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Related papers: BRep Boundary and Junction Detection for CAD Rever…

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Most automated driving systems comprise a diverse sensor set, including several cameras, Radars, and LiDARs, ensuring a complete 360\deg coverage in near and far regions. Unlike Radar and LiDAR, which measure directly in 3D, cameras capture…

We present NeRF-Det, a novel method for indoor 3D detection with posed RGB images as input. Unlike existing indoor 3D detection methods that struggle to model scene geometry, our method makes novel use of NeRF in an end-to-end manner to…

Computer Vision and Pattern Recognition · Computer Science 2023-07-28 Chenfeng Xu , Bichen Wu , Ji Hou , Sam Tsai , Ruilong Li , Jialiang Wang , Wei Zhan , Zijian He , Peter Vajda , Kurt Keutzer , Masayoshi Tomizuka

Shot boundary detection (SBD) is an important component of many video analysis tasks, such as action recognition, video indexing, summarization and editing. Previous work typically used a combination of low-level features like color…

Computer Vision and Pattern Recognition · Computer Science 2017-05-24 Michael Gygli

The task of predicting smooth and edge-consistent depth maps is notoriously difficult for single image depth estimation. This paper proposes a novel Bilateral Grid based 3D convolutional neural network, dubbed as 3DBG-UNet, that…

Computer Vision and Pattern Recognition · Computer Science 2021-05-24 Mansi Sharma , Abheesht Sharma , Kadvekar Rohit Tushar , Avinash Panneer

Autonomous vehicles demand high accuracy and robustness of perception algorithms. To develop efficient and scalable perception algorithms, the maximum information should be extracted from the available sensor data. In this work, we present…

Computer Vision and Pattern Recognition · Computer Science 2023-05-12 Sebastian Huch , Florian Sauerbeck , Johannes Betz

Boundary Representation (B-Rep) is the de facto representation of 3D solids in Computer-Aided Design (CAD). B-Rep solids are defined with a set of NURBS (Non-Uniform Rational B-Splines) surfaces forming a closed volume. To represent a…

Computer Vision and Pattern Recognition · Computer Science 2024-11-19 Jiajie Fan , Babak Gholami , Thomas Bäck , Hao Wang

This paper presents a fully unsupervised deep change detection approach for mobile robots with 3D LiDAR. In unstructured environments, it is infeasible to define a closed set of semantic classes. Instead, semantic segmentation is…

Robotics · Computer Science 2024-05-01 Alexander Krawciw , Jordy Sehn , Timothy D. Barfoot

Bridges are an essential part of the transportation infrastructure and need to be monitored periodically. Visual inspections by dedicated teams have been one of the primary tools in structural health monitoring (SHM) of bridge structures.…

Computer Vision and Pattern Recognition · Computer Science 2019-05-24 Seyed Omid Sajedi , Xiao Liang

3D object detection from multiple image views is a fundamental and challenging task for visual scene understanding. Due to its low cost and high efficiency, multi-view 3D object detection has demonstrated promising application prospects.…

Computer Vision and Pattern Recognition · Computer Science 2022-07-01 Zehui Chen , Zhenyu Li , Shiquan Zhang , Liangji Fang , Qinhong Jiang , Feng Zhao

Automatic crack detection and segmentation play a significant role in the whole system of unmanned aerial vehicle inspections. In this paper, we have implemented a deep learning framework for crack detection based on classical network…

Robotics · Computer Science 2023-02-14 Kangcheng Liu

Delamination assessment of the bridge deck plays a vital role for bridge health monitoring. Thermography as one of the nondestructive technologies for delamination detection has the advantage of efficient data acquisition. But there are…

Image and Video Processing · Electrical Eng. & Systems 2019-04-12 Chongsheng Cheng , Zhexiong Shang , Zhigang Shen

The necessary decarbonization efforts in energy sectors entail the integration of flexibility assets, as well as increased levels of uncertainty for the planning and operation of power systems. To cope with this in a cost-effective manner,…

Systems and Control · Electrical Eng. & Systems 2024-09-25 Stefan Borozan , Spyros Giannelos , Paola Falugi , Alexandre Moreira , Goran Strbac

Accurately detecting lane lines in 3D space is crucial for autonomous driving. Existing methods usually first transform image-view features into bird-eye-view (BEV) by aid of inverse perspective mapping (IPM), and then detect lane lines…

Computer Vision and Pattern Recognition · Computer Science 2023-06-09 Ziye Chen , Kate Smith-Miles , Bo Du , Guoqi Qian , Mingming Gong

The field of Computer-Aided Design (CAD) generation has made significant progress in recent years. Existing methods typically fall into two separate categories: parametric CAD modeling and direct boundary representation (B-Rep) synthesis.…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Jiahao Li , Qingwang Zhang , Qiuyu Chen , Guozhan Qiu , Yunzhong Lou , Xiangdong Zhou

Detailed 3D reconstruction is an important challenge with application to robotics, augmented and virtual reality, which has seen impressive progress throughout the past years. Advancements were driven by the availability of depth cameras…

Computer Vision and Pattern Recognition · Computer Science 2019-08-13 Andrea Nicastro , Ronald Clark , Stefan Leutenegger

Search and retrieval remains a major research topic in several domains, including computer graphics, computer vision, engineering design, etc. A search engine requires primarily an input search query and a database of items to search from.…

Computer Vision and Pattern Recognition · Computer Science 2022-07-05 Bharadwaj Manda , Prasad Kendre , Subhrajit Dey , Ramanathan Muthuganapathy

Multimodal 3D MRI brain tumor segmentation is a pivotal step in radiotherapy target delineation, surgical planning and post-treatment assessment. Existing methods often assume artifact-free MRI images. However, inevitable patient motion…

Image and Video Processing · Electrical Eng. & Systems 2026-05-18 Yuchun Wang , Xiaosong Li , Gefei Liang , Yang Liu

This paper addresses the problem of simultaneous 3D reconstruction and material recognition and segmentation. Enabling robots to recognise different materials (concrete, metal etc.) in a scene is important for many tasks, e.g. robotic…

Computer Vision and Pattern Recognition · Computer Science 2018-07-17 Cheng Zhao , Li Sun , Rustam Stolkin

Reliable robotic grasping in unstructured environments is a crucial but challenging task. The main problem is to generate the optimal grasp of novel objects from partial noisy observations. This paper presents an end-to-end grasp detection…

Robotics · Computer Science 2021-03-26 Binglei Zhao , Hanbo Zhang , Xuguang Lan , Haoyu Wang , Zhiqiang Tian , Nanning Zheng

Deep learning models are essential for scene classification, change detection, land cover segmentation, and other remote sensing image understanding tasks. Most backbones of existing remote sensing deep learning models are typically…

Computer Vision and Pattern Recognition · Computer Science 2024-01-23 Ziyue Huang , Mingming Zhang , Yuan Gong , Qingjie Liu , Yunhong Wang