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Default Detection Rate-Dependent Software Reliability Model with Imperfect Debugging

Ce Zhang, Wei-Gong Lv, Sheng Sheng, Jin-Yong Wang et al. • Applied Sciences (2022)

From the perspective of FDR (fault detection rate), which is an indispensable component in reliability modeling, this paper proposes two kinds of reliability models under imperfect debugging. This model is a relatively flexible and unified ...

DOAJ Open Access (DOAJ) DOI: 10.3390/app122110736

IEEE Access Special Section Editorial: Toward Service-Centric Internet of Things (IoT): From Modeling to Practice

Yue Cao, Omprakash Kaiwartya, Xiaodong Xu, William Liu et al. • IEEE Access (2021)

The Internet of Things (IoT) refers to an emerging paradigm to seamlessly and ubiquitously integrate a large number of smart things with intra/inter links to the physical and cyber worlds. Sensor-enabled communication technologies connect b...

DOAJ Open Access (DOAJ) DOI: 10.1109/ACCESS.2021.3090136

Advances and perspectives for receiver function imaging of the Earth's internal discontinuities and velocity structures

Ling Chen, Xu Wang, Xin Wang, Zigen Wei et al. • 地球与行星物理论评 (2022)

Studying the structures, properties and origins of the Earth's internal discontinuities is an important part in the efforts to understand the physical and chemical properties of the layered Earth, as well as to explore the dynamic processes...

DOAJ Open Access (DOAJ) DOI: 10.19975/j.dqyxx.2022-029

Analytically Computing the Moments of a Conic Combination of Independent Noncentral Chi-Square Random Variables and Its Application for the Extended Cox–Ingersoll–Ross Process with Time-Varying Dimension

Sanae Rujivan, Athinan Sutchada, Kittisak Chumpong, Napat Rujeerapaiboon • Mathematics (2023)

This paper focuses mainly on the problem of computing the γth, γ>0, moment of a random variable Yn:=∑i=1nαiXi in which the αi’s are positive real numbers and the Xi’s are independent and distributed according to noncentral chi-square distri...

DOAJ Open Access (DOAJ) DOI: 10.3390/math11051276

Dynamic analysis of the economic effects of population structural changes in the coming decades of Iran (with emphasis on the role of women)

Omran Gheisar, Sima Eskandari Sabzi, ali salmanpour, Seyed Yosef Hajiasghari • زن در توسعه و سیاست (2024)

The trend of population growth in the last three decades will cause extensive changes in the age structure of Iran's population. So that it can be one of the most important challenges of the country in the coming decades. This development w...

DOAJ Open Access (DOAJ) DOI: 10.22059/jwdp.2023.362558.1008358

A Model of Social Distancing for Interacting Age-Distributed Multi-Populations: An Analysis of Students’ In-Person Return to Schools

A. C. F. N. Gomes, A. De Cezaro • Trends in Computational and Applied Mathematics (2022)

Because of the current scenario of the SARS-CoV-2 (COVID-19) pandemic in Brazil, whose vaccination campaign is in the initial stage, government authorities have pointed out towards the complete reopening of the economy. And recently for the...

DOAJ Open Access (DOAJ) DOI: 10.5540/tcam.2022.023.04.00655

Extraction and Energy Management of Solar Photovoltaic, Fuel Cell, and Battery Systems Using a Novel Multi Port Power Converter for DC Microgrid Applications

Guguloth Nagesh, M. Venkatesh Naik, Dogga Raveendhra, Praveen Kumar Bonthagorla • IEEE Access (2025)

In DC microgrids, efficient power extraction and an effective energy management strategy (EMS) are crucial when integrating multiple power sources. This study presents a novel Four-Port Converter (FPC) configuration designed to extract powe...

DOAJ Open Access (DOAJ) DOI: 10.1109/ACCESS.2025.3570190

Modeling Climate Change Issues in Indonesia Based on Media Headlines

Anang Kunaefi, Aris Fanani • Jurnal Nasional Teknik Elektro dan Teknologi Informasi (2024)

Climate change has become a global issue affecting all countries in the last decades. This phenomenon poses a concern to Indonesia as it is one of the climate change’s epicenters. Various studies have shown that climate change can harm mult...

