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Related papers: DyLoc: Dynamic Localization for Massive MIMO Using…

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Spatial-temporal data, fundamental to many intelligent applications, reveals dependencies indicating causal links between present measurements at specific locations and historical data at the same or other locations. Within this context,…

Machine Learning · Computer Science 2025-01-16 Wenying Duan , Shujun Guo , Wei huang , Hong Rao , Xiaoxi He

To alleviate the pilot and CSI-feedback burden in 6G, channel knowledge map (CKM) has emerged as a promising approach that predicts CSI solely from user locations. Nevertheless, accurate location information is rarely available in current…

Signal Processing · Electrical Eng. & Systems 2026-03-18 Kequan Zhou , Guangyi Zhang , Hanlei Li , Yunlong Cai , Guanding Yu

Deep neural networks have consistently shown great performance in several real-world use cases like autonomous vehicles, satellite imaging, etc., effectively leveraging large corpora of labeled training data. However, learning unbiased…

Machine Learning · Computer Science 2023-05-19 Nathan Beck , Suraj Kothawade , Pradeep Shenoy , Rishabh Iyer

Navigation of mobile robots within crowded environments is an essential task in various use cases, such as delivery, health care, or logistics. Deep Reinforcement Learning (DRL) emerged as an alternative method to replace overly…

Robotics · Computer Science 2021-09-27 Linh Kästner , Xinlin Zhao , Zhengcheng Shen , Jens Lambrecht

This paper introduces a data-driven operator learning method for multiscale partial differential equations, with a particular emphasis on preserving high-frequency information. Drawing inspiration from the representation of multiscale…

Machine Learning · Computer Science 2024-08-05 Bo Xu , Xinliang Liu , Lei Zhang

Predicting the dynamics of complex systems is crucial for various scientific and engineering applications. The accuracy of predictions depends on the model's ability to capture the intrinsic dynamics. While existing methods capture key…

Computational Engineering, Finance, and Science · Computer Science 2025-06-10 Ruikun Li , Jingwen Cheng , Huandong Wang , Qingmin Liao , Yong Li

We present a visual localization system that learns to estimate camera poses in the real world with the help of synthetic data. Despite significant progress in recent years, most learning-based approaches to visual localization target at a…

Computer Vision and Pattern Recognition · Computer Science 2022-03-31 Qi Yan , Jianhao Zheng , Simon Reding , Shanci Li , Iordan Doytchinov

We devise a graph attention network-based approach for learning a scene triangle mesh representation in order to estimate an image camera position in a dynamic environment. Previous approaches built a scene-dependent model that explicitly…

Computer Vision and Pattern Recognition · Computer Science 2022-10-03 Mohamed Amine Ouali , Mohamed Bouguessa , Riadh Ksantini

Scene coordinate regression achieves impressive results in outdoor LiDAR localization but requires days of training. Since training needs to be repeated for each new scene, long training times make these methods impractical for…

Computer Vision and Pattern Recognition · Computer Science 2025-03-25 Wen Li , Chen Liu , Shangshu Yu , Dunqiang Liu , Yin Zhou , Siqi Shen , Chenglu Wen , Cheng Wang

Lidar SLAM plays a significant role in mobile robot navigation and high-definition map construction. However, existing methods often face a trade-off between localization accuracy and system robustness in scenarios with a high proportion of…

Robotics · Computer Science 2025-12-02 Yongxin Shao , Aihong Tan , Binrui Wang , Yinlian Jin , Licong Guan , Peng Liao

Modelling dynamic traffic patterns and especially the continuously changing dependencies between different base stations, which previous studies overlook, is challenging. Traditional algorithms struggle to process large volumes of data and…

Machine Learning · Computer Science 2024-10-29 Yini Fang

Understanding and reasoning about places and their relationships are critical for many applications. Places are traditionally curated by a small group of people as place gazetteers and are represented by an ID with spatial extent, category,…

Machine Learning · Computer Science 2018-07-16 Yang Zhou , Yan Huang

Loop closure is crucial for maintaining the accuracy and consistency of visual SLAM. We propose a method to improve loop closure performance in DPV-SLAM. Our approach integrates AnyLoc, a learning-based visual place recognition technique,…

Robotics · Computer Science 2026-01-07 Wenzheng Zhang , Kazuki Adachi , Yoshitaka Hara , Sousuke Nakamura

Climate change is expected to intensify and increase extreme events in the weather cycle. Since this has a significant impact on various sectors of our life, recent works are concerned with identifying and predicting such extreme events…

Computer Vision and Pattern Recognition · Computer Science 2023-06-30 Mohamad Hakam Shams Eddin , Ribana Roscher , Juergen Gall

As smart homes become more prevalent in daily life, the ability to understand dynamic environments is essential which is increasingly dependent on AI systems. This study focuses on developing an intelligent algorithm which can navigate a…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 Arash Nasr Esfahani , Hamed Hosseini , Mehdi Tale Masouleh , Ahmad Kalhor , Hedieh Sajedi

Multi-robot navigation and path planning in continuous state and action spaces with uncertain environments remains an open challenge. Deep Reinforcement Learning (RL) is one of the most popular paradigms for solving this task, but its…

Robotics · Computer Science 2025-08-21 Jahid Chowdhury Choton , John Woods , William Hsu

Massive arrays deployed in millimeter-wave systems enable high angular resolution performance, which in turn facilitates sub-meter localization services. Albeit suboptimal, up to now the most popular localization approach has been based on…

Signal Processing · Electrical Eng. & Systems 2023-02-07 Wenzhe Fan , Shengheng Liu , Chunguo Li , Yongming Huang

Constrained image splicing detection and localization (CISDL) is a newly proposed challenging task for image forensics, which investigates two input suspected images and identifies whether one image has suspected regions pasted from the…

Computer Vision and Pattern Recognition · Computer Science 2018-09-11 Yaqi Liu , Xianfeng Zhao , Xiaobin Zhu , Yun Cao

Deep Convolutional Neural Networks (DCNNs) commonly use generic `max-pooling' (MP) layers to extract deformation-invariant features, but we argue in favor of a more refined treatment. First, we introduce epitomic convolution as a building…

Computer Vision and Pattern Recognition · Computer Science 2014-12-02 George Papandreou , Iasonas Kokkinos , Pierre-André Savalle

Accurately predicting interactive road agents' future trajectories and planning a socially compliant and human-like trajectory accordingly are important for autonomous vehicles. In this paper, we propose a planning-centric prediction neural…

Robotics · Computer Science 2022-11-14 Jiawei Sun , Chengran Yuan , Shuo Sun , Zhiyang Liu , Terence Goh , Anthony Wong , Keng Peng Tee , Marcelo H. Ang