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Journal of Advances in Mathematics and Computer Science

Published by SCIENCEDOMAIN international · ISSN (electronic) 2456-9968

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1,763

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2026 articles

1,763

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10,539

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Articles (1763)

Bayesian Optimization for Parameter of Discrete Weibull Regression

Adesina, Olumide Sunday, Onanaye, Adeniyi Samson & Okewole, Dorcas Modupe · Journal of Advances in Mathematics and Computer Science · 2020

This study aim at optimizing the parameter θ of Discrete Weibull (DW) regression obtained by maximizing the likelihood function. Also to examine the strength of three acquisition functions used in solving auxiliary optimization problem. The choice of Discrete Weibull regression m...

Open access Research Article 10.9734/jamcs/2019/v34i630233

Determination of the Equilibrium Point According to a Temporal Model of Rehydration in a Population with Cholera in Logistic Growth

K. O. Jackob · Journal of Advances in Mathematics and Computer Science · 2020

Cholera is an infection of the small intestine of humans caused by a gram-negative bacterium called Vibrio cholerae. It is spread through eating food or drinking water contaminated with faeces from an infected person. It causes rapid dehydration and general body imbalance, and ca...

Open access Research Article 10.9734/jamcs/2019/v34i630231

Proposing an Image Enhancement Algorithm Using CNN for Applications of Face Recognition System

Phat Nguyen Huu, Loc Hoang Bao & Hoang Lai The · Journal of Advances in Mathematics and Computer Science · 2020

Many researches have been going on since last two decades for object recognition, shape matching, and pattern recognition in the field of computer vision. Face recognition is one of the important issues in object recognition and computer vision. Many face image datasets, related...

Open access Research Article 10.9734/jamcs/2019/v34i630230

Transverse Motions of Bernoulli-euler Beam Resting on Elastic Foundation and under Two Concentrated Moving Loads

A. Adedowole · Journal of Advances in Mathematics and Computer Science · 2020

Aims/Objectives: The aim is to obtain a closed form solutions of single-dimensional structural element of continuously supported by an elastic foundation. Thereafter, we classify the effects of the space d connecting the loads on the relevant partial differential equations govern...

Open access Research Article 10.9734/jamcs/2019/v34i630228

Adopting Tolerance Regions in Environmental Economics

Christos P. Kitsos & Thomas L. Toulias · Journal of Advances in Mathematics and Computer Science · 2020

Uncertainty often lies when there is limited knowledge about the process one has to follow regarding the investigation of a real-world problem. In practice, uncertainty is related with the assumed estimation model of the physical problem, and mainly concerns the involved paramete...

Open access Research Article 10.9734/jamcs/2019/v34i630227

A New Generalization of Jacobsthal Lucas Numbers (Bi-Periodic Jacobsthal Lucas Sequence)

Sukran Uygun & Evans Owusu · Journal of Advances in Mathematics and Computer Science · 2020

In this study, we bring into light a new generalization of the Jacobsthal Lucas numbers, which shall also be called the bi-periodic Jacobsthal Lucas sequence as   with initial conditions $$\ \hat{c}_{0}=2,\ \hat{c}_{1}=a.$$ The Binet formula as well as the generating function for...

Open access Research Article 10.9734/jamcs/2019/v34i530226

Performance of the New Ridge Regression Parameters

Mowafaq Muhammed Al-Kassab & Mohammed Qasim Al-Awjar · Journal of Advances in Mathematics and Computer Science · 2020

A new approach is presented to find the ridge parameter k when the multiple regression model suffers from multicollinearity. This approach studied two cases, for the value k, scalar, and matrix. A comparison between this proposed ridge parameter and other well-known ridge paramet...

Open access Research Article 10.9734/jamcs/2019/v34i530225

A Weibull-Gompertz Makeham Distribution with Properties and Application to Cancer Data

Peter O. Koleoso & Angela U. Chukwu · Journal of Advances in Mathematics and Computer Science · 2019

The article presents an extension of the Gompertz Makeham distribution using the Weibull-G family of continuous probability distributions proposed by Tahir et al. (2016a). This new extension generates a more flexible model called Weibull-Gompertz Makeham distribution. Some statis...

Open access Research Article 10.9734/jamcs/2019/v34i530223