TARU PUBLICATIONS
Journal of Information and Optimization Sciences cover
Hybrid ·Peer-reviewed·ISSN (Online): 2169-0103·ISSN (Print): 0252-2667

WoS  JIF 2026 : 0.4 (Q4)

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Monthly Journal: Publishes theoretical and applied research on topics in information and optimization sciences.

Issues up to 2022 co-published with and available at:Taylor & Francis
submissions@tarupublications.com
Volume 47·Issue 4·April 2026·25 Articles

Volume 47, Issue 4

Articles

Open Access Research Article·pp. 1223–1235·Vol. 47, Issue 4Apr 2026

Health study using Markov chain modeling

J. Vijayarangam, N. Kalaivani, J. Viswanath, T. Karthikeyan

Published Online: 04 Apr 2026DOI: 10.47974/JIOS-2170

In this paper: A study of health of a human being is an ever interesting and fertile one for any re-searcher. This is one such study in which we use Markov chain for the modeling of the problem that identifies the h...

AbstractReferencesFull Text PDF (1.0 MB)Views: 163Downloads: 80Citations: 0
Open Access Research Article·pp. 1237–1247·Vol. 47, Issue 4Apr 2026

A discrete time Markov decision process under a fractional discounted reward criterion

Teruo Tanaka

Published Online: 02 Feb 2026DOI: 10.47974/JIOS-1329

In this paper: We consider a discrete-time Markov decision process with a state space and an action space in general setting, evaluated according to a fractional discounting reward criterion. For the sake of discuss...

AbstractReferencesFull Text PDF (602 KB)Views: 149Downloads: 71Citations: 0
Open Access Research Article·pp. 1249–1262·Vol. 47, Issue 4Apr 2026

A comparative approach for decision making models

E. Mona Visalakshidevi, N. Kalaivani

Published Online: 04 Apr 2026DOI: 10.47974/JIOS-2171

In this paper: Game theory offers a logical method of examining social and competitive scenarios that involve several decision-makers. It allows one to investigate independent and interdependent decisions of players...

AbstractReferencesFull Text PDF (617 KB)Views: 115Downloads: 71Citations: 0
Open Access Research Article·pp. 1263–1276·Vol. 47, Issue 4Apr 2026

Comparison of k-level stress accelerated life tests for Lomax distribution under a cost constraint and progressive Type I censoring

Ramin Kazemi

Published Online: 26 May 2025DOI: 10.47974/JIOS-1389

In this paper: In this paper, we compare the optimal k-level accelerated life tests (CSALTs and SSALTs) for the failure data with Lomax distribution based on progressive Type I censoring (PTIC) and a cost constraint...

AbstractReferencesFull Text PDF (250 KB)Views: 129Downloads: 56Citations: 0
Open Access Research Article·pp. 1277–1300·Vol. 47, Issue 4Apr 2026

(∈, ∈ ∨ q)-Hesitant anti-intuitionistic fuzzy soft ideals of BCK-algebras

Aiyared Iampan, M. Balamurugan, V. Govindan

Published Online: 03 Feb 2025DOI: 10.47974/JIOS-1393

In this paper: The class of algebras known as algebras of logic includes a variety of algebraic structures. The logical algebras BCK and BCI belong to two different classes. They were introduced by Imai and Iséki [1...

AbstractReferencesFull Text PDF (517 KB)Views: 163Downloads: 77Citations: 0
Open Access Research Article·pp. 1301–1312·Vol. 47, Issue 4Apr 2026

Intuitionistic fuzzy equivalence relations and ideals on rings under norms

Rasul Rasuli

Published Online: 03 Oct 2025DOI: 10.47974/JIOS-1422

In this paper: In this paper, we investigate norms defined on intuitionistic fuzzy equivalence relations, intuitionistic fuzzy congruence relations, and intuitionistic fuzzy ideals of rings. We explore their propert...

AbstractReferencesFull Text PDF (325 KB)Views: 128Downloads: 64Citations: 0
Open Access Research Article·pp. 1313–1334·Vol. 47, Issue 4Apr 2026

An inverse model for evaluating the power industry’s supply chain

Mojgan Pouralizadeh

Published Online: 27 Feb 2025DOI: 10.47974/JIOS-1419

In this paper: In the clean development mechanism, greenhouse gas (GHG) reduction is conducted by implementing projects that aim to decrease fossil fuel consumption in the energy sectors, increase energy productivit...

