English
Related papers

Related papers: SaliencyI2PLoc: saliency-guided image-point cloud …

200 papers

Effective feature fusion of multispectral images plays a crucial role in multi-spectral object detection. Previous studies have demonstrated the effectiveness of feature fusion using convolutional neural networks, but these methods are…

Computer Vision and Pattern Recognition · Computer Science 2023-08-16 Jifeng Shen , Yifei Chen , Yue Liu , Xin Zuo , Heng Fan , Wankou Yang

Object classification using LiDAR 3D point cloud data is critical for modern applications such as autonomous driving. However, labeling point cloud data is labor-intensive as it requires human annotators to visualize and inspect the 3D data…

Computer Vision and Pattern Recognition · Computer Science 2022-11-01 Ziwei Wang , Reza Arablouei , Jiajun Liu , Paulo Borges , Greg Bishop-Hurley , Nicholas Heaney

Large-scale point cloud consists of a multitude of individual objects, thereby encompassing rich structural and underlying semantic contextual information, resulting in a challenging problem in efficiently segmenting a point cloud. Most…

Computer Vision and Pattern Recognition · Computer Science 2024-06-18 Zhenchao Lin , Li He , Hongqiang Yang , Xiaoqun Sun , Cuojin Zhang , Weinan Chen , Yisheng Guan , Hong Zhang

Detection-free methods typically follow a coarse-to-fine pipeline, extracting image and point cloud features for patch-level matching and refining dense pixel-to-point correspondences. However, differences in feature channel attention…

Computer Vision and Pattern Recognition · Computer Science 2025-06-27 Zhixin Cheng , Jiacheng Deng , Xinjun Li , Xiaotian Yin , Bohao Liao , Baoqun Yin , Wenfei Yang , Tianzhu Zhang

This paper introduces a new framework to predict visual attention of omnidirectional images. The key setup of our architecture is the simultaneous prediction of the saliency map and a corresponding scanpath for a given stimulus. The…

Computer Vision and Pattern Recognition · Computer Science 2022-01-04 Mohamed Amine Kerkouri , Marouane Tliba , Aladine Chetouani , Mohamed Sayeh

Image/video data is usually represented with multiple visual features. Fusion of multi-source information for establishing the attributes has been widely recognized. Multi-feature visual recognition has recently received much attention in…

Computer Vision and Pattern Recognition · Computer Science 2016-11-15 Lei Zhang , David Zhang

Environmental perception systems are crucial for high-precision mapping and autonomous navigation, with LiDAR serving as a core sensor providing accurate 3D point cloud data. Efficiently processing unstructured point clouds while extracting…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Chuang Chen , Yi Lin , Bo Wang , Jing Hu , Xi Wu , Wenyi Ge

How to effectively fuse cross-modal information is the key problem for RGB-D salient object detection. Early fusion and the result fusion schemes fuse RGB and depth information at the input and output stages, respectively, hence incur the…

Computer Vision and Pattern Recognition · Computer Science 2020-10-13 Nian Liu , Ni Zhang , Ling Shao , Junwei Han

Cross-modality point cloud registration is confronted with significant challenges due to inherent differences in modalities between different sensors. We propose a cross-modality point cloud registration framework FF-LOGO: a cross-modality…

Computer Vision and Pattern Recognition · Computer Science 2024-04-15 Nan Ma , Mohan Wang , Yiheng Han , Yong-Jin Liu

This paper addresses the challenges of complex dependencies and diverse anomaly patterns in cloud service environments by proposing a dependency modeling and anomaly detection method that integrates contrastive learning. The method…

Machine Learning · Computer Science 2025-10-16 Yue Xing , Yingnan Deng , Heyao Liu , Ming Wang , Yun Zi , Xiaoxuan Sun

The rise of autonomous vehicles has significantly increased the demand for robust 3D object detection systems. While cameras and LiDAR sensors each offer unique advantages--cameras provide rich texture information and LiDAR offers precise…

Computer Vision and Pattern Recognition · Computer Science 2025-07-04 Zitian Wang , Zehao Huang , Yulu Gao , Naiyan Wang , Si Liu

Recently, multi-modality scene perception tasks, e.g., image fusion and scene understanding, have attracted widespread attention for intelligent vision systems. However, early efforts always consider boosting a single task unilaterally and…

Computer Vision and Pattern Recognition · Computer Science 2023-05-12 Zhu Liu , Jinyuan Liu , Guanyao Wu , Long Ma , Xin Fan , Risheng Liu

Point cloud analysis (such as 3D segmentation and detection) is a challenging task, because of not only the irregular geometries of many millions of unordered points, but also the great variations caused by depth, viewpoint, occlusion, etc.…

Computer Vision and Pattern Recognition · Computer Science 2023-07-28 Tuo Feng , Wenguan Wang , Xiaohan Wang , Yi Yang , Qinghua Zheng

Saliency methods can make deep neural network predictions more interpretable by identifying a set of critical features in an input sample, such as pixels that contribute most strongly to a prediction made by an image classifier.…

Machine Learning · Computer Science 2021-06-15 Yang Lu , Wenbo Guo , Xinyu Xing , William Stafford Noble

Incorporating prior structure information into the visual state estimation could generally improve the localization performance. In this letter, we aim to address the paradox between accuracy and efficiency in coupling visual factors with…

Robotics · Computer Science 2020-10-06 Huaiyang Huang , Haoyang Ye , Yuxiang Sun , Ming Liu

Point cloud processing is a challenging task due to its sparsity and irregularity. Prior works introduce delicate designs on either local feature aggregator or global geometric architecture, but few combine both advantages. We propose…

Computer Vision and Pattern Recognition · Computer Science 2022-05-17 Renrui Zhang , Ziyao Zeng , Ziyu Guo , Xinben Gao , Kexue Fu , Jianbo Shi

Accurately assessing image complexity (IC) is critical for computer vision, yet most existing methods rely solely on visual features and often neglect high-level semantic information, limiting their accuracy and generalization. We introduce…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Shipeng Liu , Zhonglin Zhang , Dengfeng Chen , Liang Zhao

Point cloud completion aims to recover the complete shape based on a partial observation. Existing methods require either complete point clouds or multiple partial observations of the same object for learning. In contrast to previous…

Computer Vision and Pattern Recognition · Computer Science 2024-07-15 Ruikai Cui , Shi Qiu , Saeed Anwar , Jiawei Liu , Chaoyue Xing , Jing Zhang , Nick Barnes

Segmenting object instances is a key task in machine perception, with safety-critical applications in robotics and autonomous driving. We introduce a novel approach to instance segmentation that jointly leverages measurements from multiple…

Computer Vision and Pattern Recognition · Computer Science 2022-10-18 Alex Zihao Zhu , Vincent Casser , Reza Mahjourian , Henrik Kretzschmar , Sören Pirk

Machine unlearning, the efficient deletion of the impact of specific data in a trained model, remains a challenging problem. Current machine unlearning approaches that focus primarily on data-centric or weight-based strategies frequently…

Machine Learning · Computer Science 2025-08-07 Thang Duc Tran , Thai Hoang Le