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105 results for “sampling technique”
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Research ArticleOpen accessIn the abstractMANAT: A Filtering-Based Method for Denoising Nonuniform Photogrammetric Point CloudsYun Sin Chong, Hui Hui Wang, Yin Chai WangThree-dimensional point clouds reconstructed from photogrammetry often exhibit noise and non-uniform sampling density, which challenges existing denoising methods that rely on precise normal estimation or extensive parameter tuning. This study presents the Multi Attribute Neighbour Attraction Technique (MANAT), a novel single-stage, density-adaptive filtering method that jointly leverages spatial position, surface normals, and color as inherent photogrammetric attributes for unified noise … …Journal of Computer Science, Vol. 22, Issue 4 · 28 Apr 2026 · 1,524 accessesView PDFCite
Research ArticleOpen accessIn the abstractImproving Diabetes Risk Prediction Using Ensemble Boosting and SMOTE-Based Class BalancingKittipol Wisaeng, Pankom Sriboonlue, Benchalak MuangmeesriAccurate diabetes prediction is vital for early intervention, optimized resource allocation, and minimizing long-term complications. This study presents a comparative evaluation of traditional and advanced machine learning models for diabetes classification using a structured clinical dataset. Seven baseline algorithms were assessed against five advanced ensemble methods: CatBoost, LightGBM, XGBoost, Voting Ensemble, and Stacking Ensemble. To improve algorithm learning, the Synthetic … …Journal of Computer Science, Vol. 22, Issue 1 · 1 Feb 2026 · 1,976 accessesView PDFCite
Research ArticleOpen accessIn the abstractTree Volume Prediction Model of Cupressus lusitanica Species: in North-Western Highlands of EthiopiaYishak Adgo Kassie, Abebaw Alene YallewA significant basis of raw materials for the forest products industry is provided by Cupressus lusitanica, one of the commercial timber tree species found in the forest. Accurate tree and stand volume development models are necessary for intensive forest management to yield timber. The goal of this study was to develop and validate volume equations for Cupressus lusitanica tree species … …American Journal of Environmental Sciences, Vol. 21, Issue 1 · 26 Aug 2025 · 5,936 accessesView PDFCite
Research ArticleOpen accessIn the abstractAssessing Behavioral Intention to Adopt Online Tax Return in BangladeshMustafa Manir Chowdhury, Kulsuma Aktar, Mohammad Toufiqur Rahman et al.Tax e-filing, which allows individuals to submit their taxes electronically to the government, is a key e-government service increasingly adopted in developed countries. Bangladesh, a developing nation, has recently introduced online tax filing. This study aims to explore the factors influencing the adoption of online tax returns, focusing on awareness, accessibility, benefits, costs, and their impact on the future of … …Journal of Computer Science, Vol. 21, Issue 2 · 31 Dec 2024 · 5,104 accessesView PDFCite
Research ArticleOpen accessIn the abstractEfficiency Assessment of Software-Defined Networking for Real-Time Network SystemsNeelam Gupta, Sarvesh Tanwar, Sumit BadotraSoftware Networking (SDN) is growing in popularity due to its benefits, which include portability, mobility, analytics, and ease of creation. But it needs to be adequately shielded from security risks. One of the main vulnerabilities to the SDN network is the Distributed Denial-of-Service (DDoS) attack. To fulfill the demands of the complex and demanding security concerns of today, a new … …Journal of Computer Science, Vol. 20, Issue 6 · 8 Apr 2024 · 4,918 accessesView PDFCite
Research ArticleOpen accessIn the abstractCOVID-19 and Cause-Seeking. An Exploratory Study in ItalyMaurizio Norcia, Elisa ColìIn 2020, over 2 million Italian people contracted the SARS-CoV-2 virus. A pandemic of this magnitude and the very stringent countermeasures that have been adopted had a disruptive effect on people's lives, at a psychological, social, and economic levels. The exploratory study illustrated in this article focuses on the search for causes carried out by people and prompted by the … …Journal of Social Sciences, Vol. 18, Issue 1 · 10 Jan 2023 · 5,737 accessesView PDFCite
Research ArticleOpen accessIn the abstractClimate Adaptive Measures Among Smallholder Farmers in Akwa Ibom State, NigeriaObot Akaninyene, Obiekwe NgoziAgricultural production/activities in Nigeria depends on rainfall, which often occurs only at certain times of the year and thus makes agriculture very susceptible to crop failure, insect infestation which causes poor returns on agricultural produce for farmers . Adoption of climate change mitigating strategies is key to coping with variations in weather conditions and the achievement of increased agricultural production … …American Journal of Agricultural and Biological Sciences, Vol. 17, Issue 1 · 19 Sep 2022 · 6,261 accessesView PDFCite
Research ArticleOpen accessIn the abstractSocio-Economic, Health and Environmental Aspects of Child Waste Picking Activity at Africa's Largest DumpsiteAmos Oluwole Taiwo, Olanrewaju Timothy Dada, Adetola Samuel Ayoola, Gbemiga Bolade FaniranThis study examined the social, economic, health, and environmental aspects of child waste picking at the Olusosun dumpsite in Lagos, Nigeria. A questionnaire was administered through the convenience sampling technique to 150 child waste pickers. Findings showed that recovering materials from the dumpsite involved physical energy and manually-operated rudimentary tools. A majority (62.0%) of the child waste pickers were males … …American Journal of Environmental Sciences, Vol. 18, Issue 3 · 2 Jul 2022 · 7,563 accessesView PDFCite
Research ArticleOpen accessIn the abstractChallenges and Opportunities of Growing Performance of Online Animal Selling in Bangladesh During COVID-19 SituationMd. Shahnur Azad Chowdhury, Md. Shahidul Islam, A. M. Shahabuddin et al.Online animal transaction has become a popular growing technique in the COVID-19 pandemic situation in Bangladesh. The purpose of the study is to evaluate the function of physical, socio-religious, and marketing challenges that accelerated online animal selling in the pandemic situation. Using stratified random sampling in randomized block design, a response to a survey questionnaire has been collected from 200 … …Journal of Computer Science, Vol. 18, Issue 6 · 1 Jul 2022 · 6,526 accessesView PDFCite
Review ArticleOpen accessIn the abstractGirl-Pupil School Dropouts in Secondary Education in Masvingo District, Zimbabwe: Influencing Factors and EffectsTafadzwa Clementine Maramura, David MagoLiteracy levels in Zimbabwe are at an average of ninety two percent, which is amongst the highest in Africa. Despite significant levels of transformation in the education system, which has seen skyrocketing literacy rates, secondary education still lacks transformation of other structures that have a direct impact on the rate of girl child secondary school dropouts. Through purposive sampling and … …Journal of Social Sciences, Vol. 13, Issue 1 · 16 Mar 2017 · 9,120 accessesView PDFCite