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Optimal Trend Labeling in Financial Time Series

Tomislav Kovacevic, Andro Mercep, Stjepan Begusic, Zvonko Kostanjcar • IEEE Access (2023)

Predicting asset price trends is often posed as a classification problem, where trends are classified as positive or negative. Since asset price series are noisy and volatile, it is difficult to distinguish true trends from short-term fluct...

DOAJ Open Access (DOAJ) DOI: 10.1109/ACCESS.2023.3303283

Deep neural network-based prediction of tsunami wave attenuation by mangrove forests

Didit Adytia, Dede Tarwidi, Deni Saepudin, Semeidi Husrin et al. • MethodsX (2024)

The goal of this research is to develop a model employing deep neural networks (DNNs) to predict the effectiveness of mangrove forests in attenuating the impact of tsunami waves. The dataset for the DNN model is obtained by simulating tsuna...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.mex.2024.102791

Spatial and Temporal Variability of Bed Exchange Characteristics of Fine Sediments From the Weser Estuary

J. Patzke, E. Nehlsen, P. Fröhle, R. F. Hesse • Frontiers in Earth Science (2022)

Sedimentation of fine-grained sediments in estuaries is a natural physical phenomenon influenced by biogeochemical processes. In the estuarine turbidity maximum (ETM), enhanced net deposition of sediments is observed even in areas with high...

DOAJ Open Access (DOAJ) DOI: 10.3389/feart.2022.916056

Microwave assisted synthesis and characterisation of a zinc oxide/tobacco mosaic virus hybrid material. An active hybrid semiconductor in a field-effect transistor device

Shawn Sanctis, Rudolf C. Hoffmann, Sabine Eiben, Jörg J. Schneider • Beilstein Journal of Nanotechnology (2015)

Tobacco mosaic virus (TMV) has been employed as a robust functional template for the fabrication of a TMV/zinc oxide field effect transistor (FET). A microwave based approach, under mild conditions was employed to synthesize stable zinc oxi...

DOAJ Open Access (DOAJ) DOI: 10.3762/bjnano.6.81

Antibacterial effects of nano-imprinted moth-eye film in practical settings.

Miho Yamada, Kiyoshi Minoura, Takashi Mizoguchi, Kenichiro Nakamatsu et al. • PLoS ONE (2018)

BACKGROUND:Recent studies report that surfaces displaying micrometer- or nanometer-sized undulating structures exhibit antibacterial effects. In previous work, we described the use of an advanced nanofabrication technique to generate an art...

DOAJ Open Access (DOAJ) DOI: 10.1371/journal.pone.0198300

Agarose Gel Characterization for the Fabrication of Brain Tissue Phantoms for Infrared Multispectral Vision Systems

Efraín Albor-Ramírez, Miguel Reyes-Alberto, Luis M. Vidal-Flores, Enoch Gutierrez-Herrera et al. • Gels (2023)

Synthetic phantoms that recreate the characteristics of biological tissues are valuable tools for systematically studying and comprehending physiologies, pathologies, and biological processes related to tissues. The reproduction of mechanic...

DOAJ Open Access (DOAJ) DOI: 10.3390/gels9120944

Dynamic of upper body sweat distribution in young males wearing fully encapsulated chemical protective ensembles

Ying Chen, Chuankun Zhang, Lin Lu, Xiaohui Zheng et al. • Scientific Reports (2022)

Abstract Impermeability is a feature of fully encapsulated chemical protective ensembles (FCPE), which can affect people's sweat and affect their clothing's thermal-wet comfort. This study investigated the dynamics of upper-body sweat distr...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-022-04974-w

Tensioned flexible riser vibrations under wave excitation, an investigation on the scale effect

Yunli Feng, Sunwei Li, Daoyi Chen, Daoyi Chen • Frontiers in Marine Science (2024)

In order to study the scale effect in wave-structure interactions and the role that structure-related parameters (tension T or bending stiffness EI) plays, riser model tests under regular waves were conducted using the model with multiple g...

DOAJ Open Access (DOAJ) DOI: 10.3389/fmars.2024.1372676

Utilizing Waste Cotton/Pigeon Pea Stalk Fibers Composites for Enhanced Sound Absorption and Insulation in Automotive Interiors

Ariharasudhan Subramanian, Senthil Kumar Selvaraj, Rajaram Mani, Preethibha Chandrasekaran et al. • Journal of Natural Fibers (2024)

This study investigates the synthesis and characterization of composite materials, pigeon pea stem, and cotton fibers blended in different ratios such as 100/0, 70/30, 60/40, 50/50, 30/70, and 0/100. These composite materials were produced ...

