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While many works focus on 3D reconstruction from images, in this paper, we focus on 3D shape reconstruction and completion from a variety of 3D inputs, which are deficient in some respect: low and high resolution voxels, sparse and dense…

Computer Vision and Pattern Recognition · Computer Science 2020-04-16 Julian Chibane , Thiemo Alldieck , Gerard Pons-Moll

Direct numerical simulation (DNS) of turbulent flows is computationally expensive and cannot be applied to flows with large Reynolds numbers. Large eddy simulation (LES) is an alternative that is computationally less demanding, but is…

Fluid Dynamics · Physics 2021-09-09 Shengyu Chen , Shervin Sammak , Peyman Givi , Joseph P. Yurko1 , Xiaowei Jia

Coded-illumination can enable quantitative phase microscopy of transparent samples with minimal hardware requirements. Intensity images are captured with different source patterns and a non-linear phase retrieval optimization reconstructs…

Signal Processing · Electrical Eng. & Systems 2019-02-07 Michael R. Kellman , Emrah Bostan , Nicole Repina , Laura Waller

Extended from its electromagnetic counterpart, transformation thermodynamics applied to thermal conduction equations can map a virtual geometry into a physical thermal medium, realizing the manipulation of heat flux with almost arbitrarily…

Classical Physics · Physics 2015-06-19 Yichao Liu , Wei Jiang , Sailing He , Yungui Ma

In general, hand pose estimation aims to improve the robustness of model performance in the real-world scenes. However, it is difficult to enhance the robustness since existing datasets are obtained in restricted environments to annotate 3D…

Computer Vision and Pattern Recognition · Computer Science 2023-10-20 Bosang Kim , Jonghyun Kim , Hyotae Lee , Lanying Jin , Jeongwon Ha , Dowoo Kwon , Jungpyo Kim , Wonhyeok Im , KyungMin Jin , Jungho Lee

This paper presents a novel approach for sparse 3D reconstruction by leveraging the expressive power of Neural Radiance Fields (NeRFs) and fast transfer of their features to learn accurate occupancy fields. Existing 3D reconstruction…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Shubhendu Jena , Franck Multon , Adnane Boukhayma

Blind facial image restoration is highly challenging due to unknown complex degradations and the sensitivity of humans to faces. Although existing methods introduce auxiliary information from generative priors or high-quality reference…

Computer Vision and Pattern Recognition · Computer Science 2025-07-15 Zhicun Yin , Junjie Chen , Ming Liu , Zhixin Wang , Fan Li , Renjing Pei , Xiaoming Li , Rynson W. H. Lau , Wangmeng Zuo

Deep learning-based methods in computational microscopy have been shown to be powerful but in general face some challenges due to limited generalization to new types of samples and requirements for large and diverse training data. Here, we…

Image and Video Processing · Electrical Eng. & Systems 2022-06-13 Luzhe Huang , Xilin Yang , Tairan Liu , Aydogan Ozcan

We propose a novel ConvNet model for predicting 2D human body poses in an image. The model regresses a heatmap representation for each body keypoint, and is able to learn and represent both the part appearances and the context of the part…

Computer Vision and Pattern Recognition · Computer Science 2017-08-08 Vasileios Belagiannis , Andrew Zisserman

Efficiently capturing the three-dimensional spatiotemporal distributions of temperature is of great significance for alleviating hotspot issues in 3D FinFETs. However, most previous thermal simulations mainly focused on the steady-state…

Mesoscale and Nanoscale Physics · Physics 2025-01-14 Chuang Zhang , Ziyang Xin , Qin Lou , Hong Liang

Recently, vision transformers have shown great success in a set of human reconstruction tasks such as 2D human pose estimation (2D HPE), 3D human pose estimation (3D HPE), and human mesh reconstruction (HMR) tasks. In these tasks, feature…

Computer Vision and Pattern Recognition · Computer Science 2023-03-24 Ce Zheng , Matias Mendieta , Taojiannan Yang , Guo-Jun Qi , Chen Chen

This study compares different methods to predict the simultaneous effects of conductive and radiative heat transfer in a Polymethylmethacrylate (PMMA) sample. PMMA is a kind of polymer utilized in various sensors and actuator devices.…

Machine Learning · Computer Science 2022-04-20 Mahsa Dehghan Manshadi , Nima Alafchi , Alireza Taat , Milad Mousavi , Amir Mosavi

Recent works on 3D reconstruction from posed images have demonstrated that direct inference of scene-level 3D geometry without test-time optimization is feasible using deep neural networks, showing remarkable promise and high efficiency.…

Computer Vision and Pattern Recognition · Computer Science 2023-08-22 Noah Stier , Anurag Ranjan , Alex Colburn , Yajie Yan , Liang Yang , Fangchang Ma , Baptiste Angles

Deep energy renovation of building stock came more into focus in the European Union due to energy efficiency related directives. Many buildings that must undergo deep energy renovation are old and may lack design/renovation documentation,…

Machine Learning · Computer Science 2026-05-25 Sanjin Gumbarević , Bojan Milovanović , Mergim Gaši , Marina Bagarić

Image deraining is crucial for vision applications but is challenged by the complex multi-scale physics of rain and its coupling with scenes. To address this challenge, a novel approach inspired by multi-stage image restoration is proposed,…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Jiayu Wang , Haoyu Bian , Haoran Sun , Shaoning Zeng

The limited size of pain datasets are a challenge in developing robust deep learning models for pain recognition. Transfer learning approaches are often employed in these scenarios. In this study, we investigate whether deep learned feature…

Computer Vision and Pattern Recognition · Computer Science 2024-06-18 Pooja Prajod , Dominik Schiller , Daksitha Withanage Don , Elisabeth André

Mathematical methods of step-by-step and combined shifts are proposed for experimental data processing to reconstruct the measuring system impulse response distorted by shift-invariant blur. Proposed methods base on direct non-blind…

Signal Processing · Electrical Eng. & Systems 2019-01-24 Andrey V. Novikov-Borodin

This paper is about reducing the cost of building good large-scale 3D reconstructions post-hoc. We render 2D views of an existing reconstruction and train a convolutional neural network (CNN) that refines inverse-depth to match a…

Computer Vision and Pattern Recognition · Computer Science 2020-01-23 Ştefan Săftescu , Paul Newman

Human pose transfer (HPT) is an emerging research topic with huge potential in fashion design, media production, online advertising and virtual reality. For these applications, the visual realism of fine-grained appearance details is…

Computer Vision and Pattern Recognition · Computer Science 2021-05-10 Lingbo Yang , Pan Wang , Chang Liu , Zhanning Gao , Peiran Ren , Xinfeng Zhang , Shanshe Wang , Siwei Ma , Xiansheng Hua , Wen Gao

A real-time image reconstruction method for scanning transmission electron microscopy (STEM) is proposed. With an algorithm requiring only the center of mass (COM) of the diffraction pattern at one probe position at a time, it is able to…

Materials Science · Physics 2021-12-15 Chu-Ping Yu , Thomas Friedrich , Daen Jannis , Sandra Van Aert , Johan Verbeeck
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