Results 21 to 30 of about 199,454 (138)

Inducing safer oblique trees without costs [PDF]

open access: yes, 2005
Decision tree induction has been widely studied and applied. In safety applications, such as determining whether a chemical process is safe or whether a person has a medical condition, the cost of misclassification in one of the classes is significantly ...
Althoff K.   +27 more
core   +2 more sources

Optical Solitons and Single Traveling Wave Solutions for the Fiber Bragg Gratings with Generalized Anticubic Nonlinearity

open access: yesAdvances in Mathematical Physics, 2023
This paper retrieves the vector-coupled version of the generalized anticubic nonlinearity model in fiber Bragg gratings. With the help of the trial equation approach and the complete discriminant system for polynomial, nine families of the optical ...
Dan Chen, Zhao Li
doaj   +1 more source

Apparent contours of nonsingular real cubic surfaces [PDF]

open access: yes, 2015
We give a complete deformation classification of real Zariski sextics, that is of generic apparent contours of nonsingular real cubic surfaces. As a by-product, we observe a certain "reversion" duality in the set of deformation classes of these sextics ...
Finashin, Sergey, Kharlamov, Viatcheslav
core   +4 more sources

Chirality of Real Non-singular Cubic Fourfolds and Their Pure Deformation Classification [PDF]

open access: yes, 2019
In our previous works we have classified real non-singular cubic hypersurfaces in the 5-dimensional projective space up to equivalence that includes both real projective transformations and continuous variations of coefficients preserving the ...
Finashin, Sergey, Kharlamov, Viatcheslav
core   +4 more sources

Diagnosis of the socio-economic potential of health insurance [PDF]

open access: yesInsurance Markets and Companies, 2018
This study investigates the features of the development of the discriminant model of diagnostics of the socio-economic potential of health insurance, and the trends in the medical insurance system development in Ukraine.
Victoria Borisova
doaj   +1 more source

Exact chirped solutions of perturbed Chen-Lee-Liu equation with refractive index

open access: yesHeliyon, 2023
We study the exact chirped solutions of the perturbed Chen-Lee-Liu equation with a refractive index. Exact chirped solutions and their corresponding chirps are obtained using trial equation method and complete discrimination system for polynomial ...
Wenjing Zhang
doaj   +1 more source

Bifurcation studies, chaotic pattern, phase diagrams and multiple optical solitons for the (2+1)-dimensional stochastic coupled nonlinear Schrödinger system with multiplicative white noise via Itô calculus

open access: yesResults in Physics, 2023
The stochastic coupled nonlinear Schrödinger systems are very important equations which can be wildly used in the fields of the optical-fiber communications, nonlinear optics, plasma physics, ecological system, statistical mechanics and so on.
Lu Tang
doaj   +1 more source

Speaker verification using sequence discriminant support vector machines [PDF]

open access: yes, 2005
This paper presents a text-independent speaker verification system using support vector machines (SVMs) with score-space kernels. Score-space kernels generalize Fisher kernels and are based on underlying generative models such as Gaussian mixture models (
Renals, S., Wan, V.
core   +3 more sources

A Dynamical Analysis and New Traveling Wave Solution of the Fractional Coupled Konopelchenko–Dubrovsky Model

open access: yesFractal and Fractional
The main object of this paper is to study the traveling wave solutions of the fractional coupled Konopelchenko–Dubrovsky model by using the complete discriminant system method of polynomials.
Jin Wang, Zhao Li
doaj   +1 more source

Phase portraits and optical soliton solutions of coupled nonlinear Maccari systems describing the motion of solitary waves in fluid flow

open access: yesResults in Physics, 2022
The coupled nonlinear Maccari systems are very important equations which have been developed vigorously in the fields of the nonlinear optics, deep water theory, plasma physics, nonlinear optics and so on.
Zhao Li, Xinyu Xie, Changjiang Jin
doaj   +1 more source

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