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Related papers: SymbioLCD: Ensemble-Based Loop Closure Detection u…

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Simultaneous Localization and Mapping (SLAM) is considered to be an essential capability for intelligent vehicles and mobile robots. However, most of the current lidar SLAM approaches are based on the assumption of a static environment.…

Robotics · Computer Science 2022-06-22 Chenglong Qian , Zhaohong Xiang , Zhuoran Wu , Hongbin Sun

We present a simple yet effective method to address loop closure detection in simultaneous localisation and mapping using local 3D deep descriptors (L3Ds). L3Ds are emerging compact representations of patches extracted from point clouds…

Computer Vision and Pattern Recognition · Computer Science 2022-03-01 Youjie Zhou , Yiming Wang , Fabio Poiesi , Qi Qin , Yi Wan

Recent advances in neural radiation fields (NeRF) and 3D Gaussian-based SLAM have achieved impressive localization accuracy and high-quality dense mapping in static scenes. However, these methods remain challenged in dynamic environments,…

Computer Vision and Pattern Recognition · Computer Science 2026-02-04 Wenhua Wu , Chenpeng Su , Siting Zhu , Tianchen Deng , Jianhao Jiao , Guangming Wang , Dimitrios Kanoulas , Zhe Liu , Hesheng Wang

Deep convolutional Neural Networks (CNN) are the state-of-the-art performers for object detection task. It is well known that object detection requires more computation and memory than image classification. Thus the consolidation of a…

Computer Vision and Pattern Recognition · Computer Science 2017-05-18 Subarna Tripathi , Gokce Dane , Byeongkeun Kang , Vasudev Bhaskaran , Truong Nguyen

Semantic segmentation and instance level segmentation made substantial progress in recent years due to the emergence of deep neural networks (DNNs). A number of deep architectures with Convolution Neural Networks (CNNs) were proposed that…

Computer Vision and Pattern Recognition · Computer Science 2019-09-18 Pulak Purkait , Christopher Zach , Ian Reid

This paper develops a real-time decentralized metric-semantic SLAM algorithm that enables a heterogeneous robot team to collaboratively construct object-based metric-semantic maps. The proposed framework integrates a data-driven front-end…

Multi-agent cooperative SLAM often encounters challenges in similar indoor environments characterized by repetitive structures, such as corridors and rooms. These challenges can lead to significant inaccuracies in shared location…

Robotics · Computer Science 2025-10-28 Chunyu Li , Shoubin Chen , Dong Li , Weixing Xue , Qingquan Li

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

Loop closing and relocalization are crucial techniques to establish reliable and robust long-term SLAM by addressing pose estimation drift and degeneration. This article begins by formulating loop closing and relocalization within a unified…

Robotics · Computer Science 2023-09-18 Chenghao Shi , Xieyuanli Chen , Junhao Xiao , Bin Dai , Huimin Lu

Visual-based recognition, e.g., image classification, object detection, etc., is a long-standing challenge in computer vision and robotics communities. Concerning the roboticists, since the knowledge of the environment is a prerequisite for…

Computer Vision and Pattern Recognition · Computer Science 2024-12-19 Antonios Gasteratos , Konstantinos A. Tsintotas , Tobias Fischer , Yiannis Aloimonos , Michael Milford

In this work, we propose a simultaneous localization and mapping (SLAM) system using a monocular camera and Ultra-wideband (UWB) sensors. Our system, referred to as VRSLAM, is a multi-stage framework that leverages the strengths and…

Robotics · Computer Science 2023-03-21 Thien Hoang Nguyen , Shenghai Yuan , Lihua Xie

3D semantic occupancy prediction is a pivotal task in the field of autonomous driving. Recent approaches have made great advances in 3D semantic occupancy predictions on a single modality. However, multi-modal semantic occupancy prediction…

Computer Vision and Pattern Recognition · Computer Science 2024-05-24 Jingyi Pan , Zipeng Wang , Lin Wang

Robust efficient loop closure detection is essential for large-scale real-time SLAM. In this paper, we propose a novel unsupervised deep neural network architecture of a feature embedding for visual loop closure that is both reliable and…

Robotics · Computer Science 2018-05-28 Nate Merrill , Guoquan Huang

Continual Learning (CL) aims to learn new data while remembering previously acquired knowledge. In contrast to CL for image classification, CL for Object Detection faces additional challenges such as the missing annotations problem. In this…

Computer Vision and Pattern Recognition · Computer Science 2025-03-05 Riccardo De Monte , Davide Dalle Pezze , Marina Ceccon , Francesco Pasti , Francesco Paissan , Elisabetta Farella , Gian Antonio Susto , Nicola Bellotto

Scene change detection (SCD) is crucial for urban monitoring and navigation but remains challenging in real-world environments due to lighting variations, seasonal shifts, viewpoint differences, and complex urban layouts. Existing methods…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Diwei Sheng , Vijayraj Gohil , Satyam Gaba , Zihan Liu , Giles Hamilton-Fletcher , John-Ross Rizzo , Yongqing Liang , Chen Feng

Reliable loop closure detection remains a critical challenge in 3D LiDAR-based SLAM, especially under sensor noise, environmental ambiguity, and viewpoint variation conditions. RANSAC is often used in the context of loop closures for…

Robotics · Computer Science 2026-03-06 Javier Laserna , Saurabh Gupta , Oscar Martinez Mozos , Cyrill Stachniss , Pablo San Segundo

Unsupervised object discovery (UOD) refers to the task of discriminating the whole region of objects from the background within a scene without relying on labeled datasets, which benefits the task of bounding-box-level localization and…

Computer Vision and Pattern Recognition · Computer Science 2023-07-10 Yunqiu Lv , Jing Zhang , Nick Barnes , Yuchao Dai

In this paper, we introduces a new type of line-shaped image representation, named semantic line segment (Sem-LS) and focus on solving its detection problem. Sem-LS contains high-level semantics and is a compact scene representation where…

Computer Vision and Pattern Recognition · Computer Science 2020-01-01 Yi Sun , Xushen Han , Kai Sun , Boren Li , Yongjiang Chen , Mingyang Li

This work introduces BEV-LIO(LC), a novel LiDAR-Inertial Odometry (LIO) framework that combines Bird's Eye View (BEV) image representations of LiDAR data with geometry-based point cloud registration and incorporates loop closure (LC)…

Robotics · Computer Science 2025-07-18 Haoxin Cai , Shenghai Yuan , Xinyi Li , Junfeng Guo , Jianqi Liu

We present DetectFusion, an RGB-D SLAM system that runs in real-time and can robustly handle semantically known and unknown objects that can move dynamically in the scene. Our system detects, segments and assigns semantic class labels to…

Computer Vision and Pattern Recognition · Computer Science 2019-07-23 Ryo Hachiuma , Christian Pirchheim , Dieter Schmalstieg , Hideo Saito
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