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Arbitrary-oriented object detection (AOOD) is a challenging task to detect objects in the wild with arbitrary orientations and cluttered arrangements. Existing approaches are mainly based on anchor-based boxes or dense points, which rely on…

计算机视觉与模式识别 · 计算机科学 2022-05-26 Linhui Dai , Hong Liu , Hao Tang , Zhiwei Wu , Pinhao Song

The most popular evaluation metric for object detection in 2D images is Intersection over Union (IoU). Existing implementations of the IoU metric for 3D object detection usually neglect one or more degrees of freedom. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2022-11-14 Michael G. Adam , Martin Piccolrovazzi , Sebastian Eger , Eckehard Steinbach

Multi-object tracking (MOT) methods often rely on Intersection-over-Union (IoU) for association. However, this becomes unreliable when objects are similar or occluded. Also, computing IoU for segmentation masks is computationally expensive.…

计算机视觉与模式识别 · 计算机科学 2025-10-14 Milad Khanchi , Maria Amer , Charalambos Poullis

Current motion-based multiple object tracking (MOT) approaches rely heavily on Intersection-over-Union (IoU) for object association. Without using 3D features, they are ineffective in scenarios with occlusions or visually similar objects.…

计算机视觉与模式识别 · 计算机科学 2025-06-03 Milad Khanchi , Maria Amer , Charalambos Poullis

Arbitrary-oriented objects widely appear in natural scenes, aerial photographs, remote sensing images, etc., thus arbitrary-oriented object detection has received considerable attention. Many current rotation detectors use plenty of anchors…

计算机视觉与模式识别 · 计算机科学 2020-12-16 Qi Ming , Zhiqiang Zhou , Lingjuan Miao , Hongwei Zhang , Linhao Li

Single-stage object detectors have been widely applied in computer vision applications due to their high efficiency. However, we find that the loss functions adopted by single-stage object detectors hurt the localization accuracy seriously.…

计算机视觉与模式识别 · 计算机科学 2020-12-15 Shengkai Wu , Jinrong Yang , Xinggang Wang , Xiaoping Li

In the CNN based object detectors, feature pyramids are widely exploited to alleviate the problem of scale variation across object instances. These object detectors, which strengthen features via a top-down pathway and lateral connections,…

计算机视觉与模式识别 · 计算机科学 2020-08-11 Keyang Wang , Lei Zhang

Object detection using an oriented bounding box (OBB) can better target rotated objects by reducing the overlap with background areas. Existing OBB approaches are mostly built on horizontal bounding box detectors by introducing an…

计算机视觉与模式识别 · 计算机科学 2020-07-21 Zhiming Chen , Kean Chen , Weiyao Lin , John See , Hui Yu , Yan Ke , Cong Yang

Previous single-stage detectors typically suffer the misalignment between localization accuracy and classification confidence. To solve the misalignment problem, we introduce a novel rectification method named neighbor IoU-voting (NIV)…

计算机视觉与模式识别 · 计算机科学 2024-01-24 Shuai Liu , Di Wang , Quan Wang , Kai Huang

3D object detection serves as the core basis of the perception tasks in autonomous driving. Recent years have seen the rapid progress of multi-modal fusion strategies for more robust and accurate 3D object detection. However, current…

计算机视觉与模式识别 · 计算机科学 2023-10-12 Bingqi Shen , Shuwei Dai , Yuyin Chen , Rong Xiong , Yue Wang , Yanmei Jiao

3D object detection is a key module for safety-critical robotics applications such as autonomous driving. For these applications, we care most about how the detections affect the ego-agent's behavior and safety (the egocentric perspective).…

计算机视觉与模式识别 · 计算机科学 2021-12-16 Boyang Deng , Charles R. Qi , Mahyar Najibi , Thomas Funkhouser , Yin Zhou , Dragomir Anguelov

Deep learning-based object detectors have driven notable progress in multi-object tracking algorithms. Yet, current tracking methods mainly focus on simple, regular motion patterns in pedestrians or vehicles. This leaves a gap in tracking…

计算机视觉与模式识别 · 计算机科学 2023-11-22 Hsiang-Wei Huang , Cheng-Yen Yang , Jiacheng Sun , Pyong-Kun Kim , Kwang-Ju Kim , Kyoungoh Lee , Chung-I Huang , Jenq-Neng Hwang

The effectiveness of Object Detection, one of the central problems in computer vision tasks, highly depends on the definition of the loss function - a measure of how accurately your ML model can predict the expected outcome. Conventional…

计算机视觉与模式识别 · 计算机科学 2022-05-26 Zhora Gevorgyan

Most of the recent successful methods in accurate object detection and localization used some variants of R-CNN style two stage Convolutional Neural Networks (CNN) where plausible regions were proposed in the first stage then followed by a…

计算机视觉与模式识别 · 计算机科学 2017-04-20 Jimmy Ren , Xiaohao Chen , Jianbo Liu , Wenxiu Sun , Jiahao Pang , Qiong Yan , Yu-Wing Tai , Li Xu

Traditional object detection models are constrained by the limitations of closed-set datasets, detecting only categories encountered during training. While multimodal models have extended category recognition by aligning text and image…

计算机视觉与模式识别 · 计算机科学 2024-12-31 Lihao Liu , Juexiao Feng , Hui Chen , Ao Wang , Lin Song , Jungong Han , Guiguang Ding

Despite the promising results, existing oriented object detection methods usually involve heuristically designed rules, e.g., RRoI generation, rotated NMS. In this paper, we propose an end-to-end framework for oriented object detection,…

计算机视觉与模式识别 · 计算机科学 2023-03-02 Qiang Zhou , Chaohui Yu , Zhibin Wang , Fan Wang

Monocular 3D object detection (M3OD) is intrinsically ill-posed, hence training a high-performance deep learning based M3OD model requires a humongous amount of labeled data with complicated visual variation from diverse scenes, variety of…

计算机视觉与模式识别 · 计算机科学 2026-03-10 Zhaonian Kuang , Rui Ding , Meng Yang , Xinhu Zheng , Gang Hua

Training a robust classifier and an accurate box regressor are difficult for occluded pedestrian detection. Traditionally adopted Intersection over Union (IoU) measurement does not consider the occluded region of the object and leads to…

计算机视觉与模式识别 · 计算机科学 2019-11-27 Ruiqi Lu , Huimin Ma

3D object detection is one of the most important tasks in 3D vision perceptual system of autonomous vehicles. In this paper, we propose a novel two stage 3D object detection method aimed at get the optimal solution of object location in 3D…

计算机视觉与模式识别 · 计算机科学 2019-09-05 Jiaojiao Fang , Lingtao Zhou , Guizhong Liu

While formal robustness verification has seen significant success in image classification, scaling these guarantees to object detection remains notoriously difficult due to complex non-linear coordinate transformations and…