AbstractReferencesFull Text PDF (310 KB)Views: 131Downloads: 57Citations: 0
Open Access Research Article·pp. 1335–1343·Vol. 47, Issue 4Apr 2026

On directed signed cordial labeling

V. Jude Annie Cynthia, E. Padmavathy

Published Online: 04 Apr 2026DOI: 10.47974/JIOS-2173

In this paper: A measurable collection of dots and a collection of ordered pairings of different dots make up a directed graph, commonly known as a digraph 𝒟.  Each (u,v) pair  is denoted by uv where u is the arc’s...

AbstractReferencesFull Text PDF (734 KB)Views: 117Downloads: 82Citations: 0
Open Access Research Article·pp. 1345–1358·Vol. 47, Issue 4Apr 2026

Optimal quality investment and specification limits settings with 100% inspection and sampling inspection for quality protection

Chung-Ho Chen, Tzu-Hsien Lee

Published Online: 03 Feb 2025DOI: 10.47974/JIOS-1424

In this paper: Shin et al. [2] proposed the process parameters and tolerance designs model. Their model firstly obtained the process mean and standard deviation. Then the tolerance model is formulated for obtaining...

AbstractReferencesFull Text PDF (268 KB)Views: 82Downloads: 65Citations: 0
Open Access Research Article·pp. 1359–1376·Vol. 47, Issue 4Apr 2026

A full Nesterov-Todd step feasible interior-point algorithm for semidefinite optimization based on a new hyperbolic barrier function

Safa Guerdouh, Wided Chikouche

Published Online: 01 Apr 2026DOI: 10.47974/JIOS-1604

In this paper: This study concerns solving semidefinite programming (SDP) problems using a new kernel-based primal-dual interior-point method (IPM). We propose a parameterized kernel function (KF) that has a hyperbo...

AbstractReferencesFull Text PDF (426 KB)Views: 178Downloads: 76Citations: 0
Open Access Research Article·pp. 1377–1396·Vol. 47, Issue 4Apr 2026

A new bilinear pairing-based searchable encryption scheme

M. H. Noorallahzadeh, R. Alimoradi

Published Online: 02 Feb 2026DOI: 10.47974/JIOS-1607

In this paper: The searchable encryption scheme is employed to address privacy and data confidentiality issues in outsourced databases. It enables users to send encrypted search queries containing a keyword to a ser...

AbstractReferencesFull Text PDF (583 KB)Views: 96Downloads: 46Citations: 0
Open Access Research Article·pp. 1397–1414·Vol. 47, Issue 4Apr 2026

QSPR study and prediction of physico-chemical properties for Titanium dioxide using Revan indices and M-polynomial

Negar Kheirkhahan, Masoud Ghods

Published Online: 10 Feb 2026DOI: 10.47974/JIOS-1838

In this paper: Scientific interest in Titanium dioxide has increased due to its wide range of applications across various industries. Chemical design and development involve significant expense, time, and difficulti...

AbstractReferencesFull Text PDF (827 KB)Views: 129Downloads: 77Citations: 0
Open Access Research Article·pp. 1415–1424·Vol. 47, Issue 4Apr 2026

A hybrid VIKOR model for kidney stone drug prioritization using triangular bipolar neutrosophic Dombi-based aggregation in multi-criteria uncertainty

J. Senbagamalar, P. Devika

Published Online: 04 Apr 2026DOI: 10.47974/JIOS-2172

In this paper: The purpose of this research to present an improved decision support model that develops from the VIKOR method provides new ways to handle uncertainties and imprecisions within the decision-making pro...

AbstractReferencesFull Text PDF (560 KB)Views: 84Downloads: 92Citations: 0
Open Access Research Article·pp. 1425–1450·Vol. 47, Issue 4Apr 2026

A QSPR study using Sombor-type topological indices with applications to hyaluronic acid conjugates

Fateme Movahedi, Mohammad Hadi Akhbari, Faeze Sadat Movahedi

Published Online: 13 Dec 2025DOI: 10.47974/JIOS-1912

In this paper: Analysis of the molecular structure of drugs through graph theory modeling enables us to comprehend their biological and physicochemical characteristics. The Quantitative Structure- Property Relations...

AbstractReferencesFull Text PDF (895 KB)Views: 162Downloads: 75Citations: 0
Open Access Research Article·pp. 1461–1478·Vol. 47, Issue 4Apr 2026

Numerical solution of nonlinear equations of traffic flow density using filter methods with middle-grid point

Seyed Esmaeil Sadat Najafi, Tofigh Allahviranloo, Saeid Abbasbandy, Mohsen Rostamy Malkhalifeh

Published Online: 11 Sep 2025DOI: 10.47974/JIOS-1944

In this paper: This study addresses the significant challenge of accurately simulating traffic flow in heavily congested urban areas through microscopic traffic models. These models employ differential equations to...

