Showing 2,801 - 2,820 results of 3,228 for search '"\"((\\"linear structure\\") OR (\\"linear ((structured\\" OR structures\\") OR structural\\")))\""', query time: 0.23s Refine Results
  1. 2801

    Large-Scale Internetwork Functional Connectivity Mediates the Relationship between Serum Triglyceride and Working Memory in Young Adulthood by Chunli Wang, Huanhuan Cai, Xuetian Sun, Li Si, Min Zhang, Yuanhong Xu, Yinfeng Qian, Jiajia Zhu

    Published 2020-01-01
    “…Previous research has demonstrated that serum lipid profile is associated with cognitive function as well as brain structure and function in middle-aged, elderly, and clinical populations. …”
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  2. 2802

    Visual perception and cognitive functioning in MCI and mild Alzheimer’s disease: a cross-sectional study protocol from the DEM-VIS study in Germany by Elmar Graessel, Jessica Roloff, Mark Stemmler, Leonie Krakat, Johanna Weis, Hartmut Lehfeld, Julia Christin Jaščenoka, Monika Daseking

    Published 2025-08-01
    “…Data analysis will involve descriptive analyses, linear regression analyses, multivariate analysis of variance, mediation analysis and structural equation modelling.Ethics and dissemination This study has received approval from the Ethics Committee of Helmut Schmidt University/University of the Federal Armed Forces Hamburg, Germany (number: 2023_009). …”
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  3. 2803

    Attitudes and practices toward anxiety among haemodialysis patients: a multicentre cross-sectional study in Qingdao, China by Lin Li, Wei Jiang, Yan Xu, Bin Zhou, Li Cui, Yifan Liu, Haina Li, Guiling Yuan, Xiaoying Lai

    Published 2025-07-01
    “…For practices, attitude (β=0.281, p<0.001) and the same income category (β=1.512, p=0.011) were significant. Structural equation modelling identified anxiety’s direct effects on attitudes (β=0.218, p<0.001) and practices (β=−0.149, p<0.001), with attitudes positively affecting practices (β=0.380, p<0.001).Conclusions Patients undergoing haemodialysis exhibited high anxiety levels alongside proactive practices and negative attitudes. …”
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  4. 2804

    Investigating biological sex as a moderator of the association of nature exposure with brain health: a cross-sectional UK biobank analysis by Matt Noseworthy, Ryan S. Falck, Liisa A. M. Galea, Todd C. Handy, Teresa Liu-Ambrose

    Published 2025-07-01
    “…Residential nature exposure was estimated as the percentage of land classified as natural environment within 1000 m and 300 m buffers around each participant’s home. Structural brain magnetic resonance imaging (MRI) outcomes included total grey matter volume, total white matter volume, and average hippocampal volume, all normalized for head size. …”
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  5. 2805

    Petrophysical evaluation of clastic formations in boreholes with incomplete well log dataset by using joint inversion technique and machine learning algorithms by Felipe Santana-Román, Ambrosio Aquino López, Manuel Romero Salcedo (+), Raúl del Valle García, Oscar Campos Enriquez

    Published 2025-07-01
    “…., volumes of laminar, structural and disperse shale) in clastic rocks from incomplete well log data we followed three approaches which are based on a hierarchical model, and on a joint inversion technique: 1) Available well log data (excluding the incomplete well log) are used to train machine learning algorithms to generate a predictive model; 2) the first step of the second approach machine learning algorithms are used to generate the missing data which are subsequently included a joint inversion; 3) in the third approach, machine learning process is used to estimate the missing data which are subsequently included in the prediction of the petrophysical properties. …”
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  6. 2806

    Psychometric validation of the Chinese version of the nursing informatics competence scale and analysis of influencing factors by Jinrui Fei, Chunguang Liang, Weiwei Su, Yuge Wang, Kaiyan Xu, Jiaxin Cheng, Ying Ma, Yue Zhu, Zhaoquan Jiang

    Published 2025-07-01
    “…The scale’s validity was assessed in three aspects: content validity, structural validity, and criterion-related validity. …”
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  7. 2807

    Additive Manufacturing as an Alternative to Core Sampling in Concrete Strength Assessment by Darya Anop, Marzhan Sadenova, Nail Beisekenov, Olga Rudenko, Zulfiya Aubakirova, Assel Jexembayeva

    Published 2025-07-01
    “…Mixtures containing up to 30% ash-slag filler maintained structural-grade strength while reducing clinker demand, underscoring their sustainability potential. …”
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  8. 2808

    Polygenic indices for cognition in healthy aging; the role of brain measures by A. Tsapanou, N. Mourtzi, Y. Gu, C. Habeck, D. Belsky, Y. Stern

