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380 Results Found

  • Article
  • Open Access
6 Citations
2,830 Views
15 Pages

Genetic Multi-Objective Optimization of Sensor Placement for SHM of Composite Structures

  • Tomasz Rogala,
  • Mateusz Ścieszka,
  • Andrzej Katunin and
  • Sandris Ručevskis

4 January 2024

Increasingly often, due to the high sensitivity level of diagnostic systems, they are also sensitive to the occurrence of a significant number of false alarms. In particular, in structural health monitoring (SHM), the problem of optimal sensor placem...

  • Article
  • Open Access
9 Citations
1,729 Views
11 Pages

Generalized Bayes is a Bayesian study based on a learning rate parameter. This paper considers a generalized Bayes estimation to study the effect of the learning rate parameter on the estimation results based on a joint censored sample of type-II exp...

  • Article
  • Open Access
3 Citations
1,712 Views
12 Pages

Generalized Bayes Prediction Study Based on Joint Type-II Censoring

  • Yahia Abdel-Aty,
  • Mohamed Kayid and
  • Ghadah Alomani

23 July 2023

In this paper, the problem of predicting future failure times based on a jointly type-II censored sample from k exponential populations is considered. The Bayesian prediction intervals and point predictors were then obtained. Generalized Bayes is a B...

  • Article
  • Open Access
7 Citations
2,348 Views
16 Pages

13 September 2023

The aim of this study is to obtain the Bayes estimators and the maximum likelihood estimators (MLEs) for the unknown parameters of the Rayleigh–Weibull (RW) distribution based on progressive type-II censored samples. The approximate Bayes estim...

  • Article
  • Open Access
2,009 Views
27 Pages

This study investigates how the quality of engagement auditors, assessed using the auditor’s industry expertise and size at both national and state levels, influences the likelihood of going concern opinion (GCO) issuance for U.S. banks from 20...

  • Article
  • Open Access
2 Citations
1,630 Views
19 Pages

The paper proposes a methodology for assessing the quality of the direct laser melting process of 316L steel powder, which was tested when creating products in a construction furnace of the EOSINT M280 system at different laser powers. The methodolog...

  • Article
  • Open Access
2,126 Views
21 Pages

20 May 2025

The current replication crisis relating to the non-replicability and the untrustworthiness of published empirical evidence is often viewed through the lens of the Positive Predictive Value (PPV) in the context of the Medical Diagnostic Screening (MDS...

  • Article
  • Open Access
697 Views
19 Pages

A Bayesian Approach to Step-Stress Partially Accelerated Life Testing for a Novel Lifetime Distribution

  • Mervat K. Abd Elaal,
  • Hebatalla H. Mohammad,
  • Zakiah I. Kalantan,
  • Abeer A. EL-Helbawy,
  • Gannat R. AL-Dayian,
  • Sara M. Behairy and
  • Reda M. Refaey

19 June 2025

In lifetime testing, the failure times of highly reliable products under normal usage conditions are often impractically long, making direct reliability assessment impractical. To overcome this, step-stress partially accelerated life testing is emplo...

  • Article
  • Open Access
4,309 Views
22 Pages

14 June 2017

In this paper, the noise-enhanced detection problem is investigated for the binary hypothesis-testing. The optimal additive noise is determined according to a criterion proposed by DeGroot and Schervish (2011), which aims to minimize the weighted sum...

  • Article
  • Open Access
8 Citations
3,207 Views
24 Pages

28 September 2018

From the perspective of the degrees of classification error, we proposed graded rough intuitionistic fuzzy sets as the extension of classic rough intuitionistic fuzzy sets. Firstly, combining dominance relation of graded rough sets with dominance rel...

  • Article
  • Open Access
1,628 Views
18 Pages

22 August 2023

This paper presents a simulation-based testing procedure that can be easily applied by practitioners who try to determine whether two gamma-distributed variables have the same expected values. From both theoretical and practical points of view, the g...

  • Article
  • Open Access
1 Citations
6,962 Views
12 Pages

7 August 2017

In statistical process control, the control chart utilizing the idea of maximum entropy distribution density level sets has been proven to perform well for monitoring the quantity with multimodal distribution. However, it is too complicated to implem...

  • Article
  • Open Access
11 Citations
2,866 Views
24 Pages

8 April 2021

Flood related disasters continue to threaten mankind despite preventative efforts in technological advancement. Since 1954, the Soil Conservation Services (SCS) Curve Number (CN0.2) rainfall-runoff model has been widely used but reportedly produced i...

