Showing 481 - 500 results of 844 for search '(functional OR function) principal components analysis', query time: 0.20s Refine Results
  1. 481

    Examining the Variability in Planetary Boundary Layer Height over Thailand: Correlations with ENSO and Aerosol Optical Depth by Sirapong Sooktawee, Khwanruthai Renuhom, Siriwan Kaewket, Aduldech Patpai, Pramet Kaewmesri, Thongchai Kanabkaew, Pichnaree Lalitaporn

    Published 2025-03-01
    “…EOF analysis reveals three interesting principal components (DecPC2, JanPC3, and FebPC2) that account for 11.3–23.5% of the total PBLH variance and that exhibit spatial correlation patterns resembling ENSO-induced patterns. …”
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    Article
  2. 482

    Examining the Variability in Planetary Boundary Layer Height over Thailand: Correlations with ENSO and Aerosol Optical Depth by Sirapong Sooktawee, Khwanruthai Renuhom, Siriwan Kaewket, Aduldech Patpai, Pramet Kaewmesri, Thongchai Kanabkaew, Pichnaree Lalitaporn

    Published 2025-03-01
    “…EOF analysis reveals three interesting principal components (DecPC2, JanPC3, and FebPC2) that account for 11.3–23.5% of the total PBLH variance and that exhibit spatial correlation patterns resembling ENSO-induced patterns. …”
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    Article
  3. 483

    Insights of cellular and molecular changes in sugarcane response to oxidative signaling by Lucas Felipe Silva, Kellya F. M. Barreto, Helaine Cristiane Silva, Iara Dantas de Souza, Carlos H. S. G. Meneses, Adriana F. Uchôa, Katia C. Scortecci

    Published 2025-01-01
    “…Bioinformatics, including Principal Component Analysis, revealed distinct proteomic profiles in roots and leaves, indicating tissue-specific metabolic reprogramming. …”
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    Article
  4. 484

    Effects of exogenous SLs on growth and physiological characteristics of flue-cured tobacco seedlings under different degrees of drought stress by Xiao-dong Wang, Yi-nan Zhang, Xiao-guo Wang, Ye Zhuang, Shao-hua Ge

    Published 2025-01-01
    “…The primary drought tolerance traits were identified from 29 related indicators, including agronomic traits, photosynthetic efficiency, reactive oxygen metabolism, antioxidant enzyme activities, osmotic regulators, and hormone regulation, using affiliation function, principal component analysis, and cluster analysis to categorize the traits. …”
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    Article
  5. 485

    Resilient heritage language maintenance: the interplay of family, culture, and pragmatic choices by Orsolya Bilgory-Fazakas, Sharon Armon-Lotem, Sharon Armon-Lotem

    Published 2025-04-01
    “…Self-rated language fluency was measured using the CEFR scale, and data were analysed using Principal Component Analysis (PCA) and multilinear regression to identify predictors of HL transmission and maintenance. …”
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    Article
  6. 486

    NORDIC denoising on VASO data by Lasse Knudsen, Lasse Knudsen, Luca Vizioli, Federico De Martino, Lonike K. Faes, Daniel A. Handwerker, Steen Moeller, Peter A. Bandettini, Peter A. Bandettini, Laurentius Huber

    Published 2025-01-01
    “…NOise Reduction with DIstribution Corrected (NORDIC) PCA (principal component analysis) is a denoising technique specifically aimed at suppressing thermal noise, which has proven useful for increasing the SNR of high-resolution functional data. …”
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    Article
  7. 487

    Transcriptome profiling of Hyacinthus orientalis L. cultivars in floral pigmentation by Kwan-Ho Wong, Hoi-Yan Wu, Cheryl Wood-Yee Shum, Jerome Ho-Lam Hui, Pang-Chui Shaw, David Tai-Wai Lau

    Published 2025-04-01
    “…The reproducibility and variability of our dataset were assessed through correlation analysis and principal component analysis, respectively. …”
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    Article
  8. 488

    Population structure in a fungal human pathogen is potentially linked to pathogenicity by E. Anne Hatmaker, Amelia E. Barber, Milton T. Drott, Thomas J. C. Sauters, Adiyantara Gumilang, Ana Alastruey-Izquierdo, Dea Garcia-Hermoso, Justin L. Eagan, Nancy P. Keller, Dimitrios P. Kontoyiannis, Oliver Kurzai, Antonis Rokas

    Published 2025-08-01
    “…We use single nucleotide polymorphisms to build a phylogeny, analyze admixture, and perform discriminant analysis of principal components. We identify five A. flavus populations, including a new population, D, corresponding to distinct clades in the genome-wide phylogeny. …”
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    Article
  9. 489

