English
Related papers

Related papers: Subspace Shapes: Enhancing High-Dimensional Subspa…

200 papers

Deep subspace clustering (DSC) networks based on self-expressive model learn representation matrix, often implemented in terms of fully connected network, in the embedded space. After the learning is finished, representation matrix is used…

Computer Vision and Pattern Recognition · Computer Science 2024-01-31 Lovro Sindičić , Ivica Kopriva

Surface graphs have been used in many application domains to represent three-dimensional (3D) data. Another approach to representing 3D data is making projections onto two-dimensional (2D) graphs. This approach will result in multiple…

Graphics · Computer Science 2018-11-20 Long Nguyen , Abdullah Karim

Scatterplots are frequently shared across different displays in collaborative and communicative visual analytics. However, variations in displays diversify scatterplot sizes. Such variations can influence the perception of clustering…

Human-Computer Interaction · Computer Science 2024-07-24 Taehyun Yang , Hyeon Jeon , Jinwook Seo

Learning robust and effective representations of visual data is a fundamental task in computer vision. Traditionally, this is achieved by training models with labeled data which can be expensive to obtain. Self-supervised learning attempts…

Computer Vision and Pattern Recognition · Computer Science 2024-06-05 Mehmet Aygün , Prithviraj Dhar , Zhicheng Yan , Oisin Mac Aodha , Rakesh Ranjan

The main aim of the work presented here is to contribute to computer science advances in the multimodal usability area, in-as-much as it addresses one of the major issues relating to the generation of effective oral system messages: how to…

Human-Computer Interaction · Computer Science 2007-08-28 Suzanne Kieffer , Noëlle Carbonell

Modern scene reconstruction methods are able to accurately recover 3D surfaces that are visible in one or more images. However, this leads to incomplete reconstructions, missing all occluded surfaces. While much progress has been made on…

Computer Vision and Pattern Recognition · Computer Science 2025-11-07 Sam Bahrami , Dylan Campbell

Often, applications of self-supervised learning to 3D medical data opt to use 3D variants of successful 2D network architectures. Although promising approaches, they are significantly more computationally demanding to train, and thus reduce…

Computer Vision and Pattern Recognition · Computer Science 2024-02-27 David Torpey , Richard Klein

The recently proposed pseudo-LiDAR based 3D detectors greatly improve the benchmark of monocular/stereo 3D detection task. However, the underlying mechanism remains obscure to the research community. In this paper, we perform an in-depth…

Computer Vision and Pattern Recognition · Computer Science 2020-08-12 Xinzhu Ma , Shinan Liu , Zhiyi Xia , Hongwen Zhang , Xingyu Zeng , Wanli Ouyang

When interacting in a three dimensional world, humans must estimate 3D structure from visual inputs projected down to two dimensional retinal images. It has been shown that humans use the persistence of object shape over motion-induced…

Neurons and Cognition · Quantitative Biology 2023-04-03 Marissa Connor , Bruno Olshausen , Christopher Rozell

For users, recommendations can sometimes seem odd or counterintuitive. Visualizing recommendations can remove some of this mystery, showing how a recommendation is grouped with other choices. A drawing can also lead a user's eye to other…

Information Retrieval · Computer Science 2009-06-30 Emden Gansner , Yifan Hu , Stephen Kobourov , Chris Volinsky

Occlusion poses a great threat to monocular multi-person 3D human pose estimation due to large variability in terms of the shape, appearance, and position of occluders. While existing methods try to handle occlusion with pose…

Computer Vision and Pattern Recognition · Computer Science 2022-08-02 Qihao Liu , Yi Zhang , Song Bai , Alan Yuille

The visualization of a network influences the quality of the mental map that the viewer develops to understand the network. In this study, we investigate the effects of a 3D immersive visualization environment compared to a traditional 2D…

Human-Computer Interaction · Computer Science 2020-06-05 Joseph Kotlarek , Oh-Hyun Kwon , Kwan-Liu Ma , Peter Eades , Andreas Kerren , Karsten Klein , Falk Schreiber

Hypergraph spectral analysis has emerged as an effective tool processing complex data structures in data analysis. The surface of a three-dimensional (3D) point cloud and the multilateral relationship among their points can be naturally…

Signal Processing · Electrical Eng. & Systems 2021-01-01 Songyang Zhang , Shuguang Cui , Zhi Ding

Recent advances in 3D sensing have created unique challenges for computer vision. One fundamental challenge is finding a good representation for 3D sensor data. Most popular representations (such as PointNet) are proposed in the context of…

Computer Vision and Pattern Recognition · Computer Science 2020-12-23 Peiyun Hu , Jason Ziglar , David Held , Deva Ramanan

Punzo et al. (2015) recently reported on the state of the art for visualisation of H I data cubes. I here briefly describe another program, FRELLED, specifically designed for dealing with H I data. Unlike many 3D viewers, FRELLED can handle…

Astrophysics of Galaxies · Physics 2015-06-16 Rhys Taylor

Parallel coordinate plots (PCPs) are among the most useful techniques for the visualization and exploration of high-dimensional data spaces. They are especially useful for the representation of correlations among the dimensions, which…

Human-Computer Interaction · Computer Science 2016-09-20 Takayuki Itoh , Ashnil Kumar , Karsten Klein , Jinman Kim

Object detection from 3D point clouds remains a challenging task, though recent studies pushed the envelope with the deep learning techniques. Owing to the severe spatial occlusion and inherent variance of point density with the distance to…

Computer Vision and Pattern Recognition · Computer Science 2020-06-09 Liang Du , Xiaoqing Ye , Xiao Tan , Jianfeng Feng , Zhenbo Xu , Errui Ding , Shilei Wen

Open-vocabulary 3D scene understanding presents a significant challenge in computer vision, with wide-ranging applications in embodied agents and augmented reality systems. Existing methods adopt neurel rendering methods as 3D…

Computer Vision and Pattern Recognition · Computer Science 2024-08-26 Jun Guo , Xiaojian Ma , Yue Fan , Huaping Liu , Qing Li

Recently, there has been growing interest in developing learning-based methods to detect and utilize salient semi-global or global structures, such as junctions, lines, planes, cuboids, smooth surfaces, and all types of symmetries, for 3D…

Computer Vision and Pattern Recognition · Computer Science 2020-07-20 Jia Zheng , Junfei Zhang , Jing Li , Rui Tang , Shenghua Gao , Zihan Zhou

When you see a person in a crowd, occluded by other persons, you miss visual information that can be used to recognize, re-identify or simply classify him or her. You can imagine its appearance given your experience, nothing more.…

Computer Vision and Pattern Recognition · Computer Science 2019-01-25 Federico Fulgeri , Matteo Fabbri , Stefano Alletto , Simone Calderara , Rita Cucchiara