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Related papers: Fit;o) - A M\"ossbauer spectrum fitting program

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Feature Models (FMs) are a mechanism to model variability among a family of closely related software products, i.e. a software product line (SPL). Analysis of FMs using formal methods can reveal defects in the specification such as…

Software Engineering · Computer Science 2016-04-04 Anjali Sree-Kumar , Elena Planas , Robert Clarisó

Recent $B$-physics results have sparkled great interest in the search for beyond-the-Standard-Model (BSM) physics in $b\to c\ell \bar{\nu}$ transitions. The need to analyse in a consistent manner big datasets for these searches, using…

High Energy Physics - Phenomenology · Physics 2022-11-15 J. García Pardiñas , S. Meloni , L. Grillo , P. Owen , M. Calvi , N. Serra

Orbital-free density functional theory (OF-DFT) constitutes a computationally highly effective tool for modeling electronic structures of systems ranging from room-temperature materials to warm dense matter. Its accuracy critically depends…

Hubbard-corrected density functional theory, denoted by DFT+U method, was developed to enable correct prediction of insulating properties for strongly-correlated electron systems. UO$_2$ is an example having O-$2p$, U-$6d$, and U-$5f$…

Strongly Correlated Electrons · Physics 2023-02-28 Mahmoud Payami

We present RadFil, a publicly available Python package that gives users full control over how to build and fit radial density profiles for interstellar filaments. RadFil builds filament profiles by taking radial cuts across the spine of a…

Astrophysics of Galaxies · Physics 2018-09-19 Catherine Zucker , Hope How-Huan Chen

The SPIRE FTS Spectral Feature Finder (FF), developed within the Herschel Spectral and Photometric Imaging Receiver (SPIRE) Fourier Transform Spectrometer (FTS) instrument team, is an automated spectral feature fitting routine that attempts…

Instrumentation and Methods for Astrophysics · Physics 2020-06-24 Jeremy P. Scott , Locke D. Spencer , Rosalind Hopwood , Ivan Valtchanov , David A. Naylor

Computational spectrometers are pivotal in enabling low-cost, in-situ and rapid spectral analysis, with potential applications in chemistry, biology, and environmental science. However, filter-based spectral encoding approaches typically…

We describe a computer application designed to analyze hyperspectral data collected by the Compact Infrared Spectrometer for Mars (CRISM). The application links the spectral, imaging and mapping perspectives on the eventual CRISM dataset by…

Instrumentation and Methods for Astrophysics · Physics 2014-01-29 Adrian J. Brown , Michael Storrie-Lombardi

This paper proposes a highly efficient global coded-multiplexing scheme, conceptualized as Orthogonal Frequency Division Multiplexing over a finite field (FF-OFDM), for reliable multiuser communications. By utilizing a prime length cyclic…

Information Theory · Computer Science 2026-05-12 Juane Li , Qi-yue Yu , Khaled Abdel-Ghaffar , Shu Lin

This paper proposes a novel calibration-free wavelength modulated spectroscopy (WMS) spectral fitting technique based on the firefly algorithm. The technique by simulating the information interaction behavior between fireflies to achieve…

Instrumentation and Detectors · Physics 2022-11-01 Tingting Zhang , Yongjie Sun , Pengpeng Wang , Yufeng Qiu , Chenxi Wang , Xiaohui Du , Shaokai Li , Haixu Liu , Tongwei Chu , Cunguang Zhu

RooFit is a library of C++ classes that facilitate data modeling in the ROOT environment. Mathematical concepts such as variables, (probability density) functions and integrals are represented as C++ objects. The package provides a flexible…

Data Analysis, Statistics and Probability · Physics 2007-05-23 Wouter Verkerke , David Kirkby

Density fitting (DF), also known as the resolution of the identity (RI), is a widely used technique in quantum chemical calculations with various types of atomic basis sets - Gaussian-type orbitals, Slater-type orbitals, as well as…

Chemical Physics · Physics 2021-12-22 Susi Lehtola

Density functional theory is the workhorse of chemistry and materials science, and novel density functional approximations (DFAs) are published every year. To become available in program packages, the novel DFAs need to be (re)implemented.…

Computational Physics · Physics 2023-09-20 Susi Lehtola , Miguel A. L. Marques

Recently, some hypergraph-based methods have been proposed to deal with the problem of model fitting in computer vision, mainly due to the superior capability of hypergraph to represent the complex relationship between data points. However,…

Computer Vision and Pattern Recognition · Computer Science 2020-02-14 Shuyuan Lin , Guobao Xiao , Yan Yan , David Suter , Hanzi Wang

Spectangular is a GUI based software package written in C++ designed for spectral disentangling on the wavelength scale. The code disentangles spectra of SB1 and SB2 systems and can now also be used also for spectra showing variability. In…

Instrumentation and Methods for Astrophysics · Physics 2019-02-27 Daniel P. Sablowski , Silva Järvinen , Michael Weber

Background: Mathematical models based on ordinary differential equations (ODEs) are essential tools across various scientific disciplines, including biology, ecology, and healthcare informatics. They are used to simulate complex dynamic…

Quantitative Methods · Quantitative Biology 2025-09-03 Hamed Karami , Amanda Bleichrodt , Ruiyan Luo , Gerardo Chowell

Integral Field Spectroscopy (IFS) is a technique that gives simultaneously the spectrum of each spatial sampling element in a given object field. It is a powerful tool which rearranges the data cube (x, y, lambda) represented by two spatial…

Instrumentation and Methods for Astrophysics · Physics 2016-12-07 Florence Laurent , Francois Henault

A very simple method for determining the center (isomer) shift, CS, of a M\"ossbauer spectrum is outlined. Its applicability is demonstrated on two examples viz. pyrite and a ternary sigma-phase Fe-Cr-Ni compound. Sets of the spectra…

Strongly Correlated Electrons · Physics 2022-07-05 Stanisław M. Dubiel , Jan Żukrowski

We present the GAMBIT modules SpecBit, DecayBit and PrecisionBit. Together they provide a new framework for linking publicly available spectrum generators, decay codes and other precision observable calculations in a physically and…

The application package "IONORT" for the calculation of ray-tracing can be used by customers using the Windows operating system. It is a program whose interface with the user is created in MATLAB. In fact, the program launches an executable…

Geophysics · Physics 2010-11-19 Cesidio Bianchi , Alessandro Settimi , Adriano Azzarone