Showing 121,381 - 121,400 results of 168,424 for search '"\"((\"linear structure\\") OR (\"linear ((structured\" OR structural\") OR structures\\")))~\""', query time: 0.72s Refine Results
  1. 121381

    Voxel Size and Field of View Influence on Periodontal Bone Assessment Using Four CBCT Systems: An Experimental Ex Vivo Analysis by Victória Geisa Brito de Oliveira, Polyane Mazucatto Queiroz, Alessandra Rocha Simões, Mônica Ghislaine Oliveira Alves, Maria Aparecida Neves Jardini, André Luiz Ferreira Costa, Sérgio Lucio Pereira de Castro Lopes

    Published 2025-06-01
    “…CBCT images were exported in DICOM format and analyzed with OnDemand3D software (version 4.6) to obtain paracoronal sections. Linear measurements from the CEJ to the alveolar crest were recorded in triplicate and compared to the gold standard using ANOVA and the Dunnett test (α = 0.05). …”
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  2. 121382

    I-CONECT intervention effects on weekly time spent outside of home and social contacts among socially isolated older adults by Kexin Yu, Kexin Yu, Chao-Yi Wu, Lisa C. Silbert, Lisa C. Silbert, Jeffrey A. Kaye, Jeffrey A. Kaye, Hiroko H. Dodge

    Published 2024-12-01
    “…Both intervention and control group participants received 10-min weekly phone check-in calls over 48 weeks, during which they were asked to self-report their time (in hours) spent out of home and whether they had contacted family or friends during this week (yes/no). Linear mixed-effect models for repeated measures were run for time spent out-of-home, and mixed-effect models with a logistic link for contact with family and friends. …”
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  3. 121383

    Differential analysis of sediment volume on fluid properties and debris flow disaster impact in the northwest traffic corridor of Sichuan Province by Ling LI, Ningsheng CHEN, Yi YANG, Zheng ZHONG, Na HUANG

    Published 2024-10-01
    “…When unit area material source volume exceeds 1.65×105 m3/km2 or falls below 1.13×105 m3/km2, debris flow exhibit viscous or diluted characteristics, respectively. (2) Under similar geological conditions, there is a linear correlation between material source volume and debris flow scale, with total debris flow volume decreasing as unit area material source volume decreases. (3) Debris flow damage potential is controlled by material source volume. …”
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  4. 121384

    A Fusion XGBoost Approach for Large-Scale Monitoring of Soil Heavy Metal in Farmland Using Hyperspectral Imagery by Xuqing Li, Huitao Gu, Ruiyin Tang, Bin Zou, Xiangnan Liu, Huiping Ou, Xuying Chen, Yubin Song, Wei Luo, Bin Wen

    Published 2025-03-01
    “…On this basis, the performance indicators of the Optuna-optimized XGBoost model were compared with traditional linear and nonlinear models. The optimal model was extended to the entire region for drawing the spatial distribution map of soil heavy metal content. …”
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  5. 121385

    Exploring the relationship between dietary patterns and health-related quality of life among Iranian adult population: Tehran lipid and glucose study by Mahdieh Niknam, Somayeh Hosseinpour-Niazi, Sara Jalali-Farahani, Parisa Amiri, Parvin Mirmiran, Firoozeh Hosseini-Esfahani, Elaheh Ainy, Fereidoun Azizi

    Published 2025-06-01
    “…Dietary patterns were identified using factor analysis. General linear models were used to assess the association between dietary patterns and HRQoL scores. …”
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  6. 121386

    2D Flower-like CdS@Co/Mo-MOF as Co-Reaction Accelerator of g-C<sub>3</sub>N<sub>4</sub>-Based Electrochemiluminescence Sensor for Chlorpromazine Hydrochloride by Xiaowei Fan, Guping Zhang, Xiaodi Li, Yao Wang, Yi Wang, Shilei Hao, Defang Liu

    Published 2024-12-01
    “…The sensor demonstrated excellent sensitivity and linear response to CPH concentrations ranging from 1 pmol L<sup>−1</sup> to 100 μmol L<sup>−1</sup>, with a low detection limit of 0.4 pmol L<sup>−1</sup> (S/N = 3).…”
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  7. 121387

    Dual-Emitting Molecularly Imprinted Nanopolymers for the Detection of CA19-9 by Eduarda Rodrigues, Ana Xu, Rafael C. Castro, David S. M. Ribeiro, João L. M. Santos, Ana Margarida L. Piloto

