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156 articles for “Validity”
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Research ArticleOpen accessIn the keywordsDirect Sequence and Frequency Hopping Signals Classification Based on Co-Occurrence Matrix and Clustering TechniquesHaidy S. Fouad, Hend A. Elsayed, Shawkat K. GirgisSpread Spectrum techniques (SS) were first developed for military applications, but currently, they have commercial applications. SS provides secure communication and allows multiple accesses for same radio spectrum. So, most Wireless Local Area Network (WLAN) systems use it, as do Cognitive Radios (CR), space systems and Global Positioning Systems (GPS). Direct Sequence Spread Spectrum (DSSS) and frequency hopped spread spectrum … …Journal of Computer Science, Vol. 15, Issue 1 · 10 Jan 2019 · 8,203 accessesView PDFCite
Research ArticleOpen accessIn the keywordsA Cost-Benefit Analysis of the Legalization of an Informal Health SectorRoger Lee MendozaProblem statement: The Philippines--a developing Southeast Asian country--exemplifies the co-existence of Western-oriented, medical science and indigenous, non-allopathic practices collectively known as Complementary and Alternative Medicine (CAM). The purpose of this study is to determine why and how the economics and politics of CAM’s integration with biomedical science could impede the achievement of health care redistribution in developing countries like the … …Journal of Social Sciences, Vol. 6, Issue 1 · 31 Mar 2010 · 10,019 accessesView PDFCite
Research ArticleOpen accessIn the keywordsMeasuring Multi-Ethnic Students Citizenship Competence: Domains and IndicatorsMohd Mahzan Awang, Alfitri, Abdul Razaq Ahmad, Norila La UluThe current study aims at developing and validating an instrument to measure citizenship competences among multi-ethnic students. It was developed based on the Iceberg Competency Model (McBer, 1996) and citizenship competence from the works of (Ten Dam and Volman, 2007; Ten Dam et al., 2010; 2011). The Citizenship Competences Framework was developed prior to indicators/items development. The Framework contained four … …American Journal of Applied Sciences, Vol. 13, Issue 1 · 1 Feb 2016 · 7,572 accessesView PDFCite
Research ArticleOpen accessIn the keywordsOptimization of Field Development Scheduling, East Unity Oil Field, SudanTagwa A. Musa, Ahmed A.E. Ibrahin, Guan ZhenLiang, Fei QiIn order to improve the reservoir performance in East Unity oil field Sudan, the studies focused on characterization, modeling and simulation of the actual performance and future development. A model was constructed using a three-phase, three dimensional, black oil simulator (ECLIPSE). In this study a data from East Unity oil field Sudan started production at July 1999 was used to … …American Journal of Environmental Sciences, Vol. 1, Issue 1 · 31 Mar 2005 · 7,157 accessesView PDFCite
Research ArticleOpen accessIn the abstractThe Impact of Information System Quality on the Organizational Effectiveness and the Financial Reporting QualityA. B. M. Yasir Arafat, Sultana Akter, Mohammad Jonaed Kabir et al.The purpose of this research is to assess the contribution of information system quality to organizational effectiveness and financial reporting quality prepared by commercial banks in Bangladesh. For this purpose, a survey is conducted to gather information from 240 people by purposefully sampling method about their experiences in information system quality, the effectiveness of their organization, and the financial reporting … …Journal of Computer Science, Vol. 20, Issue 12 · 24 Nov 2024 · 4,629 accessesView PDFCite
Research ArticleOpen accessIn the abstractDevelopment and Psychometric Test of the ‘Empathy and Understanding in the Dementia Index’ for Health ProfessionalsPaul Slater, Kevin Moore, Florence Sharkey, Felicity HassonEmpathy among health professionals requires the application of empathic understanding in practice and in the way, care is provided. To date, few tools have been specifically designed to measure empathy concerning dementia training. Therefore, this study aimed to develop a psychometrically valid and reliable tool to measure empathy among health professionals. A mixed methods sequential exploratory design was adopted guided … …International Journal of Research in Nursing, Vol. 13, Issue 1 · 19 Dec 2022 · 6,910 accessesView PDFCite
Research ArticleOpen accessIn the abstractValidation of a Risk Matrix about the Athlete's Oral Health by Analyzing Behavioral and Nutritional HabitsBárbara Capitanio de Souza, Randhall Bruce Carteri, André Luiz Lopes, Bruno Costa TeixeiraThe study proposal was to build a risk matrix on oral health, by analyzing the behavioral and nutritional habits of these individuals and perform your validation. A literature review was carried out to identify risk factors for the oral diseases. The interviewees were 40 volunteer individuals, athletes, professionals or amateurs, or practitioners of physical activity. The validation process consisted of … …Current Research in Dentistry, Vol. 12, Issue 1 · 24 Mar 2021 · 6,576 accessesView PDFCite
Research ArticleOpen accessIn the abstractEffectual Deep Learning Based Digital Image Forgery Detection Model Using Ameliorate CNN, VGG 16 and VGG 19 for Copy Move and Image Splicing Classification With Enhanced PerformancePreeti Dhiman, Usha ChauhanIn this research, a pioneer passive approach for detecting and localizing tampering in images is proposed. In the past, image forgeries have created a huge impact in the world. Developments of various image processing technologies made it easier to tamper images with the objective to cover up or hide a significant feature in an image. In some situation, such as … …Journal of Computer Science, Vol. 22, Issue 10 · 3 Oct 2026 · 568 accessesView PDFCite
Research ArticleOpen accessIn the abstractLess Biased Approach for Sandstone Pore SegmentationDaffa Abiyyu Murtadha Kurnia, Iman Herwidiana KartowisastroReservoir characterization is a fundamental process in estimating reserves within petroleum and hydrogeological systems, where the precise determination of pore space dictates the validity of fluid flow models. Although X-Ray Computerized Tomography (XRCT) has become the standard non-destructive evaluation method for visualizing the internal structure of rocks, the data interpretation process still faces challenges during the image segmentation stage. Conventional … …Journal of Computer Science, Vol. 22, Issue 6 · 15 Jun 2026 · 1,191 accessesView PDFCite
Research ArticleOpen accessIn the abstractFrom Digital Engagement to Social Welfare: Measuring the Impact of the mSmart Application in a Developing RegionHendro Nindito, Evaristus Didik Madyatmadja, Siti Elda Hierra, MaryaniThe mSmart platform, introduced as a pilot initiative in Labuan Bajo, Indonesia, was developed to strengthen community participation in local digital services. This study explores the extent to which the application delivers social value to its users and the broader community. Guided by the Information Systems Success Model (ISSM) and the WebQual framework, the research focuses on three main factors: … …Journal of Computer Science, Vol. 22, Issue 5 · 25 May 2026 · 1,228 accessesView PDFCite