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Atomic force microscopy (AFM or SPM) imaging is one of the best matches with machine learning (ML) analysis among microscopy techniques. The digital format of AFM images allows for direct utilization in ML algorithms without the need for…

生物物理 · 物理学 2025-01-07 Igor Sokolov

Atomic-resolution imaging with scanning transmission electron microscopy is a powerful tool for characterizing the nanoscale structure of materials, in particular features such as defects, local strains, and symmetry-breaking distortions.…

In recent years, Convolutional Neural Networks (CNNs) have become the state-of-the-art method for biomedical image analysis. However, these networks are usually trained in a supervised manner, requiring large amounts of labelled training…

计算机视觉与模式识别 · 计算机科学 2020-11-24 Nastassya Horlava , Alisa Mironenko , Sebastian Niehaus , Sebastian Wagner , Ingo Roeder , Nico Scherf

Electron Cryo-Tomography (ECT) enables 3D visualization of macromolecule structure inside single cells. Macromolecule classification approaches based on convolutional neural networks (CNN) were developed to separate millions of…

定量方法 · 定量生物学 2018-03-28 Jialiang Guo , Bo Zhou , Xiangrui Zeng , Zachary Freyberg , Min Xu

Despite the rapid and significant advancements in deep learning for Quantitative Structure-Activity Relationship (QSAR) models, the challenge of learning robust molecular representations that effectively generalize in real-world scenarios…

机器学习 · 计算机科学 2024-05-28 Jose Arjona-Medina , Ramil Nugmanov

Image segmentation is a branch of computer vision that is widely used in real world applications including biomedical image processing. With recent advancement of deep learning, image segmentation has achieved at a very high level…

图像与视频处理 · 电气工程与系统科学 2023-05-25 Nima Hassanpour , Abouzar Ghavami

We benchmark foundation models image embeddings for classification and retrieval in e-Commerce, evaluating their suitability for real-world applications. Our study spans embeddings from pre-trained convolutional and transformer models…

计算机视觉与模式识别 · 计算机科学 2025-04-11 Urszula Czerwinska , Cenk Bircanoglu , Jeremy Chamoux

A deep neural network (DNN) model consisting of two hidden layers was proposed for predicting the immediate environments of specific atoms based on X-ray absorption near-edge spectra (XANES). The output layer of the DNN can be adjusted to…

计算物理 · 物理学 2019-05-13 Liang Li , Mindren Lu , Maria K. Y. Chan

The standard petrography test method for measuring air voids in concrete (ASTM C457) requires a meticulous and long examination of sample phase composition under a stereomicroscope. The high expertise and specialized equipment discourage…

计算机视觉与模式识别 · 计算机科学 2020-06-01 Yu Song , Zilong Huang , Chuanyue Shen , Humphrey Shi , David A Lange

We compare the Finite Element Method (FEM) simulation of a standard Partial Differential Equation thermal problem of a plate with a hole with a Neural Network (NN) simulation. The largest deviation from the true solution obtained from FEM…

计算工程、金融与科学 · 计算机科学 2022-04-11 Andrea Sacchetti , Benjamin Bachmann , Kaspar Löffel , Urs-Martin Künzi , Beatrice Paoli

Atom probe tomography is often introduced as providing "atomic-scale" mapping of the composition of materials and as such is often exploited to analyse atomic neighbourhoods within a material. Yet quantifying the actual spatial performance…

The simulation of transmission electron microscopy (TEM) images or diffraction patterns is often required to interpret their contrast and extract specimen features. This is especially true for high-resolution phase-contrast imaging of…

材料科学 · 物理学 2021-03-30 Jacob Madsen , Timothy J. Pennycook , Toma Susi

Scanning Transmission Electron Microscopy (STEM) is a critical tool for imaging the properties of materials and biological specimens at atomic scale, yet our understanding of relevant electron beam damage mechanisms is incomplete. Recent…

信号处理 · 电气工程与系统科学 2025-07-02 Amir Javadi Rad , Amirafshar Moshtaghpour , Dongdong Chen , Angus I. Kirkland

Visual embeddings from Convolutional Neural Networks (CNN) trained on the ImageNet dataset for the ILSVRC challenge have shown consistently good performance for transfer learning and are widely used in several tasks, including image…

信息检索 · 计算机科学 2018-09-26 Felipe del Rio , Pablo Messina , Vicente Dominguez , Denis Parra

Characterization of quantum objects, being them states, processes, or measurements, complemented by previous knowledge about them is a valuable approach, especially as it leads to routine procedures for real-life components. To this end,…

量子物理 · 物理学 2023-06-28 Massimiliano Guarneri , Ilaria Gianani , Marco Barbieri , Andrea Chiuri

Electron microscopy is widely used to explore defects in crystal structures, but human detecting of defects is often time-consuming, error-prone, and unreliable, and is not scalable to large numbers of images or real-time analysis. In this…

Convolutional neural networks (CNN) have become a powerful tool for detecting patterns in image data. Recent papers report promising results in the domain of disease detection using brain MRI data. Despite the high accuracy obtained from…

图像与视频处理 · 电气工程与系统科学 2020-08-19 Arjun Haridas Pallath , Martin Dyrba

The rapid advancement of deep learning has facilitated the automated processing of electron microscopy (EM) big data stacks. However, designing a framework that eliminates manual labeling and adapts to domain gaps remains challenging.…

材料科学 · 物理学 2024-07-30 Wenhao Yuan , Bingqing Yao , Shengdong Tan , Fengqi You , Qian He

High-throughput analysis of multidimensional transmission electron microscopy (TEM) datasets remains a significant challenge, limiting the broader impact on strategic materials research. Conventional workflows typically involve sequential,…

材料科学 · 物理学 2025-07-16 Arda Genc , Ravit Silverstein

Deep learning models trained with large amounts of data have become a recent and effective approach to predictive problem solving -- these have become known as "foundation models" as they can be used as fundamental tools for other…

图像与视频处理 · 电气工程与系统科学 2024-05-17 José Guilherme de Almeida , Nuno M. Rodrigues , Sara Silva , Nickolas Papanikolaou