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Conventional networks for object skeleton detection are usually hand-crafted. Although effective, they require intensive priori knowledge to configure representative features for objects in different scale granularity.In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2021-06-09 Chang Liu , Yunjie Tian , Jianbin Jiao , Qixiang Ye

Recent research highlights that the Directed Accumulator (DA), through its parametrization of geometric priors into neural networks, has notably improved the performance of medical image recognition, particularly with small and imbalanced…

Computer Vision and Pattern Recognition · Computer Science 2023-06-06 Hang Zhang , Renjiu Hu , Xiang Chen , Rongguang Wang , Jinwei Zhang , Jiahao Li

In this paper, we consider the task of one-shot object detection, which consists in detecting objects defined by a single demonstration. Differently from the standard object detection, the classes of objects used for training and testing do…

Computer Vision and Pattern Recognition · Computer Science 2020-08-20 Anton Osokin , Denis Sumin , Vasily Lomakin

Generalized Category Discovery (GCD) is a pragmatic and challenging open-world task, which endeavors to cluster unlabeled samples from both novel and old classes, leveraging some labeled data of old classes. Given that knowledge learned…

Computer Vision and Pattern Recognition · Computer Science 2024-03-08 Shijie Ma , Fei Zhu , Zhun Zhong , Xu-Yao Zhang , Cheng-Lin Liu

Overhead line inspection greatly benefits from defect recognition using visible light imagery. Addressing the limitations of existing feature extraction techniques and the heavy data dependency of deep learning approaches, this paper…

Computer Vision and Pattern Recognition · Computer Science 2023-12-08 Weixi Wang , Xichen Zhong , Xin Li , Sizhe Li , Xun Ma

The most recent trend in estimating the 6D pose of rigid objects has been to train deep networks to either directly regress the pose from the image or to predict the 2D locations of 3D keypoints, from which the pose can be obtained using a…

Computer Vision and Pattern Recognition · Computer Science 2019-04-09 Yinlin Hu , Joachim Hugonot , Pascal Fua , Mathieu Salzmann

Introducing explicit constraints on the structural predictions has been an effective way to improve the performance of semantic segmentation models. Existing methods are mainly based on insufficient hand-crafted rules that only partially…

Computer Vision and Pattern Recognition · Computer Science 2019-07-30 Boxi Wu , Shuai Zhao , Wenqing Chu , Zheng Yang , Deng Cai

Edge detection is a critical component of many vision systems, including object detectors and image segmentation algorithms. Patches of edges exhibit well-known forms of local structure, such as straight lines or T-junctions. In this paper…

Computer Vision and Pattern Recognition · Computer Science 2014-11-26 Piotr Dollár , C. Lawrence Zitnick

Detecting polygons defined by a set of line segments in a plane is an important step in analyzing vector drawings. This paper presents an approach combining several algorithms to detect basic polygons from arbitrary line segments. The…

Computational Geometry · Computer Science 2023-12-29 Alfredo Ferreira , Manuel J. Fonseca , Joaquim A. Jorge

Accurate and efficient 3D medical image segmentation is essential for clinical AI, where models must remain reliable under stringent memory, latency, and data availability constraints. Transformer-based methods achieve strong accuracy but…

Machine Learning · Computer Science 2026-03-10 Kavyansh Tyagi , Vishwas Rathi , Puneet Goyal

Unsupervised anomaly detection aims to identify anomalous samples from highly complex and unstructured data, which is pervasive in both fundamental research and industrial applications. However, most existing methods neglect the complex…

Machine Learning · Computer Science 2020-10-20 Haoyi Fan , Fengbin Zhang , Ruidong Wang , Liang Xi , Zuoyong Li

In computer-aided diagnosis tools employed for skin cancer treatment and early diagnosis, skin lesion segmentation is important. However, achieving precise segmentation is challenging due to inherent variations in appearance, contrast,…

Computer Vision and Pattern Recognition · Computer Science 2024-09-10 Asim Naveed , Syed S. Naqvi , Tariq M. Khan , Shahzaib Iqbal , M. Yaqoob Wani , Haroon Ahmed Khan

The accurate segmentation and tracking of cells in microscopy image sequences is an important task in biomedical research, e.g., for studying the development of tissues, organs or entire organisms. However, the segmentation of touching…

Computer Vision and Pattern Recognition · Computer Science 2020-12-10 Tim Scherr , Katharina Löffler , Moritz Böhland , Ralf Mikut

Recently, generated images could reach very high quality, even human eyes could not tell them apart from real images. Although there are already some methods for detecting generated images in current forensic community, most of these…

Computer Vision and Pattern Recognition · Computer Science 2019-12-25 Xinsheng Xuan , Bo Peng , Wei Wang , Jing Dong

Deep learning models have been widely used for anomaly detection in surveillance videos. Typical models are equipped with the capability to reconstruct normal videos and evaluate the reconstruction errors on anomalous videos to indicate the…

Computer Vision and Pattern Recognition · Computer Science 2022-11-08 Xianlin Zeng , Yalong Jiang , Wenrui Ding , Hongguang Li , Yafeng Hao , Zifeng Qiu

As an important research topic in computer vision, fine-grained classification which aims to recognition subordinate-level categories has attracted significant attention. We propose a novel region based ensemble learning network for…

Computer Vision and Pattern Recognition · Computer Science 2019-02-12 Weikuang Li , Tian Wang , Chuanyun Wang , Guangcun Shan , Mengyi Zhang , Hichem Snoussi

Whether it is object detection, model reconstruction, laser odometry, or point cloud registration: Plane extraction is a vital component of many robotic systems. In this paper, we propose a strictly probabilistic method to detect finite…

Robotics · Computer Science 2019-10-25 Alexander Schaefer , Johan Vertens , Daniel Büscher , Wolfram Burgard

Currently, there have been many kinds of voxel-based 3D single stage detectors, while point-based single stage methods are still underexplored. In this paper, we first present a lightweight and effective point-based 3D single stage object…

Computer Vision and Pattern Recognition · Computer Science 2020-02-25 Zetong Yang , Yanan Sun , Shu Liu , Jiaya Jia

This work considers the problem of heterogeneous graph-level anomaly detection. Heterogeneous graphs are commonly used to represent behaviours between different types of entities in complex industrial systems for capturing as much…

Machine Learning · Computer Science 2023-08-29 Jiaxi Li , Guansong Pang , Ling Chen , Mohammad-Reza Namazi-Rad

The detection of oriented objects is frequently appeared in the field of natural scene text detection as well as object detection in aerial images. Traditional detectors for oriented objects are common to rotate anchors on the basis of the…

Computer Vision and Pattern Recognition · Computer Science 2020-05-11 Haoran Wei , Yue Zhang , Zhonghan Chang , Hao Li , Hongqi Wang , Xian Sun
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