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27 articles for “cluster sampling”
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Research ArticleOpen accessPhrase in the titleADAPTIVE CLUSTER SAMPLING USING AUXILIARY VARIABLENipaporn ChutimanIn this study we study the estimators of the population mean in adaptive cluster sampling by using the information of the auxiliary variable. The estimators in this study are the classical ratio estimator, the ratio estimator using the population coefficient of variation and the coefficient of kurtosis of the auxiliary variable, the regression estimator and the difference estimator. Simulations showed … …Journal of Mathematics and Statistics, Vol. 9, Issue 3 · 4 Sep 2013 · 9,894 accessesView PDFCite
Research ArticleOpen accessIn the keywordsA Comparative Analysis of Smote and CSSF Techniques for Diabetes Classification Using Imbalanced DataBashar Hamad Aubaidan, Rabiah Abdul Kadir, Mohamad Taha IjabDiabetes, a prevalent chronic metabolic disorder, poses a significant burden on healthcare systems worldwide. Accurate and timely diagnosis is crucial for effective management and complication prevention. Machine learning presents a promising solution but often faces challenges due to class imbalance within datasets, particularly the underrepresentation of diabetic cases. To address this issue, we introduce Cluster-based Synthetic Sample Filtering (CSSF), a … …Journal of Computer Science, Vol. 20, Issue 9 · 22 Jul 2024 · 4,998 accessesView PDFCite
Research ArticleOpen accessIn the keywordsDifferences between Learning Styles in Professional Courses at University LevelZebun N. KhanProblem statement: As shown by research studies, knowledge of learning styles of students on the part of teachers is helpful in enhancing effectiveness of teaching-learning process. The present study was conducted to study and compare learning styles of students pursuing different professional courses at the university stage. The ultimate purpose was to facilitate learning in professional education in Indian conditions … …Journal of Social Sciences, Vol. 5, Issue 3 · 30 Sep 2009 · 7,907 accessesView PDFCite
Research ArticleOpen accessIn the abstractBotanical Composition and Yields of Forages in Natural Pastures Using Principal Component Analysis and Cluster Dendrogram in South Sulawesi, IndonesiaPurnama Isti Khaerani, Yunus Musa, Renny Fatmyah Utamy, Yasuyuki IshiiThis study aims to identify the composition and yields of forages in natural pastures using principal component analysis and cluster dendrogram in Gilireng and Majauleng subdistricts, Wajo regency, South Sulawesi, Indonesia. Pasture plants were collected using 20 randomly sampled quadrats to observe the botanical composition and yields of forages. The collected data regarding legume classification is analyzed by Multivariate Analysis … …OnLine Journal of Biological Sciences, Vol. 24, Issue 4 · 13 Jun 2024 · 5,082 accessesView PDFCite
Research ArticleOpen accessIn the abstractThe Role of Tshwane Metro Police and the South African Police Service During Service Delivery Protests Crimes in the Tshwane Area (South Africa)Tumiso D. Mokhomole, Dee Khosa, Adewale A. OlutolaThis article exploresthe role of Tshwane Metro Police (TMP) and the South African Police Service(SAPS) during service delivery protests crimes in the Tshwane area of SouthAfrica. To date, both the Metropolitan Police Departments (MPDs) and SAPS workunder immense pressure to curb the rebellion of service delivery protests andrelated crimes across the eight metropolitan municipalities in South Africa. Atpresent, the MPDs … …Journal of Social Sciences, Vol. 18, Issue 1 · 3 Sep 2022 · 6,738 accessesView PDFCite
Research ArticleOpen accessIn the abstractIdentifying Factors Influencing Production and Rice Farming Income with Approach of Path AnalysisMax Nur Alam, EffendyThis research analyzes direct and indirect factors that potentially affected rice quality, rice price at the farmers' level, rice production and farming income. The target population in this research were farmers who farmed on rice land area ranging from 0.5 to 2.0 ha. A multistage, stratified cluster sampling was used in this research. This research employed a survey of 300 … …American Journal of Agricultural and Biological Sciences, Vol. 12, Issue 1 · 21 Mar 2017 · 9,003 accessesView PDFCite
Research ArticleOpen accessIn the abstractA Self-Concept Participatory Learning Model for the Improvement of Literacy Skills of the Learners in Community Learning CentresMumun Munawaroh, Dasim Budimansyah, Enceng Mulyana, Ace SuryadiIlliteracy eradication manifests as an important and a common aspect in many countries' development agendas as well as in the United Nation's development initiatives. Indonesia is one of such countries. Based on the data of 2004, Indonesia has at least 28 regencies that still have high illiteracy rates. This condition hinders national growth and development of a country. With a … …American Journal of Applied Sciences, Vol. 14, Issue 1 · 21 Jan 2017 · 7,425 accessesView PDFCite
Research ArticleOpen accessIn the abstractUsing Hyper Clustering Algorithms in Mobile Network PlanningLamiaa Fattouh Ibrahim, Hesham A. SalmanProblem statement: As a large amount of data stored in spatial databases, people may like to find groups of data which share similar features. Thus cluster analysis becomes an important area of research in data mining. Applications of clustering analysis have been utilized in many fields, such as when we search to construct a cluster served by base station in … …American Journal of Applied Sciences, Vol. 8, Issue 10 · 30 Aug 2011 · 7,504 accessesView PDFCite
Research ArticleOpen accessIn the abstractVegetation Analysis of Sutan-Chay Basin in ArasbaranT. Ebrahimi Gajoti, V. Haciyev, A. Javanshir et al.Problem statement: Plants associations differ in relation to environmental gradients. Therefore, it is necessary to study the interaction between ecological factors and vegetation. Approach: In this study vegetation and flora of Sutan-Chay Basin in Arasbaran was investigated using Braun Blanquet method as physiognomic floristic. Sampling of soil and vegetation was carried out by selecting areas with homogenous plant compositions. The … …American Journal of Agricultural and Biological Sciences, Vol. 5, Issue 3 · 30 Sep 2010 · 7,879 accessesView PDFCite
Research ArticleOpen accessIn the abstractPerceptions of Care, Socio-Demographic Characteristics and Health Care Utilisation among Health Insurance users in GhanaSeth Christopher Yaw AppiahThe socio-demographic characteristics of clients and their perception of quality of care play a major part in people’s decision making process especially in service utilization. This study assesses the relationship between clients’ socio-economic features as well as their perceived quality on health care utilization. The study adopted a non-experimental cross sectional design in eliciting information from health clients who accessed … …Journal of Social Sciences, Vol. 11, Issue 2 · 25 Jun 2015 · 7,622 accessesView PDFCite