Results 1 to 10 of about 320,713 (303)

Baroreflex Curve Fitting Using a WYSIWYG Boltzmann Sigmoidal Equation [PDF]

open access: yesFrontiers in Neuroscience, 2021
Arterial baroreflex assessment using vasoactive substances enables investigators to collect data pairs over a wide range of blood pressures and reflex reactions. These data pairs relate intervals between heartbeats or sympathetic neural activity to blood
Karsten Heusser   +6 more
doaj   +2 more sources

Predicting Fetal Growth with Curve Fitting and Machine Learning [PDF]

open access: yesBioengineering
Monitoring fetal growth throughout pregnancy is essential for early detection of developmental abnormalities. This study developed a Taiwan-specific fetal growth reference using a web-based data collection platform and polynomial regression modeling.
Huan Zhang   +7 more
doaj   +2 more sources

Atomic Formulation of the Boolean Curve Fitting Problem [PDF]

open access: yesInternational Journal of Mathematical, Engineering and Management Sciences, 2022
Boolean curve fitting is the process of finding a Boolean function that takes given values at certain points in its Boolean domain. The problem boils down to solving a set of ‘big’ Boolean equations that may or may not be consistent.
Ahmed S. Balamesh, Ali M. Rushdi
doaj   +1 more source

Research progress on growth curve fitting analysis of goose [PDF]

open access: yesITM Web of Conferences, 2022
Based on the mathematical description and biological parameters of three nonlinear growth models (Logistic, Gompertz, Bertalanffy), the recent advance of growth curve fitting analysis in goose have been reviewed briefly in this paper in order to provide ...
Li Qingqing   +6 more
doaj   +1 more source

A Security System Using Curve Fitting [PDF]

open access: yesEngineering and Technology Journal, 2016
Recently, information hiding has become the main focus of the researchers in the last two decades because of its benefits in document security and image protection versus copyright.
Abdul-Mohssen J. Abdul-Hossen   +1 more
doaj   +1 more source

Which Curve Fits Best: Fitting ROC Curve Models to Empirical Credit-Scoring Data

open access: yesRisks, 2022
In the practice of credit-risk management, the models for receiver operating characteristic (ROC) curves are helpful in describing the shape of an ROC curve, estimating the discriminatory power of a scorecard, and generating ROC curves without underlying
Błażej Kochański
doaj   +1 more source

A Genetic Algorithm for Curve Fitting by Spline Regression [PDF]

open access: yesInternational Journal of Research in Industrial Engineering, 2022
Curve fitting is a computational problem in which we look for a base objective function with a set of data points. Recently, nonparametric regression has received a lot of attention from researchers.
Fatemeh Sogandi
doaj   +1 more source

Constrained curve fitting [PDF]

open access: yesNuclear Physics B - Proceedings Supplements, 2002
Lattice2001(plenary); plenary talk given by G.P. Lepage at Lattice 2001 (Berlin); 9 pages, 5 figures (postscript specials)
Lepage, G.P.   +6 more
openaire   +4 more sources

3D CATENARY CURVE FITTING FOR GEOMETRIC CALIBRATION [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
In modern road surveys, hanging power cables are among the most commonly-found geometric features. These cables are catenary curves that are conventionally modelled with three parameters in 2D Cartesian space. With the advent and popularity of the mobile
T.-O. Chan, D. D. Lichti
doaj   +1 more source

Galaxy Rotation Curve Fitting Using Machine Learning Tools

open access: yesUniverse, 2023
Galaxy rotation curve (RC) fitting is an important technique which allows the placement of constraints on different kinds of dark matter (DM) halo models. In the case of non-phenomenological DM profiles with no analytic expressions, the art of finding RC
Carlos R. Argüelles, Santiago Collazo
doaj   +1 more source

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