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Related papers: Towards Rotation Invariance in Object Detection

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The availability of real-world datasets is the prerequisite for developing object detection methods for autonomous driving. While ambiguity exists in object labels due to error-prone annotation process or sensor observation noises, current…

Computer Vision and Pattern Recognition · Computer Science 2020-08-04 Zining Wang , Di Feng , Yiyang Zhou , Lars Rosenbaum , Fabian Timm , Klaus Dietmayer , Masayoshi Tomizuka , Wei Zhan

As an important component of the detector localization branch, bounding box regression loss plays a significant role in object detection tasks. The existing bounding box regression methods usually consider the geometric relationship between…

Computer Vision and Pattern Recognition · Computer Science 2024-01-15 Hao Zhang , Shuaijie Zhang

Quantifying a model's predictive uncertainty is essential for safety-critical applications such as autonomous driving. We consider quantifying such uncertainty for multi-object detection. In particular, we leverage conformal prediction to…

Computer Vision and Pattern Recognition · Computer Science 2024-07-31 Alexander Timans , Christoph-Nikolas Straehle , Kaspar Sakmann , Eric Nalisnick

Rotation-equivariance is an essential yet challenging property in oriented object detection. While general object detectors naturally leverage robustness to spatial shifts due to the translation-equivariance of the conventional CNNs,…

Computer Vision and Pattern Recognition · Computer Science 2024-01-15 Chanho Lee , Jinsu Son , Hyounguk Shon , Yunho Jeon , Junmo Kim

Object detection is a typical multi-task learning application, which optimizes classification and regression simultaneously. However, classification loss always dominates the multi-task loss in anchor-based methods, hampering the consistent…

Computer Vision and Pattern Recognition · Computer Science 2022-03-18 Wenxin Yu , Xueling Shen , Jiajie Hu , Dong Yin

In the field of state-of-the-art object detection, the task of object localization is typically accomplished through a dedicated subnet that emphasizes bounding box regression. This subnet traditionally predicts the object's position by…

Computer Vision and Pattern Recognition · Computer Science 2023-07-20 Peng Zhi , Haoran Zhou , Hang Huang , Rui Zhao , Rui Zhou , Qingguo Zhou

Rotation invariance has been an important topic in computer vision tasks. Ideally, robot grasp detection should be rotation-invariant. However, rotation-invariance in robotic grasp detection has been only recently studied by using rotation…

Computer Vision and Pattern Recognition · Computer Science 2019-09-19 Dongwon Park , Yonghyeok Seo , Se Young Chun

The study of model bias and variance with respect to decision boundaries is critically important in supervised classification. There is generally a tradeoff between the two, as fine-tuning of the decision boundary of a classification model…

Machine Learning · Computer Science 2020-02-25 Matthew Almeida , Wei Ding , Scott Crouter , Ping Chen

For object detection, it is possible to view the prediction of bounding boxes as a reverse diffusion process. Using a diffusion model, the random bounding boxes are iteratively refined in a denoising step, conditioned on the image. We…

Computer Vision and Pattern Recognition · Computer Science 2023-12-20 Leander van den Heuvel , Gertjan Burghouts , David W. Zhang , Gwenn Englebienne , Sabina B. van Rooij

Learning accurate object detectors often requires large-scale training data with precise object bounding boxes. However, labeling such data is expensive and time-consuming. As the crowd-sourcing labeling process and the ambiguities of the…

Computer Vision and Pattern Recognition · Computer Science 2022-07-21 Chengxin Liu , Kewei Wang , Hao Lu , Zhiguo Cao , Ziming Zhang

Object detection and tracking is a key task in autonomy. Specifically, 3D object detection and tracking have been an emerging hot topic recently. Although various methods have been proposed for object detection, uncertainty in the 3D…

Computer Vision and Pattern Recognition · Computer Science 2020-11-06 Yuanxin Zhong , Minghan Zhu , Huei Peng

Rotation detection serves as a fundamental building block in many visual applications involving aerial image, scene text, and face etc. Differing from the dominant regression-based approaches for orientation estimation, this paper explores…

Computer Vision and Pattern Recognition · Computer Science 2021-05-26 Xue Yang , Liping Hou , Yue Zhou , Wentao Wang , Junchi Yan

Object detection has recently experienced substantial progress. Yet, the widely adopted horizontal bounding box representation is not appropriate for ubiquitous oriented objects such as objects in aerial images and scene texts. In this…

Computer Vision and Pattern Recognition · Computer Science 2020-04-09 Yongchao Xu , Mingtao Fu , Qimeng Wang , Yukang Wang , Kai Chen , Gui-Song Xia , Xiang Bai

Rotated bounding boxes drastically reduce output ambiguity of elongated objects, making it superior to axis-aligned bounding boxes. Despite the effectiveness, rotated detectors are not widely employed. Annotating rotated bounding boxes is…

Computer Vision and Pattern Recognition · Computer Science 2023-05-05 Tianyu Zhu , Bryce Ferenczi , Pulak Purkait , Tom Drummond , Hamid Rezatofighi , Anton van den Hengel

Locating an object in a sequence of frames, given its appearance in the first frame of the sequence, is a hard problem that involves many stages. Usually, state-of-the-art methods focus on bringing novel ideas in the visual encoding or…

Computer Vision and Pattern Recognition · Computer Science 2024-05-20 Omar Abdelaziz , Mohamed Sami Shehata

Object detection remains as one of the most notorious open problems in computer vision. Despite large strides in accuracy in recent years, modern object detectors have started to saturate on popular benchmarks raising the question of how…

Computer Vision and Pattern Recognition · Computer Science 2019-12-18 Ali Borji , Seyed Mehdi Iranmanesh

In this paper, we propose a general approach to optimize anchor boxes for object detection. Nowadays, anchor boxes are widely adopted in state-of-the-art detection frameworks. However, these frameworks usually pre-define anchor box shapes…

Computer Vision and Pattern Recognition · Computer Science 2020-01-28 Yuanyi Zhong , Jianfeng Wang , Jian Peng , Lei Zhang

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.…

Computer Vision and Pattern Recognition · Computer Science 2024-07-09 Yifan Zhang , Qijian Zhang , Zhiyu Zhu , Junhui Hou , Yixuan Yuan

The quality of training datasets for deep neural networks is a key factor contributing to the accuracy of resulting models. This effect is amplified in difficult tasks such as object detection. Dealing with errors in datasets is often…

Computer Vision and Pattern Recognition · Computer Science 2023-12-12 Krystian Chachuła , Jakub Łyskawa , Bartłomiej Olber , Piotr Frątczak , Adam Popowicz , Krystian Radlak

Existing computer vision and object detection methods strongly rely on neural networks and deep learning. This active research area is used for applications such as autonomous driving, aerial photography, protection, and monitoring.…

Computer Vision and Pattern Recognition · Computer Science 2022-12-01 Imran Khan Mirani , Chen Tianhua , Malak Abid Ali Khan , Syed Muhammad Aamir , Waseef Menhaj