DOAJ Open Access (DOAJ) DOI: 10.1080/15440478.2024.2333940

Design of an improved model using federated learning and LSTM autoencoders for secure and transparent blockchain network transactions

R. Vijay Anand, G. Magesh, I. Alagiri, Madala Guru Brahmam et al. • Scientific Reports (2025)

Abstract With the advancement of this digital era and the emergence of DApps and Blockchain, secure, robust and transparent network transaction has become invaluable today. These traditional methods of securing the transactions and maintain...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-024-83564-4

Peripheral CLOCK regulates target-tissue glucocorticoid receptor transcriptional activity in a circadian fashion in man.

Evangelia Charmandari, George P Chrousos, George I Lambrou, Aikaterini Pavlaki et al. • PLoS ONE (2011)

Context and objectiveCirculating cortisol fluctuates diurnally under the control of the "master" circadian CLOCK, while the peripheral "slave" counterpart of the latter regulates the transcriptional activity of the glucocorticoid receptor (...

DOAJ Open Access (DOAJ) DOI: 10.1371/journal.pone.0025612

Development of Hemp-Containing Denim Fabrics: A Comparative Study of Mechanical and Dimensional Properties

Gamze Okyay Sezer • Journal of Natural Fibers (2026)

Increasing environmental impact of conventional cotton denim production and concerns regarding cotton cultivation under changing climatic conditions have intensified the search for more sustainable raw material alternatives. Hemp is a promi...

DOAJ Open Access (DOAJ) DOI: 10.1080/15440478.2026.2734659

Complete mitochondrial genome sequence of Koelreuteria paniculata (Sapindaceae) and comparative analysis within the family Sapindaceae

Young-Ho Ha, Jei-Wan Lee, Ji-Young Ahn • Scientific Reports (2026)

Abstract Koelreuteria paniculata (Sapindaceae) is an economically and culturally important species with ornamental traits, durable wood, and medicinal use. Plant mitochondrial (MT) genomes exhibit complex structures and variations in size. ...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-026-53883-9

Pollination and Essential Oil Production of <i>Lavandula angustifolia</i> Mill. (Lamiaceae)

Riley B. Jackson, Tyler M. Wilson, Joseph S. Wilson, Zabrina Ruggles et al. • International Journal of Plant Biology (2025)

Lavandula angustifolia Mill., lavender, is an aromatic plant in the Lamiaceae family. Lavender, which is native to the Mediterranean region but cultivated throughout the world, is an important economic plant. Several studies have investigat...

DOAJ Open Access (DOAJ) DOI: 10.3390/ijpb16030072

Women’s perception about the discovery of breast cancer amid the covid-19 pandemic

Simone Meira Carvalho, Camilla de Abrahão Andrade, Mariana Barbosa Leite Sérgio Ferreira, Karine Soriana Silva de Souza et al. • PLoS ONE (2023)

Background Breast cancer is considered a health problem at a worldwide level. In Brazil, the South and Southeast regions have the highest mortality rates. Understanding how they dealt with the diagnostic of a stigmatized disease amid the CO...

DOAJ Open Access (DOAJ)

Calmodulin-binding transcription activator (CAMTA) genes family: Genome-wide survey and phylogenetic analysis in flax (Linum usitatissimum).

Essa Ali, Mohammad Ammar Raza, Ming Cai, Nazim Hussain et al. • PLoS ONE (2020)

Flax (Linum usitatissimum) is a member of family linaceae with annual growth habit. It is included among those crops which were domesticated very early and has been used in development related studies as a model plant. In plants, Calmodulin...

DOAJ Open Access (DOAJ) DOI: 10.1371/journal.pone.0236454

Patterns of compliance with COVID-19 preventive measures in Armenia: results from a cross-sectional survey

Tsovinar Harutyunyan, Varduhi Hayrumyan, Zhanna Sargsyan, Anya Agopian • Scientific Reports (2026)

Abstract While numerous studies have explored adherence to individual COVID-19 preventive behaviors and their predictors, their combinations and clustering have been less frequently investigated. We explored the patterns and socio-demograph...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-026-57141-w

The SKP1-like gene family of Arabidopsis exhibits a high degree of differential gene expression and gene product interaction during development.

Mohammad H Dezfulian, Danielle M Soulliere, Rajdeep K Dhaliwal, Madhulika Sareen et al. • PLoS ONE (2012)

The Arabidopsis thaliana genome encodes several families of polypeptides that are known or predicted to participate in the formation of the SCF-class of E3-ubiquitin ligase complexes. One such gene family encodes the Skp1-like class of poly...

DOAJ Open Access (DOAJ) DOI: 10.1371/journal.pone.0050984