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Semantic segmentation, as a basic tool for intelligent interpretation of remote sensing images, plays a vital role in many Earth Observation (EO) applications. Nowadays, accurate semantic segmentation of remote sensing images remains a…

Computer Vision and Pattern Recognition · Computer Science 2024-06-18 Libo Wang , Dongxu Li , Sijun Dong , Xiaoliang Meng , Xiaokang Zhang , Danfeng Hong

Supervised learning is dominant in person search, but it requires elaborate labeling of bounding boxes and identities. Large-scale labeled training data is often difficult to collect, especially for person identities. A natural question is…

Computer Vision and Pattern Recognition · Computer Science 2021-09-14 Chuchu Han , Kai Su , Dongdong Yu , Zehuan Yuan , Changxin Gao , Nong Sang , Yi Yang , Changhu Wang

We propose a novel approach for fast and accurate stereo visual Simultaneous Localization and Mapping (SLAM) independent of feature detection and matching. We extend monocular Direct Sparse Odometry (DSO) to a stereo system by optimizing…

Robotics · Computer Science 2021-12-06 Jiawei Mo , Md Jahidul Islam , Junaed Sattar

Limited by the cost and technology, the resolution of depth map collected by depth camera is often lower than that of its associated RGB camera. Although there have been many researches on RGB image super-resolution (SR), a major problem…

Computer Vision and Pattern Recognition · Computer Science 2020-11-25 Chuhua Xian , Kun Qian , Zitian Zhang , Charlie C. L. Wang

State-of-the-art person re-identification systems that employ a triplet based deep network suffer from a poor generalization capability. In this paper, we propose a four stream Siamese deep convolutional neural network for person…

Computer Vision and Pattern Recognition · Computer Science 2018-12-24 Amena Khatun , Simon Denman , Sridha Sridharan , Clinton Fookes

In this paper, we consider the problem of planar graph-based simultaneous localization and mapping (SLAM) that involves both poses of the autonomous agent and positions of observed landmarks. We present CPL-SLAM, an efficient and…

Computer Vision and Pattern Recognition · Computer Science 2020-07-15 Taosha Fan , Hanlin Wang , Michael Rubenstein , Todd Murphey

We argue that robust dense SLAM systems can make valuable use of the layers of features coming from a standard CNN as a pyramid of `semantic texture' which is suitable for dense alignment while being much more robust to nuisance factors…

Computer Vision and Pattern Recognition · Computer Science 2017-08-30 Jan Czarnowski , Stefan Leutenegger , Andrew Davison

It has been demonstrated that artificial neural networks like autoencoders or Siamese networks encode meaningful concepts in their latent spaces. However, there does not exist a comprehensive framework for retrieving this information in a…

Machine Learning · Computer Science 2025-09-29 Sebastian J. Wetzel , Zakaria Patel

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

Although well-known large-scale datasets, such as ImageNet, have driven image understanding forward, most of these datasets require extensive manual annotation and are thus not easily scalable. This limits the advancement of image…

Computer Vision and Pattern Recognition · Computer Science 2020-02-07 Jean Lahoud , Bernard Ghanem

The goal of neural-symbolic computation is to integrate the connectionist and symbolist paradigms. Prior methods learn the neural-symbolic models using reinforcement learning (RL) approaches, which ignore the error propagation in the…

Machine Learning · Statistics 2020-07-29 Qing Li , Siyuan Huang , Yining Hong , Yixin Chen , Ying Nian Wu , Song-Chun Zhu

Matching pedestrians across multiple camera views, known as human re-identification, is a challenging research problem that has numerous applications in visual surveillance. With the resurgence of Convolutional Neural Networks (CNNs),…

Computer Vision and Pattern Recognition · Computer Science 2016-09-27 Rahul Rama Varior , Mrinal Haloi , Gang Wang

Loop closing is a crucial component in SLAM that helps eliminate accumulated errors through two main steps: loop detection and loop pose correction. The first step determines whether loop closing should be performed, while the second…

Robotics · Computer Science 2024-11-12 Neng Wang , Xieyuanli Chen , Chenghao Shi , Zhiqiang Zheng , Hongshan Yu , Huimin Lu

The availability of real-time semantics greatly improves the core geometric functionality of SLAM systems, enabling numerous robotic and AR/VR applications. We present a new methodology for real-time semantic mapping from RGB-D sequences…

Computer Vision and Pattern Recognition · Computer Science 2023-10-16 Jingwen Wang , Juan Tarrio , Lourdes Agapito , Pablo F. Alcantarilla , Alexander Vakhitov

Imaging radar is an emerging sensor modality in the context of Localization and Mapping (SLAM), especially suitable for vision-obstructed environments. This article investigates the use of 4D imaging radars for SLAM and analyzes the…

In this work, we propose a novel staged depthwise correlation and feature fusion network, named DCFFNet, to further optimize the feature extraction for visual tracking. We build our deep tracker upon a siamese network architecture, which is…

Computer Vision and Pattern Recognition · Computer Science 2023-10-17 Dianbo Ma , Jianqiang Xiao , Ziyan Gao , Satoshi Yamane

We consider the problem of dense depth prediction from a sparse set of depth measurements and a single RGB image. Since depth estimation from monocular images alone is inherently ambiguous and unreliable, to attain a higher level of…

Robotics · Computer Science 2018-02-27 Fangchang Ma , Sertac Karaman

While traditional methods relies on depth sensors, the current trend leans towards utilizing cost-effective RGB images, despite their absence of depth cues. This paper introduces an interesting approach to detect grasping pose from a single…

Computer Vision and Pattern Recognition · Computer Science 2023-10-31 Zhaocong Li

In this paper, a novel 3D deep learning network is proposed for brain MR image segmentation with randomized connection, which can decrease the dependency between layers and increase the network capacity. The convolutional LSTM and 3D…

Computer Vision and Pattern Recognition · Computer Science 2018-05-23 Siqi Bao , Pei Wang , Tony C. W. Mok , Albert C. S. Chung

Recently, deep learning has achieved promising performance in the change detection task. However, the deep models are task-specific and data set bias often exists, thus it is difficult to transfer a network trained on one multi-temporal…

Computer Vision and Pattern Recognition · Computer Science 2020-04-14 Hongruixuan Chen , Chen Wu , Bo Du , Liangepei Zhang