Reset
Showing 20 of 2,633 academic articles

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

Identification of Interfunctional Coordination Items Important for Business Performance of SMEs

Zuzana Hübnerová, Eva Tomášková, Josef Bednář • Acta Universitatis Agriculturae et Silviculturae Mendelianae Brunensis (2020)

This paper provides a deeper analysis of the relationships between interfunctional coordination (IFC) and business performance (BP). IFC is studied in many fields such as marketing, management, logistics, informatics or human resources. The...

DOAJ Open Access (DOAJ) DOI: 10.11118/actaun202068010169

Discursive Means and Tactics of Forming the Media Image of the President of Russia in the German Political Media Discourse

Maria S. Sergeeva, Mikhail V. Kamensky • Актуальные проблемы филологии и педагогической лингвистики (2023)

The relevance of the study is determined by the practical necessity of a systematic research of linguistic and pragmatic aspects of communicative tactics and discursive means actualization in forming the media image of V. V. Putin, the pres...

DOAJ Open Access (DOAJ) DOI: 10.29025/2079-6021-2023-4-187-200

Scalable micro/nanostructured superhydrophobic surface modifications for enhanced energy efficiency and heat transfer performance in stainless steel and titanium

Younghun Shin, Kwon-Yeong Lee, Jeong-Won Lee, Woonbong Hwang • Materials Research Express (2023)

Condensation refers to the change of a substance from a gaseous phase to a liquid phase, an example of which is the condensation of water vapor in nature. Condensation is used in many industries, such as energy generation and seawater desal...

DOAJ Open Access (DOAJ) DOI: 10.1088/2053-1591/ace23a

A confirmatory analysis of the knowledge, attitudes, and perceptions questionnaire for community-based surveillance of infectious diseases: a cross-sectional study in Malaysia

Ahmed Azeez Hasan, Anis Kausar Ghazali, Najib Majdi Yaacob, Norsa’adah Bachok et al. • Osong Public Health and Research Perspectives (2025)

Objectives This study aimed to validate the psychometric properties of the recently developed knowledge, attitudes, and perceptions questionnaire for community-based surveillance of infectious diseases (KAP-CBS-ID questionnaire), using conf...

DOAJ Open Access (DOAJ) DOI: 10.24171/j.phrp.2025.0106

The influence of storage conditions on the dynamics of physicochemical markers of champignon (<i>Agaricus bisporus</i>) quality

N. E. Posokina, O. V. Bessarab, O. V. Karastoyanova, N. V. Korovkina • Пищевые системы (2024)

Agaricus bisporus are the most common cultivated mushrooms. Champignons are a source of chitin, glycogen and minerals, and also have attractive organoleptic properties. Physicochemical and organoleptic characteristics of fresh Agaricus bisp...

DOAJ Open Access (DOAJ) DOI: 10.21323/2618-9771-2024-7-3-427-437

Air‐Resistant Titanium Oxide Capping for Graphene/Ferromagnet Heterostructures

Carlo Alberto Brondin, Iulia Cojocariu, Antonio Caretta, Andrea Locatelli et al. • Advanced Physics Research (2025)

Abstract Graphene/ferromagnet interfaces have widely demonstrated the capability to host peculiar magnetic and electronic properties relevant for spintronic devices. In principle, besides strengthening perpendicular magnetic anisotropy (PMA...

DOAJ Open Access (DOAJ) DOI: 10.1002/apxr.202500066

Nanoparticle Deposition of Fluoropolymer CYTOP via Holographic Femtosecond Laser Processing and Its Biochip Application

Ryo Ozaki, Kotaro Ishida, Eiji Morita, Yasutaka Hanada • Applied Sciences (2020)

The fundamental characteristics of nanoparticle (NP) deposition of the fluoropolymer CYTOP using a femtosecond (fs) laser were investigated. In previous studies, we have demonstrated the microfluidic fabrication of CYTOP, which enables clea...

DOAJ Open Access (DOAJ) DOI: 10.3390/app10207243

Development and validation of the Customer Engagement Orientation scale: Assessing firms’ customer engagement orientation and its impact on performance

Katarzyna Żyminkowska, Izabela Kowalik, Agnieszka Pleśniak • Entrepreneurial Business and Economics Review (2025)

Objective: The article aims to develop and validate a new scale – Customer Engagement Orientation (CENOR) – to measure a firm’s customer engagement orientation and to provide evidence of its impact on firm performance. Although customer eng...

DOAJ Open Access (DOAJ) DOI: 10.15678/EBER.2025.130302

Theoretically Speaking – An Autoethnographic Journey in Crossing Disciplines to Being-Becoming a Practical Scholar

Michaella Cavanagh • African Journal of Inter-Multidisciplinary Studies (2019)

Becoming a PhD scholar requires a change in identity and new ways of thinking. This is difficult for those from practical backgrounds who struggle to merge the theoretical/scholarly with the creative/practical. Moving towards the scholarly ...

DOAJ Open Access (DOAJ) DOI: 10.51415/ajims.v1i1.801

Crafting Tradition and Innovation: Gulf Sandals

Mayar Al Sabah, Alica Grilec, Katarina Nina Simoncic • Koža i Obuća (2023)

The common name of the traditional Gulf sandal is “Zbeiri Na al”, where “Zbeiri” is the name of the design and “Na al” is the name of the traditional sandal from this region. These sandals embody the fusion of cultural identity and craftsma...

DOAJ Open Access (DOAJ) DOI: 10.34187/ko.72.4.3

Outcome of pregnancy in the morbidly obese woman

Eugene Ngoga, David Hall, Fredd Mattheyse, Debby Grové • South African Family Practice (2009)

Background: Obesity is a growing global health problem. In South Africa, more than half of the adult women are overweight and almost 30% are obese. The problems associated with obesity, such as diabetes, hypertension, thrombo-embolism and c...

DOAJ Open Access (DOAJ) DOI: 10.1080/20786204.2009.10873805

Changing Attitudes Towards Research Through a Course-based Undergraduate Research Experience

Keith Brazendale, Michael Rovito, Jeanette Garcia • Journal of the Scholarship of Teaching and Learning (2024)

Studies show undergraduate students typically view research-focused educational courses negatively, with students reporting feelings of anxiety, difficulty, detachment, and reduced perceptions of relevancy to their own life. Course-based un...

DOAJ Open Access (DOAJ)

Lemongrass (Cymbopogon Flexuosus Steud.) wats treated textile: A control measure against vector-borne diseases

Latika Bhatt, Ravindra D. Kale • Heliyon (2019)

Mosquito-borne diseases are one of the major threats to human health. The long-term use of synthetic repellents has made mosquitoes resistant to them leading to search for novel methods of mosquito control. In the present study, we have dev...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.heliyon.2019.e02842

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