Showing 1,601 - 1,620 results of 3,553 for search 'different threshold (method OR methods)', query time: 0.21s Refine Results
  1. 1601

    Assessment of Direct RT-qPCR for SARS-CoV-2 Detection by Multiplexed Assay by Rachel Cruz Alves, José Henrique Franscisco Roma, Bruno Moreira Carneiro, Renata Dezengrini Slhessarenko, Juliana Helena Chavez Pavoni

    Published 2025-05-01
    “…The methodology showed reproducibility with differents operators. These results reinforce the good performance of direct RT-qPCR methods in active SARS-CoV-2 infection, allowed cost and time reduction of diagnosis.…”
    Get full text
    Article
  2. 1602

    A Framework for Symmetric-Quality S3D Video Streaming Services by Juhyeon Lee, Seungjun Lee, Sunghoon Kim, Dongwook Kang

    Published 2024-11-01
    “…Experimental results using animation and live-action UHD sequences show that the proposed method achieves BD-RATE reductions of 57.78% and 45.10% compared with HEVC and SHVC codecs, respectively.…”
    Get full text
    Article
  3. 1603

    Gesture Recognition System Based on Time-Frequency Point Density of sEMG by Qiang Wang, Yao Chen, Chunhua Sheng, Shuaidi Song

    Published 2025-01-01
    “…And in the process of detecting the movement status of the finger, focusing on the deficiency of traditional methods in using empirical thresholds to detect the sEMG active segment, we proposed an adaptive recognition method based on time-frequency point density. …”
    Get full text
    Article
  4. 1604

    Assessment of the Dynamic Alteration of Choriocapillaris Vessel Density after Focal Laser Photocoagulation with OCT Angiography by Zuohuizi Yi, Yiqiao Xing, Changzheng Chen, Xiaoling Wang, Juejun Liu, Lu He, Hongmei Zheng

    Published 2020-01-01
    “…The choriocapillaris vessel density (CCVD) beneath the laser lesions was based on the OCTA images and was defined as the proportion of flow pixels in the selected area calculated using FIJI software through automatic binarization processing based on threshold methods. Results. A total of 63 laser lesions in 8 eyes of 5 patients were included in this study. …”
    Get full text
    Article
  5. 1605

    Model Predictive Control of Adaptive Irrigation Decisions Incorporating Rainfall Intensity and Soil Properties by Ao Liu, Dongbao Zhao, Yichang Wei

    Published 2025-02-01
    “…These thresholds then serve as the target soil water content before rainfall, and a model predictive control incorporating RI and SP (RISPMPC) irrigation decision-making is proposed. …”
    Get full text
    Article
  6. 1606

    Characterization and Larvicidal Potency of Crude Urtica massaica Extracts Against Anopheles gambiae (Diptera: Culicidae) by Jared Yugi Owiti, Rose Khatoro Taabu, Rechab Odhiambo Sylvester, Nicholas Gitonga Mawira, Bethwell Owuor Onyango

    Published 2025-02-01
    “…The effectiveness of the extracts was evaluated using the World Health Organisation (WHO) >80% mortality threshold and methods, respectively. The extract dose was taken as the independent variable, while observed mortalities were the dependent variable. …”
    Get full text
    Article
  7. 1607

    Recreational Thematic Dominants in News TV Discourse by M. A. Gladko

    Published 2022-11-01
    “…The study used traditional general scientific methods, such as description and classification of linguistic material, generalization and observation, target sampling, quantitative analysis, as well as linguistic methods: discursive, descriptiveanalytical, contextual, semantic text analysis. …”
    Get full text
    Article
  8. 1608

    What factors influence the willingness and intensity of regular mobile physical activity?— A machine learning analysis based on a sample of 290 cities in China by Hao Shen, Bo Shu, Jian Zhang, Yaoqian Liu, Ali Li

    Published 2025-01-01
    “…Using 290 prefecture-level cities in China as samples, it investigates the impact of socioeconomic, geographical, and built environment factors on both overall physical activity levels and specific types of mobile physical activities.MethodsMachine learning methods were employed to analyze the data systematically. …”
    Get full text
    Article
  9. 1609

    Analysis of real-time RT-PCR and rapid antigen test and its correlation with clinical characteristics, investigation profile, and imaging of SARI-suspected COVID-19 infections by Roshan Kanheya Lenka, Bhabani Patnaik, Jeetendra Ku Patra, Somi Patro, Dharitri Mohapatra, Nirupama Chayani, Mahadev Das

    Published 2024-07-01
    “…Additionally, the study aims to evaluate different COVID-19 diagnostic methods. Materials and Methods: A prospective observational study was conducted at a tertiary care hospital in Odisha, India. …”
    Get full text
    Article
  10. 1610

    CFAR Target Detector in Synthetic Aperture Radar by A. A. Monakov

    Published 2024-07-01
    “…To synthesize a CFAR detector that uses not only the brightness contrast between the test and reference resolution cells, but also the spectral differences of the signals.Materials and methods. The proposed CFAR detector uses estimates of the algebraic moments of the power spectral density of signals in range cells, based on which three decision statistics are calculated containing information about the power, the position of the energy center, and the width of the signal spectrum. …”
    Get full text
    Article
  11. 1611