  • Article
  • Open Access
23 Citations
6,527 Views
12 Pages

2 January 2014

This paper derives the entropy of a generalized half-logistic distribution based on Type-II censored samples, obtains some entropy estimators by using Bayes estimators of an unknown parameter in the generalized half-logistic distribution based on Typ...

  • Article
  • Open Access
2 Citations
2,346 Views
18 Pages

17 November 2022

The control of a simulated moving bed (SMB) is always a challenging chemical control topic due to its complexity and nonlinearity. Its mathematical model must undergo an affine transformation and digitization before it can be controlled. Basically, t...

  • Article
  • Open Access
1 Citations
678 Views
23 Pages

On Joint Progressively Censored Gumbel Type-II Distributions: (Non-) Bayesian Estimation with an Application to Physical Data

  • Mustafa M. Hasaballah,
  • Mahmoud E. Bakr,
  • Oluwafemi Samson Balogun and
  • Arwa M. Alshangiti

20 July 2025

This paper presents a comprehensive statistical analysis of the Gumbel Type-II distribution based on joint progressive Type-II censoring. It derives the maximum likelihood estimators for the distribution parameters and constructs their asymptotic con...

  • Article
  • Open Access
6 Citations
3,837 Views
45 Pages

An Inventory Model for Growing Items When the Demand Is Price Sensitive with Imperfect Quality, Inspection Errors, Carbon Emissions, and Planned Backorders

  • Cynthia Griselle De-la-Cruz-Márquez,
  • Leopoldo Eduardo Cárdenas-Barrón,
  • J. David Porter,
  • Imelda de Jesús Loera-Hernández,
  • Neale R. Smith,
  • Armando Céspedes-Mota,
  • Gerardo Treviño-Garza and
  • Rafael Ernesto Bourguet-Díaz

25 October 2023

Inventory models that consider environmental and quality concerns have received some attention in the literature, yet no model developed to date has investigated these features in combination with growing items. Therefore, there is a need to incorpor...

  • Article
  • Open Access
8 Citations
1,700 Views
21 Pages

10 August 2023

This paper investigates the problem of entropy estimation for the generalized Rayleigh distribution under progressively type-II censored samples. Based on progressively type-II censored samples, we first discuss the maximum likelihood estimation and...

  • Article
  • Open Access
35 Citations
3,039 Views
16 Pages

Applying Transformer Insulation Using Weibull Extended Distribution Based on Progressive Censoring Scheme

  • Hisham M. Almongy,
  • Fatma Y. Alshenawy,
  • Ehab M. Almetwally and
  • Doaa A. Abdo

21 May 2021

In this paper, the Weibull extension distribution parameters are estimated under a progressive type-II censoring scheme with random removal. The parameters of the model are estimated using the maximum likelihood method, maximum product spacing, and B...

  • Article
  • Open Access
22 Citations
6,994 Views
13 Pages

31 January 2012

In many life-testing and reliability studies, the experimenter might not always obtain complete information on failure times for all experimental units. Multiply Type-II censored sampling arises in a life-testing experiment whenever the experimenter...

  • Article
  • Open Access
7 Citations
8,724 Views
17 Pages

1 November 2019

A resolver is an absolute shaft sensor which outputs pair signals with ortho-symmetric amplitudes. Ideally, they are sinusoidal and cosinusoidal functions of the shaft angle. In order to demodulate angular position and velocity from resolver signals,...

  • Article
  • Open Access
8 Citations
2,152 Views
23 Pages

2 April 2023

This paper assumes constant-stress accelerated life tests when the lifespan of the test units follows the XLindley distribution. In addition to the maximum likelihood estimation, the Bayesian estimation of the model parameters is acquired based on pr...

  • Article
  • Open Access
1 Citations
579 Views
17 Pages

Statistical Analysis Under a Random Censoring Scheme with Applications

  • Mustafa M. Hasaballah and
  • Mahmoud M. Abdelwahab

3 July 2025

The Gumbel Type-II distribution is a widely recognized and frequently utilized lifetime distribution, playing a crucial role in reliability engineering. This paper focuses on the statistical inference of the Gumbel Type-II distribution under a random...

  • Article
  • Open Access
6 Citations
1,646 Views
26 Pages

21 June 2023

Today, the reliability or quality practitioner always aims to shorten testing duration and reduce testing costs without neglecting efficient statistical inference. So, a generalized progressively Type-II hybrid censored mechanism has been developed i...

