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Related papers: DeFRCN: Decoupled Faster R-CNN for Few-Shot Object…

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Few-shot object detection (FSOD), an efficient method for addressing the severe data-hungry problem, has been extensively discussed. Current works have significantly advanced the problem in terms of model and data. However, the overall…

Computer Vision and Pattern Recognition · Computer Science 2023-11-21 Zeyu Shangguan , Lian Huai , Tong Liu , Xingqun Jiang

Satellite imagery, due to its long-range imaging, brings with it a variety of scale-preferred tasks, such as the detection of tiny/small objects, making the precise localization and detection of small objects of interest a challenging task.…

Computer Vision and Pattern Recognition · Computer Science 2024-09-10 Fan Zhang , Lingling Li , Licheng Jiao , Xu Liu , Fang Liu , Shuyuan Yang , Biao Hou

Region-based Convolutional Neural Networks (R-CNNs) have achieved great success in the field of object detection. The existing R-CNNs usually divide a Region-of-Interest (ROI) into grids, and then localize objects by utilizing the spatial…

Computer Vision and Pattern Recognition · Computer Science 2018-02-13 Xiaochuan Fan , Hao Guo , Kang Zheng , Wei Feng , Song Wang

In this work, we consider the problem of pedestrian detection in natural scenes. Intuitively, instances of pedestrians with different spatial scales may exhibit dramatically different features. Thus, large variance in instance scales, which…

Computer Vision and Pattern Recognition · Computer Science 2016-06-28 Jianan Li , Xiaodan Liang , ShengMei Shen , Tingfa Xu , Jiashi Feng , Shuicheng Yan

While object detection is a common problem in computer vision, it is even more challenging when dealing with aerial satellite images. The variety in object scales and orientations can make them difficult to identify. In addition, there can…

Computer Vision and Pattern Recognition · Computer Science 2022-02-08 Ahmed Elhagry , Mohamed Saeed

General detectors follow the pipeline that feature maps extracted from ConvNets are shared between classification and regression tasks. However, there exists obvious conflicting requirements in multi-orientation object detection that…

Computer Vision and Pattern Recognition · Computer Science 2019-03-28 Zhixin Zhang , Xudong Chen , Jie Liu , Kaibo Zhou

Fine-grained image recognition is a challenging computer vision problem, due to the small inter-class variations caused by highly similar subordinate categories, and the large intra-class variations in poses, scales and rotations. In this…

Computer Vision and Pattern Recognition · Computer Science 2016-05-24 Xiu-Shen Wei , Chen-Wei Xie , Jianxin Wu

R-CNN style methods are sorts of the state-of-the-art object detection methods, which consist of region proposal generation and deep CNN classification. However, the proposal generation phase in this paradigm is usually time consuming,…

Computer Vision and Pattern Recognition · Computer Science 2017-04-27 Guiying Li , Junlong Liu , Chunhui Jiang , Liangpeng Zhang , Minlong Lin , Ke Tang

Few-shot object detection (FSOD) aims at learning a detector that can fast adapt to previously unseen objects with scarce annotated examples, which is challenging and demanding. Existing methods solve this problem by performing subtasks of…

Computer Vision and Pattern Recognition · Computer Science 2021-04-20 Longyao Liu , Bo Ma , Yulin Zhang , Xin Yi , Haozhi Li

Few-shot Semantic Segmentation addresses the challenge of segmenting objects in query images with only a handful of annotated examples. However, many previous state-of-the-art methods either have to discard intricate local semantic features…

Computer Vision and Pattern Recognition · Computer Science 2025-11-06 Amirreza Fateh , Mohammad Reza Mohammadi , Mohammad Reza Jahed Motlagh

We present a conceptually simple, flexible, and general framework for object instance segmentation. Our approach efficiently detects objects in an image while simultaneously generating a high-quality segmentation mask for each instance. The…

Computer Vision and Pattern Recognition · Computer Science 2018-01-25 Kaiming He , Georgia Gkioxari , Piotr Dollár , Ross Girshick

This paper introduces a Deep Learning Convolutional Neural Network model based on Faster-RCNN for motorcycle detection and classification on urban environments. The model is evaluated in occluded scenarios where more than 60% of the…

Computer Vision and Pattern Recognition · Computer Science 2018-08-10 Jorge E. Espinosa , Sergio A. Velastin , John W. Branch

State-of-the-art detection systems are generally evaluated on their ability to exhaustively retrieve objects densely distributed in the image, across a wide variety of appearances and semantic categories. Orthogonal to this, many real-life…

Computer Vision and Pattern Recognition · Computer Science 2020-04-28 Amelie Royer , Christoph H. Lampert

In this work, we introduce a Denser Feature Network (DenserNet) for visual localization. Our work provides three principal contributions. First, we develop a convolutional neural network (CNN) architecture which aggregates feature maps at…

Computer Vision and Pattern Recognition · Computer Science 2021-03-15 Dongfang Liu , Yiming Cui , Liqi Yan , Christos Mousas , Baijian Yang , Yingjie Chen

We present Sparse R-CNN, a purely sparse method for object detection in images. Existing works on object detection heavily rely on dense object candidates, such as $k$ anchor boxes pre-defined on all grids of image feature map of size…

Computer Vision and Pattern Recognition · Computer Science 2021-04-27 Peize Sun , Rufeng Zhang , Yi Jiang , Tao Kong , Chenfeng Xu , Wei Zhan , Masayoshi Tomizuka , Lei Li , Zehuan Yuan , Changhu Wang , Ping Luo

Model efficiency has become increasingly important in computer vision. In this paper, we systematically study neural network architecture design choices for object detection and propose several key optimizations to improve efficiency.…

Computer Vision and Pattern Recognition · Computer Science 2020-07-28 Mingxing Tan , Ruoming Pang , Quoc V. Le

Scene understanding plays an important role in several high-level computer vision applications, such as autonomous vehicles, intelligent video surveillance, or robotics. However, too few solutions have been proposed for indoor/outdoor scene…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Ayman Beghdadi , Azeddine Beghdadi , Mohib Ullah , Faouzi Alaya Cheikh , Malik Mallem

Pansharpening is a process of fusing a high spatial resolution panchromatic image and a low spatial resolution multispectral image to create a high-resolution multispectral image. A novel single-branch, single-scale lightweight…

Computer Vision and Pattern Recognition · Computer Science 2023-07-04 Yuan Fang , Yuanzhi Cai , Lei Fan

The region-based Convolutional Neural Network (CNN) detectors such as Faster R-CNN or R-FCN have already shown promising results for object detection by combining the region proposal subnetwork and the classification subnetwork together.…

Computer Vision and Pattern Recognition · Computer Science 2017-08-10 Yousong Zhu , Chaoyang Zhao , Jinqiao Wang , Xu Zhao , Yi Wu , Hanqing Lu

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…

Computer Vision and Pattern Recognition · Computer Science 2017-03-23 Bo Li , Tianfu Wu , Shuai Shao , Lun Zhang , Rufeng Chu