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In this work, we address the lack of 3D understanding of generative neural networks by introducing a persistent 3D feature embedding for view synthesis. To this end, we propose DeepVoxels, a learned representation that encodes the…

计算机视觉与模式识别 · 计算机科学 2019-04-12 Vincent Sitzmann , Justus Thies , Felix Heide , Matthias Nießner , Gordon Wetzstein , Michael Zollhöfer

We report the machine learning (ML)-based approach allowing thermoelectric generator (TEG) efficiency evaluation directly from 5 parameters: 2 physical properties - carriers density and energy gap, and 3 engineering parameters - external…

材料科学 · 物理学 2024-08-23 Anastasiia Tukmakova , Patrizio Graziosi

Partial equilibrium approximation (PEA) and quasi-steady-state approximation (QSSA) are two classical methods for reducing complex macroscopic chemical reactions into simple computable ones. Previous studies mainly focus on the accuracy of…

化学物理 · 物理学 2023-08-15 Liangrong Peng , Liu Hong

This paper presents a method to simulate the thermal behavior of 3D systems using a graph neural network. The method discussed achieves a significant speed-up with respect to a traditional finite-element simulation. The graph neural network…

计算工程、金融与科学 · 计算机科学 2022-09-29 Helios Sanchis-Alepuz , Monika Stipsitz

Active thermal control is crucial in achieving the required accuracy and throughput in many industrial applications, e.g., in the medical industry, high-power lighting industry, and semiconductor industry. Thermoelectric Modules (TEMs) can…

系统与控制 · 电气工程与系统科学 2020-06-19 Enzo Evers , Rens Slenders , Rob van Gils , Tom Oomen

The rapid growth of 3D content from modern reconstruction and generative pipelines, such as neural rendering and large-scale 3D asset generation, has led to an abundance of dense, noisy, and often non-manifold meshes. While these…

图形学 · 计算机科学 2026-05-15 Kunal Bhosikar , Preet Savalia , Lokender Tiwari , Brojeshwar Bhowmick

Advancement in manufacturing methods enable designing so called metamaterials with a tailor-made microstructure. Microstructure affects materials response within a length-scale, where we model this behavior by using the generalized…

计算工程、金融与科学 · 计算机科学 2022-12-02 Bozo Vazic , Bilen Emek Abali , Pania Newell

Large scale text-guided diffusion models have garnered significant attention due to their ability to synthesize diverse images that convey complex visual concepts. This generative power has more recently been leveraged to perform text-to-3D…

计算机视觉与模式识别 · 计算机科学 2023-09-20 Etai Sella , Gal Fiebelman , Peter Hedman , Hadar Averbuch-Elor

Identification of less-articulated objects using single-channel images, such as thermal images, is important in many applications, such as surveillance. However, in this domain, existing methods show poor performance due to high similarity…

计算机视觉与模式识别 · 计算机科学 2026-05-07 Yasod Ginige , Ransika Gunasekara , Darsha Hewavitharana , Manjula Ariyarathne , Peshala Jayasekara , Ranga Rodrigo

Recent point-based differentiable rendering techniques have achieved significant success in high-fidelity reconstruction and fast rendering. However, due to the unstructured nature of point-based representations, they are difficult to apply…

图形学 · 计算机科学 2025-08-12 Kaiwen Song , Jinkai Cui , Zherui Qiu , Juyong Zhang

Most refrigerants currently used in air-conditioning systems, such as hydrofluorocarbons, are potent greenhouse gases and are being phased down. Large-scale molecular screening has been applied to the search for alternatives, but in…

化学物理 · 物理学 2025-11-24 Adrien Goldszal , Diego Calanzone , Vincent Taboga , Pierre-Luc Bacon

Recent advancements in diffusion techniques have propelled image and video generation to unprecedented levels of quality, significantly accelerating the deployment and application of generative AI. However, 3D shape generation technology…

计算机视觉与模式识别 · 计算机科学 2025-03-28 Yangguang Li , Zi-Xin Zou , Zexiang Liu , Dehu Wang , Yuan Liang , Zhipeng Yu , Xingchao Liu , Yuan-Chen Guo , Ding Liang , Wanli Ouyang , Yan-Pei Cao

In this paper, we introduce the Phantom Domain Finite Element Method (PDFEM), a novel computational approach tailored for the efficient analysis of heterogeneous and composite materials. Inspired by fictitious domain methods, this method…

数值分析 · 数学 2025-05-06 Tianlong He , Philippe Karamian-Surville , Daniel Choï

Cryogenic electron microscopy (cryo-EM) has transformed structural biology by allowing to reconstruct 3D biomolecular structures up to near-atomic resolution. However, the 3D reconstruction process remains challenging, as the 3D structures…

计算机视觉与模式识别 · 计算机科学 2023-07-18 Bongjin Koo , Julien Martel , Ariana Peck , Axel Levy , Frédéric Poitevin , Nina Miolane

Room temperature semiconductor radiation detectors (RTSD) for X-ray and gamma-ray detection are vital tools for medical imaging, astrophysics and other applications. CdZnTe (CZT) has been the main RTSD for more than three decades with…

信号处理 · 电气工程与系统科学 2023-11-07 Srutarshi Banerjee , Miesher Rodrigues , Manuel Ballester , Alexander H. Vija , Aggelos K. Katsaggelos

Recently, tremendous interest has been devoted to develop data fusion strategies for energy efficiency in buildings, where various kinds of information can be processed. However, applying the appropriate data fusion strategy to design an…

计算机与社会 · 计算机科学 2020-09-15 Yassine Himeur , Abdullah Alsalemi , Ayman Al-Kababji , Faycal Bensaali , Abbes Amira

This data set descriptor introduces a structured, high-resolution dataset of transient thermal simulations for a vertical axis of a machine tool test rig. The data set includes temperature and heat flux values recorded at 29 probe locations…

计算工程、金融与科学 · 计算机科学 2025-09-23 C. Coelho , D. Fernández , M. Hohmann , L. Penter , S. Ihlenfeldt , O. Niggemann

Thermophotovoltaics (TPV) are a promising new approach for converting heat to electricity. Their performance is primarily characterized by two metrics: efficiency and power density. While recent works have shown high efficiency, it is…

应用物理 · 物理学 2025-01-20 Shomik Verma , Kyle Buznitsky , Asegun Henry

Event cameras are sensors inspired by biological systems that specialize in capturing changes in brightness. These emerging cameras offer many advantages over conventional frame-based cameras, including high dynamic range, high frame rates,…

计算机视觉与模式识别 · 计算机科学 2023-09-04 Haodong Chen , Vera Chung , Li Tan , Xiaoming Chen

Several authors have employed Finite Element Analysis (FEA) for stress and strain analysis in orthopaedic biomechanics. Unfortunately, the use of three-dimensional models is time consuming and consequently the number of analysis to be…

医学物理 · 物理学 2016-08-16 Béatrice Couteau , Yohan Payan , Stéphane Lavallee