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Modern change detection (CD) has achieved remarkable success by the powerful discriminative ability of deep convolutions. However, high-resolution remote sensing CD remains challenging due to the complexity of objects in the scene. Objects…

计算机视觉与模式识别 · 计算机科学 2021-07-13 Hao Chen , Zipeng Qi , Zhenwei Shi

Instance segmentation of remote sensing images (RSIs) is an essential task for a wide range of applications such as land planning and intelligent transport. Instance segmentation of RSIs is constantly plagued by the unbalanced ratio of…

计算机视觉与模式识别 · 计算机科学 2024-09-12 Xuexue Li

Vision Transformers (ViTs) have achieved remarkable success in computer vision tasks. However, their potential in rotation-sensitive scenarios has not been fully explored, and this limitation may be inherently attributed to the lack of…

计算机视觉与模式识别 · 计算机科学 2024-02-23 Hongtian Yu , Yunjie Tian , Qixiang Ye , Yunfan Liu

Synthetic aperture sonar (SAS) image resolution is constrained by waveform bandwidth and array geometry. Specifically, the waveform bandwidth determines a point spread function (PSF) that blurs the locations of point scatterers in the…

计算机视觉与模式识别 · 计算机科学 2021-12-17 Albert Reed , Thomas Blanford , Daniel C. Brown , Suren Jayasuriya

We present a framework to translate between 2D image views and 3D object shapes. Recent progress in deep learning enabled us to learn structure-aware representations from a scene. However, the existing literature assumes that pairs of…

计算机视觉与模式识别 · 计算机科学 2021-02-02 Berk Kaya , Radu Timofte

Self-supervised Learning (SSL) has been widely applied to learn image representations through exploiting unlabeled images. However, it has not been fully explored in the medical image analysis field. In this work, Saliency-guided…

计算机视觉与模式识别 · 计算机科学 2024-03-13 Yijin Huang , Junyan Lyu , Pujin Cheng , Roger Tam , Xiaoying Tang

Video transformers have achieved impressive results on major video recognition benchmarks, which however suffer from high computational cost. In this paper, we present STTS, a token selection framework that dynamically selects a few…

计算机视觉与模式识别 · 计算机科学 2022-07-19 Junke Wang , Xitong Yang , Hengduo Li , Li Liu , Zuxuan Wu , Yu-Gang Jiang

Recent methods for neural surface representation and rendering, for example NeuS, have demonstrated the remarkably high-quality reconstruction of static scenes. However, the training of NeuS takes an extremely long time (8 hours), which…

计算机视觉与模式识别 · 计算机科学 2023-11-20 Yiming Wang , Qin Han , Marc Habermann , Kostas Daniilidis , Christian Theobalt , Lingjie Liu

The most recent year has witnessed the success of applying the Vision Transformer (ViT) for image classification. However, there are still evidences indicating that ViT often suffers following two aspects, i) the high computation and the…

计算机视觉与模式识别 · 计算机科学 2021-12-30 Xian Wei , Bin Wang , Mingsong Chen , Ji Yuan , Hai Lan , Jiehuang Shi , Xuan Tang , Bo Jin , Guozhang Chen , Dongping Yang

In this paper, we present an innovative approach to self-supervised learning for Vision Transformers (ViTs), integrating local masked image modeling with progressive layer freezing. This method focuses on enhancing the efficiency and speed…

计算机视觉与模式识别 · 计算机科学 2023-12-06 Utku Mert Topcuoglu , Erdem Akagündüz

Multivariate time-series data are frequently observed in critical care settings and are typically characterized by sparsity (missing information) and irregular time intervals. Existing approaches for learning representations in this domain…

机器学习 · 计算机科学 2022-02-17 Sindhu Tipirneni , Chandan K. Reddy

Vision Transformers (ViTs) have achieved impressive performance over various computer vision tasks. However, modeling global correlations with multi-head self-attention (MSA) layers leads to two widely recognized issues: the massive…

计算机视觉与模式识别 · 计算机科学 2024-01-17 Haoyu He , Jianfei Cai , Jing Liu , Zizheng Pan , Jing Zhang , Dacheng Tao , Bohan Zhuang

Class-incremental semantic segmentation (CSS) requires that a model learn to segment new classes without forgetting how to segment previous ones: this is typically achieved by distilling the current knowledge and incorporating the latest…

计算机视觉与模式识别 · 计算机科学 2024-11-06 Jinchao Ge , Bowen Zhang , Akide Liu , Minh Hieu Phan , Qi Chen , Yangyang Shu , Yang Zhao

Weakly-supervised image segmentation (WSIS) is a critical task in computer vision that relies on image-level class labels. Multi-stage training procedures have been widely used in existing WSIS approaches to obtain high-quality pseudo-masks…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Chunyan Wang , Dong Zhang , Rui Yan

Many studies have concentrated on constructing supervised models utilizing paired datasets for image denoising, which proves to be expensive and time-consuming. Current self-supervised and unsupervised approaches typically rely on…

计算机视觉与模式识别 · 计算机科学 2026-03-10 Huaqiu Li , Wang Zhang , Xiaowan Hu , Tao Jiang , Zikang Chen , Haoqian Wang

Spatial-temporal forecasting is crucial and widely applicable in various domains such as traffic, energy, and climate. Benefiting from the abundance of unlabeled spatial-temporal data, self-supervised methods are increasingly adapted to…

机器学习 · 计算机科学 2024-12-20 Qi Zheng , Zihao Yao , Yaying Zhang

Due to the difficulty of replicating the real conditions during training, supervised algorithms for spacecraft pose estimation experience a drop in performance when trained on synthetic data and applied to real operational data. To address…

计算机视觉与模式识别 · 计算机科学 2024-10-08 Juan Ignacio Bravo Pérez-Villar , Álvaro García-Martín , Jesús Bescós , Juan C. SanMiguel

The deployment of reconfigurable intelligent surfaces (RISs) in a communication system provides control over the propagation environment, which facilitates the augmentation of a multitude of communication objectives. As these performance…

信号处理 · 电气工程与系统科学 2023-05-04 Bilal Ahmad , Kevin Weinberger , Aydin Sezgin , Bilal Zafar , Martin Haardt

Several interpretability methods for convolutional network-based classifiers exist. Most of these methods focus on extracting saliency maps for a given sample, providing a local explanation that highlights the main regions for the…

European satellite missions Sentinel-1 (S1) and Sentinel-2 (S2) provide at highspatial resolution and high revisit time, respectively, radar and optical imagesthat support a wide range of Earth surface monitoring tasks such as LandUse/Land…