Showing 14,821 - 14,840 results of 18,849 for search 'sample random sampling', query time: 0.16s Refine Results
  1. 14821

    Visible, near-infrared, and shortwave-infrared spectra as an input variable for digital mapping of soil organic carbon by Vahid Khosravi, Asa Gholizadeh, Radka Kodešová, Prince Chapman Agyeman, Mohammadmehdi Saberioon, Luboš Borůvka

    Published 2025-03-01
    “…The impact of employing selected wavelengths’ spectra and EPCs on models' performance was investigated using independent test samples and the uncertainty associated with the produced maps. …”
    Get full text
    Article
  2. 14822

    Comparative Validation and Misclassification Diagnosis of 30-Meter Land Cover Datasets in China by Xiaolin Xu, Dan Li, Hongxi Liu, Guang Zhao, Baoshan Cui, Yujun Yi, Wei Yang, Jizeng Du

    Published 2024-11-01
    “…However, their classification accuracy depends more on selecting training samples and feature variables.…”
    Get full text
    Article
  3. 14823

    Association of NCOA6 Gene Polymorphism with Milk Production Traits in Chinese Holstein Cows by Muhammad Talha Bin Tahir, Sahar Ghulam Mohyuddin, Yiyang Yao, Yanru Wang, Yan Liang, Niel A. Karrow, Yongjiang Mao

    Published 2025-05-01
    “…The objective of this study was to determine the genetic impact of SNPs of the NCOA6 gene on milk production traits. After the random selection of twenty cows, PCR amplification and sequencing were performed from their blood samples to find the SNPs present in the bovine NCOA6 gene. …”
    Get full text
    Article
  4. 14824

    Preliminary Study to Determine the Key Limiting Indicator of Cropland Soil Quality on the Tibetan Plateau by Dianqing Gong, Zhaofeng Wang, Yili Zhang, Bo Wei, Binghua Zhang, Xiaoyang Hu, Min Deng, Changjun Gu

    Published 2025-06-01
    “…To address this gap, 621 soil samples were collected across the “One River and Its Two Tributaries” agricultural region on the Tibetan Plateau. …”
    Get full text
    Article
  5. 14825

    The immunological age prediction of monocytes indicates that gestational diabetes mellitus accelerates the aging of monocytes in offspring by Yan Zhang, Rui Guo, Min Yin, Mei Shi, Ting Zhong, Shanshan Liu, Xia Li

    Published 2025-05-01
    “…Method Single-cell sequencing data from 56 healthy individuals (aged 0-100 years), comprising self-measured samples (n = 6) and publicly available datasets from the Gene Expression Omnibus (GEO, n = 50), were analyzed to characterize monocyte senescence. …”
    Get full text
    Article
  6. 14826

    The Relationship Between Cover Crop Species and Soil Fungal Communities in Irrigated Vineyards in the Okanagan Valley, Canada by Erika Y. Lin, Daniel Rosa, Mehdi Sharifi, Michael J. Noonan, Miranda Hart

    Published 2024-11-01
    “…Of 1876 fungal species, SuRDC showed lower richness and diversity. A random forest model classified samples by site with 98.4% accuracy (<i>p</i> < 0.001), but cover crop classification was minimal (2.4% accuracy). …”
    Get full text
    Article
  7. 14827
  8. 14828

    Impact of simulation training on communication skills and informed consent practices in medical students- a randomised controlled trial by Cathleen A. McCarrick, Alice Moynihan, Philip D. McEntee, Patrick A. Boland, Suzanne Donnelly, Helen Heneghan, Ronan A. Cahill

    Published 2025-07-01
    “…Students were divided in two groups by randomized cluster sampling and assessed at baseline on consent competency using a simulated patient (SP) for a colonoscopy scenario. …”
    Get full text
    Article
  9. 14829

    Relationship between high-density lipoprotein cholesterol levels and nutritional risk screening-assessment-intervention: a multicenter cross-sectional study by Qian Li, Hong Zhu, Xianghua Ma, Yan Zhao

    Published 2025-06-01
    “…This study analyzes the relationship between HDL-C levels, nutritional risk screening, assessment, and intervention among newly admitted patients in Jiangsu Province.MethodsBetween October 2020 and June 2021, this study randomly selected 23 hospitals from 12 cities in Jiangsu Province using a stratified cluster sampling method. …”
    Get full text
    Article
  10. 14830

    A quasi-experimental comparison of Kolb and Peyton educational approaches on CPR knowledge and performance among nurses by Marzieh Abbasi, Mohsen Taghadosi, Fatemeh Atoof, Reza Hosseiniara

    Published 2025-04-01
    “…Methods In a quasi-experimental study conducted in 2019, 108 nurses from Kashan’s hospitals meeting the inclusion criteria were selected through convenience sampling. Participants were randomly assigned to three groups: Kolb, Peyton, and a control group. …”
    Get full text
    Article
  11. 14831

    Constraint analysis of cabbage farmers in Khordha district of Odisha, India by Kiran Sourav Das, Bishnupriya Mishra, Abhishek Naik, Rebba Kishore Kumar, Shilpa Bahubalendra, Soubhagya Kumar Sahoo

    Published 2025-06-01
    “…Ex-post facto research design was used for the study, along with a multi-stage sampling technique. Data were collected from 120 cabbage growers selected randomly, across six villages from Balianta and Balipatna blocks of Khordha district. …”
    Get full text
    Article
  12. 14832

