Showing 1,841 - 1,860 results of 9,442 for search '(structures OR (structural OR structure)) variations', query time: 0.17s Refine Results
  1. 1841

    Graph-Based Radiomics Feature Extraction From 2D Retina Images by Ofelio Jorreia, Nuno Goncalves, Rui Cortesao

    Published 2025-01-01
    “…Within the radiomics framework, this study introduces a methodology to distinguish bifurcations from other structural variations in 2D local fragments of retinal vasculature. …”
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    Article
  2. 1842

    Epidemiological Transitions in Venezuela: Spatial Differences in the Causes of Death, 2000-2010 by Jenny García Arias

    Published 2022-10-01
    “…The results obtained indicate the approach to the proposed model in the structure and evolution of the epidemiological profile in Venezuela. …”
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    Article
  3. 1843

    Multiscale Dissection of Spatial Heterogeneity by Integrating Multi‐Slice Spatial and Single‐Cell Transcriptomics by Yuqi Chen, Caiwei Zhen, Yuanyuan Mo, Juan Liu, Lihua Zhang

    Published 2025-04-01
    “…Abstract The spatial structure of cells is highly organized at multiscale levels from global spatial domains to local cell type heterogeneity. …”
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    Article
  4. 1844
  5. 1845

    Analysis of Performance and Noise on an Asymmetric Double-Suction Fan with Non-Uniformity Inlet Conditions by Yougen Huang, Bin Li, Haohui Chen, Weigang Yang, Qianhao Xiao, Jun Wang

    Published 2025-05-01
    “…This study utilizes a combination of performance testing and a large eddy simulation to analyze the impact of different inlet conditions on the performance curve, impeller outlet pressure pulsation, unsteady flow structures, and sound quality of an asymmetric double-suction centrifugal fan. …”
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    Article
  6. 1846

    Study on the Frost Heaving Characteristics and Strength Deterioration of Saturated Red Sandstone Under a Unidirectional Freeze–Thaw Cycle by Zhongyao Li, Qingyang Ren, Zhen Liu, Peiqing Wang, Hao Tang

    Published 2025-07-01
    “…The freeze–thaw cycles have seriously damaged the micro-structure of the sample, but the extent of damage to the cementing agents between particles is weaker than that caused by the all-directional freeze–thaw, owing to the seepage path formed in the pore water under unidirectional freeze–thaw conditions.…”
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    Article
  7. 1847

    Cross-cultural adaptation and psychometric evaluation of a German version of the Activity Patterns Scale (APS-GE) in a large sample of patients with chronic musculoskeletal pain by Anne Kästner, Margarete Donhauser, Inga von Freytag-Löringhoff, Frank Petzke

    Published 2025-06-01
    “…To assess test-retest reliability, the APS-GE was administered twice to a subgroup of patients. Structural validity was tested using covariance and confirmatory factor analysis. …”
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    Article
  8. 1848

    Numerical analysis of the hydraulic fracture propagation behavior encountering gravel in conglomerate reservoirs by Zehao Xu, Haiyang Zhao, Xiangjun Liu, Xiongwei Liu, Pandeng Luo, Lixi Liang

    Published 2025-01-01
    “…This paper utilizes the Abaqus platform and adopts the maximum circumferential strain fracture criterion to establish a two-dimensional fluid-solid-structure coupled fracture expansion model. The study investigates the impact of permeability, Young’s modulus, in-situ stress difference, and incidence angle on the fracture expansion behavior in the presence of gravel. …”
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    Article
  9. 1849
  10. 1850

    Slope Position Modulates Soil Chemical Properties and Microbial Dynamics in Tea Plantation Ecosystems by Limei Li, Lijiao Chen, Hongxu Li, Yuxin Xia, Houqiao Wang, Qiaomei Wang, Wenxia Yuan, Miao Zhou, Juan Tian, Baijuan Wang

    Published 2025-02-01
    “…This study investigated soil chemical properties and microbial community structures across three distinct slope areas within a single tea plantation. …”
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    Article
  11. 1851

