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Object detection, a quintessential task in the realm of perceptual computing, can be tackled using a generative methodology. In the present study, we introduce a novel framework designed to articulate object detection as a denoising…

Computer Vision and Pattern Recognition · Computer Science 2025-04-04 Lifan Jiang , Zhihui Wang , Changmiao Wang , Ming Li , Jiaxu Leng

Recent studies have witnessed the effectiveness of 3D convolutions on segmenting volumetric medical images. Compared with the 2D counterparts, 3D convolutions can capture the spatial context in three dimensions. Nevertheless, models…

Image and Video Processing · Electrical Eng. & Systems 2021-09-28 Junjun He , Jin Ye , Cheng Li , Diping Song , Wanli Chen , Shanshan Wang , Lixu Gu , Yu Qiao

Rotational symmetry is a defining feature of many tomography systems, including computed tomography (CT) and emission computed tomography (ECT), where detectors are arranged in a circular or periodically rotating configuration. This study…

Medical Physics · Physics 2025-02-05 Yaogong Zhang , Fang-Fang Yin , Lei Zhang

State-of-the-art deep learning systems often require large amounts of data and computation. For this reason, leveraging known or unknown structure of the data is paramount. Convolutional neural networks (CNNs) are successful examples of…

Computer Vision and Pattern Recognition · Computer Science 2020-12-07 Carlos Esteves

Oriented object detection, an emerging task in recent years, aims to identify and locate objects across varied orientations. This requires the detector to accurately capture the orientation information, which varies significantly within and…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Jiangshan Wang , Yifan Pu , Yizeng Han , Jiayi Guo , Yiru Wang , Xiu Li , Gao Huang

Recently, virtual/pseudo-point-based 3D object detection that seamlessly fuses RGB images and LiDAR data by depth completion has gained great attention. However, virtual points generated from an image are very dense, introducing a huge…

Computer Vision and Pattern Recognition · Computer Science 2023-03-07 Hai Wu , Chenglu Wen , Shaoshuai Shi , Xin Li , Cheng Wang

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,…

Computer Vision and Pattern Recognition · Computer Science 2023-03-02 Qiang Zhou , Chaohui Yu , Zhibin Wang , Fan Wang

Object detection serves as a significant step in improving performance of complex downstream computer vision tasks. It has been extensively studied for many years now and current state-of-the-art 2D object detection techniques proffer…

Computer Vision and Pattern Recognition · Computer Science 2022-02-08 Prithwish Jana , Partha Pratim Mohanta

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…

Computer Vision and Pattern Recognition · Computer Science 2022-05-26 Linhui Dai , Hong Liu , Hao Tang , Zhiwei Wu , Pinhao Song

Several popular approaches to 3D vision tasks process multiple views of the input independently with deep neural networks pre-trained on natural images, achieving view permutation invariance through a single round of pooling over all views.…

Computer Vision and Pattern Recognition · Computer Science 2019-10-29 Carlos Esteves , Yinshuang Xu , Christine Allen-Blanchette , Kostas Daniilidis

Scene graph generation (SGG) is built on top of detected objects to predict object pairwise visual relations for describing the image content abstraction. Existing works have revealed that if the links between objects are given as prior…

Computer Vision and Pattern Recognition · Computer Science 2022-02-23 Yuyu Guo , Lianli Gao , Jingkuan Song , Peng Wang , Nicu Sebe , Heng Tao Shen , Xuelong Li

A few lightweight convolutional neural network (CNN) models have been recently designed for remote sensing object detection (RSOD). However, most of them simply replace vanilla convolutions with stacked separable convolutions, which may not…

Computer Vision and Pattern Recognition · Computer Science 2022-09-19 Zhanchao Huang , Wei Li , Xiang-Gen Xia , Hao Wang , Feiran Jie , Ran Tao

Perceiving the surrounding environment is a fundamental task in autonomous driving. To obtain highly accurate perception results, modern autonomous driving systems typically employ multi-modal sensors to collect comprehensive environmental…

Computer Vision and Pattern Recognition · Computer Science 2024-09-10 Zhiwei Lin , Zhe Liu , Yongtao Wang , Le Zhang , Ce Zhu

Detection of objects is extremely important in various aerial vision-based applications. Over the last few years, the methods based on convolution neural networks have made substantial progress. However, because of the large variety of…

Computer Vision and Pattern Recognition · Computer Science 2022-02-16 Pourya Shamsolmoali , Masoumeh Zareapoor , Jocelyn Chanussot , Huiyu Zhou , Jie Yang

Multi-object tracking (MOT) has made great progress in recent years, but there are still some problems. Most MOT algorithms follow tracking-by-detection framework, which separates detection and tracking into two independent parts. Early…

Computer Vision and Pattern Recognition · Computer Science 2021-04-13 Xuewu Lin , Yu-ang Guo , Jianqiang Wang

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

3D Euclidean symmetry equivariant neural networks have demonstrated notable success in modeling complex physical systems. We introduce a framework for relaxed $E(3)$ graph equivariant neural networks that can learn and represent symmetry…

Machine Learning · Computer Science 2024-12-11 Elyssa Hofgard , Rui Wang , Robin Walters , Tess Smidt

Incomplete point clouds captured by 3D sensors often result in the loss of both geometric and semantic information. Most existing point cloud completion methods are built on rotation-variant frameworks trained with data in canonical poses,…

Computer Vision and Pattern Recognition · Computer Science 2026-04-23 Zhifan Ni , Eckehard Steinbach

We propose DualConvMesh-Nets (DCM-Net) a family of deep hierarchical convolutional networks over 3D geometric data that combines two types of convolutions. The first type, geodesic convolutions, defines the kernel weights over mesh surfaces…

Computer Vision and Pattern Recognition · Computer Science 2020-04-03 Jonas Schult , Francis Engelmann , Theodora Kontogianni , Bastian Leibe

Salient Object Detection (SOD) domain using RGB-D data has lately emerged with some current models' adequately precise results. However, they have restrained generalization abilities and intensive computational complexity. In this paper,…

Computer Vision and Pattern Recognition · Computer Science 2021-02-15 Tanveer Hussain , Saeed Anwar , Amin Ullah , Khan Muhammad , Sung Wook Baik
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