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Deep learning based localization and mapping approaches have recently emerged as a new research direction and receive significant attentions from both industry and academia. Instead of creating hand-designed algorithms based on physical…

Computer Vision and Pattern Recognition · Computer Science 2023-08-29 Changhao Chen , Bing Wang , Chris Xiaoxuan Lu , Niki Trigoni , Andrew Markham

Uniform and variable environments still remain a challenge for stable visual localization and mapping in mobile robot navigation. One of the possible approaches suitable for such environments is appearance-based teach-and-repeat navigation,…

Robotics · Computer Science 2025-03-18 Václav Truhlařík , Tomáš Pivoňka , Michal Kasarda , Libor Přeučil

Human motion prediction is essential for the safe and smooth operation of mobile service robots and intelligent vehicles around people. Commonly used neural network-based approaches often require large amounts of complete trajectories to…

Robotics · Computer Science 2023-06-07 Yufei Zhu , Andrey Rudenko , Tomasz P. Kucner , Achim J. Lilienthal , Martin Magnusson

Recent works have shown that convolutional networks have substantially improved the performance of multiple object tracking by simultaneously learning detection and appearance features. However, due to the local perception of the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-09 Qiang Wang , Yun Zheng , Pan Pan , Yinghui Xu

Individual trajectories, rich in human-environment interaction information across space and time, serve as vital inputs for geospatial foundation models (GeoFMs). However, existing attempts at learning trajectory representations have…

Machine Learning · Computer Science 2025-05-13 Fei Huang , Jianrong Lv , Yang Yue

The constraint of neighborhood consistency or local consistency is widely used for robust image matching. In this paper, we focus on learning neighborhood topology consistent descriptors (TCDesc), while former works of learning descriptors,…

Computer Vision and Pattern Recognition · Computer Science 2020-09-16 Honghu Pan , Fanyang Meng , Nana Fan , Zhenyu He

Predicting the future trajectories of pedestrians is a challenging problem that has a range of application, from crowd surveillance to autonomous driving. In literature, methods to approach pedestrian trajectory prediction have evolved,…

Computer Vision and Pattern Recognition · Computer Science 2021-09-17 Simone Zamboni , Zekarias Tilahun Kefato , Sarunas Girdzijauskas , Noren Christoffer , Laura Dal Col

Motivated by the need to extract meaning from large amounts of complex structured data, we consider three critical problems on graphs: localization, decomposition, and dictionary learning of piecewise-constant signals. These graph-based…

Social and Information Networks · Computer Science 2017-02-21 Siheng Chen , Yaoqing Yang , José. M. F. Moura , Jelena Kovačević

Inspired by research in psychology, we introduce a behavioral approach for visual navigation using topological maps. Our goal is to enable a robot to navigate from one location to another, relying only on its visual input and the…

Computer Vision and Pattern Recognition · Computer Science 2019-03-04 Kevin Chen , Juan Pablo de Vicente , Gabriel Sepulveda , Fei Xia , Alvaro Soto , Marynel Vazquez , Silvio Savarese

Location prediction forecasts a user's location based on historical user mobility traces. To tackle the intrinsic sparsity issue of real-world user mobility traces, spatiotemporal contexts have been shown as significantly useful. Existing…

Machine Learning · Computer Science 2025-05-06 Bangchao Deng , Bingqing Qu , Pengyang Wang , Dingqi Yang , Benjamin Fankhauser , Philippe Cudre-Mauroux

Learning graph convolutional networks (GCNs) is an emerging field which aims at generalizing convolutional operations to arbitrary non-regular domains. In particular, GCNs operating on spatial domains show superior performances compared to…

Computer Vision and Pattern Recognition · Computer Science 2021-12-08 Hichem Sahbi

We propose a novel recurrent attentional structure to localize and recognize objects jointly. The network can learn to extract a sequence of local observations with detailed appearance and rough context, instead of sliding windows or…

Computer Vision and Pattern Recognition · Computer Science 2017-12-20 Jie Lyu , Zejian Yuan , Dapeng Chen

Tracking by detection, the dominant approach for online multi-object tracking, alternates between localization and association steps. As a result, it strongly depends on the quality of instantaneous observations, often failing when objects…

Computer Vision and Pattern Recognition · Computer Science 2021-10-04 Pavel Tokmakov , Jie Li , Wolfram Burgard , Adrien Gaidon

Most of the existing deep learning-based sequential recommendation approaches utilize the recurrent neural network architecture or self-attention to model the sequential patterns and temporal influence among a user's historical behavior and…

Information Retrieval · Computer Science 2022-01-17 Liwei Huang , Yutao Ma , Yanbo Liu , Bohong , Du , Shuliang Wang , Deyi Li

Change detection is one of the central problems in earth observation and was extensively investigated over recent decades. In this paper, we propose a novel recurrent convolutional neural network (ReCNN) architecture, which is trained to…

Computer Vision and Pattern Recognition · Computer Science 2019-03-27 Lichao Mou , Lorenzo Bruzzone , Xiao Xiang Zhu

Deep learning based localization and mapping has recently attracted significant attention. Instead of creating hand-designed algorithms through exploitation of physical models or geometric theories, deep learning based solutions provide an…

Computer Vision and Pattern Recognition · Computer Science 2020-07-01 Changhao Chen , Bing Wang , Chris Xiaoxuan Lu , Niki Trigoni , Andrew Markham

We propose to learn a probabilistic motion model from a sequence of images for spatio-temporal registration. Our model encodes motion in a low-dimensional probabilistic space - the motion matrix - which enables various motion analysis tasks…

Computer Vision and Pattern Recognition · Computer Science 2021-02-02 Julian Krebs , Hervé Delingette , Nicholas Ayache , Tommaso Mansi

Our objective is to discover and localize monotonic temporal changes in a sequence of images. To achieve this, we exploit a simple proxy task of ordering a shuffled image sequence, with `time' serving as a supervisory signal, since only…

Computer Vision and Pattern Recognition · Computer Science 2024-08-14 Charig Yang , Weidi Xie , Andrew Zisserman

Navigation is a fundamental capacity for mobile robots, enabling them to operate autonomously in complex and dynamic environments. Conventional approaches use probabilistic models to localize robots and build maps simultaneously using…

Robotics · Computer Science 2025-07-08 Tuan Dang , Manfred Huber

Commonly, learning-based topological navigation approaches produce a local policy while preserving some loose connectivity of the space through a topological map. Nevertheless, spurious or missing edges in the topological graph often lead…

Robotics · Computer Science 2022-07-12 Rey Reza Wiyatno , Anqi Xu , Liam Paull
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