AbstractReferencesFull Text PDF (620 KB)Views: 119Downloads: 73Citations: 0
Open Access Research Article·pp. 1479–1488·Vol. 47, Issue 4Apr 2026

Graph product techniques for cordial labeling on cubic root graph structures

J. Senbagamalar, D. Ramani Bai

Published Online: 04 Apr 2026DOI: 10.47974/JIOS-2191

In this paper: Graph labeling is the term used to describe the procedure of giving unique identifiers. Graph attributing is a method for modeling real-world problems in industries such as circuit design, surveillanc...

AbstractReferencesFull Text PDF (487 KB)Views: 134Downloads: 76Citations: 0
Open Access Research Article·pp. 1515–1524·Vol. 47, Issue 4Apr 2026

Euler-Sombor index of chemical graphs and its applications

Fateme Movahedi, A. Karimi, Z. Samiei

Published Online: 13 Dec 2025DOI: 10.47974/JIOS-1975

In this paper: Given a simple graph 𝒜 = (V𝒜, E𝒜). The Euler-Sombor index of 𝒜 is given by  EU(𝒜) = Stk∈E𝒜 √h(t)2 + h(k)2 + h(t)h(k), in which η(c) is the degree of c ∈ V𝒜. In this paper, we focus on the chemical gra...

AbstractReferencesFull Text PDF (919 KB)Views: 136Downloads: 62Citations: 0
Open Access Research Article·pp. 1525–1537·Vol. 47, Issue 4Apr 2026

Inventory optimization for deteriorating goods with dynamic demand and deferred payment options

P. Saranya, E. Chandrasekaran

Published Online: 04 Apr 2026DOI: 10.47974/JIOS-2174

In this paper: This research study creates an inventory model for degrading products that considers the trade credit and also realistic market characteristics like advertising-motivated initial demand and unstable h...

AbstractReferencesFull Text PDF (619 KB)Views: 123Downloads: 79Citations: 0
Open Access Research Article·pp. 1539–1555·Vol. 47, Issue 4Apr 2026

Solid transportation problem : A Lagrange’s interpolation polynomial strategy for handling improbability and multi-objective decision-making

Vishwas Deep Joshi, Medha Sharma, Huda Alsaud, Shrddha, Sapna Tyagi

Published Online: 26 Mar 2026DOI: 10.47974/JIOS-2161

In this paper: Mathematical optimization problems that simultaneously take into account several, typically conflicting, transportation planning objectives are known as multi-objective transportation problems (MOTPs)...

AbstractReferencesFull Text PDF (821 KB)Views: 118Downloads: 80Citations: 0
Open Access Research Article·pp. 1557–1566·Vol. 47, Issue 4Apr 2026

A hybrid deep unified model on diverse datasets

Swati Gupta, Bal Kishan, Pooja Mittal

Published Online: 04 Apr 2026DOI: 10.47974/JIOS-2242

In this paper: Deep learning is very efficient in image classification, but the classical feature extraction algorithms are understandable and robust. The categorization of images serves as a foundation for diagnosi...

AbstractReferencesFull Text PDF (1.0 MB)Views: 130Downloads: 84Citations: 0
Open Access Research Article·pp. 1567–1589·Vol. 47, Issue 4Apr 2026

Novel Boolean logic manipulation : A symbolic computation and camouflaged graph construction

Gete Umbrey, Bhaba Kumar Sarma, Bhuban Chandra Deuri, Alfonso Bustamante, Botem Moyong

Published Online: 02 Apr 2026DOI: 10.47974/JIOS-2220

In this paper: This article introduces a systematic, symbolic, and pure algebraic technique called the “Extraction and Combination Method” for minimizing Boolean expressions. This method simplifies Boolean expressio...

AbstractReferencesFull Text PDF (655 KB)Views: 300Downloads: 77Citations: 0
Open Access Research Article·pp. 1591–1601·Vol. 47, Issue 4Apr 2026

A mathematical congestion-aware Dijkstra optimization model for adaptive routing in CCDN

Rohit Kumar Gupta, Arka Prokash Mazumdar

Published Online: 04 Apr 2026DOI: 10.47974/JIOS-2243

In this paper: Today’s content delivery over the Internet via Cloud-based Content Delivery Networks (CCDNs) must address critical challenges such as dynamic traffic, congestion, inefficient routing, and latency vari...

AbstractReferencesFull Text PDF (993 KB)Views: 118Downloads: 71Citations: 0