Universal portfolio is an investment strategy that produced an efficient performance in the stock market. Two universal portfolios generated by probability distribution, namely multinomial distribution universal portfolio and multivariate normal distribution universal portfolio are selected in this study....

The study of coprime probabilities and graphs have its own uniqueness that produces a particular pattern according to its variabilities. Some obvious results can be seen from previous research where the domination number will always be equal to one and the types of graphs that can be formed are either...

Different topological structure between real and p-adic fields provides a distinct condition for solution of equations or system of equations. For example, the equation $$x^{2} + 1 = 0$$ does not have solution over real field but it has solution over p-adic field for $$ p \equiv 1\left( {\bmod 4} \right)$$....

This paper studies Malaysian banking fixed deposit (FD) rates from 1997 to 2018 using time series and regression analysis. The FD rates is based on rates set by Bank Negara Malaysia. Multiple Linear Regression (MLR) is used to study the linear relationship between FD Rates and certain economic and financial...

Real-life structures always include indeterminacy. The Mathematical tool which is well known in dealing with indeterminacy is neutrosophic. Smarandache proposed the approach of neutrosophic sets. Neutrosophic sets deal with uncertain data. The notion of neutrosophic sets is generally referred to as the...

In 2017, Qays Hatem Imran, F. Smarandache, Riad K. Al-Hamido, and R. Dhavaseelan presented the concept of neutrosophic open sets called neutrosophic semi-α-open sets and studied their fundamental properties in neutrosophic topological spaces. He also presented neutrosophic semi-α-interior and neutrosophic...

Magnetic nanofluids (MNFs) have recently piqued the interest of many experts because of their capability and significance in various real applications. Hence, in this study, we want to numerically highlight the influence of convective boundary conditions and radiation on the magnetic nanofluids (MNFs)...

Speech analytics solution is a technology that enables a company to discover customer’s patterns and insights by analyzing relevant data, such as recorded audio files or phone conversations. The accuracy of speech recognition or speech-to-text transcription has been a challenge all along. This paper...

Conjugate gradient (CG) method is one of the popular method in solving unconstrained optimization problem. This method is notable for being an intermediate between the steepest descent method and the Newton’s method. In this study, a new hybrid CG method is proposed with the main focus on improving Aini-Rivaie-Mustafa...

The Cox-Ingersoll-Ross (CIR) model is a short-rate model and is widely used in the finance field to predict the movement of interest rates in bond pricing models. This paper exploited Lie symmetry analysis to solve the generalized CIR model by determining the infinitesimal generators. Lie symmetry is...

Climate impact assessment models can have outputs that are sensitive to biases on the local scale. Hence, bias correction methods are used to amend the distribution of the climate impact assessment model in order to match the local observations. A great deal of errors can be removed from the model after...

Most studies that considered the Bayesian Markov Chain Monte Carlo (MCMC) approach in prognostic modelling of cardiovascular disease were only focused on the application of the Bayesian approach in variable selection, model, and prior distribution choice. Yet rarely of these studies have explored the...

Double Seasonal Autoregressive Integrated Moving Average (DSARIMA) model is an extension of the single SARIMA that is incorporated in modelling data with two seasonality. Model identification, parameter estimation and diagnostic checking are the steps in the modelling. However, the model identification...

This paper proposes an integrated inventory model that considers three types of inventories: used items, service items, and raw materials. Used items are collected from the market and are restored to a serviceable condition to satisfy demand. If the quantity of the restored items is lacking, then the...

Globally, the life expectancy of the population has been continuously improving over the years due to healthcare and socioeconomic advancements. The rapid increase in life expectancy over the last few decades leads to an ageing population as the population lives longer. With the rise of elderly population...

Road accident is one of the main causes of deaths in Malaysia as well as heart disease and cerebrovascular disease. This study aims to identify the main factors that drive the occurrence of road accidents in Malaysia. Thus, preventive measures can be designed to reduce the incidence of road accidents....

DEA models and their applicability is heavily depended on the type of data that has been used for efficiency assessment. Conventional DEA models assume the all the involved data in the efficiency evaluation are non-negative, which in many cases seems unrealistic specially when the profit or the rate...

It was anticipated more than a century ago that the distribution of first digits in real-world observations would not be uniform, instead follow a trend in which measurements with lower first digits occur more frequently than measurements with higher first digits. Frank Benford coined the term “First...

Hourly particulate matter time series data from eight air quality monitoring stations in Peninsular Malaysia were forecast by using the Convolutional Neural Network (CNN) algorithm. Instead of using the original time series, which are time-domain sequence data, this study used the time-frequency domain...

There are several times where Malaysia suffers from severe air pollution, especially the urban and industrial area. The air quality stations across the country monitor various variables of air pollutants including particulate matter such as PM10. Due to harmful effects of pollution on human health and...

