Showing 961 - 980 results of 3,553 for search 'different threshold methods', query time: 0.14s Refine Results
  1. 961

    A Tumor Volume Segmentation Algorithm Based on Radiomics Features in FDG-PET in Lung Cancer Patients, Validated Using Surgical Specimens by Lena Bundschuh, Jens Buermann, Marieta Toma, Joachim Schmidt, Glen Kristiansen, Markus Essler, Ralph Alexander Bundschuh, Vesna Prokic

    Published 2024-11-01
    “…Tumors were segmented in positron emission tomography (PET) data using previously reported algorithms based on three different radiomics features, as well as a threshold-based algorithm. …”
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  2. 962

    Overweight and POMC methylation: epigenetic associations with adolescent depression by Ye Ye, Jia-Hui Hu, Xing-Yu Xiao, Ting Ji, Fei Wang, Fu-Jun Jia, Cai-Lan Hou

    Published 2025-07-01
    “…They were divided into three groups: 11 underweight individuals (BMI below the age-specific threshold), 75 normal-weight individuals (BMI within the defined normal range), and 22 overweight individuals (BMI between the overweight threshold and obesity threshold). …”
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  3. 963

    Sports Orthopedics by Schulz SVW, Enders K, Rolser N, Steinacker JM, Laszlo R

    Published 2019-07-01
    “…Aim of the study was to compare different HR measurement methods during treadmill performance diagnostics.Methods: 76 athletes (28.614.7 years, 38% female) performed a treadmill lactate threshold test. …”
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    Article
  4. 964

    Energy Evolution Behavior and Mesodamage Mechanism of Crumb Rubber Concrete by Shengtong Di, Chao Jia, Weiguo Qiao, Kang Li, Kai Tong

    Published 2018-01-01
    “…The relationship among dissipation energy, damage threshold, and rubber content during CRC damage was studied by adopting the method of microscopic energy tracking. …”
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  5. 965

    Impact of Forms of Visual Attenuation on Short-Term Eye Changes Under Controlled Reading Visibility by Su H, Chun RKM, De Lestrange-Anginieur E

    Published 2024-12-01
    “…Additional defocusing failed to exacerbate axial elongation under sub-threshold text visibility (mean difference: − 0.135 μm ± 2.783 μm), revealing a clear inhibitory effect of lowering visibility on eye changes. …”
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  6. 966

    Two-phase linear relationship of Vitamin D and Vitamin A among children aged 0–14 years: a cross-sectional study by Wenyuan Liu, Qiao Wang, Bibo Mao, Fei Xu, Yefang Ke, Shengying Zhang, Chenbo Zhou, Chunyan Liu, Wenbo Lu, Jishan Zheng

    Published 2025-04-01
    “…BackgroundVitamin D and Vitamin A are crucial for children’s immune function, bone health, and cellular growth, but their interrelationship and the impact of various factors remain poorly understood.ObjectiveTo explore the relationship between Vitamin D and Vitamin A levels in children and identify any critical thresholds.MethodsA cross-sectional study was conducted from 2018 to 2021 in Ningbo, Zhejiang, China. …”
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  7. 967

    Influence of Gaussian noise and Levy noise on the phase dynamics of the ensemble of Kuramoto-like oscillators of first and second order by Arinushkin, Pavel Alekseevich, Kupriyanov, Vladislav Dmitrievich, Vadivasova, Tatjana Evgenevna

    Published 2025-05-01
    “…  Methods. In this paper, two ensembles of Kuramoto-like phase oscillators with the same topology but different number of oscillators are investigated. …”
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  8. 968

    An Improved Nonlinear Health Index CRRMS for the Remaining Useful Life Prediction of Rolling Bearings by Yongze Jin, Xubo Yang, Junqi Liu, Yanxi Yang, Xinhong Hei, Anqi Shangguan

    Published 2025-02-01
    “…At the same time, dynamic failure threshold technology is adaptively used to determine the failure thresholds of different bearings. …”
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  9. 969

    Attention activation network for bearing fault diagnosis under various noise environments by Yu Zhang, Lianlei Lin, Junkai Wang, Wei Zhang, Sheng Gao, Zongwei Zhang

    Published 2025-01-01
    “…However, bearings often operate in noisy environments, especially during failures, which poses a challenge to most current deep learning methods that assume noise-free data. Therefore, this paper designs a Multi-Location Multi-Scale Multi-Level Information Attention Activation Network (MLSCA-CW) with excellent performance in different kinds of strong noise environments by combining soft threshold, self-activation, and self-attention mechanisms. …”
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  10. 970

    W ciemnościach tunelu, 
czyli o zjawisku leksykalnego plateau by Anna Seretny

    Published 2020-11-01
    “…It is necessary to choose different methods of teaching/learning at B2 level, otherwise the progress in learning can be slowed (the language learning plateau). …”
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  11. 971