  • Article
  • Open Access
5 Citations
1,676 Views
22 Pages

29 May 2024

In this article, we consider the statistical analysis of the parameter estimation of the Marshall–Olkin extended generalized extreme value under liner normalization distribution (MO-GEVL) within the context of progressively type-II censored dat...

  • Article
  • Open Access
1 Citations
558 Views
32 Pages

18 March 2025

This article introduces a new continuous lifetime distribution within the Gamma family, called the induced Xgamma distribution, and explores its various statistical properties. The proposed distribution’s estimation and prediction are investiga...

  • Article
  • Open Access
3 Citations
1,218 Views
26 Pages

This study focuses on improving the control system of vehicle suspension, which is critical for optimizing driving dynamics and enhancing passenger comfort. Traditional passive suspension systems are limited in their ability to effectively mitigate r...

  • Article
  • Open Access
3 Citations
2,206 Views
17 Pages

15 September 2022

Renewable energy sources (RES) generation has huge environmental and social benefits, as a clean energy source with great potential. However, the difference in the uncertainty characteristics of RES and electric–thermal loads poses a significan...

  • Article
  • Open Access
12 Citations
1,769 Views
28 Pages

Reliability Analysis and Its Applications for a Newly Improved Type-II Adaptive Progressive Alpha Power Exponential Censored Sample

  • Ibrahim Elbatal,
  • Mazen Nassar,
  • Anis Ben Ghorbal,
  • Lamiaa Sabry Gad Diab and
  • Ahmed Elshahhat

1 December 2023

Recently, a newly improved Type-II adaptive progressive censoring plan was devised, which can successfully ensure that the test length will not surpass a particular threshold period. In this study, we explore the statistical inference of the alpha po...

  • Article
  • Open Access
2 Citations
2,756 Views
10 Pages

5 October 2020

This paper proposes a new approach based on the regression framework employing a pivotal quantity to estimate unknown parameters of a Weibull distribution under the progressive Type-II censoring scheme, which provides a closed form solution for the s...

  • Article
  • Open Access
6 Citations
1,475 Views
12 Pages

27 August 2023

The semiconductor industry is a rapidly growing sector. As collection technologies for production data continue to improve and the Internet of Things matures, production data analysis improves, thus accelerating progress towards smart manufacturing....

  • Feature Paper
  • Article
  • Open Access
1,951 Views
26 Pages

30 April 2022

We consider a binary classification problem for a test sequence to determine from which source the sequence is generated. The system classifies the test sequence based on empirically observed (training) sequences obtained from unknown sources P1 and...

  • Article
  • Open Access
27 Citations
2,335 Views
21 Pages

12 August 2022

As an extension of the standard Weibull distribution, a new crucial distribution termed alpha power Weibull distribution has been presented. It can model decreasing, increasing, bathtub, and upside-down bathtub failure rates. This research investigat...

  • Article
  • Open Access
7 Citations
1,985 Views
22 Pages

7 December 2022

A new three-parameter Type-II Lehmann Fréchet distribution (LFD-TII), as a reparameterized version of the Kumaraswamy–Fréchet distribution, is considered. In this study, using progressive Type-II censoring, different estimation me...

  • Article
  • Open Access
1 Citations
843 Views
24 Pages

4 July 2025

Traditional six-axis force sensors are mostly based on resistance strain, piezoelectricity and capacitors, which have poor resistance to electromagnetic interference. In this paper, a six-axis force sensor based on bending-sensitive optical fibers is...

  • Article
  • Open Access
3 Citations
3,008 Views
20 Pages

Adaptive Significance Levels in Tests for Linear Regression Models: The e-Value and P-Value Cases

  • Alejandra E. Patiño Hoyos,
  • Victor Fossaluza,
  • Luís Gustavo Esteves and
  • Carlos Alberto de Bragança Pereira

22 December 2022

The full Bayesian significance test (FBST) for precise hypotheses is a Bayesian alternative to the traditional significance tests based on p-values. The FBST is characterized by the e-value as an evidence index in favor of the null hypothesis (H). An...

  • Article
  • Open Access
241 Citations
17,734 Views
34 Pages

A Statistical Approach to Determine Optimal Models for IUPAC-Classified Adsorption Isotherms

  • Md. Matiar Rahman,
  • Mahbubul Muttakin,
  • Animesh Pal,
  • Abu Zar Shafiullah and
  • Bidyut Baran Saha

29 November 2019

Adsorption heat transformation (AHT) systems can play a major role in protecting our environment by decreasing the usage of fossil fuels and utilizing natural and alternative working fluids. The adsorption isotherm is the most important feature in ch...

