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We present RoarNet, a new approach for 3D object detection from a 2D image and 3D Lidar point clouds. Based on two-stage object detection framework with PointNet as our backbone network, we suggest several novel ideas to improve 3D object…

计算机视觉与模式识别 · 计算机科学 2018-11-12 Kiwoo Shin , Youngwook Paul Kwon , Masayoshi Tomizuka

The ability to predict future structure features of environments based on past perception information is extremely needed by autonomous vehicles, which helps to make the following decision-making and path planning more reasonable. Recently,…

计算机视觉与模式识别 · 计算机科学 2023-04-18 Zhen Luo , Junyi Ma , Zijie Zhou , Guangming Xiong

Point cloud classification plays an important role in a wide range of airborne light detection and ranging (LiDAR) applications, such as topographic mapping, forest monitoring, power line detection, and road detection. However, due to the…

计算机视觉与模式识别 · 计算机科学 2020-04-21 Congcong Wen , Lina Yang , Ling Peng , Xiang Li , Tianhe Chi

In recent years, point cloud representation has become one of the research hotspots in the field of computer vision, and has been widely used in many fields, such as autonomous driving, virtual reality, robotics, etc. Although deep learning…

计算机视觉与模式识别 · 计算机科学 2023-11-07 Huang Zhang , Changshuo Wang , Shengwei Tian , Baoli Lu , Liping Zhang , Xin Ning , Xiao Bai

Deep learning techniques for point cloud data have demonstrated great potentials in solving classical problems in 3D computer vision such as 3D object classification and segmentation. Several recent 3D object classification methods have…

计算机视觉与模式识别 · 计算机科学 2019-08-20 Mikaela Angelina Uy , Quang-Hieu Pham , Binh-Son Hua , Duc Thanh Nguyen , Sai-Kit Yeung

LiDAR point clouds contain measurements of complicated natural scenes and can be used to update digital elevation models, glacial monitoring, detecting faults and measuring uplift detecting, forest inventory, detect shoreline and beach…

计算机视觉与模式识别 · 计算机科学 2021-01-26 F. Patricia Medina , Randy Paffenroth

When classifying point clouds, a large amount of time is devoted to the process of engineering a reliable set of features which are then passed to a classifier of choice. Generally, such features - usually derived from the 3D-covariance…

计算机视觉与模式识别 · 计算机科学 2020-05-22 Mohammed Yousefhussien , David J. Kelbe , Emmett J. Ientilucci , Carl Salvaggio

Robots are expected to operate autonomously in dynamic environments. Understanding the underlying dynamic characteristics of objects is a key enabler for achieving this goal. In this paper, we propose a method for pointwise semantic…

机器人学 · 计算机科学 2017-06-27 Ayush Dewan , Gabriel L. Oliveira , Wolfram Burgard

Point clouds are widely used representations of 3D data, but determining the visibility of points from a given viewpoint remains a challenging problem due to their sparse nature and lack of explicit connectivity. Traditional methods, such…

图形学 · 计算机科学 2025-09-30 Jun-Hao Wang , Yi-Yang Tian , Baoquan Chen , Peng-Shuai Wang

Despite significant progress in image-based 3D scene flow estimation, the performance of such approaches has not yet reached the fidelity required by many applications. Simultaneously, these applications are often not restricted to…

计算机视觉与模式识别 · 计算机科学 2019-01-08 Aseem Behl , Despoina Paschalidou , Simon Donné , Andreas Geiger

Autonomous driving is a safety-critical application, and it is therefore a top priority that the accompanying assistance systems are able to provide precise information about the surrounding environment of the vehicle. Tasks such as 3D…

计算机视觉与模式识别 · 计算机科学 2025-03-18 Dan Halperin , Niklas Eisl

Extracting high-level structural information from 3D point clouds is challenging but essential for tasks like urban planning or autonomous driving requiring an advanced understanding of the scene at hand. Existing approaches are still not…

计算机视觉与模式识别 · 计算机科学 2022-10-25 Lukas Bode , Michael Weinmann , Reinhard Klein

Current 3D object detection methods are heavily influenced by 2D detectors. In order to leverage architectures in 2D detectors, they often convert 3D point clouds to regular grids (i.e., to voxel grids or to bird's eye view images), or rely…

计算机视觉与模式识别 · 计算机科学 2019-08-26 Charles R. Qi , Or Litany , Kaiming He , Leonidas J. Guibas

This paper presents a new 3D point cloud classification benchmark data set with over four billion manually labelled points, meant as input for data-hungry (deep) learning methods. We also discuss first submissions to the benchmark that use…

计算机视觉与模式识别 · 计算机科学 2017-04-13 Timo Hackel , Nikolay Savinov , Lubor Ladicky , Jan D. Wegner , Konrad Schindler , Marc Pollefeys

Navigation in complex 3D scenarios requires appropriate environment representation for efficient scene understanding and trajectory generation. We propose a highly efficient and extensible global navigation framework based on a tomographic…

机器人学 · 计算机科学 2024-03-13 Bowen Yang , Jie Cheng , Bohuan Xue , Jianhao Jiao , Ming Liu

Deep neural networks are widely used for understanding 3D point clouds. At each point convolution layer, features are computed from local neighborhoods of 3D points and combined for subsequent processing in order to extract semantic…

计算机视觉与模式识别 · 计算机科学 2021-05-13 Jiayun Wang , Rudrasis Chakraborty , Stella X. Yu

Many applications in robotics and human-computer interaction can benefit from understanding 3D motion of points in a dynamic environment, widely noted as scene flow. While most previous methods focus on stereo and RGB-D images as input, few…

计算机视觉与模式识别 · 计算机科学 2019-07-23 Xingyu Liu , Charles R. Qi , Leonidas J. Guibas

Point cloud processing as a fundamental task in the field of geomatics and computer vision, has been supporting tasks and applications at different scales from air to ground, including mapping, environmental monitoring, urban/tree structure…

计算机视觉与模式识别 · 计算机科学 2025-09-17 Zhenxin Zhang , Zhihua Xu , Yuwei Cao , Ningli Xu , Shuye Wang , Shen'ao Cui , Zhen Li , Rongjun Qin

Robotic agents need to understand how to interact with objects in their environment, both autonomously and during human-robot interactions. Affordance detection on 3D point clouds, which identifies object regions that allow specific…

计算机视觉与模式识别 · 计算机科学 2025-04-28 Maximilian Xiling Li , Korbinian Rudolf , Nils Blank , Rudolf Lioutikov

RGB-D cameras, which give an RGB image to- gether with depths, are becoming increasingly popular for robotic perception. In this paper, we address the task of detecting commonly found objects in the 3D point cloud of indoor scenes obtained…

机器人学 · 计算机科学 2012-09-06 Abhishek Anand , Hema Swetha Koppula , Thorsten Joachims , Ashutosh Saxena