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M-estimation is a general statistical framework that simplifies estimation. Here, we introduce delicatessen, a Python library that automates the tedious calculations of M-estimation, and supports both built-in user-specified estimating…

统计方法学 · 统计学 2022-10-12 Paul N Zivich , Mark Klose , Stephen R Cole , Jessie K Edwards , Bonnie E Shook-Sa

Dimensionality reduction (DR) techniques inherently distort the original structure of input high-dimensional data, producing imperfect low-dimensional embeddings. Diverse distortion measures have thus been proposed to evaluate the…

机器学习 · 计算机科学 2023-08-14 Hyeon Jeon , Aeri Cho , Jinhwa Jang , Soohyun Lee , Jake Hyun , Hyung-Kwon Ko , Jaemin Jo , Jinwook Seo

Multiscale modeling, which integrates material properties from ab initio calculations into continuum-scale simulations, is a promising strategy for optimizing semiconductor devices. However, a key challenge remains: while ab initio methods…

材料科学 · 物理学 2026-01-12 Taeyoung Jeong , Kun Hee Ye , Seungjae Yoon , Dohyun Kim , Yunjae Kim , Jung-Hae Choi

A key task in the field of modeling and analyzing nonlinear dynamical systems is the recovery of unknown governing equations from measurement data only. There is a wide range of application areas for this important instance of system…

动力系统 · 数学 2019-04-11 Patrick Gelß , Stefan Klus , Jens Eisert , Christof Schütte

Defects are a universal feature of crystalline solids, dictating the key properties and performance of many functional materials. Given their crucial importance yet inherent difficulty in measuring experimentally, computational methods…

Malicious Python packages make software supply chains vulnerable by exploiting trust in open-source repositories like Python Package Index (PyPI). Lack of real-time behavioral monitoring makes metadata inspection and static code analysis…

密码学与安全 · 计算机科学 2025-03-04 Sk Tanzir Mehedi , Chadni Islam , Gowri Ramachandran , Raja Jurdak

Since its start in 2014, the lightweight open source Python library Gammapy has come a long way to become a popular data analysis package for high-energy astrophysics. Selected as the official CTAO Science Analysis tool, it is also an…

天体物理仪器与方法 · 物理学 2023-08-28 B. Khélifi , R. Terrier , A. Donath , A. Sinha , Q. Remy , F. Pintore

Dataframes are a popular abstraction to represent, prepare, and analyze data. Despite the remarkable success of dataframe libraries in Rand Python, dataframes face performance issues even on moderately large datasets. Moreover, there is…

Manifold hypothesis states that data points in high-dimensional space actually lie in close vicinity of a manifold of much lower dimension. In many cases this hypothesis was empirically verified and used to enhance unsupervised and…

Control system middle layers act as a co-ordination and communication bridge between end users, including operators, system experts, scientists, and experimental users, and the low-level control system interface. This article describes a…

We introduce a new, open-source, Python module for the acquisition and processing of archival data from many X-ray telescopes - Democratising Archival X-ray Astronomy (hereafter referred to as DAXA). Our software is built to increase access…

天体物理仪器与方法 · 物理学 2024-10-17 David J. Turner , Jessica E. Pilling , Megan Donahue , Paul A. Giles , Kathy Romer , Agrim Gupta , Toby Wallage , Ray Wang

Galaxy morphological classification is a fundamental aspect of galaxy formation and evolution studies. Various machine learning tools have been developed for automated pipeline analysis of large-scale surveys, enabling a fast search for…

天体物理仪器与方法 · 物理学 2022-06-15 Yash Gondhalekar , Rafael S. de Souza , Ana L. Chies-Santos

Differential privacy (DP) has become the gold standard in privacy-preserving data analytics, but implementing it in real-world datasets and systems remains challenging. Recently developed DP tools aim to make DP implementation easier, but…

人机交互 · 计算机科学 2024-08-14 Ivoline C. Ngong , Brad Stenger , Joseph P. Near , Yuanyuan Feng

A holographic microscope captures interference patterns, or holograms, that encode three-dimensional (3D) information about the object being viewed. Computation is essential to extracting that 3D information. By wrapping low-level…

图像与视频处理 · 电气工程与系统科学 2018-06-04 Solomon Barkley , Thomas G. Dimiduk , Jerome Fung , David M. Kaz , Vinothan N. Manoharan , Ryan McGorty , Rebecca W. Perry , Anna Wang

Instance Space Analysis is a methodology to evaluate algorithm performance across diverse problem fields. Through visualisation and exploratory data analysis techniques, Instance Space Analysis offers objective, data-driven insights into…

Spectropolarimetry, the observation of polarization and intensity as a function of wavelength, is a powerful tool in stellar astrophysics. It is particularly useful for characterizing stars and circumstellar material, and for tracing the…

The aim of this paper is to give a presentation of the Python toolbox YALTAPy dedicated to the stability study of standard and fractional delay systems as well as its online version YALTAPy_Online. Both toolboxes are derived from YALTA…

最优化与控制 · 数学 2022-12-13 Hugo Cavalera , Jayvir Raj , Guilherme Mazanti , Catherine Bonnet

Distance queries are a basic tool in data analysis. They are used for detection and localization of change for the purpose of anomaly detection, monitoring, or planning. Distance queries are particularly useful when data sets such as…

数据结构与算法 · 计算机科学 2015-03-20 Edith Cohen

The library scikit-fda is a Python package for Functional Data Analysis (FDA). It provides a comprehensive set of tools for representation, preprocessing, and exploratory analysis of functional data. The library is built upon and integrated…

Minimalist Data Wrangling with Python is envisaged as a student's first introduction to data science, providing a high-level overview as well as discussing key concepts in detail. We explore methods for cleaning data gathered from different…

机器学习 · 计算机科学 2022-11-10 Marek Gagolewski