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相关论文: Large-Scale Shape Retrieval with Sparse 3D Convolu…

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This work addresses the problem of estimating the full body 3D human pose and shape from a single color image. This is a task where iterative optimization-based solutions have typically prevailed, while Convolutional Networks (ConvNets)…

计算机视觉与模式识别 · 计算机科学 2018-05-11 Georgios Pavlakos , Luyang Zhu , Xiaowei Zhou , Kostas Daniilidis

We investigate the role of representations and architectures for classifying 3D shapes in terms of their computational efficiency, generalization, and robustness to adversarial transformations. By varying the number of training examples and…

计算机视觉与模式识别 · 计算机科学 2018-10-02 Jong-Chyi Su , Matheus Gadelha , Rui Wang , Subhransu Maji

We present a simple yet effective general-purpose framework for modeling 3D shapes by leveraging recent advances in 2D image generation using CNNs. Using just a single depth image of the object, we can output a dense multi-view depth map…

计算机视觉与模式识别 · 计算机科学 2020-09-08 Kamal Gupta , Susmija Jabbireddy , Ketul Shah , Abhinav Shrivastava , Matthias Zwicker

3D scanning as a technique to digitize objects in reality and create their 3D models, is used in many fields and areas. Though the quality of 3D scans depends on the technical characteristics of the 3D scanner, the common drawback is the…

计算机视觉与模式识别 · 计算机科学 2023-04-14 Kseniya Cherenkova , Elona Dupont , Anis Kacem , Ilya Arzhannikov , Gleb Gusev , Djamila Aouada

2. In Section 3, we used some vague statements to affirm the training process of the neural network, which cannot support others to reproduce the results of the paper. In addition, this section does not show the difference between this…

最优化与控制 · 数学 2020-07-01 Liang Xue , Jie Liu , Guilin Wen , Hongxin Wang

We introduce a deep learning-based method to generate full 3D hair geometry from an unconstrained image. Our method can recover local strand details and has real-time performance. State-of-the-art hair modeling techniques rely on large…

图形学 · 计算机科学 2018-07-12 Yi Zhou , Liwen Hu , Jun Xing , Weikai Chen , Han-Wei Kung , Xin Tong , Hao Li

Super-resolution (SR) has achieved great success due to the development of deep convolutional neural networks (CNNs). However, as the depth and width of the networks increase, CNN-based SR methods have been faced with the challenge of…

图像与视频处理 · 电气工程与系统科学 2020-11-10 Parichehr Behjati , Pau Rodriguez , Armin Mehri , Isabelle Hupont , Jordi Gonzalez , Carles Fernandez Tena

Very deep CNNs with small 3x3 kernels have recently been shown to achieve very strong performance as acoustic models in hybrid NN-HMM speech recognition systems. In this paper we investigate how to efficiently scale these models to larger…

计算与语言 · 计算机科学 2016-06-28 Tom Sercu , Vaibhava Goel

Convolutional Neural Networks (CNNs) have been successful in solving tasks in computer vision including medical image segmentation due to their ability to automatically extract features from unstructured data. However, CNNs are sensitive to…

图像与视频处理 · 电气工程与系统科学 2022-03-18 Minh Tran , Viet-Khoa Vo-Ho , Kyle Quinn , Hien Nguyen , Khoa Luu , Ngan Le

Deep convolutional neural networks (CNNs) show strong promise for analyzing scientific data in many domains including particle imaging detectors such as a liquid argon time projection chamber (LArTPC). Yet the high sparsity of LArTPC data…

高能物理 - 实验 · 物理学 2020-07-15 Laura Dominé , Kazuhiro Terao

Deep convolutional neural networks (CNNs) have shown excellent performance in object recognition tasks and dense classification problems such as semantic segmentation. However, training deep neural networks on large and sparse datasets is…

计算机视觉与模式识别 · 计算机科学 2017-12-25 Lorenz Berger , Eoin Hyde , M. Jorge Cardoso , Sebastien Ourselin

SDF-based differential rendering frameworks have achieved state-of-the-art multiview 3D shape reconstruction. In this work, we re-examine this family of approaches by minimally reformulating its core appearance model in a way that…

计算机视觉与模式识别 · 计算机科学 2025-03-26 Briac Toussaint , Diego Thomas , Jean-Sébastien Franco

Recent advances on 3D object detection heavily rely on how the 3D data are represented, \emph{i.e.}, voxel-based or point-based representation. Many existing high performance 3D detectors are point-based because this structure can better…

计算机视觉与模式识别 · 计算机科学 2021-02-08 Jiajun Deng , Shaoshuai Shi , Peiwei Li , Wengang Zhou , Yanyong Zhang , Houqiang Li

We present a novel spatial hashing based data structure to facilitate 3D shape analysis using convolutional neural networks (CNNs). Our method well utilizes the sparse occupancy of 3D shape boundary and builds hierarchical hash tables for…

图形学 · 计算机科学 2019-04-19 Tianjia Shao , Yin Yang , Yanlin Weng , Qiming Hou , Kun Zhou

Traditional 3D Convolutional Neural Networks (CNNs) are computationally expensive, memory intensive, prone to overfit, and most importantly, there is a need to improve their feature learning capabilities. To address these issues, we propose…

计算机视觉与模式识别 · 计算机科学 2019-04-09 Sudhakar Kumawat , Shanmuganathan Raman

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…

计算机视觉与模式识别 · 计算机科学 2021-03-15 Dongfang Liu , Yiming Cui , Liqi Yan , Christos Mousas , Baijian Yang , Yingjie Chen

Creating high-fidelity 3D meshes with arbitrary topology, including open surfaces and complex interiors, remains a significant challenge. Existing implicit field methods often require costly and detail-degrading watertight conversion, while…

计算机视觉与模式识别 · 计算机科学 2025-03-28 Xianglong He , Zi-Xin Zou , Chia-Hao Chen , Yuan-Chen Guo , Ding Liang , Chun Yuan , Wanli Ouyang , Yan-Pei Cao , Yangguang Li

Computer Aided Diagnosis has emerged as an indispensible technique for validating the opinion of radiologists in CT interpretation. This paper presents a deep 3D Convolutional Neural Network (CNN) architecture for automated CT scan-based…

图像与视频处理 · 电气工程与系统科学 2019-06-05 Sumita Mishra , Naresh Kumar Chaudhary , Pallavi Asthana , Anil Kumar

Point cloud-based large scale place recognition is fundamental for many applications like Simultaneous Localization and Mapping (SLAM). Although many models have been proposed and have achieved good performance by learning short-range local…

计算机视觉与模式识别 · 计算机科学 2021-12-14 Zhaoxin Fan , Zhenbo Song , Hongyan Liu , Zhiwu Lu , Jun He , Xiaoyong Du

Building discriminative representations for 3D data has been an important task in computer graphics and computer vision research. Convolutional Neural Networks (CNNs) have shown to operate on 2D images with great success for a variety of…

计算机视觉与模式识别 · 计算机科学 2016-10-26 Yangyan Li , Soeren Pirk , Hao Su , Charles R. Qi , Leonidas J. Guibas