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Long-tailed object detection faces great challenges because of its extremely imbalanced class distribution. Recent methods mainly focus on the classification bias and its loss function design, while ignoring the subtle influence of the…

计算机视觉与模式识别 · 计算机科学 2024-02-01 Ke Zhu , Minghao Fu , Jie Shao , Tianyu Liu , Jianxin Wu

The method of deep learning has achieved excellent results in improving the performance of robotic grasping detection. However, the deep learning methods used in general object detection are not suitable for robotic grasping detection.…

计算机视觉与模式识别 · 计算机科学 2021-01-26 Hu Cao , Guang Chen , Zhijun Li , Jianjie Lin , Alois Knoll

Detecting rotated objects accurately and efficiently is a significant challenge in computer vision, particularly in applications such as aerial imagery, remote sensing, and autonomous driving. Although traditional object detection…

计算机视觉与模式识别 · 计算机科学 2025-10-21 Chien Thai , Mai Xuan Trang , Huong Ninh , Hoang Hiep Ly , Anh Son Le

Recently, most siamese network based trackers locate targets via object classification and bounding-box regression. Generally, they select the bounding-box with maximum classification confidence as the final prediction. This strategy may…

计算机视觉与模式识别 · 计算机科学 2021-07-20 Jinlong Peng , Zhengkai Jiang , Yueyang Gu , Yang Wu , Yabiao Wang , Ying Tai , Chengjie Wang , Weiyao Lin

This paper introduces the point-axis representation for oriented object detection, emphasizing its flexibility and geometrically intuitive nature with two key components: points and axes. 1) Points delineate the spatial extent and contours…

计算机视觉与模式识别 · 计算机科学 2024-07-12 Zeyang Zhao , Qilong Xue , Yuhang He , Yifan Bai , Xing Wei , Yihong Gong

Rotation estimation of known rigid objects is important for robotic applications such as dexterous manipulation. Most existing methods for rotation estimation use intermediate representations such as templates, global or local feature…

计算机视觉与模式识别 · 计算机科学 2018-12-04 Ge Gao , Mikko Lauri , Jianwei Zhang , Simone Frintrop

Pedestrian detection is one of the most explored topics in computer vision and robotics. The use of deep learning methods allowed the development of new and highly competitive algorithms. Deep Reinforcement Learning has proved to be within…

计算机视觉与模式识别 · 计算机科学 2019-03-05 G. Dias Pais , Tiago J. Dias , Jacinto C. Nascimento , Pedro Miraldo

In this work, we present a methodology to shape a fisheye-specific representation space that reflects the interaction between distortion and semantic context present in this data modality. Fisheye data has the wider field of view advantage…

计算机视觉与模式识别 · 计算机科学 2023-05-09 Kiran Kokilepersaud , Mohit Prabhushankar , Yavuz Yarici , Ghassan AlRegib , Armin Parchami

We consider the task of estimating the 3D orientation of an object of known category given an image of the object and a bounding box around it. Recently, CNN-based regression and classification methods have shown significant performance…

计算机视觉与模式识别 · 计算机科学 2018-07-20 Siddharth Mahendran , Ming Yang Lu , Haider Ali , René Vidal

Modern CNN-based object detectors rely on bounding box regression and non-maximum suppression to localize objects. While the probabilities for class labels naturally reflect classification confidence, localization confidence is absent. This…

计算机视觉与模式识别 · 计算机科学 2018-08-01 Borui Jiang , Ruixuan Luo , Jiayuan Mao , Tete Xiao , Yuning Jiang

Although recent advances in regional Convolutional Neural Networks (CNNs) enable them to outperform conventional techniques on standard object detection and classification tasks, their response time is still slow for real-time performance.…

计算机视觉与模式识别 · 计算机科学 2016-03-03 JT Turner , Kalyan Gupta , Brendan Morris , David W. Aha

Detecting oriented objects along with estimating their rotation information is one crucial step for analyzing remote sensing images. Despite that many methods proposed recently have achieved remarkable performance, most of them directly…

计算机视觉与模式识别 · 计算机科学 2021-12-02 Yanjie Wang , Xu Zou , Zhijun Zhang , Wenhui Xu , Liqun Chen , Sheng Zhong , Luxin Yan , Guodong Wang

Object recognition systems are usually trained and evaluated on high resolution images. However, in real world applications, it is common that the images have low resolutions or have small sizes. In this study, we first track the…

计算机视觉与模式识别 · 计算机科学 2023-03-15 Amir Ghasemi , Nasrin Bayat , Fatemeh Mottaghian , Akram Bayat

Accurate detection and localization of X-corner on both planar and non-planar patterns is a core step in robotics and machine vision. However, previous works could not make a good balance between accuracy and robustness, which are both…

计算机视觉与模式识别 · 计算机科学 2023-07-10 Ben Chen , Caihua Xiong , Quanlin Li , Zhonghua Wan

Fisheye image rectification aims to correct distortions in images taken with fisheye cameras. Although current models show promising results on images with a similar degree of distortion as the training data, they will produce sub-optimal…

计算机视觉与模式识别 · 计算机科学 2024-12-25 Pengbo Guo , Chengxu Liu , Xingsong Hou , Xueming Qian

To achieve accurate 3D object detection at a low cost for autonomous driving, many multi-camera methods have been proposed and solved the occlusion problem of monocular approaches. However, due to the lack of accurate estimated depth,…

计算机视觉与模式识别 · 计算机科学 2023-02-06 Ching-Yu Tseng , Yi-Rong Chen , Hsin-Ying Lee , Tsung-Han Wu , Wen-Chin Chen , Winston H. Hsu

Jointly integrating aspect ratio and context has been extensively studied and shown performance improvement in traditional object detection systems such as the DPMs. It, however, has been largely ignored in deep neural network based…

计算机视觉与模式识别 · 计算机科学 2017-03-23 Bo Li , Tianfu Wu , Shuai Shao , Lun Zhang , Rufeng Chu

Camera with a fisheye or ultra-wide lens covers a wide field of view that cannot be modeled by the perspective projection. Serious fisheye lens distortion in the peripheral region of the image leads to degraded performance of the existing…

计算机视觉与模式识别 · 计算机科学 2024-04-11 Bing Li , Dong Zhang , Cheng Huang , Yun Xian , Ming Li , Dah-Jye Lee

Robotic systems often require precise scene analysis capabilities, especially in unstructured, cluttered situations, as occurring in human-made environments. While current deep-learning based methods yield good estimates of object poses,…

计算机视觉与模式识别 · 计算机科学 2019-10-09 Arul Selvam Periyasamy , Max Schwarz , Sven Behnke

360{\deg} images are usually represented in either equirectangular projection (ERP) or multiple perspective projections. Different from the flat 2D images, the detection task is challenging for 360{\deg} images due to the distortion of ERP…

计算机视觉与模式识别 · 计算机科学 2019-07-30 Pengyu Zhao , Ansheng You , Yuanxing Zhang , Jiaying Liu , Kaigui Bian , Yunhai Tong