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Point clouds are a 3D space representation of an environment that was recorded with a high precision laser scanner. These scanners can suffer from environmental interference such as surface shading, texturing, and reflections. Because of…

Computer Vision and Pattern Recognition · Computer Science 2023-10-20 Esteban Segarra Martinez , Ryan P. McMahan

We present UrbanScene3D, a large-scale data platform for research of urban scene perception and reconstruction. UrbanScene3D contains over 128k high-resolution images covering 16 scenes including large-scale real urban regions and synthetic…

Computer Vision and Pattern Recognition · Computer Science 2022-07-20 Liqiang Lin , Yilin Liu , Yue Hu , Xingguang Yan , Ke Xie , Hui Huang

Image based localization is a classical computer vision challenge, with several well-known datasets. Generally, datasets consist of a visual 3D database that captures the modeled scenery, as well as query images whose 3D pose is to be…

Computer Vision and Pattern Recognition · Computer Science 2023-02-21 Masud Fahim , Ilona Söchting , Luca Ferranti , Juho Kannala , Jani Boutellier

Balancing cost and performance is crucial when choosing high- versus low-resolution point-cloud roadside sensors. For example, LiDAR delivers dense point cloud, while 4D millimeter-wave radar, though spatially sparser, embeds velocity cues…

Robotics · Computer Science 2025-05-06 Shaozu Ding , Yihong Tang , Marco De Vincenzi , Dajiang Suo

Spatial visual perception is a fundamental requirement in physical-world applications like autonomous driving and robotic manipulation, driven by the need to interact with 3D environments. Capturing pixel-aligned metric depth using RGB-D…

Computer Vision and Pattern Recognition · Computer Science 2026-01-27 Bin Tan , Changjiang Sun , Xiage Qin , Hanat Adai , Zelin Fu , Tianxiang Zhou , Han Zhang , Yinghao Xu , Xing Zhu , Yujun Shen , Nan Xue

We present a curated multi-platform LiDAR reference dataset from an instrumented ICOS forest plot, explicitly designed to support calibration, benchmarking, and integration of 3D structural data with ecological observations and standard…

Robotics · Computer Science 2026-04-17 Michael R. Chang , Anna Candotti , Karl von Ellenrieder , Enrico Tomelleri , Marco Camurri

Recognizing traversable terrain from 3D point cloud data is critical, as it directly impacts the performance of autonomous navigation in off-road environments. However, existing segmentation algorithms often struggle with challenges related…

Surface prediction and completion have been widely studied in various applications. Recently, research in surface completion has evolved from small objects to complex large-scale scenes. As a result, researchers have begun increasing the…

Robotics · Computer Science 2024-03-19 Guiyong Zheng , Jinqi Jiang , Chen Feng , Shaojie Shen , Boyu Zhou

Point cloud based methods have produced promising results in areas such as 3D object detection in autonomous driving. However, most of the recent point cloud work focuses on single depth sensor data, whereas less work has been done on…

Computer Vision and Pattern Recognition · Computer Science 2020-05-12 Walid Bekhtaoui , Ruhan Sa , Brian Teixeira , Vivek Singh , Klaus Kirchberg , Yao-jen Chang , Ankur Kapoor

This paper introduces DensePoint, a densely sampled and annotated point cloud dataset containing over 10,000 single objects across 16 categories, by merging different kind of information from two existing datasets. Each point cloud in…

Computer Vision and Pattern Recognition · Computer Science 2018-10-15 Xu Cao , Katashi Nagao

Multimodal Deep Learning enhances decision-making by integrating diverse information sources, such as texts, images, audio, and videos. To develop trustworthy multimodal approaches, it is essential to understand how uncertainty impacts…

Machine Learning · Computer Science 2025-08-14 Grigor Bezirganyan , Sana Sellami , Laure Berti-Équille , Sébastien Fournier

To help bridge the gap between internet vision-style problems and the goal of vision for embodied perception we instantiate a large-scale navigation task -- Embodied Question Answering [1] in photo-realistic environments (Matterport 3D). We…

Computer Vision and Pattern Recognition · Computer Science 2019-04-09 Erik Wijmans , Samyak Datta , Oleksandr Maksymets , Abhishek Das , Georgia Gkioxari , Stefan Lee , Irfan Essa , Devi Parikh , Dhruv Batra

Depth estimation is a core task in 3D computer vision. Recent methods investigate the task of monocular depth trained with various depth sensor modalities. Every sensor has its advantages and drawbacks caused by the nature of estimates. In…

Computer Vision and Pattern Recognition · Computer Science 2022-05-11 HyunJun Jung , Patrick Ruhkamp , Guangyao Zhai , Nikolas Brasch , Yitong Li , Yannick Verdie , Jifei Song , Yiren Zhou , Anil Armagan , Slobodan Ilic , Ales Leonardis , Benjamin Busam

Building recognition and 3D reconstruction of human made structures in urban scenarios has become an interesting and actual topic in the image processing domain. For this research topic the Computer Vision and Augmented Reality areas…

Computer Vision and Pattern Recognition · Computer Science 2021-10-28 Orhei Ciprian , Vert Silviu , Mocofan Muguras , Vasiu Radu

Datasets have gained an enormous amount of popularity in the computer vision community, from training and evaluation of Deep Learning-based methods to benchmarking Simultaneous Localization and Mapping (SLAM). Without a doubt, synthetic…

Computer Vision and Pattern Recognition · Computer Science 2018-09-05 Wenbin Li , Sajad Saeedi , John McCormac , Ronald Clark , Dimos Tzoumanikas , Qing Ye , Yuzhong Huang , Rui Tang , Stefan Leutenegger

Navigating large-scale outdoor environments requires complex reasoning in terms of geometric structures, environmental semantics, and terrain characteristics, which are typically captured by onboard sensors such as LiDAR and cameras. While…

We present a robust and precise localization system that achieves centimeter-level localization accuracy in disparate city scenes. Our system adaptively uses information from complementary sensors such as GNSS, LiDAR, and IMU to achieve…

Computer Vision and Pattern Recognition · Computer Science 2020-03-09 Guowei Wan , Xiaolong Yang , Renlan Cai , Hao Li , Hao Wang , Shiyu Song

Unmanned aerial vehicles (UAVs) can offer timely and cost-effective delivery of high-quality sensing data. How- ever, deciding when and where to take measurements in complex environments remains an open challenge. To address this issue, we…

Robotics · Computer Science 2017-03-09 Marija Popovic , Teresa Vidal-Calleja , Gregory Hitz , Inkyu Sa , Roland Siegwart , Juan Nieto

Ensuring safety levels on roads is an imperative task for road authorities. Significant amounts of time and money are spent on performing road inspections every year. In order to ensure efficiency of road inventories, road practitioners are…

Systems and Control · Electrical Eng. & Systems 2021-01-29 H. Giudici , B. Mocialov , A. Myklatun

In this paper, we introduce a new building dataset and propose a novel domain generalization method to facilitate the development of building extraction from high-resolution remote sensing images. The problem with the current building…

Computer Vision and Pattern Recognition · Computer Science 2022-10-18 Muying Luo , Shunping Ji , Shiqing Wei