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All published articles 118118

Fuzzy Rule Based Salt and Pepper Noise Removing in Gray Images

Nadeem Salamat & Malik Muhammad Saad Missen · Journal of Advances in Mathematics and Computer Science · 2014

This paper presents the application of the diffusion equation for removing the salt & pepper noise in the field of image processing along with the fuzzy logic. The fuzzy logic differentiates the noisy pixels, especially the salt & pepper noise and the edges, then diffusio...

Open access Research Article 10.9734/BJMCS/2015/14233

The Use of Gradient Based Features for Woven Fabric Images Classification

Saad Al-Momen, Loay E. George & Raid K. Naji · Journal of Advances in Mathematics and Computer Science · 2014

Texture classification is used in various pattern recognition applications that possess feature-liked appearance. One of the main texture types is the woven fabric texture. This paper aims to improve the classification accuracy of this type of texture based on extracting a direct...

Open access Research Article 10.9734/BJMCS/2015/14043

Taylor Series Approach for Solving Multi-level Large Scale Fractional Programming Problem with Stochastic Parameters in Constraints

O. E. Emam, A. Abdo & N. H. Ibrahim · Journal of Advances in Mathematics and Computer Science · 2014

This paper presents a solution algorithm to solve a multi-level large scale fractional programming problem with individual chance constraints (CH-MLLSFP). We assume that there is randomness in the right-hand side of the constraints only and that the random variables are normally...

Open access Research Article 10.9734/BJMCS/2015/13568

Stable Recovery of Sparse Signal in Compressed Sensing via the RIP of Order less than s

Hiroshi Inoue · Journal of Advances in Mathematics and Computer Science · 2014

Our goal is to reconstruct an unknown sparse signal. In this paper, we consider the feature of the sparse signal and research good conditions for the recovery of sparse signals. In detail, we assume that h ≡ x*−x and h = (h1; h2; · · · ; hn), where x is an unknown signal and x* i...

Open access Research Article 10.9734/BJMCS/2015/13998

Periodic Solutions of a Time Delay Stage-structured Prey-predator Model

Yanqiu Li, Wei Duan Duan & Shujian Ma · Journal of Advances in Mathematics and Computer Science · 2014

The dynamics of a time delay stage-structured prey-predator model is investigated. Firstly, through the analysis of the eigenvalues, the effect of time delay on the stability of the positive equilibrium and the existence of Hopf bifurcation are obtained. Further, the stability an...

Open access Research Article 10.9734/BJMCS/2015/14857

Polynomial Operator in the Shifts in Discrete Algebraic Dynamical Systems

Ramamonjy Andriamifidisoa & Juanito Andrianjanahary · Journal of Advances in Mathematics and Computer Science · 2014

The vector space of the multi-indexed sequences over a field and the vector space of the sequences with finite support are dual to each other, with respect to an appropriate scalar product. It follows that the polynomial operator in the shift which U. Oberst and J. C. Willems hav...

Open access Research Article 10.9734/BJMCS/2015/15028

Foreign Direct Inflows and Economic Growth Nexus in Kenya: Co-integration and Causality Analysis

Mutuku Cyrus & Koech Elias · Journal of Economics, Management and Trade · 2014

The study focused on the co-integration and causality analysis between FDI and GDP for Kenya using annual data spanning 1970 t0 2013. It was established that though the two variables are I(1), they are co-integrated. The VECM framework revealed that FDI has a significant influenc...

Open access Research Article 10.9734/BJEMT/2015/8612

Applicant Tracking System for Nigeria Federal Road Safety Corps

Ogwueleka Francisca & Ismaila Abdullateef · Current Journal of Applied Science and Technology · 2014

This paper presents a solution designed and developed to solve the problem of recruitment experienced by the Federal Road Safety Corps (FRSC) of Nigeria. Since the establishment of the Corps in February 1988, the recruitment process has been manually conducted. This has resulted...

Open access Research Article 10.9734/BJAST/2015/12910

Determination of the Pasting and Functional Properties of Cowpea (Vigna unguiculata) and Soybean (Glycine max) Blends

G. F. Ogundele, B. F. Ojubanire & O. P. Bamidele · Current Journal of Applied Science and Technology · 2014

Aim: This study was carried out to check the pasting and functional properties of cowpea and soybean blends for culinary uses. Methods: The two legumes (cowpea and soybean) were combined in different percentage of 90% to 10% which serves as sample A and Sample B and C had 80% to...

Open access Research Article 10.9734/BJAST/2015/11663

Power Plant Driven by Residual Heat Rejected by the Bottoming Low Pressure Steam Turbines

Ramon Ferreiro Garcia, Beatriz Ferreiro Sanz & Cristina Ferreiro Sanz · Current Journal of Applied Science and Technology · 2014

The work deals with thermal engine structures undergoing load based expansion-contraction processes powered by the residual heat rejected by low pressure turbines of the bottoming steam Rankine cycles. The isobaric expansion-contraction based thermal cycles at constant load refer...

Open access Research Article 10.9734/BJAST/2015/12111

Index and Strength Characteristics of Residual Lateritic Soils from South-Western Nigeria

N. O. Adebisi, D. Kalumba & F. O. Akintayo · Current Journal of Applied Science and Technology · 2014

Aim: To test consistency and strength of residual lateritic soil of Migmatite Gneiss of the Gneiss Complex from Abeokuta and Ibadan of South-western Nigeria for utilisation as sustainable road construction materials. Study Design: A reconnaissance survey was carried out for locat...

Open access Research Article 10.9734/BJAST/2015/7671

Experimental Investigations on DI Diesel Engine with Different Combustion Chambers Insulation

M. V. S. Murali Krishna, N. Janardhan, CH. Kesava Reddy & P. V. K. Murthy · Current Journal of Applied Science and Technology · 2014

Aim: The four-stroke single cylinder diesel engine’s performance with various low heat rejection (LHR) combustion chambers was determined Critical comparison was made for various configurations of the combustion chambers with neat diesel operation. Design Parameters: Direct injec...

Open access Research Article 10.9734/BJAST/2015/13865

Physicochemical Properties of Rubber (Hevea brasiliensis) Seed Oil, Its Biodiesel and Blends with Diesel

E. I. Bello & F. Otu · Current Journal of Applied Science and Technology · 2014

Literature search shows that research on feed stocks for the production of biodiesel in Africa have not been well documented. To close this gap, a research project was initiated to measure the fuel and physicochemical properties of common vegetable oils in Nigeria. The works on c...

Open access Research Article 10.9734/BJAST/2015/12548