    Oral health service utilization and treatment costs for oral diseases among residents in Shenzhen city by Dan CUI, Peng XUAN, Xiaochun CHEN, Kuizhong LIU, Shuhua ZHAO, Yuanhang ZHOU, Zhongqian YANG, Mingqiu YANG, Rui ZOU, Junxi HONG, Juhong LI

    Published 2025-03-01
    “…MethodsFrom July to November 2018, a multi-stage stratified cluster sampling method was adopted. Based on the per capita gross domestic product (GDP) of each district in Shenzhen city in 2016, 8 880 residents were randomly selected from high-GDP districts (Nanshan district and Luohu district) and low-GDP districts (Longgang district and Longhua district) in Shenzhen city for questionnaire surveys and oral examinations to analyze the utilization of oral health services and the cost of oral disease treatment among local residents. …”
    Get full text
    Article
  13. 14833

    Factor associated with tobacco use among the adult population in Sarawak, Malaysia: a cross sectional study by Mizanur Rahman, Mohd Taha Arif, Mohd Fadzillah Razak, Raili Suhaili, Tambi Zainab, Akoi Cliffton, Peak Debura, Hasienti Hussein

    Published 2015-01-01
    “…Data were collected from ten villages in Kota Samarahan and Kuching Division by face to face interview using modified Global Adult Tobacco Survey questionnaire. Non-probability sampling method was adopted to select the villages. …”
    Get full text
    Article
  14. 14834

    Impact of General Anesthesia and Antioxidants on Cognitive, Static and Locomotor Functions During Laparoscopic Cholecystectomy by V. V. Moroz, V. T. Dolgikh, S. A. Karpitskaya

    Published 2022-04-01
    “…We studied 90 patients with acute calculous cholecystitis randomized into three experimental groups (n=30, each group). …”
    Get full text
    Article
  15. 14835

    Research on Short-Term Load Forecasting of LSTM Regional Power Grid Based on Multi-Source Parameter Coupling by Bo Li, Yaohua Liao, Siyang Liu, Chao Liu, Zhensheng Wu

    Published 2025-01-01
    “…Regional power grid load has strong periodicity and randomness, and its load characteristics are affected by many factors. …”
    Get full text
    Article
  16. 14836

    Impact of Livelihood Diversification on Rural Households’ Food and Nutrition Security: Evidence from West Shoa Zone of Oromia Regional State, Ethiopia by Firafis Haile, Jema Haji Mohamed, Chanaylew Seyoum Aweke, Terefe Tolessa Muleta

    Published 2025-01-01
    “…Methods: The research employed quantitative approaches for data gathering and analysis. A multistage sampling method was utilized to choose the study locations. …”
    Get full text
    Article
  17. 14837

    Synchronous and anti-phase drumming elicit similar prosocial behavior ratings by Sean McWeeny, Sean McWeeny, Adam C. Luoma, Yaseen Al-Saleem, Laurel J. Trainor, Laurel J. Trainor

    Published 2024-12-01
    “…Questionnaire items were analyzed using Bayesian probit mixed effects models to account for dyadic sampling and ordinal data, and to provide evidence in favor of the null hypothesis. …”
    Get full text
    Article
  18. 14838

    Effects of a 16-week dance intervention on loneliness and self-esteem in left behind children: a randomised controlled trial by Xiaolin Li, Qian Yang, Jiayi Long, Linghui Zhou, Chunxia Lu, Zhenqian Zhou, Ming Zeng, Weixin Dong

    Published 2025-01-01
    “…Independent researchers used SPSS 29.0 to randomly assign the eligible 1270 participants to the Experimental group (n = 635) and Control group (n = 635) in a 1:1 ratio. …”
    Get full text
    Article
  19. 14839

    Physiological Stress Response and Oxidative Status in Tambaqui (<i>Colossoma macropomum</i>) Fed Diets Supplemented with Selenium by Celma Maria Ferreira, Valéria Dornelles Gindri Sinhorin, Márcio Aquio Hoshiba, Janessa Sampaio de Abreu

    Published 2024-11-01
    “…After this period, the fish were transported for 4 h in plastic bags (60 L), and sampling took place before transport (baseline), immediately after transport, and 24 h later. …”
    Get full text
    Article
  20. 14840

    Multimorbidity of cardiometabolic diseases: a cross-sectional study of patterns, clusters and associated risk factors in sub-Saharan Africa by Charles Agyemang, Frederick Wekesah, Calistus Wilunda, Gershim Asiki, Peter Otieno, Richard E Sanya, Welcome Wami

    Published 2023-02-01
    “…Objective To determine the patterns of cardiometabolic multimorbidity and associated risk factors in sub-Saharan Africa (SSA).Design We used data from the WHO STEPwise approach to non-communicable disease risk factor surveillance cross-sectional surveys conducted between 2014 and 2017.Participants The participants comprised 39, 658 respondents aged 15–69 years randomly selected from nine SSA countries using a multistage stratified sampling design.Primary outcome measure Using latent class analysis and agglomerative hierarchical clustering algorithms, we analysed the clustering of cardiometabolic diseases (CMDs) including high blood sugar, hypercholesterolaemia, hypertension and cardiovascular diseases (CVDs) such as heart attack, angina and stroke. …”
    Get full text
    Article