding Polarimetric Synthetic Aperture Radar (PolSAR) images by means of contrast measures that can be used as test statistics. Due to the phenomenon…

统计方法学 · 统计学 2014-02-11 A. C. Frery , A. D. C. Nascimento , R. J. Cintra

Purpose: The aim of this work is to demonstrate that convolutional neural networks (CNN) can be applied to extremely sparse image libraries by subdivision of the original image datasets. Methods: Image datasets from a conventional digital…

计算机视觉与模式识别 · 计算机科学 2020-10-27 Johan P. Boetker

High resolution magnetic resonance (MR) imaging is desirable in many clinical applications due to its contribution to more accurate subsequent analyses and early clinical diagnoses. Single image super resolution (SISR) is an effective and…

计算机视觉与模式识别 · 计算机科学 2019-09-17 Xiaole Zhao , Yulun Zhang , Tao Zhang , Xueming Zou

We propose a new method for creating computationally efficient convolutional neural networks (CNNs) by using low-rank representations of convolutional filters. Rather than approximating filters in previously-trained networks with more…

计算机视觉与模式识别 · 计算机科学 2016-11-30 Yani Ioannou , Duncan Robertson , Jamie Shotton , Roberto Cipolla , Antonio Criminisi

Convolutional neural networks (CNN) have proven to be state of the art methods for many image classification tasks and their use is rapidly increasing in remote sensing problems. One of their major strengths is that, when enough data is…

计算机视觉与模式识别 · 计算机科学 2020-12-11 Gonzalo Mateo-García , Luis Gómez-Chova , Gustau Camps-Valls

With the increasing availability of optical and synthetic aperture radar (SAR) images thanks to the Sentinel constellation, and the explosion of deep learning, new methods have emerged in recent years to tackle the reconstruction of optical…

图像与视频处理 · 电气工程与系统科学 2022-04-04 Rémi Cresson , Nicolas Narçon , Raffaele Gaetano , Aurore Dupuis , Yannick Tanguy , Stéphane May , Benjamin Commandre

In this paper we introduce a novel method for segmentation that can benefit from general semantics of Convolutional Neural Network (CNN). Our segmentation proposes visually and semantically coherent image segments. We use binary encoding of…

计算机视觉与模式识别 · 计算机科学 2016-11-22 Mahdyar Ravanbakhsh , Hossein Mousavi , Moin Nabi , Lucio Marcenaro , Carlo Regazzoni