    Coastal Wetlands Drive Isotopic Niche Plasticity of Top Predator Fish Communities in Green Bay, Lake Michigan (USA) by Tania V. Rojas, Katherine E. O'Reilly, Christopher J. Houghton, Jeremiah S. Shrovnal, Martin B. Berg, Donald G. Uzarski, Gary A. Lamberti, Patrick S. Forsythe

    Published 2025-05-01
    “…We used stable isotope‐based community metrics and Bayesian mixing models to describe food web structure and patterns in trophic position, isotopic niche, and diet contributions of top predators, including bowfin Amia calva, largemouth bass Micropterus salmoides, northern pike Esox lucius, smallmouth bass Micropterus dolomieu, walleye Sander vitreus, and yellow perch Perca flavescens. …”
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    Article
  12. 1852

    Methodological advances in seismic noise imaging of the Alpine area by Paul, Anne, Pedersen, Helle A., Bodin, Thomas, Kästle, Emanuel, Soergel, Dorian, Alder, Chloé, Lu, Yang, Nouibat, Ahmed

    Published 2024-09-01
    “…These methodological improvements have taken the full benefit of the quality of available seismic data to significantly improve knowledge of the seismic structure of the crust and shallow mantle beneath the Alps-Apennines system. …”
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    Article
  13. 1853

    Experimental study on tensile performance of horizontal joint bolted connections in fully assembled modular construction reinforced concrete by RAN Mingming, KOU Guangyun, XIONG Feng, ZHANG Dongdong, LI Wei

    Published 2025-01-01
    “…ObjectiveConcrete modular buildings have the advantages of superior structural integrity, high living comfort, and low construction and maintenance costs. …”
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    Article
  14. 1854

    Improved Accuracy of the 3D Measurement Method Utilizing Differential Modulation Based on Multi-Color Channel Fusion by Lei Liu, Xusheng Zhu, Hexiang Zhou, Long Xu, Xinming Zhou, Wei Liu

    Published 2025-02-01
    “…The traditional structured light illumination measurement method usually utilizes peak detection and curve fitting to extract the target position of the modulation curve, while the modulation function is extremely insensitive to the variation of the peak position with height, which leads to the inability to further improve the measurement accuracy. …”
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    Article
  15. 1855

    The present study answers the research question: A corpus-based analysis of collocate directionality in academic English writing by Abdulaziz B. Sanosi

    Published 2025-01-01
    “…Most studies focused on structure, frequency, and association measures of collocates while other studies focused on semantic prosody and collocation competence. …”
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    Article
  16. 1856

    Species richness is not a good predictor for above-ground biomass in a warm temperate deciduous broadleaf forest by Chunmei He, Yushan Li, Xiaoxia Dai, Na Liu, Fangfang Wu, Jiangbo Yan, Meiping Gao, Yonghui Liang, Zuoqiang Yuan, Zhanqing Hao, Qiulong Yin

    Published 2025-01-01
    “…Structural equation model was used to determine the direct or indirect effects of each factor on AGB. …”
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    Article
  17. 1857

    Assessing the Impacts of Adaptation to Native‐Range Habitats and Contemporary Founder Effects on Genetic Diversity in an Invasive Fish by Thaïs A. Bernos, Zdenek Lajbner, Petr Kotlík, Jacklyn M. Hill, Silvia Marková, Jonah Yick, Nicholas E. Mandrak, Ken M. Jeffries

    Published 2024-10-01
    “…We examined genetic structure among these populations and accounted for long‐term evolutionary history within the native range to assess whether introduced populations exhibited lower genetic diversity than native populations. …”
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    Article
  18. 1858

    Growth and yield of lodgepole pine stands disturbed by mountain pine beetle in the Lower Foothills of Alberta by W. Richard Dempster, Sharon Meredith

    Published 2021-01-01
    “…The degree to which timber production is naturally restored in such stands will depend to a large extent on the amount and composition of non-pine advance growth and regeneration. Variation in attack severity and tree species composition will, in the absence of clearcutting following disturbance, result in increased diversity in stand and forest structure. …”
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    Article
  19. 1859
  20. 1860