中文
相关论文

相关论文: Joint Spatial-Temporal Optimization for Stereo 3D …

200 篇论文

Holistic 3D indoor scene understanding refers to jointly recovering the i) object bounding boxes, ii) room layout, and iii) camera pose, all in 3D. The existing methods either are ineffective or only tackle the problem partially. In this…

计算机视觉与模式识别 · 计算机科学 2019-02-22 Siyuan Huang , Siyuan Qi , Yinxue Xiao , Yixin Zhu , Ying Nian Wu , Song-Chun Zhu

We propose an object tracking method, SFTrack++, that smoothly learns to preserve the tracked object consistency over space and time dimensions by taking a spectral clustering approach over the graph of pixels from the video, using a fast…

计算机视觉与模式识别 · 计算机科学 2021-11-05 Elena Burceanu

The task of 3D single object tracking (SOT) with LiDAR point clouds is crucial for various applications, such as autonomous driving and robotics. However, existing approaches have primarily relied on appearance matching or motion modeling…

计算机视觉与模式识别 · 计算机科学 2024-03-19 Zhipeng Luo , Gongjie Zhang , Changqing Zhou , Zhonghua Wu , Qingyi Tao , Lewei Lu , Shijian Lu

In self-supervised monocular depth estimation, the depth discontinuity and motion objects' artifacts are still challenging problems. Existing self-supervised methods usually utilize a single view to train the depth estimation network.…

计算机视觉与模式识别 · 计算机科学 2020-06-29 Jianrong Wang , Ge Zhang , Zhenyu Wu , XueWei Li , Li Liu

LiDAR-based 3D object detection presents significant challenges due to the inherent sparsity of LiDAR points. A common solution involves long-term temporal LiDAR data to densify the inputs. However, efficiently leveraging spatial-temporal…

计算机视觉与模式识别 · 计算机科学 2025-03-18 Chaoqun Wang , Xiaobin Hong , Wenzhong Li , Ruimao Zhang

This article describes a multi-modal method using simulated Lidar data via ray tracing and image pixel loss with differentiable rendering to optimize an object's position with respect to an observer or some referential objects in a computer…

系统与控制 · 电气工程与系统科学 2023-09-07 Sean Zanyk-McLean , Krishna Kumar , Paul Navratil

3D object detection is an essential task in autonomous driving and robotics. Though great progress has been made, challenges remain in estimating 3D pose for distant and occluded objects. In this paper, we present a novel framework named…

计算机视觉与模式识别 · 计算机科学 2020-03-03 Zhenbo Xu , Wei Zhang , Xiaoqing Ye , Xiao Tan , Wei Yang , Shilei Wen , Errui Ding , Ajin Meng , Liusheng Huang

Reliable dynamic object detection in cluttered environments remains a critical challenge for autonomous navigation. Purely geometric LiDAR pipelines that rely on clustering and heuristic filtering can miss dynamic obstacles when they move…

机器人学 · 计算机科学 2026-03-18 Juan Rached , Yixuan Jia , Kota Kondo , Jonathan P. How

3D object proposals, quickly detected regions in a 3D scene that likely contain an object of interest, are an effective approach to improve the computational efficiency and accuracy of the object detection framework. In this work, we…

机器人学 · 计算机科学 2018-06-27 Ramanpreet Singh Pahwa , Tian Tsong Ng , Minh N. Do

Event cameras, which are asynchronous bio-inspired vision sensors, have shown great potential in a variety of situations, such as fast motion and low illumination scenes. However, most of the event-based object tracking methods are designed…

计算机视觉与模式识别 · 计算机科学 2020-02-14 Haosheng Chen , Qiangqiang Wu , Yanjie Liang , Xinbo Gao , Hanzi Wang

In this work, we propose an efficient and accurate monocular 3D detection framework in single shot. Most successful 3D detectors take the projection constraint from the 3D bounding box to the 2D box as an important component. Four edges of…

计算机视觉与模式识别 · 计算机科学 2020-01-13 Peixuan Li , Huaici Zhao , Pengfei Liu , Feidao Cao

Object detection in 3D with stereo cameras is an important problem in computer vision, and is particularly crucial in low-cost autonomous mobile robots without LiDARs. Nowadays, most of the best-performing frameworks for stereo 3D object…

计算机视觉与模式识别 · 计算机科学 2021-03-18 Yuxuan Liu , Lujia Wang , Ming Liu

Deep learning has led to great progress in the detection of mobile (i.e. movement-capable) objects in urban driving scenes in recent years. Supervised approaches typically require the annotation of large training sets; there has thus been…

计算机视觉与模式识别 · 计算机科学 2022-09-22 Sangyun Shin , Stuart Golodetz , Madhu Vankadari , Kaichen Zhou , Andrew Markham , Niki Trigoni

Realistic scene reconstruction in driving scenarios poses significant challenges due to fast-moving objects. Most existing methods rely on labor-intensive manual labeling of object poses to reconstruct dynamic objects in canonical space and…

计算机视觉与模式识别 · 计算机科学 2025-09-03 Ruida Zhang , Chengxi Li , Chenyangguang Zhang , Xingyu Liu , Haili Yuan , Yanyan Li , Xiangyang Ji , Gim Hee Lee

3D object detection is essential for autonomous systems, enabling precise localization and dimension estimation. While LiDAR and RGB cameras are widely used, their fixed frame rates create perception gaps in high-speed scenarios. Event…

计算机视觉与模式识别 · 计算机科学 2025-08-05 Jae-Young Kang , Hoonhee Cho , Kuk-Jin Yoon

Monocular 3D object tracking aims to estimate temporally consistent 3D object poses across video frames, enabling autonomous agents to reason about scene dynamics. However, existing state-of-the-art approaches are fully supervised and rely…

机器人学 · 计算机科学 2026-03-20 Nikhil Gosala , B. Ravi Kiran , Senthil Yogamani , Abhinav Valada

Robots equipped with situational awareness can help humans efficiently find their lost objects by leveraging spatial and temporal structure. Existing approaches to video and image retrieval do not take into account the unique constraints…

机器人学 · 计算机科学 2021-10-26 Ifrah Idrees , Zahid Hasan , Steven P. Reiss , Stefanie Tellex

Monocular image-based 3D perception has become an active research area in recent years owing to its applications in autonomous driving. Approaches to monocular 3D perception including detection and tracking, however, often yield inferior…

Monocular and stereo visions are cost-effective solutions for 3D human localization in the context of self-driving cars or social robots. However, they are usually developed independently and have their respective strengths and limitations.…

计算机视觉与模式识别 · 计算机科学 2021-03-23 Lorenzo Bertoni , Sven Kreiss , Taylor Mordan , Alexandre Alahi

We present a new way to detect 3D objects from multimodal inputs, leveraging both LiDAR and RGB cameras in a hybrid late-cascade scheme, that combines an RGB detection network and a 3D LiDAR detector. We exploit late fusion principles to…

计算机视觉与模式识别 · 计算机科学 2026-01-15 Carlo Sgaravatti , Roberto Basla , Riccardo Pieroni , Matteo Corno , Sergio M. Savaresi , Luca Magri , Giacomo Boracchi