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Showing 20 of 13,393 academic articles

Alterations in Hip and Knee Joint Contact Force Waveforms and Orientation Induced by Gait Modifications: A Case Study

Laura Rathmair, Willi Koller, Clara Egner, Kevin Kitir et al. • Current Issues in Sport Science (2026)

Introduction & Purpose Idiopathic torsional deformities of lower limb bones can affect a patient’s gait pattern and joint health, while their cause remains unidentified (Koller et al., 2026). Abnormal joint loadings and the progression of ...

DOAJ Open Access (DOAJ) DOI: 10.36950/2026.5ciss011

Music Genre Recommendations Based on Spectrogram Analysis Using Convolutional Neural Network Algorithm with RESNET-50 and VGG-16 Architecture

nyoman purnama • JISA (Jurnal Informatika dan Sains) (2022)

Recommendations are a very useful tool in many industries. Recommendations provide the best selection of what the user wants and provide satisfaction compared to ordinary searches. In the music industry, recommendations are used to provide ...

DOAJ Open Access (DOAJ) DOI: 10.31326/jisa.v5i1.1270

An Intelligent Fuzzy System for Diabetes Disease Detection using Harris Hawks Optimization

Zahra Asghari Varzaneh, Soodeh Hosseini • Journal of Artificial Intelligence and Data Mining (2023)

This paper proposed a fuzzy expert system for diagnosing diabetes. In the proposed method, at first, the fuzzy rules are generated based on the Pima Indians Diabetes Database (PIDD) and then the fuzzy membership functions are tuned using th...

DOAJ Open Access (DOAJ) DOI: 10.22044/jadm.2023.12383.2383

Enhanced Deep Learning Model for Classification of Retinal Optical Coherence Tomography Images

Esraa Hassan, Samir Elmougy, Mai R. Ibraheem, M. Shamim Hossain et al. • Sensors (2023)

Retinal optical coherence tomography (OCT) imaging is a valuable tool for assessing the condition of the back part of the eye. The condition has a great effect on the specificity of diagnosis, the monitoring of many physiological and pathol...

DOAJ Open Access (DOAJ) DOI: 10.3390/s23125393

Temperature- and vacancy-concentration-dependence of heat transport in Li3ClO from multi-method numerical simulations

Paolo Pegolo, Stefano Baroni, Federico Grasselli • npj Computational Materials (2022)

Abstract Despite governing heat management in any realistic device, the microscopic mechanisms of heat transport in all-solid-state electrolytes are poorly known: existing calculations, all based on simplistic semi-empirical models, are unr...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41524-021-00693-4

An Optimal Fourth-Order Finite Difference Scheme for the Helmholtz Equation Based on the Technique of Matched Interface Boundary

Dongsheng Cheng, Jianjun Chen, Guangqing Long • Discrete Dynamics in Nature and Society (2021)

In this paper, a new optimal fourth-order 21-point finite difference scheme is proposed to solve the 2D Helmholtz equation numerically, with the technique of matched interface boundary (MIB) utilized to treat boundary problems. For the appr...

DOAJ Open Access (DOAJ) DOI: 10.1155/2021/2539272

Cyberattacks on Miniature Brain Implants to Disrupt Spontaneous Neural Signaling

Sergio Lopez Bernal, Alberto Huertas Celdran, Lorenzo Fernandez Maimo, Michael Taynnan Barros et al. • IEEE Access (2020)

Brain-Computer Interfaces (BCI) arose as systems that merge computing systems with the human brain to facilitate recording, stimulation, and inhibition of neural activity. Over the years, the development of BCI technologies has shifted towa...

DOAJ Open Access (DOAJ) DOI: 10.1109/ACCESS.2020.3017394

BP Neural Network–Based Kalman Filtering Method Under Multiple Cyberattacks

Zijing Li, Keting Huang, Gang Wang, Zhuowei Liang et al. • IET Signal Processing (2026)

This paper proposes a Kalman-gain-driven neural Kalman filtering (KF) defense framework, termed KFDBP, for secure state estimation in cyber–physical systems (CPSs) under denial-of-service (DoS), spoofing, and replay attacks. Unlike end-to-e...

DOAJ Open Access (DOAJ) DOI: 10.1049/sil2/3335149

Integrative Approach to Teaching of the Circuit Design of Analog Electron Devices in the NI ELVIS Platform

Oleg V. Stukach, Arman B. Mirmanov • Открытое образование (Москва) (2018)

Modern graduates need to work with electronic devices. On laboratory work, students conduct experiments to solve practical problems of researching real problems that arise in the design and operation of electronic devices. However, the shor...

DOAJ Open Access (DOAJ) DOI: 10.21686/1818-4243-2018-4-4-11

A Rare Big Chinese Family With Thrombocytopenia 2: A Case Report and Literature Review

Chengning Tan, Limeng Dai, Zhengqiong Chen, Wuchen Yang et al. • Frontiers in Genetics (2020)

Thrombocytopenia 2 (THC2) is one of the most prevalent forms of inherited thrombocytopenia. It is caused by a heterogeneous group of ANKRD26 gene mutation and shows a heterogeneous clinical and laboratory characteristics. We present a big C...

DOAJ Open Access (DOAJ) DOI: 10.3389/fgene.2020.00340

Provenance Variation and Seed Zone Delimitation of Acer velutinum (Boiss.) Seedlings in the Hyrcanian Forest

Hamed Yousefzadeh, Masoud Tabari, Kambiz Espahbodi • Journal of Genetic Resources (2022)

Persian Maple, Acer velutinum, has a wide distribution in Hyrcanian forests. In this investigation, a provenance test (two years) was conducted with the open-pollinated seeds of seven populations collected from different altitudinal gradien...

DOAJ Open Access (DOAJ) DOI: 10.22080/jgr.2022.23421.1309

Surveillance of FAP: a prospective blinded comparison of capsule endoscopy and other GI imaging to detect small bowel polyps

Tescher Paul, Macrae Finlay A, Speer Tony, Stella Damien et al. • Hereditary Cancer in Clinical Practice (2010)

Abstract Background Familial adenomatous polyposis (FAP) is a hereditary disorder characterized by polyposis along the gastrointestinal tract. Information on adenoma status below the duodenum has previously been restricted due to its inacce...

DOAJ Open Access (DOAJ) DOI: 10.1186/1897-4287-8-3

Progressive suppression of regulated cell death defines terminal macrophage states in liver cirrhosis

Kepu Zheng, Leiyang Dai, Yanghui Wen, Haitao Jiang et al. • Annals of Medicine (2026)

Background Macrophages are central regulators of liver immunity and fibrosis; Recent single-cell studies have characterized macrophage heterogeneity in cirrhosis; however, how regulated cell death programs shape their functional transitions...

DOAJ Open Access (DOAJ) DOI: 10.1080/07853890.2026.2690717