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Accurate face recognition systems are increasingly important in sensitive applications like border control or migration management. Therefore, it becomes crucial to quantify the quality of facial images to ensure that low-quality images are…

计算机视觉与模式识别 · 计算机科学 2023-08-22 Marcel Grimmer , Christian Rathgeb , Raymond Veldhuis , Christoph Busch

Knowing the printer model used to print a given document may provide a crucial lead towards identifying counterfeits or conversely verifying the validity of a real document. Inkjet printers produce probabilistic droplet patterns that appear…

计算机视觉与模式识别 · 计算机科学 2024-07-16 Patrick Takenaka , Manuel Eberhardinger , Daniel Grießhaber , Johannes Maucher

Throughput and resolution are both of critical importance for modern manufacturing, however, they are usually contradictory with each other. Here, a high-throughput high-resolution three dimensional (3D) printing is demonstrated by…

应用物理 · 物理学 2018-12-05 Yuanxin Tan , Wei Chu , Peng Wang , Wenbo Li , Jia Qi , Jian Xu , Ya Cheng

3D-printing of radiofrequency (RF) cavity resonators could provide a cost-effective solution that enables rapid prototyping and design flexibility compared to traditional fabrication of full-metal cavities. In this work, the feasibility of…

加速器物理 · 物理学 2025-12-18 David Sims , Benjamin Sims , Brian Wright , John W. Lewellen , Sergey V. Baryshev

With the rapid rise of 3D-printing as a competitive mass manufacturing method, manual "decaking" - i.e. removing the residual powder that sticks to a 3D-printed part - has become a significant bottleneck. Here, we introduce, for the first…

机器人学 · 计算机科学 2020-03-12 Huy Nguyen , Nicholas Adrian , Joyce Lim Xin Yan , Jonathan M. Salfity , William Allen , Quang-Cuong Pham

This paper proposes a method to vibration analysis in order to on-line monitoring of milling process quality. Adapting envelope analysis to characterize the milling tool materials is an important contribution to the qualitative and…

其他计算机科学 · 计算机科学 2012-01-24 Claudiu-Florinel Bisu , Alain Gérard , Miron Zapciu , Olivier Cahuc

3D Gaussian Splatting is a novel method for 3D view synthesis, which can gain an implicit neural learning rendering result than the traditional neural rendering technology but keep the more high-definition fast rendering speed. But it is…

计算机视觉与模式识别 · 计算机科学 2024-05-13 Jinwei Lin

An increased interest in immersive applications has drawn attention to emerging 3D imaging representation formats, notably light fields and point clouds (PCs). Nowadays, PCs are one of the most popular 3D media formats, due to recent…

图像与视频处理 · 电气工程与系统科学 2020-10-13 Alireza Javaheri , Catarina Brites , Fernando Pereira , João Ascenso

Stereolithography (SLA) and digital light processing (DLP) are powerful additive manufacturing techniques that address a wide range of applications including regenerative medicine, prototyping, and manufacturing. Unfortunately, these…

材料科学 · 物理学 2020-12-02 Callie I. Higgins , Tobin E. Brown , Jason P. Killgore

3D printing has been widely adopted for clinical decision making and interventional planning of Congenital heart disease (CHD), while whole heart and great vessel segmentation is the most significant but time-consuming step in the model…

图像与视频处理 · 电气工程与系统科学 2019-07-15 Xiaowei Xu , Tianchen Wang , Dewen Zeng , Yiyu Shi , Qianjun Jia , Haiyun Yuan , Meiping Huang , Jian Zhuang

Industry 4.0 has revolutionized manufacturing by driving digitalization and shifting the paradigm toward additive manufacturing (AM). Fused Deposition Modeling (FDM), a key AM technology, enables the creation of highly customized,…

计算与语言 · 计算机科学 2026-01-01 Yayati Jadhav , Peter Pak , Amir Barati Farimani

In 3D printing, stiff fibers (e.g., carbon fiber) can reinforce thermoplastic polymers with limited stiffness. However, existing commercial digital manufacturing software only provides a few simple fiber layout algorithms, which solely use…

计算工程、金融与科学 · 计算机科学 2023-10-31 Xingyuan Sun , Geoffrey Roeder , Tianju Xue , Ryan P. Adams , Szymon Rusinkiewicz

Mass production of photonic integrated circuits requires high-throughput wafer-level testing. We demonstrate that optical probes equipped with 3D-printed elements allow for efficient coupling of light to etched facets of nanophotonic…

Effective mixing is essential for biochemical reactions. In droplet-based microfluidics, immediate mixing of substances upon contact in the droplet formation stage can greatly enhance the uniformity of chemical reactions. Furthermore, it…

流体动力学 · 物理学 2024-01-17 Ali Kheirkhah Barzoki , Alireza Mohseni , Mohammad Mehdi Bazyar , Kaivan Mohammadi

Purpose-This paper is based on design of a quadruped robot and manufacturing it with 3-D printer followed by its detailed analysis. It focuses on the advantages of additive manufacturing rather than conventional manufacturing techniques and…

机器人学 · 计算机科学 2019-06-18 Akash Maity , Koustav Roy , Dhrubajyoti Gupta

Additive Manufacturing presents a great application area for Machine Learning because of the vast volume of data generated and the potential to mine this data to control outcomes. In this paper we present preliminary work on classifying…

机器学习 · 计算机科学 2020-10-05 Vivek Mahato , Muhannad Ahmed Obeidi , Dermot Brabazon , Padraig Cunningham

We present a novel approach for benchmarking and validating quantitative phase tomography (QPT) systems using three-dimensional microphantoms. These microphantoms, crafted from biological and imaging data, replicate the optical and…

Layered manufacturing inherently suffers from staircase defects along surfaces that are gently slopped with respect to the build direction. Reducing the slice thickness improves the situation but never resolves it completely as flat layers…

图形学 · 计算机科学 2017-04-11 Hai-Chuan Song , Nicolas Ray , Dmitry Sokolov , Sylvain Lefebvre

Thermoelectric energy conversion is an attractive technology for generating electricity from waste heat and using electricity for solid-state cooling. However, conventional manufacturing processes for thermoelectric devices are costly and…

This project is focused on investigating the structural performance of parts and structures produced using the latest additive manufacturing techniques. For additive manufacturing of test coupons, fused deposition modeling of…

应用物理 · 物理学 2025-03-25 Hunter Watts , Ryan Premo , Wayne Huberty , Chris Bounds , Han-Gyu Kim