    Published 2023-03-01
    “…Associations were not explained by brain-structural markers of brain aging. Genetics uncovered in GWAS of cognitive performance may contribute to individual differences established relatively early in life and may not reflect genetic mechanisms of cognitive aging.…”
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  9. 2809

    Parameter Optimization of MALDI-TOF MS Based on Improved Whale Optimization Algorithm by Yu-peng ZHANG, Yu-gong DANG, Hui-yuan YANG, Zhi-gang ZHOU, Gao-hang JIANG

    Published 2025-05-01
    “…A mass spectrometer with higher resolution can provide more accurate measurement results, which is particularly important when analyzing and identifying the components in complex samples and distinguishing similar structural ions. In order to optimize the design of MALDI-TOF MS and improve the resolution of the instrument, the following steps were adopted. …”
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  10. 2810

    Damping of dynamic forces by materials used in the construction of ballast and ballastless railway tracks. Crushed stone by V. M. BEL’KOV

    Published 2019-06-01
    “…An increase in the ambient temperature, especially above 30 °C, reduces the elastic properties and structural viscosity of viscousplastic materials that fill the pore space of a crushed stone prism, thereby reducing its strength. …”
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  11. 2811

    Research on a Damage Assessment Method for Concrete Components Based on Material Damage by Hongjun Wang, Xiaodan Ren, Zhi Li, Mingsheng Tang

    Published 2025-05-01
    “…With the popularization of the concept of seismic performance-based design, the correct and quantitative evaluation of post-earthquake damage to structural components has become a research focus. Referring to the concrete constitutive relationship mentioned in the Chinese national standard GB/T 50010-2010, this study proposes a damage assessment method for concrete components based on material damage. …”
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  12. 2812

    MODEL OF DECOMPRESSION MELTING MECHANISM IN CONVECTIVE-UNSTABLE THERMAL LITHOSPHERE (FIRST APPROXIMATION) by B. V. Lunev, V. V. Lapkovsky

    Published 2021-09-01
    “…Logically, both the Rayleigh number and the intensity of convection also double (and this is confirmed by the calculations), which means that convection is enhanced after the melting start.Testing of the model shows that it gives a reasonable picture that is consistent with the available geological and geophysical data on the structure of the lithosphere underneath the currently developing epicontinental sedimentary basins. …”
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  13. 2813
  14. 2814

    THE SUMMER TEMPERATURES FORECAST BY THE METHOD OF SINGULAR-SPECTRAL ANALYSIS IN THE SOUTH OF RUSSIA IN 2019-2023 by A. A. Tashilova, B. A. Ashabokov, L. A. Kesheva, N. V. Teunova

    Published 2022-07-01
    “…Using of the first twenty main components (MC20) made it possible to study and restore the internal structure of the entire time series as accurately as possible for a subsequent forecast for 5 years. …”
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  15. 2815

    <i>H</i><sub>∞</sub> Preview Tracking Control of Time-Delay Discrete Systems and Its Application in Nuclear Reactor Problems by Fucheng Liao, Hao Xie, Xianchun Meng, Jiang Wu, Yucheng Wei, Jiamei Deng

    Published 2025-06-01
    “…For the simplified control system model of the pressurizer, we first study its general structure, which can be characterized as a discrete-time system with state delay. …”
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  16. 2816

    Unveiling geological complexity in the Serra Dourada Granite using self-organizing maps and hierarchical clustering: Insights for REE prospecting in the Goiás Tin Province, Brasíli... by Guilherme Ferreira da Silva, Marcos Vinícius Ferreira, Lucy Takehara Chemale, Igor Vasconcelos Santana, Nilson Francisquini Botelho

    Published 2025-04-01
    “…To address this, we apply unsupervised machine learning techniques to segment airborne radiometric data, providing a more nuanced understanding of the SDG internal structure. Using airborne gamma-ray data, we employed SOM for dimensionality reduction and data segmentation, supported by hierarchical clustering. …”
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  17. 2817

    Association between exposure to air pollutants and cardiovascular mortality in Iran: a case-crossover study by Nadia Mohammadi Dashtaki, Mohammad Fararouei, Alireza Mirahmadizadeh, Mohammad Hoseini

    Published 2025-05-01
    “…The association with PM2.5 remained unchanged in all two-pollutant models, preserving its lag structure and statistical significance. The findings indicate that estimates varied based on gender, age groups, and season. …”
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  18. 2818
  19. 2819

    Developing Species-Age Cohorts from Forest Inventory and Analysis Data to Parameterize a Forest Landscape Model by Richard H. Odom, W. Mark Ford

    Published 2021-01-01
    “…We used data from USDA Forest Service Forest Inventory and Analysis (FIA) database to estimate broad age classes for a forested landscape to simulate changes in landscape composition and structure relative to climate change at Fort Drum, a 43,000 ha U.S. …”
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  20. 2820