    Treatment of sudden sensorineural hearing loss with hyperbaric oxygenation - our experience by Živaljević Zvonko, Živić Ljubica, Mihailović Nataša, Živković Miodrag, Vorkapić Branko, Baletić Nenad

    Published 2017-01-01
    “…It is of unclear etiology and pathogenesis, which leads to the use of different therapeutic methods. Treatment protocols are not compliant, making it difficult to objectively quantify their impact. …”
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  12. 972
  13. 973

    Association between pan-immune-inflammation value and heart failure: Evidence from the NHANES 2011–2020 by Chen Fu, Yijie Mao

    Published 2025-03-01
    “…Furthermore, we identified an inflection point of logarithmic pan-immune-inflammation value = 5.98 as a critical threshold. Stratified analyses revealed that the association between pan-immune-inflammation value and heart failure occurrence remains consistent across different subgroups. …”
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  14. 974

    Differential patterns of the relationship between exercise dose and mortality risk across severities of airflow limitation: a prospective cohort study with a 5-year follow-up perio... by Yide Wang, Hongxia Duan, Yingqi Wang, Yidie Bao, Linhong Jiang, Xiaoyu Han, Fengsen Li, Peijun Li, Weibing Wu, Xiaodan Liu

    Published 2025-06-01
    “…Objective: This study examines the dose–response relationship between physical activity (PA) and all-cause mortality across different severities of airflow limitation, identifying threshold effects that yield new insights into the PA–mortality association. …”
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  15. 975

    Antibacterial effect of femtosecond laser against Enterococcus faecalis and Fusobacterium nucleatum biofilms on dentin: an in vitro study by Pei Liu, Runze Liu, Yi Luo, Wei Fan, Bing Fan

    Published 2025-03-01
    “…The antibacterial effect of different fs-laser irradiation dosages within the safe threshold on E. faecalis and F. nucleatum biofilms was firstly evaluated using the growth curve method. …”
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  16. 976

    The question of differential diagnosis of anemia in diabetes mellitus by T. V. Saprina, N. N. Musina, T. S. Prokhorenko, Ya. S. Slavkina, A. P. Zima

    Published 2023-05-01
    “…In DM sTfR and the sTfR /logFerritin index had high information content in IDA at diagnostic thresholds different from those for general population. …”
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  17. 977

    Application of heteroduplex analysis for CALR mutation screening detection in patients with Ph-myeloproliferative neoplasms by T. N. Subbotina, D. V. Kurochkin, I. E. Maslyukova, A. S. Khazieva, E. V. Vasiliev, M. A. Mikhalev, E. A. Dunaeva, K. O. Mironov

    Published 2021-06-01
    “…Materials and methods. DNA samples of 13 CALR-positive patients with different phenotypic variants of Ph-myeloproliferative neoplasms were screened by heteroduplex analysis. …”
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  18. 978

    Effects of polishing protocols on the surface roughness and color stability of polyetheretherketone (PEEK) by Sezgi Cinel Şahin, Hatice Lamia Elif Sağesen

    Published 2024-01-01
    “…Ra measurements except A, Y, and SS groups were found to be higher than the clinical acceptable threshold of surface roughness (0.20 µm). In ∆E00 measurements, statistically significant differences were observed between the CN and SP (p=0.041), EN (p=0.001), and A (p=0.002) polishing protocols. …”
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  19. 979

    Influence of Spatial Scale Effect on UAV Remote Sensing Accuracy in Identifying Chinese Cabbage (<i>Brassica rapa</i> subsp. <i>Pekinensis</i>) Plants by Xiandan Du, Zhongfa Zhou, Denghong Huang

    Published 2024-10-01
    “…The research results show that (1) the ExG can effectively distinguish between soil, mulch, and Chinese cabbage plants; (2) images of different spatial resolutions differ in the optimal type of frequency domain filtering and convolution kernel size, and the threshold segmentation effect also varies; (3) as the spatial resolution of the imagery decreases, the optimal window size for morphological filtering also decreases, accordingly; and (4) at a flight height of 30 m to 50 m, the recognition effect is the best, achieving a balance between recognition accuracy and coverage efficiency. …”
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  20. 980

    Comparative Analysis of Pelvic Floor Muscle Damage Postpartum: Vaginal Delivery vs. Cesarean Section by Shaohui Chen, Ling Wang, Huitao Guo, Min Jiang, Xiaojun Wang

    Published 2024-01-01
    “…Multinomial logistic regression was employed for CS and VD, and a sensitivity analysis was conducted using level 2 as the threshold. Outcomes. When muscle fiber strength was categorized into four modes at a threshold level of 3, Type I, and Type II fiber muscle endurance (FME) are differences between the CS and VD groups. …”
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