Computational Algorithms and Numerical Dimensions (CAND) is an international scholarly open access, interdisciplinary, fully refereed, and quarterly free of charge journal as a non-commercial publication. The journal is intended to be accessible to a broad spectrum of researchers in numerical methods throughout science and engineering, and publishes original, review, case studies, and short communication contributions to all aspects of numerical and computational modeling including numerical analysis, numerical linear algebra, numerical engineering, differential/integral equations (ordinary, partial, fractional), scientific computing, computational mathematics, approximation and analytical methods, splitting and parallel computing, interpolation, orthogonal polynomials, computational complexity, variational inequalities, control, machine learning, and related areas of engineering and scientific applications.

Original Article
An experimental comparison of two preconditioned iterative methods to solve the elliptic partial differential equations

Seyyed Ahmad Edalatpanah

Volume 1, Issue 1 , January 2022, Pages 1-24

Abstract
  System of linear equations plays an important role in science and engineering. One of the applications of this system occurs in the discretization of the partial differential equations. This paper aims to investigate an experimental comparison between two kinds of iterative models for solving the elliptic ...  Read More

Original Article
Information Retrieving Through Sensors for Smart Parking

Ibrahim Mekawy; Bardia Khalilian

Volume 1, Issue 1 , January 2022, Pages 25-29

Abstract
  By using Internet of Things (IoT) we can make the things easier for our livelihood. The concept of smart parking in sensors is the combination of IoT. I.E By sending the status of the parking IoT through the internet, So that any person can see that which parking IoT is empty through the map and can ...  Read More

Original Article
Comparison Between Domestic and Hostile Applications of Wireless Sensor Networks

Salwa Abdou El-Morsy

Volume 1, Issue 1 , January 2022, Pages 30-34

Abstract
  Man has been benefited a wholesome with the idea of sensors. Sensors not only help us in gathering data, but also provide us a solution to many unsolvable problems. Applicating them over a wide area is quite a tough task, Hence the idea of Wireless Sensors Networking has been introduced. This idea has ...  Read More

Original Article
River Water Quality Monitoring Through IoT Enabled Technologies

Rita de Fátima Muniz; Badria Almaz Ali Yousif; Azadeh Shemshad

Volume 1, Issue 1 , January 2022, Pages 35-39

Abstract
  In this paper named Internet of Things (IoT) based river water quality monitoring gives the outcome of Quality River of water by the advantage of various advanced techniques (IoT), Wireless Sensor Network (WSN). As part of this we have made the things to collect the data and transfer the data to the ...  Read More

An experimental comparison of two preconditioned iterative methods to solve the elliptic partial differential equations

Seyyed Ahmad Edalatpanah

Volume 1, Issue 1 , January 2022, , Pages 1-24

Abstract
  System of linear equations plays an important role in science and engineering. One of the applications of this system occurs in the discretization of the partial differential equations. This paper aims to investigate an experimental comparison between two kinds of iterative models for solving the elliptic ...  Read More

River Water Quality Monitoring Through IoT Enabled Technologies

Rita de Fátima Muniz; Badria Almaz Ali Yousif; Azadeh Shemshad

Volume 1, Issue 1 , January 2022, , Pages 35-39

Abstract
  In this paper named Internet of Things (IoT) based river water quality monitoring gives the outcome of Quality River of water by the advantage of various advanced techniques (IoT), Wireless Sensor Network (WSN). As part of this we have made the things to collect the data and transfer the data to the ...  Read More

Comparison Between Domestic and Hostile Applications of Wireless Sensor Networks

Salwa Abdou El-Morsy

Volume 1, Issue 1 , January 2022, , Pages 30-34

Abstract
  Man has been benefited a wholesome with the idea of sensors. Sensors not only help us in gathering data, but also provide us a solution to many unsolvable problems. Applicating them over a wide area is quite a tough task, Hence the idea of Wireless Sensors Networking has been introduced. This idea has ...  Read More

Information Retrieving Through Sensors for Smart Parking

Ibrahim Mekawy; Bardia Khalilian

Volume 1, Issue 1 , January 2022, , Pages 25-29

Abstract
  By using Internet of Things (IoT) we can make the things easier for our livelihood. The concept of smart parking in sensors is the combination of IoT. I.E By sending the status of the parking IoT through the internet, So that any person can see that which parking IoT is empty through the map and can ...  Read More

Original Article
Speech Recognition System Based on Machine Learning in Persian Language

Niloufar Hemati; Shahed Mohammadi; Neda Mohammadi

Articles in Press, Accepted Manuscript, Available Online from 12 March 2022

Abstract
  In today's world, where speech recognition has become an integral part of our daily lives, the need for systems equipped with this technology has increased dramatically in the past few years. This research aims to locate the two selected Persian words in any given audio file. For this purpose, two ...  Read More

Original Article
A semi-analytical approach for the approximate solution of casting-mould heterogeneous system

Jiahua Fang; Muhammad Nadeem

Articles in Press, Accepted Manuscript, Available Online from 29 May 2022

Abstract
  In this work, we study the Variational iteration method (VIM) accompanied by He's polynomials for obtaining the solution of the temperature distribution in the casting-mould heterogeneous system with fractional order. The combined form of VIM and the homotopy perturbation method (HPM) is called the Variational ...  Read More

Original Article
An Efficient Collocation Method for the Numerical Solutions of the Pantograph-Type Volterra Hammerstein Integral Equations and its Convergence Analysis.

hashem saberi najafi; Sayed Arsalan , Sajjadi; Hossein Aminikhah

Articles in Press, Accepted Manuscript, Available Online from 24 July 2022

Abstract
  In this work, we consider a collocation method for solving the pantograph-type Volterra Hammerstein integral equations based on the first kind Chebyshev polynomials. We use the Lagrange interpolating polynomial to approximate the solution. The convergence of the presented method has been analyzed by ...  Read More

Original Article
Analytical Approximate Solution of chemical kinetics problems

Hatıra Günerhan

Articles in Press, Accepted Manuscript, Available Online from 25 August 2022

Abstract
  In this article, the chemical kinetics problem is presented. The differential transformation method (DTM) is presented to find an approximate analytical solution to the chemical kinetics problems. proposed problem is system of nonlinear ordinary differential equations. we show converges analysis of the ...  Read More

Original Article
Optimization of fuzzy zero- base budgeting

Salwa Abdou El-Morsy

Articles in Press, Accepted Manuscript, Available Online from 31 August 2022

Abstract
  Zero- base budgeting (ZBB) is a very well-known method for the selection and management of budgets and is widely used by companies and government agencies. In this paper, a new method for modelling ZBB in fuzzy environment is described. Triangular fuzzy numbers are used for describing the imprecise ...  Read More

Original Article
The modification of the generalized Gauss-Seidel iteration techniques for absolute value equations

Rashid Ali; Ashfaq Ahmad; Ijaz Ahmad; Asad Ali

Articles in Press, Accepted Manuscript, Available Online from 19 September 2022

Abstract
  The Gauss-Seidel iteration technique efficiently solves absolute value equations (AVEs). However, when the problem size increases, this approach is often inefficient and cannot be utilized. To improve the effectiveness of the Gauss-Seidel iteration technique, this paper proposes two modified generalized ...  Read More