DOAJ Open Access (DOAJ) DOI: 10.22146/jnteti.v13i2.9464

High-Performance Tuning for Model Predictive Control for a Renewable Energy Grid-Interface Converter With LCL Filter

Jefferson S. Costa, Angelo Lunardi, Alessio Iovine, Darlan Alexandria Fernandes et al. • IEEE Access (2025)

Model predictive control (MPC) has emerged as a highly regarded control strategy in power electronics for renewable energy applications. While it minimizes tracking errors and control effort, a significant challenge is the lack of systemati...

DOAJ Open Access (DOAJ) DOI: 10.1109/ACCESS.2025.3603336

Wind–Wave Coupling Effect on the Dynamic Response of a Combined Wind–Wave Energy Converter

Jinghui Li, Wei Shi, Lixian Zhang, Constantine Michailides et al. • Journal of Marine Science and Engineering (2021)

There is a huge energy demand from offshore renewable energy resources. To maximize the use of various renewable energy sources, a combined floating energy system consisting of different types of energy devices is an ideal option to reduce ...

DOAJ Open Access (DOAJ) DOI: 10.3390/jmse9101101

Phase prediction, microstructure and high hardness of novel light-weight high entropy alloys

Jon Mikel Sanchez, Iban Vicario, Joseba Albizuri, Teresa Guraya et al. • Journal of Materials Research and Technology (2019)

Guided by CALPHAD modeling, low-density and multiphase three novel High Entropy Alloys (HEAs), Al40Cu15Cr15Fe15Si15, Al65Cu5Cr5Si15Mn5Ti5 and Al60Cu10Fe10Cr5Mn5Ni5Mg5 were produced by large scale vacuum die casting. A mixture of simple and ...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.jmrt.2018.06.010

Expressibility and trainability of parametrized analog quantum systems for machine learning applications

Jirawat Tangpanitanon, Supanut Thanasilp, Ninnat Dangniam, Marc-Antoine Lemonde et al. • Physical Review Research (2020)

Parametrized quantum evolution is the main ingredient in variational quantum algorithms for near-term quantum devices. In digital quantum computing, it has been shown that random parametrized quantum circuits are able to express complex dis...

DOAJ Open Access (DOAJ) DOI: 10.1103/PhysRevResearch.2.043364

An introduction to Bayesian simulation-based inference for quantum machine learning with examples

Ivana Nikoloska, Osvaldo Simeone • Frontiers in Quantum Science and Technology (2024)

Simulation is an indispensable tool in both engineering and the sciences. In simulation-based modeling, a parametric simulator is adopted as a mechanistic model of a physical system. The problem of designing algorithms that optimize the sim...

DOAJ Open Access (DOAJ) DOI: 10.3389/frqst.2024.1394533

AMPA-Type Glutamate Receptors Associated With Vascular Smooth Muscle Cell Subpopulations in Atherosclerosis and Vascular Injury

Alessandro L. Gallina, Urszula Rykaczewska, Robert C. Wirka, Robert C. Wirka et al. • Frontiers in Cardiovascular Medicine (2021)

Objectives and Aims: Vascular smooth muscle cells (VSMCs) are key constituents of both normal arteries and atherosclerotic plaques. They have an ability to adapt to changes in the local environment by undergoing phenotypic modulation. An im...

DOAJ Open Access (DOAJ) DOI: 10.3389/fcvm.2021.655869

Classical Biological Control of Invasive Legacy Crop Pests: New Technologies Offer Opportunities to Revisit Old Pest Problems in Perennial Tree Crops

Mark S. Hoddle, Keith Warner, John Steggall, Karen M. Jetter • Insects (2014)

Advances in scientific disciplines that support classical biological control have provided “new tools” that could have important applications for biocontrol programs for some long-established invasive arthropod pests. We suggest that these ...

DOAJ Open Access (DOAJ) DOI: 10.3390/insects6010013