  • Article
  • Open Access
5 Citations
2,182 Views
37 Pages

5 February 2022

This article aims to consider estimating the unknown parameters, survival, and hazard functions of the beta inverted exponential distribution. Two methods of estimation were used based on type-II censored samples: maximum likelihood and Bayes estimat...

  • Article
  • Open Access
13 Citations
2,812 Views
15 Pages

Acute Leukemia Diagnosis Based on Images of Lymphocytes and Monocytes Using Type-II Fuzzy Deep Network

  • Sanam Ansari,
  • Ahmad Habibizad Navin,
  • Amin Babazadeh Sangar,
  • Jalil Vaez Gharamaleki and
  • Sebelan Danishvar

24 February 2023

A cancer diagnosis is one of the most difficult medical challenges. Leukemia is a type of cancer that affects the bone marrow and/or blood and accounts for approximately 8% of all cancers. Understanding the epidemiology and trends of leukemia is crit...

  • Article
  • Open Access
1 Citations
2,568 Views
22 Pages

This paper presents a comparative geometric analysis of the conditional bias (CB)-informed Kalman filter (KF) with the Kalman filter (KF) in the Euclidean space. The CB-informed KFs considered include the CB-penalized KF (CBPKF) and its ensemble exte...

  • Article
  • Open Access
18 Citations
4,041 Views
35 Pages

Supply Chain with Customer-Based Two-Level Credit Policies under an Imperfect Quality Environment

  • Aditi Khanna,
  • Aakanksha Kishore,
  • Biswajit Sarkar and
  • Chandra K. Jaggi

3 December 2018

The present model develops a three-echelon supply chain, in which the manufacturer offers full permissible delay to the whole seller, while the latter, in turn, adopts distinct trade credit policies for his subsequent downstream retailers. The type o...

  • Article
  • Open Access
9 Citations
2,280 Views
22 Pages

1 June 2023

Based on independent progressive type-II censored samples from two-parameter Burr-type XII distributions, various point and interval estimators of δ=P(Y<X) were proposed when the strength variable was subjected to the step–stress parti...

  • Article
  • Open Access
1,603 Views
17 Pages

Deep Dynamic Weights for Underwater Image Restoration

  • Hafiz Shakeel Ahmad Awan and
  • Muhammad Tariq Mahmood

Underwater imaging presents unique challenges, notably color distortions and reduced contrast due to light attenuation and scattering. Most underwater image enhancement methods first use linear transformations for color compensation and then enhance...

  • Article
  • Open Access
8 Citations
2,935 Views
21 Pages

This paper discusses statistical inference and optimal design of constant-stress accelerated life testing for the Chen distribution under progressive Type-II censoring. The scale parameter of the life distribution is assumed to be a logarithmic linea...

  • Article
  • Open Access
13 Citations
3,162 Views
20 Pages

20 April 2022

In this paper, we study the statistical inference of the generalized inverted exponential distribution with the same scale parameter and various shape parameters based on joint progressively type-II censored data. The expectation maximization (EM) al...

  • Article
  • Open Access
19 Citations
2,571 Views
14 Pages

3 May 2019

In this article, we are concerned with the E-Bayesian (the expectation of Bayesian estimate) method, the maximum likelihood and the Bayesian estimation methods of the shape parameter, and the reliability function of one-parameter Burr-X distribution....

  • Article
  • Open Access
2 Citations
1,630 Views
23 Pages

6 November 2024

The aim of this research is to estimate the parameters of the modified Frechet-exponential (MFE) distribution using different methods when applied to progressive type-II censored samples. These methods include using the maximum likelihood technique a...

  • Article
  • Open Access
9 Citations
2,717 Views
19 Pages

5 February 2021

With the rapid development of statistics, information entropy is proposed as an important indicator used to quantify information uncertainty. In this paper, maximum likelihood and Bayesian methods are used to obtain the estimators of the entropy for...

  • Article
  • Open Access
1 Citations
1,245 Views
23 Pages

12 June 2025

This article presents maximum likelihood and Bayesian estimates for the parameters, reliability function, and hazard function of the Gumbel Type-II distribution using a unified hybrid censored sample. Bayesian estimates are derived under three loss f...

  • Article
  • Open Access
3 Citations
2,713 Views
18 Pages

29 June 2021

This paper studies binary hypothesis testing with a single sensor that communicates with two decision centers over a memoryless broadcast channel. The main focus lies on the tradeoff between the two type-II error exponents achievable at the two decis...

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