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We present a method for reconstructing accurate and consistent 3D hands from a monocular video. We observe that detected 2D hand keypoints and the image texture provide important cues about the geometry and texture of the 3D hand, which can…

Computer Vision and Pattern Recognition · Computer Science 2023-03-21 Zhigang Tu , Zhisheng Huang , Yujin Chen , Di Kang , Linchao Bao , Bisheng Yang , Junsong Yuan

Taking an image of an object is at its core a lossy process. The rich information about the three-dimensional structure of the world is flattened to an image plane and decisions such as viewpoint and camera parameters are final and not…

Computer Vision and Pattern Recognition · Computer Science 2016-08-16 Konstantinos Rematas , Chuong Nguyen , Tobias Ritschel , Mario Fritz , Tinne Tuytelaars

While recent advances in neural radiance field enable realistic digitization for large-scale scenes, the image-capturing process is still time-consuming and labor-intensive. Previous works attempt to automate this process using the…

Computer Vision and Pattern Recognition · Computer Science 2024-07-31 Xiao Chen , Quanyi Li , Tai Wang , Tianfan Xue , Jiangmiao Pang

Better-supervised models might have better performance. In this paper, we first clarify what makes for good supervision for a classification problem, and then explain two existing label refining methods, label smoothing and knowledge…

Machine Learning · Statistics 2022-03-07 Yi Ren , Shangmin Guo , Danica J. Sutherland

We present a novel framework for mesh reconstruction from unstructured point clouds by taking advantage of the learned visibility of the 3D points in the virtual views and traditional graph-cut based mesh generation. Specifically, we first…

Computer Vision and Pattern Recognition · Computer Science 2021-08-20 Shuang Song , Zhaopeng Cui , Rongjun Qin

We address the problem of novel view synthesis (NVS) from a few sparse source view images. Conventional image-based rendering methods estimate scene geometry and synthesize novel views in two separate steps. However, erroneous geometry…

Computer Vision and Pattern Recognition · Computer Science 2021-04-06 Yujiao Shi , Hongdong Li , Xin Yu

Category-level 3D pose estimation is a fundamentally important problem in computer vision and robotics, e.g. for embodied agents or to train 3D generative models. However, so far methods that estimate the category-level object pose require…

Computer Vision and Pattern Recognition · Computer Science 2024-07-08 Leonhard Sommer , Artur Jesslen , Eddy Ilg , Adam Kortylewski

As the development of deep neural networks, 3D object recognition is becoming increasingly popular in computer vision community. Many multi-view based methods are proposed to improve the category recognition accuracy. These approaches…

Computer Vision and Pattern Recognition · Computer Science 2019-06-18 Qi Xuan , Fuxian Li , Yi Liu , Yun Xiang

In the context of future manufacturing lines, removing fixtures will be a fundamental step to increase the flexibility of autonomous systems in assembly and logistic operations. Vision-based 3D pose estimation is a necessity to accurately…

Robotics · Computer Science 2020-10-05 Bjarne Grossmann , Francesco Rovida , Volker Krueger

In this work, we study different approaches to self-supervised pretraining of object detection models. We first design a general framework to learn a spatially consistent dense representation from an image, by randomly sampling and…

Computer Vision and Pattern Recognition · Computer Science 2022-08-12 Trung Dang , Simon Kornblith , Huy Thong Nguyen , Peter Chin , Maryam Khademi

Supervised approaches to 3D pose estimation from single images are remarkably effective when labeled data is abundant. However, as the acquisition of ground-truth 3D labels is labor intensive and time consuming, recent attention has shifted…

Computer Vision and Pattern Recognition · Computer Science 2022-06-30 Soumava Kumar Roy , Leonardo Citraro , Sina Honari , Pascal Fua

Reconstructing 3D models from 2D images is one of the fundamental problems in computer vision. In this work, we propose a deep learning technique for 3D object reconstruction from a single image. Contrary to recent works that either use 3D…

Computer Vision and Pattern Recognition · Computer Science 2020-05-06 K L Navaneet , Ansu Mathew , Shashank Kashyap , Wei-Chih Hung , Varun Jampani , R. Venkatesh Babu

Reconstructing a 3D hand from a single-view RGB image is challenging due to various hand configurations and depth ambiguity. To reliably reconstruct a 3D hand from a monocular image, most state-of-the-art methods heavily rely on 3D…

Computer Vision and Pattern Recognition · Computer Science 2021-03-23 Yujin Chen , Zhigang Tu , Di Kang , Linchao Bao , Ying Zhang , Xuefei Zhe , Ruizhi Chen , Junsong Yuan

Neural implicit representations have revolutionized dense multi-view surface reconstruction, yet their performance significantly diminishes with sparse input views. A few pioneering works have sought to tackle the challenge of sparse-view…

Computer Vision and Pattern Recognition · Computer Science 2024-09-10 Sheng Ye , Yuze He , Matthieu Lin , Jenny Sheng , Ruoyu Fan , Yiheng Han , Yubin Hu , Ran Yi , Yu-Hui Wen , Yong-Jin Liu , Wenping Wang

Building upon the recent progress in novel view synthesis, we propose its application to improve monocular depth estimation. In particular, we propose a novel training method split in three main steps. First, the prediction results of a…

Computer Vision and Pattern Recognition · Computer Science 2021-12-24 Zuria Bauer , Zuoyue Li , Sergio Orts-Escolano , Miguel Cazorla , Marc Pollefeys , Martin R. Oswald

Inferring 3D human pose from 2D images is a challenging and long-standing problem in the field of computer vision with many applications including motion capture, virtual reality, surveillance or gait analysis for sports and medicine. We…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Luca Schmidtke , Benjamin Hou , Athanasios Vlontzos , Bernhard Kainz

The use of rendered images, whether from completely synthetic datasets or from 3D reconstructions, is increasingly prevalent in vision tasks. However, little attention has been given to how the selection of viewpoints affects the…

Computer Vision and Pattern Recognition · Computer Science 2017-04-11 Kyle Genova , Manolis Savva , Angel X. Chang , Thomas Funkhouser

To address the issue of increased triangulation uncertainty caused by selecting views with small camera baselines in Structure from Motion (SFM) view selection, this paper proposes a robust error-resistant view selection method. The method…

Computer Vision and Pattern Recognition · Computer Science 2024-02-27 Shaojie Zhang , Yinghui Wang , Bin Nan , Wei Li , Jinlong Yang , Tao Yan , Yukai Wang , Liangyi Huang , Mingfeng Wang , Ibragim R. Atadjanov

While supervised object detection methods achieve impressive accuracy, they generalize poorly to images whose appearance significantly differs from the data they have been trained on. To address this in scenarios where annotating data is…

Computer Vision and Pattern Recognition · Computer Science 2019-07-19 Isinsu Katircioglu , Helge Rhodin , Victor Constantin , Jörg Spörri , Mathieu Salzmann , Pascal Fua

This paper introduces VisionPAD, a novel self-supervised pre-training paradigm designed for vision-centric algorithms in autonomous driving. In contrast to previous approaches that employ neural rendering with explicit depth supervision,…

Computer Vision and Pattern Recognition · Computer Science 2025-05-23 Haiming Zhang , Wending Zhou , Yiyao Zhu , Xu Yan , Jiantao Gao , Dongfeng Bai , Yingjie Cai , Bingbing Liu , Shuguang Cui , Zhen Li
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