    Published 2025-07-01
    “…The fluorescence shift observed in the RGB coordinates from yellow to green in the concentration range of CA19-9 tested, improved quantification accuracy by compensating for matrix effects in serum. A linear detection range was achieved from 4.98 × 10<sup>−3</sup> to 8.39 × 10<sup>2</sup> U mL<sup>−1</sup> in serum samples, with high specificity and reproducibility. …”
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  8. 121388

    Maize Leaf Area Index Estimation Based on Machine Learning Algorithm and Computer Vision by Wanna Fu, Zhen Chen, Qian Cheng, Yafeng Li, Weiguang Zhai, Fan Ding, Xiaohui Kuang, Deshan Chen, Fuyi Duan

    Published 2025-06-01
    “…The estimation results were validated against ground-truth data collected using the LAI-2200C plant canopy analyzer and compared with six machine learning algorithms, including Gradient Boosting (GB), Random Forest (RF), Ridge Regression (RR), Support Vector Regression (SVR), and Linear Regression (LR). Among these, GB achieved the best performance, with R<sup>2</sup> values of 0.88, 0.88, and 0.65, and RMSE values of 0.22, 0.25, and 0.34. …”
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  9. 121389

    Investigation of the Effects of Different Plyometric Training Protocols on Punching Force and Muscle Performance in Male Boxers by Mehmet Söyler, Alper Cenk Gürkan, İdris Kayantaş, Serhat Aydın, Baykal Karataş, Meriç Eraslan, Musa Şahin, Hamza Küçük, Adela Badau, Dana Badau

    Published 2025-06-01
    “…Upper-body strength was assessed using a one-repetition maximum (1RM) bench press (BP) test, while maximum velocity at various percentages of 1RM was recorded via a linear encoder. Significant correlations were observed between the right arm punch velocity maximum (RA PVmax) and the bench press velocity at all submaximal intensities in both intervention groups (<i>p</i> < 0.05). …”
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  10. 121390

    Cross-sectional association among dietary habits, periodontitis, and uncontrolled diabetes in Hispanics: the LLIPDS study by Hunter Smith, David Travis Thomas, Gabriela Nicole Vázquez-Morales, Lakin Puckett, María Del Mar Rodriguez, Arnold Stromberg, Luciana Macchion Shaddox, Mauro Pedrine Santamaria, Kevin Pearce, Oelisoa Mireille Andriankaja

    Published 2025-01-01
    “…Glucose control was measured by glycated hemoglobin (HbA1c) levels, with uncontrolled glucose defined as HbA1c ≥ 7%. Linear regression models adjusted for demographic and clinical variables estimated associations with PD. …”
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  11. 121391

    Rural-urban disparities in cervical cancer screening uptake and its predictors among women aged 30–49 years in Ghana: a multivariate decomposition analysis by Prince Tsekpetse, Samuel Salu, David Mensah Otoo, Joy Flora Dushime, Joshua Shiuma, Betty Oloo, Bright Opoku Ahinkorah

    Published 2025-08-01
    “…Methods We analysed secondary data from the 2022 Ghana Demographic and Health Survey, comprising 7,105 women aged 30–49 years. A multivariate non-linear decomposition analysis was conducted to examine factors explaining rural–urban disparities in cervical cancer screening uptake. …”
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  12. 121392

    Impact of different perioperative dexmedetomidine administration regimens on postoperative sleep quality in gastrointestinal tumor resection: a randomized controlled trial by Chengying Ji, Xiaodong Su, Chaohui Gao, Qijing Liu, Ying Liu, Qian Fu, Boxiong Gao, Jiayi Xie, Bokang Yang, Jinxiang Xie, Huping Song, Yatao Liu

    Published 2025-07-01
    “…In comparison with group I, on postoperative day 1, group P exhibited considerably higher sleep quality scores (P = 0.045), lower blood glucose levels at skin suture completion (P <⁠0.001), higher intraoperative norepinephrine doses (P <⁠0.001), and reduced intraoperative blood loss (P = 0.03). Multivariable linear regression identified group assignment (P = 0.03) and sex (P = 0.02) as significant predictors of sleep quality on postoperative day 1. …”
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  13. 121393

    Influence of Corrosion on Thermo-Mechanical Contact Fatigue in Rolling Conditions with Low Amplitude Sliding by S. Mistreanu, F. Tudose-Sandu-Ville, C. Munteanu, R. Cimpoesu, M. Lutcanu, I. Știrbu, V. Manole, C. Stamate, O. Rusu, N. Cimpoeșu

