Results 41 to 50 of about 37,076 (125)

Performance analysis of random sampling algorithms on GNU Octave [PDF]

open access: yes, 2018
This paper presents the performance analysis of two random sampling algorithms, the inverse-transform method and the Vose aliasing method, on GNU Octave.
Mohd. Sies, M.   +7 more
core   +1 more source

GNU Octave Manual Version 3

open access: yes, 2008
This manual is the definitive guide to GNU Octave, an interactive environment for numerical computation. The manual covers the new version 3 of GNU Octave.
W. Eaton, John   +2 more
core   +1 more source

Artificial Neural Networks for Defining the Operational Parameters of Sand Filters for Irrigation

open access: yesIrrigation and Drainage, Volume 75, Issue 2, Page 518-529, April 2026.
ABSTRACT The difficulty in defining the working configuration during the operation of sand filters arises from the complexity of the relationships among the variables in the filtration and backwashing processes. The objective was to use artificial neural networks to model the pressure loss and removal efficiency of filtration in a commercial sand ...
Mádilo Lages Vieira Passos   +4 more
wiley   +1 more source

long-bone-diaphyseal-CSG-Toolkit: A GNU Octave package

open access: yes, 2022
A GNU Octave package for analyzing long bone diaphyseal cross sectional geometry. New functionality to analyze ulna and handle user defined custom cross sections along the longitudinal axis for all analyzed long bones (humerus, ulna, femur, tibia ...
Andreas Bertsatos
core   +1 more source

Development of a fast fourier transform-based analytical method for COVID-19 diagnosis from chest X-ray images using GNU octave

open access: yesJournal of Medical Physics, 2022
Purpose: Many artificial intelligence-based computational procedures are developed to diagnose COVID-19 infection from chest X-ray (CXR) images, as diagnosis by CXR imaging is less time consuming and economically cheap compared to other detection ...
Durjoy Majumder
doaj   +1 more source

The Impact of Action Intention Versus Action‐Effect Intention on Auditory Prediction Error Signals

open access: yesEuropean Journal of Neuroscience, Volume 63, Issue 7, April 2026.
Sensory action effects are processed differently depending on the type of action selection. Participants selected button press actions producing low/high tones either by action effect intention (notes; left) or action intention (letters; right). Early, sensory N1 prediction error signals in response to rare, unexpected tones were only elicited if ...
Andreas Widmann   +2 more
wiley   +1 more source

Modelos Matriciais de População Estruturada: Uma Experiência Didática no Ensino Médio

open access: yesRevista Baiana de Educação Matemática
Este artigo apresenta uma proposta didática desenvolvida no âmbito de um projeto de extensão universitária, baseada na aplicação de um modelo matricial estruturado para o estudo de dinâmicas populacionais.
Israel Machado Roncete   +2 more
doaj   +1 more source

Zwischen Ordnung und Verwirrung: Missverständnisse in der Nomenklatur von Kohlenstoffmaterialien

open access: yesAngewandte Chemie, Volume 138, Issue 11, 9 March 2026.
Trotz der vielfältigen Einsatzmöglichkeiten von Kohlenstoffmaterialien führen uneinheitliche Terminologie und unzureichende Charakterisierung – insbesondere im Hinblick auf die Ordnung der zugrunde liegenden Graphenen – häufig zu Fehlinterpretationen. Der Artikel klärt Begriffe wie Graphit, graphitischer Kohlenstoff, nicht‐graphitischer Kohlenstoff und
Chantal Glatthaar   +3 more
wiley   +1 more source

Unconstrained optimization with MINTOOLKIT for GNU octave

open access: yes, 2021
The paper documents MINTOOLKIT for GNU Octave. MINTOOLKIT provides functions for minimization and numeric differentiation. The main algorithms are BFGS, LBFGS, and simulated annealing.
Institut d'Anàlisi Econòmica   +2 more
core  

Between Order and Confusion: Clearing up Structural Misconceptions in Carbon Materials Nomenclature

open access: yesAngewandte Chemie International Edition, Volume 65, Issue 11, 9 March 2026.
Despite the versatile use of carbon materials, inconsistent terminology and inadequate characterization – especially regarding graphene structures based on sp2‐hybridized carbon atoms – often cause confusion. This perspective clarifies terms like graphite, graphitic carbon, non‐graphitic carbon, and amorphous carbon by aligning IUPAC definitions with X‐
Chantal Glatthaar   +3 more
wiley   +1 more source

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