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Recently, learning frameworks have shown the capability of inferring the accurate shape, pose, and texture of an object from a single RGB image. However, current methods are trained on image collections of a single category in order to…

计算机视觉与模式识别 · 计算机科学 2021-10-22 Alessandro Simoni , Stefano Pini , Roberto Vezzani , Rita Cucchiara

While 3D object bounding box (bbox) representation has been widely used in autonomous driving perception, it lacks the ability to capture the precise details of an object's intrinsic geometry. Recently, occupancy has emerged as a promising…

计算机视觉与模式识别 · 计算机科学 2024-12-09 Chaoda Zheng , Feng Wang , Naiyan Wang , Shuguang Cui , Zhen Li

We present an approach to robustly track the geometry of an object that deforms over time from a set of input point clouds captured from a single viewpoint. The deformations we consider are caused by applying forces to known locations on…

计算机视觉与模式识别 · 计算机科学 2015-03-31 Stefanie Wuhrer , Jochen Lang , Motahareh Tekieh , Chang Shu

Human bodies exhibit various shapes for different identities or poses, but the body shape has certain similarities in structure and thus can be embedded in a low-dimensional space. This paper presents an autoencoder-like network…

计算机视觉与模式识别 · 计算机科学 2020-04-20 Boyi Jiang , Juyong Zhang , Jianfei Cai , Jianmin Zheng

Simulated configurations of flexible knotted rings confined inside a spherical cavity are fed into long-short term memory neural networks (LSTM NNs) designed to distinguish knot types. The results show that they perform well in knot…

软凝聚态物质 · 物理学 2023-04-12 Anna Braghetto , Sumanta Kundu , Marco Baiesi , Enzo Orlandini

Body composition analysis provides valuable insights into aging, disease progression, and overall health conditions. Due to concerns of radiation exposure, two-dimensional (2D) single-slice computed tomography (CT) imaging has been used…

计算机视觉与模式识别 · 计算机科学 2025-01-23 Lianrui Zuo , Xin Yu , Dingjie Su , Kaiwen Xu , Aravind R. Krishnan , Yihao Liu , Shunxing Bao , Fabien Maldonado , Luigi Ferrucci , Bennett A. Landman

As a consequence of an ever-increasing number of service robots, there is a growing demand for highly accurate real-time 3D object recognition. Considering the expansion of robot applications in more complex and dynamic environments,it is…

计算机视觉与模式识别 · 计算机科学 2021-06-01 Nils Keunecke , S. Hamidreza Kasaei

We propose a hierarchical approach for making long-term predictions of future frames. To avoid inherent compounding errors in recursive pixel-level prediction, we propose to first estimate high-level structure in the input frames, then…

计算机视觉与模式识别 · 计算机科学 2018-01-09 Ruben Villegas , Jimei Yang , Yuliang Zou , Sungryull Sohn , Xunyu Lin , Honglak Lee

Autoencoders are certainly among the most studied and used Deep Learning models: the idea behind them is to train a model in order to reconstruct the same input data. The peculiarity of these models is to compress the information through a…

机器学习 · 计算机科学 2023-09-06 Gabriele Martino , Davide Moroni , Massimo Martinelli

In many real-world settings, image observations of freely rotating 3D rigid bodies may be available when low-dimensional measurements are not. However, the high-dimensionality of image data precludes the use of classical estimation…

计算机视觉与模式识别 · 计算机科学 2024-04-12 Justice Mason , Christine Allen-Blanchette , Nicholas Zolman , Elizabeth Davison , Naomi Ehrich Leonard

Parametric 3D models have formed a fundamental role in modeling deformable objects, such as human bodies, faces, and hands; however, the construction of such parametric models requires significant manual intervention and domain expertise.…

计算机视觉与模式识别 · 计算机科学 2022-01-21 Pablo Palafox , Nikolaos Sarafianos , Tony Tung , Angela Dai

We propose the task Future Object Detection, in which the goal is to predict the bounding boxes for all visible objects in a future video frame. While this task involves recognizing temporal and kinematic patterns, in addition to the…

计算机视觉与模式识别 · 计算机科学 2022-10-18 Adam Tonderski , Joakim Johnander , Christoffer Petersson , Kalle Åström

Phase-field modeling is an elegant and versatile computation tool to predict microstructure evolution in materials in the mesoscale regime. However, these simulations require rigorous numerical solutions of differential equations, which are…

材料科学 · 物理学 2023-08-08 Owais Ahmad , Naveen Kumar , Rajdip Mukherjee , Somnath Bhowmick

Learning based representation has become the key to the success of many computer vision systems. While many 3D representations have been proposed, it is still an unaddressed problem how to represent a dynamically changing 3D object. In this…

计算机视觉与模式识别 · 计算机科学 2021-04-21 Boyan Jiang , Yinda Zhang , Xingkui Wei , Xiangyang Xue , Yanwei Fu

Representing 3D shape deformations by linear models in high-dimensional space has many applications in computer vision and medical imaging, such as shape-based interpolation or segmentation. Commonly, using Principal Components Analysis a…

计算机视觉与模式识别 · 计算机科学 2016-05-12 Florian Bernard , Peter Gemmar , Frank Hertel , Jorge Goncalves , Johan Thunberg

The parameters estimation of a system using indirect measurements over the same system is a problem that occurs in many fields of engineering, known as the inverse problem. It also happens in the field of underwater acoustic, especially in…

信号处理 · 电气工程与系统科学 2020-03-31 Marco Apolinario , Samuel Huaman Bustamante , Giorgio Morales , Joel Telles , Daniel Diaz

It has been a long-standing materials science challenge to establish structure-property relations in amorphous solids. Here we introduce a rotation-variant local structure representation that enables different predictions for different…

材料科学 · 物理学 2022-03-15 Zhao Fan , Evan Ma

This paper proposes an algorithm for automatically labeling 3D objects from 2D point or box prompts, especially focusing on applications in autonomous driving. Unlike previous arts, our auto-labeler predicts 3D shapes instead of bounding…

计算机视觉与模式识别 · 计算机科学 2024-07-18 Jianhao Li , Tianyu Sun , Zhongdao Wang , Enze Xie , Bailan Feng , Hongbo Zhang , Ze Yuan , Ke Xu , Jiaheng Liu , Ping Luo

We propose a method to detect and reconstruct multiple 3D objects from a single RGB image. The key idea is to optimize for detection, alignment and shape jointly over all objects in the RGB image, while focusing on realistic and physically…

计算机视觉与模式识别 · 计算机科学 2021-06-23 Francis Engelmann , Konstantinos Rematas , Bastian Leibe , Vittorio Ferrari

Scanpath prediction in 360{\deg} images can help realize rapid rendering and better user interaction in Virtual/Augmented Reality applications. However, existing scanpath prediction models for 360{\deg} images execute scanpath prediction on…

计算机视觉与模式识别 · 计算机科学 2024-07-16 Rong Quan , Yantao Lai , Mengyu Qiu , Dong Liang