    Published 2024-06-01
    “…The surface state, for both presented areas, is analyzed using scanning electron microscopy (SEM) and energy dispersive spectroscopy (EDS) in order to confirm the double action of corrosion and wear during the experimental test. 2 and 3D insights were taken from the worn area, corrosion compounds were identified and analyzed. Linear and cyclic potentiometry were performed on the base materials after the OCP was established in salt solution. …”
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  14. 121394
  15. 121395

    Factors influencing the kinetics of MSU crystal depletion measured with dual-energy CT in patients with gout by Tristan Pascart, Victor Laurent, Charlotte Jauffret, Aurore Pacaud, Vincent Ducoulombier, Julie Legrand, Stéphane Verdun, Laurène Norberciak, Jean-François Budzik

    Published 2023-11-01
    “…Associations between percentage change from the baseline volume of MSU crystal deposits and explanatory variables were assessed using linear mixed models.Results Sixty-two patients (age 67.3±12.8 years; 53 (85%) males) cumulating 104 follow-up DECT scans were included. …”
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  16. 121396

    Characterizing full-shift worker exposures to VOCs in small-sized auto repair shops in the Tucson, Arizona, USA metropolitan area by Nathan Lothrop, Shannon Gutenkunst, Jocelyn Fimbres, Carolina Quijada, Marvin Chaires, Imelda Cortez, Flor Sandoval, Fernanda J. Camargo, Denise Moreno Ramírez, Emma V. Gallardo, Elmira Torabzadeh, Rietta Wagoner, Nicolas Lopez-Galvez, Maia Ingram, Scott Carvajal, Dean Billheimer, Ann Marie Wolf, Paloma I. Beamer

    Published 2025-07-01
    “…The relationship of total VOCs with activity and ventilation, along with shift and shop, was analyzed using linear mixed effects modeling. Specific VOC concentrations were combined into hazard scores for potential health risks based on EPA inhalation reference or reference dose. …”
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  17. 121397

    PFAS in first-time mothers from Sweden: temporal trends and the impact from fish/seafood consumption and drinking water exposure by Irina Gyllenhammar, Jonathan P. Benskin, Merle Plassmann, Martin Kruså, Philip McCleaf, Pernilla Hedvall Kallerman, Erik Lampa, Anders Glynn

    Published 2025-08-01
    “…PFAS were analysed by ultra-high performance liquid chromatography-tandem mass spectrometry (UPLC-MS/MS) and temporal trends were evaluated using adjusted cubic spline models.Linear (lin) and branched (br) perfluorooctane sulfonate (PFOS) and perfluoroctanoate (PFOA) showed declining temporal trends, likely due to international regulation and phase-out initiatives. …”
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  18. 121398

    Transient well-test model of a slanted well in a heterogeneous multi-zonal reservoir by Renshi Nie, Letian Zhang, Yu Xiong, Changjian Gan, Tao Zhang, Shanshan Lu, Yangyang Chen, Jie Zhan

    Published 2025-09-01
    “…The results show that the fluid flow of a slanted well in a bi-zonal composite reservoir can be divided into seven main stages, including wellbore storage effect (WSE) stage, skin effect (SE) stage, linear flow (LF) stage, radial flow (RF) stage of the 1st zone, transitional flow (TF) stage from the 1st to the 2nd zone, RF stage of the 2nd zone, and the external boundary response stage. …”
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  19. 121399

    Temporal Stability of Plant Species α-Diversity in Alpine Grasslands of the Tibetan Plateau and Their Implications for Biodiversity Conservation by Tianyu Li, Wei Sun, Shaowei Li, Erfu Dai, Gang Fu

    Published 2025-06-01
    “…The relative change in plant α-diversity did not exhibit simple linear relationships with the relative change in its temporal stability. …”
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  20. 121400

    An Automatic Injection Device and the Method for Carbon and Oxygen Isotopes Analyses of Carbon Monoxide by Xi-jie YIN, Hai-li YANG, Pei-yu CHEN

    Published 2025-05-01
    “…The CO gas concentration and the total peak area of ions at m/z 28, 29 and 30 show a good linear relationship with the correlation coefficient (R2) of 0.999 when the CO gas concentration ranges from 300 to 20 000 μL/L. …”
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