The alarming increase in type 2 diabetes have not only impacted the public with mental and physical distress but have also increased anxiety and burden on financial aspects in relation to preventing and treating the disease. This has mostly been a result of increasing health care costs and unhealthy...

Kuala Lumpur International Airport (KLIA) serves as the country’s primary international gateway, providing the first impression to airport users and visitors. It also provides incomparable benefits to Malaysia’s economy, such as tourism. Therefore, the airport requires to focus on the passenger’s experience...

Nowadays, unemployment is a serious problem among fresh graduates. Thus, a survey on factors that influence unemployment among UTHM graduates was conducted. A questionnaire was distributed via email according to a frame list based on the UTHM graduates in 2019 and 2020. A total of 435 responses was collected...

This paper investigated the mathematical modelling and simulation of periodontal ligament using COMSOL Multiphysics. The behaviour of the periodontal ligament is studied. The periodontal ligament is sandwiched between two approached parallel rigid impervious plates. The governing equations and the specified...

In this paper, an approximate solution for solving nonlinear mixed Volterra-Fredholm fractional integro-differential equations is presented. The fractional derivative is defined in terms of Caputo type. Two methods are suggested: Adomin Decomposition Method (ADM) and Residual Power Series Method (RPSM)....

Traditional statistical control charts are rarely used as a tool to monitor the stock trading and portfolio analysis due to its capability of proving a buying, selling, or holding signal to the investor. Besides that, the normality assumption for a control chart is always violated due to the share prices...

In this paper, we introduced new algorithms for solving split equality fixed point problems for the class of demicontractive mappings in Hilbert spaces and proved the convergence results of the proposed algorithms. The results presented in this paper generalized a number of well-known results announced.

Roundabouts play a crucial role, especially in the moderately populated areas and places which are largely residential and are in the vicinity of schools where traffic lights are not in place. Though roundabouts can significantly solve the congestion problem on intersection roads, the mobility and time...

This paper investigates several alternative methods of constructing confidence interval estimates based on the bootstrap and jackknife techniques for the interval censored generalized exponential distribution with fixed covariates. Simulation studies were conducted to compare the bootstrap techniques,...

One of the first theoretical models for DNA computing is known as splicing system. In a splicing system, two strings of DNA molecules are cut at certain recognition sites, and the prefix of the first string is connected to the suffix of the second, resulting in new strings. For a specific form of splicing...

Academic achievement is defined as the capacity to study, recall information or facts, and transmit knowledge in written or verbal form. It is one of the most essential measures of comprehension and learning in all educational systems. It is crucial to identify the factors that would affect students’...

The lack of resource utilization has resulted in manufacturing staying at the same level for a long time. This problem cannot be solved simply by adding machines and hiring more labor. There is an urgent need for innovation and more investment in the development of manufacturing systems. Therefore, a...

In this paper, the Flat EEG images are enhanced based on intuitionistic type-2 fuzzy set. The non-membership function is defined by Sugeno type intuitionistic fuzzy generator. Moreover, a new membership function is defined by using Hamacher t-conorm. Experimental results show that the method provides...

The present study discusses on the solute dispersion in a blood flow through an inclined artery with the presence of chemical reaction. The blood flow is considered to be laminar, incompressible and steady flow of Bingham model. The continuity and momentum equations are solved in cylindrical coordinate...

During these pandemic, SEIR model has become a popular topic among researchers. Such epidemiological model is said to be a great decision tool to forecast the behaviour of Covid19 outbreak for future actions. Following trend, this paper attempts to use symmetrized Runge Kutta methods; Implicit Midpoint...

Based on dynamic nature of foreign exchange rate risk toward Malaysian firms across different time horizons, this paper is motivated to investigate the multiscale effect of currency exposure using wavelet analysis for 71 industrial products and services firms listed on the main market of Bursa Malaysia....

Poor traffic condition and severe road traffic congestion are an everlasting problem in metropolitan cities of India. With the rapid increase in vehicles, metropolitan cities of India are indispensably facing traffic congestion, which results in economic and environmental losses. This paper presents...

This study examines the effects of technology commonly used by students on student motivation in online learning in Mathematics and Science based on socioeconomic status. We used a sample of 360 secondary students in both urban and rural areas of Sabah, Malaysia. A random sampling method was employed...

The teaching and learning of statistics can be seen as something very different from other subjects. Apart from cultivating counting skills that involve high thinking and creativity, statistics also requires an understanding in terms of a concept that is accurate and more comprehensive. However, various...

In this study, the impact of heat transfer on free convective Casson nanofluid flow induced by an accelerated disk is analyzed. The study of non-Newtonian Casson nanofluid that is suspended by single wall carbon nanotubes (SWCNTs) and multi wall carbon nanotubes (MWCNTs) has a vital role in human blood...