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相关论文: Learning Object-Centric Representations in SAR Ima…

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Slot-based object-centric learning represents an image as a set of latent slots with a decoder that combines them into an image or features. The decoder specifies how slots are combined into an output, but the slot set is typically fixed:…

计算机视觉与模式识别 · 计算机科学 2026-03-13 Christos Chatzisavvas , Panagiotis Rigas , George Ioannakis , Vassilis Katsouros , Nikolaos Mitianoudis

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…

计算机视觉与模式识别 · 计算机科学 2024-05-07 Jianfeng Cai , Yue Ma , Zhixi Feng , Shuyuan Yang

Despite the remarkable progress in synthetic aperture radar automatic target recognition (SAR ATR), recent efforts have concentrated on detecting and classifying a specific category, e.g., vehicles, ships, airplanes, or buildings. One of…

计算机视觉与模式识别 · 计算机科学 2025-01-23 Weijie Li , Wei Yang , Yuenan Hou , Li Liu , Yongxiang Liu , Xiang Li

Unsupervised object-centric learning (OCL) decomposes visual scenes into distinct entities. Slot attention is a popular approach that represents individual objects as latent vectors, called slots. Current methods obtain these slot…

计算机视觉与模式识别 · 计算机科学 2026-02-10 Sebastian Bock , Leonie Schüßler , Krishnakant Singh , Simone Schaub-Meyer , Stefan Roth

We present Language-mediated, Object-centric Representation Learning (LORL), a paradigm for learning disentangled, object-centric scene representations from vision and language. LORL builds upon recent advances in unsupervised object…

机器学习 · 计算机科学 2021-06-09 Ruocheng Wang , Jiayuan Mao , Samuel J. Gershman , Jiajun Wu

Sparsity-regularized synthetic aperture radar (SAR) imaging framework has shown its remarkable performance to generate a feature enhanced high resolution image, in which a sparsity-inducing regularizer is involved by exploiting the sparsity…

计算机视觉与模式识别 · 计算机科学 2018-05-09 Biao Hou , Zaidao Wen , Licheng Jiao , Qian Wu

Extracting structured representations from raw visual data is an important and long-standing challenge in machine learning. Recently, techniques for unsupervised learning of object-centric representations have raised growing interest. In…

计算机视觉与模式识别 · 计算机科学 2025-01-24 Riccardo Majellaro , Jonathan Collu , Aske Plaat , Thomas M. Moerland

Deep learning techniques have achieved significant success in Synthetic Aperture Radar (SAR) target recognition using predefined datasets in static scenarios. However, real-world applications demand that models incrementally learn new…

计算机视觉与模式识别 · 计算机科学 2025-01-20 George Karantaidis , Athanasios Pantsios , Ioannis Kompatsiaris , Symeon Papadopoulos

Synthetic Aperture Radar (SAR) images are prone to be contaminated by noise, which makes it very difficult to perform target recognition in SAR images. Inspired by great success of very deep convolutional neural networks (CNNs), this paper…

计算机视觉与模式识别 · 计算机科学 2021-11-01 Moussa Amrani , Abdelatif Bey , Abdenour Amamra

Humans can discern scene-independent features of objects across various environments, allowing them to swiftly identify objects amidst changing factors such as lighting, perspective, size, and position and imagine the complete images of the…

计算机视觉与模式识别 · 计算机科学 2024-11-05 Tonglin Chen , Yinxuan Huang , Zhimeng Shen , Jinghao Huang , Bin Li , Xiangyang Xue

Object-centric learning aims to decompose an input image into a set of meaningful object files (slots). These latent object representations enable a variety of downstream tasks. Yet, object-centric learning struggles on real-world datasets,…

计算机视觉与模式识别 · 计算机科学 2025-06-10 Krishnakant Singh , Simone Schaub-Meyer , Stefan Roth

Photorealistic object appearance modeling from 2D images is a constant topic in vision and graphics. While neural implicit methods (such as Neural Radiance Fields) have shown high-fidelity view synthesis results, they cannot relight the…

计算机视觉与模式识别 · 计算机科学 2023-10-05 Hong-Xing Yu , Michelle Guo , Alireza Fathi , Yen-Yu Chang , Eric Ryan Chan , Ruohan Gao , Thomas Funkhouser , Jiajun Wu

A compositional understanding of the world in terms of objects and their geometry in 3D space is considered a cornerstone of human cognition. Facilitating the learning of such a representation in neural networks holds promise for…

Object-Centric Learning (OCL) aims to discover objects in images or videos by reconstructing the input. Representative methods achieve this by reconstructing the input as its Variational Autoencoder (VAE) discrete representations, which…

计算机视觉与模式识别 · 计算机科学 2025-11-11 Rongzhen Zhao , Vivienne Wang , Juho Kannala , Joni Pajarinen

We present a framework for simulating realistic inverse synthetic aperture radar images of automotive targets at millimeter wave frequencies. The model incorporates radar scattering phenomenology of commonly found vehicles along with…

信号处理 · 电气工程与系统科学 2021-03-19 Neeraj Pandey , Shobha Sundar Ram

This paper proposes rollable latent space (RLS) for an azimuth invariant synthetic aperture radar (SAR) target recognition. Scarce labeled data and limited viewing direction are critical issues in SAR target recognition.The RLS is a…

计算机视觉与模式识别 · 计算机科学 2018-04-23 Kazutoshi Sagi , Takahiro Toizumi , Yuzo Senda

Attention mechanisms are critically important in the advancement of synthetic aperture radar (SAR) automatic target recognition (ATR) systems. Traditional SAR ATR models often struggle with the noisy nature of the SAR data, frequently…

计算机视觉与模式识别 · 计算机科学 2024-09-04 Jacob Fein-Ashley , Rajgopal Kannan , Viktor Prasanna

The segmentation of synthetic aperture radar (SAR) images is a longstanding yet challenging task, not only because of the presence of speckle, but also due to the variations of surface backscattering properties in the images. Tremendous…

计算机视觉与模式识别 · 计算机科学 2017-07-25 Gui-Song Xia , Gang Liu , Wen Yang

Benefiting from a relatively larger aperture's angle, and in combination with a wide transmitting bandwidth, near-field synthetic aperture radar (SAR) provides a high-resolution image of a target's scattering distribution-hot spots.…

图像与视频处理 · 电气工程与系统科学 2022-11-29 Xu Zhan , Xiaoling Zhang , Wensi Zhang , Jun Shi , Shunjun Wei , Tianjiao Zeng

The generalization capabilities of robotic manipulation policies are heavily influenced by the choice of visual representations. Existing approaches typically rely on representations extracted from pre-trained encoders, using two dominant…

机器人学 · 计算机科学 2026-01-30 Alexandre Chapin , Bruno Machado , Emmanuel Dellandréa , Liming Chen