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Image-based 3D detection is an indispensable component of the perception system for autonomous driving. However, it still suffers from the unsatisfying performance, one of the main reasons for which is the limited training data.…

计算机视觉与模式识别 · 计算机科学 2022-08-16 Xinzhu Ma , Yuan Meng , Yinmin Zhang , Lei Bai , Jun Hou , Shuai Yi , Wanli Ouyang

The inherent ambiguity in ground-truth annotations of 3D bounding boxes, caused by occlusions, signal missing, or manual annotation errors, can confuse deep 3D object detectors during training, thus deteriorating detection accuracy.…

计算机视觉与模式识别 · 计算机科学 2024-07-09 Yifan Zhang , Qijian Zhang , Zhiyu Zhu , Junhui Hou , Yixuan Yuan

Detecting 3D objects from point clouds is a practical yet challenging task that has attracted increasing attention recently. In this paper, we propose a Label-Guided auxiliary training method for 3D object detection (LG3D), which serves as…

计算机视觉与模式识别 · 计算机科学 2022-07-26 Yaomin Huang , Xinmei Liu , Yichen Zhu , Zhiyuan Xu , Chaomin Shen , Zhengping Che , Guixu Zhang , Yaxin Peng , Feifei Feng , Jian Tang

Monocular 3D object detection aims to extract the 3D position and properties of objects from a 2D input image. This is an ill-posed problem with a major difficulty lying in the information loss by depth-agnostic cameras. Conventional…

计算机视觉与模式识别 · 计算机科学 2020-09-01 Lijie Liu , Chufan Wu , Jiwen Lu , Lingxi Xie , Jie Zhou , Qi Tian

Perceiving the physical world in 3D is fundamental for self-driving applications. Although temporal motion is an invaluable resource to human vision for detection, tracking, and depth perception, such features have not been thoroughly…

计算机视觉与模式识别 · 计算机科学 2020-07-21 Garrick Brazil , Gerard Pons-Moll , Xiaoming Liu , Bernt Schiele

In this paper, we propose the first self-distillation framework for general object detection, termed LGD (Label-Guided self-Distillation). Previous studies rely on a strong pretrained teacher to provide instructive knowledge that could be…

计算机视觉与模式识别 · 计算机科学 2022-04-26 Peizhen Zhang , Zijian Kang , Tong Yang , Xiangyu Zhang , Nanning Zheng , Jian Sun

Although the majority of recent autonomous driving systems concentrate on developing perception methods based on ego-vehicle sensors, there is an overlooked alternative approach that involves leveraging intelligent roadside cameras to help…

计算机视觉与模式识别 · 计算机科学 2023-10-03 Lei Yang , Jiaxin Yu , Xinyu Zhang , Jun Li , Li Wang , Yi Huang , Chuang Zhang , Hong Wang , Yiming Li

Monocular Depth Estimation (MDE) enables spatial understanding, 3D reconstruction, and autonomous navigation, yet deep learning approaches often predict only relative depth without a consistent metric scale. This limitation reduces…

计算机视觉与模式识别 · 计算机科学 2025-08-27 Jiuling Zhang

Supervised 3D Object Detection models have been displaying increasingly better performance in single-domain cases where the training data comes from the same environment and sensor as the testing data. However, in real-world scenarios data…

计算机视觉与模式识别 · 计算机科学 2023-08-03 Louis Soum-Fontez , Jean-Emmanuel Deschaud , François Goulette

Monocular 3D object detection aims for precise 3D localization and identification of objects from a single-view image. Despite its recent progress, it often struggles while handling pervasive object occlusions that tend to complicate and…

计算机视觉与模式识别 · 计算机科学 2024-10-16 Xueying Jiang , Sheng Jin , Xiaoqin Zhang , Ling Shao , Shijian Lu

Partial label learning (PLL) is a typical weakly supervised learning framework, where each training instance is associated with a candidate label set, among which only one label is valid. To solve PLL problems, typically methods try to…

机器学习 · 计算机科学 2023-12-25 Bo-Shi Zou , Ming-Kun Xie , Sheng-Jun Huang

In this paper, we propose to learn a deep fitting degree scoring network for monocular 3D object detection, which aims to score fitting degree between proposals and object conclusively. Different from most existing monocular frameworks…

计算机视觉与模式识别 · 计算机科学 2019-06-11 Lijie Liu , Jiwen Lu , Chunjing Xu , Qi Tian , Jie Zhou

Learning based methods have shown very promising results for the task of depth estimation in single images. However, most existing approaches treat depth prediction as a supervised regression problem and as a result, require vast quantities…

计算机视觉与模式识别 · 计算机科学 2017-04-14 Clément Godard , Oisin Mac Aodha , Gabriel J. Brostow

Monocular 3D object detection is an important task for autonomous driving considering its advantage of low cost. It is much more challenging than conventional 2D cases due to its inherent ill-posed property, which is mainly reflected in the…

计算机视觉与模式识别 · 计算机科学 2021-09-27 Tai Wang , Xinge Zhu , Jiangmiao Pang , Dahua Lin

We propose a 3D object detection system with multi-sensor refinement in the context of autonomous driving. In our framework, the monocular camera serves as the fundamental sensor for 2D object proposal and initial 3D bounding box…

计算机视觉与模式识别 · 计算机科学 2019-11-20 Peiliang Li , Siqi Liu , Shaojie Shen

Monocular 3D object detection is an essential task in computer vision, and it has several applications in robotics and virtual reality. However, 3D object detectors are typically trained in a fully supervised way, relying extensively on 3D…

计算机视觉与模式识别 · 计算机科学 2025-04-21 Andreas Lau Hansen , Lukas Wanzeck , Dim P. Papadopoulos

Since the introduction of the self-attention mechanism and the adoption of the Transformer architecture for Computer Vision tasks, the Vision Transformer-based architectures gained a lot of popularity in the field, being used for tasks such…

计算机视觉与模式识别 · 计算机科学 2024-08-06 Diana-Alexandra Sas , Leandro Di Bella , Yangxintong Lyu , Florin Oniga , Adrian Munteanu

Self-supervised monocular depth prediction provides a cost-effective solution to obtain the 3D location of each pixel. However, the existing approaches usually lead to unsatisfactory accuracy, which is critical for autonomous robots. In…

计算机视觉与模式识别 · 计算机科学 2021-11-30 Ziyue Feng , Longlong Jing , Peng Yin , Yingli Tian , Bing Li

Monocular object detection and tracking have improved drastically in recent years, but rely on a key assumption: that objects are visible to the camera. Many offline tracking approaches reason about occluded objects post-hoc, by linking…

计算机视觉与模式识别 · 计算机科学 2020-12-16 Tarasha Khurana , Achal Dave , Deva Ramanan

We introduce NimbleD, an efficient self-supervised monocular depth estimation learning framework that incorporates supervision from pseudo-labels generated by a large vision model. This framework does not require camera intrinsics, enabling…

计算机视觉与模式识别 · 计算机科学 2024-08-27 Albert Luginov , Muhammad Shahzad