    Toward an algorithm of percutaneous microelectrolysis: a randomized clinical trial on invasive techniques by Carlos Eduardo Girasol, Nathaly Escobar Durán, Santiago Marcelo D’Almeida, Oscar Ariel Ronzio

    Published 2025-08-01
    “…However, MEP was not superior to other methods in improving pressure pain thresholds. CLINICAL TRIALS: NCT05478928.…”
    Get full text
    Article
  12. 1612

    The impact of renewable energy technology innovation on the low-carbon economic transition by X.Y. Liu, X. Shao, X. Li, C. Dong

    Published 2025-07-01
    “…Subsequently, it is investigated the critical role of climate risk through moderating and threshold effect. Furthermore, a difference-in-differences model is constructed to evaluate the efficacy of policy interventions in this transformative process. …”
    Get full text
    Article
  13. 1613

    Feature Point Extraction from the Local Frequency Map of an Image by Jesmin Khan, Sharif Bhuiyan, Reza Adhami

    Published 2012-01-01
    “…Moreover, in terms of repeatability rate; the results show that the performance of the proposed method with respect to different aspect is compatible with the existing methods.…”
    Get full text
    Article
  14. 1614

    Research on Adaptive Identification Technology for Rolling Bearing Performance Degradation Based on Vibration–Temperature Fusion by Zhenghui Li, Lixia Ying, Liwei Zhan, Shi Zhuo, Hui Li, Xiaofeng Bai

    Published 2025-07-01
    “…Furthermore, the entropy weight method was employed to quantify the information entropy differences between the vibration and temperature signals, enabling dynamic weight allocation to construct a comprehensive HI. …”
    Get full text
    Article
  15. 1615

    Visual Subfield Progression in Glaucoma Subtypes by Wei-Wen Su, Shian-Sen Hsieh, Shih-Tsung Cheng, Cheng-Wen Su, Wei-Chi Wu, Henry Shen-Lih Chen

    Published 2018-01-01
    “…To investigate visual field progression pattern and factors associated with progression in patients with primary open-angle glaucoma (POAG), normal-tension glaucoma (NTG), and chronic angle-closure glaucoma (CACG). Methods. The raw data of the 30-2 Humphrey Field Analyzer from glaucoma patients with definite visual field progression were processed with pointwise linear regression (PLR) analysis. …”
    Get full text
    Article
  16. 1616

    The impact of health risk communication on self-perceived health and worry of targeted groups: Lessons from the Swedish COVID-19 response. by Jonna Rickardsson, Charlotta Mellander

    Published 2025-01-01
    “…Using ordered logit regression, we compared perceived health and virus-related concerns between individuals just below (68-69 years) and just above (70-71 years) the high-risk age threshold, controlling for demographic factors.<h4>Results</h4>In 2020, 70-year-olds reported significantly lower perceived health compared to their 69-year-old peers, a difference not observed in 2019. …”
    Get full text
    Article
  17. 1617

    Is vaccination good value for money? A review of cost-utility analyses of vaccination strategies in eight European countries by Marco Barbieri, Stefano Capri

    Published 2016-12-01
    “…Methods: A systematic search of the literature was conducted using the National Health Service Economic Evaluation Database and the PubMed database. …”
    Get full text
    Article
  18. 1618

    The temperature variation of the maximum oxygen uptake and time to exhaustion in the spinning factory workers by Gholamreza Sharifi, Alireza Babaei, Farideh Keykhosravi

    Published 2013-05-01
    “…Therefore there were significant difference between heart rate average, maximum rate of oxygen consumption and amount of work done in two different temperatures in Strand step test (p<0/05), Also in Kankany test, significant difference observed between average of heart rate and the amount of work done at the two temperatures (p <0/05), but there was no significant difference between the maximum oxygen consumption at two temperatures. …”
    Get full text
    Article
  19. 1619

    Physiological growth of ocular axial length among Chinese children and teenagers: A 6-year cohort study. by Yanxian Chen, Xiaohu Ding, Ruilin Xiong, Jian Zhang, Fan Song, Ziwei Zhao, Mengying Lai, Yangfa Zeng, Mingguang He

    Published 2025-01-01
    “…This observation suggests that when formulating effective myopia control strategies, consideration should be given to different calculation methods when applying physiological AL growth as a starting point or target.…”
    Get full text
    Article
  20. 1620

    Parvovirus B19 infections serological diagnostics in rheumatic diseases by L P Ananjeva, O A Koneva, S I Soldatova, S O Salugina, M. M. Urumova, D. E. Karateev, O. N. Egorova, E. Yu. Panasuk, N. V. Bunchuk

    Published 2005-08-01
    “…High levels of antibodies (4-10 times higher positivity threshold) were revealed in 13 pts with different RD with short duration of joint syndrome (6,3±7,6 months) and fever at presentation. …”
    Get full text
    Article