    Enterotype-stratified gut microbial signatures in MASLD and cirrhosis based on integrated microbiome data by Heng Yuan, Heng Yuan, Junyu Zhou, Junyu Zhou, Xuangao Wu, Shiwei Wang, Sunmin Park, Sunmin Park

    Published 2025-05-01
    “…Enterotype classification was performed using principal component analysis, with advanced bioinformatics tools, including Linear Discriminant Analysis Effect Size (LEfSe), eXtreme Gradient Boosting (XGBoost), and Deep Cross-Fusion Networks for Genome-Scale Identification of Pathogens (DCiPatho), to identify differentially abundant microbes and potential pathogens. …”
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  10. 490

    Determination of Trace Elements in Corydalis conspersa and Corydalis linarioides by ICP-AES by Qing Du, Yanguo Cai, Zhi Chen, Dongliang Wei, Yande Cao, Ying Chen, Shulin Yu, Qianqian Zhao, Jiang Wu, Mingdi Liu

    Published 2020-01-01
    “…A 3-factor model was obtained by principal component analysis which could clarify 82.46% of the total experimental data; the factors of Al, Fe, Mg, Na, P, Ca, Cu, Si, and Zn had great influence on the efficacy of 21 kinds of medicinal materials. …”
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    Article
  11. 491

    Is telomere length a biomarker for aging: cross-sectional evidence from the west of Scotland? by Geoff Der, G David Batty, Michaela Benzeval, Ian J Deary, Michael J Green, Liane McGlynn, Alan McIntyre, Tony Robertson, Paul G Shiels

    Published 2012-01-01
    “…In the majority of cases, telomere length adds predictive power to that of age, although it was not nearly as good a predictor overall. We used principal components analysis to form two composites from the measures of functioning, one including telomere length and the other not including it. …”
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    Article
  12. 492

    Shapley additive explanations based feature selection reveals CXCL14 as a key immune-related gene in predicting idiopathic pulmonary fibrosis by Bin Chen, Lu Huan, Junyu Lu, Jinhe Yuan

    Published 2025-08-01
    “…Data were annotated and normalized to minimize batch effects and technical variability. Principal Component Analysis (PCA) verified preprocessing efficacy. …”
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    Article
  13. 493

    New composite phenotypes enhance chronic kidney disease classification and genetic associations. by Kim Ngan Tran, Heidi G Sutherland, Andrew J Mallett, Lyn R Griffiths, Rodney A Lea

    Published 2025-05-01
    “…This knowledge gap may partly arise from the reliance on single biomarkers, such as estimated glomerular filtration rate (eGFR), to assess kidney function. To address this limitation, we developed and applied a novel multi-phenotype approach, combinatorial Principal Component Analysis (cPCA), to better understand the complex genetic architecture of CKD. …”
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    Article
  14. 494

    A Statistical Optimization Method for Sound Speed Profiles Inversion in the South China Sea Based on Acoustic Stability Pre-Clustering by Zixuan Zhang, Ke Qu, Zhanglong Li

    Published 2025-07-01
    “…Disturbance mode principal component analysis is first used to extract characteristic parameters, and then a machine learning clustering algorithm is adopted to pre-classify SSP samples according to acoustic stability. …”
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  15. 495

    Hydrochemical Characteristics and Control Factors of Strontium Enrichment of Groundwater in the Eastern Sanjiang Plain, China by Jingjie Li, Mingguo Wang, Tao Yang, Sheng Lian, Huaisheng Zhang, Chao Bian, Xuqing Wang, Shixiong Tian

    Published 2025-01-01
    “…Strontium (Sr) is one of the essential trace elements in the human body, which has important biological significance for human physiological function. In this paper, 41 groundwater samples collected from Shengli Farm in the eastern Sanjiang Plain were used to study the hydrochemical characteristics of Sr2+ enrichment and its control factors by correlation analysis, principal component analysis, and Gibbs model, which is helpful to guide the rational development and utilization of local groundwater resources and ecological environment protection.The findings indicate that the groundwater exists in a reducing environment characterized by acidity and low salinity, with predominant cations being Ca2+ and Mg2+, and predominant anions being HCO3−. …”
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  16. 496

    Carbon Metabolic Profiling as a Response to Previous Plant Mycotrophy and Soil Disturbance in Wheat Growth by Taiana Conceição, Galdino Andrade, Isabel Brito

    Published 2024-12-01
    “…In the legume, an increase in the metabolism of amine/amides and phenolic acids was observed, whilst in the grass, an increase in the metabolism of phosphate-carbons (P carbon) and carbohydrates was more evident. Principal component analysis showed that a grouping in the distinct phases of the experiment correlated with the widening of the metabolism of amino acids, carboxylic acids, and carbohydrates. …”
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    Article
  17. 497
  18. 498

    NC Machine Tools Fault Diagnosis Based on Kernel PCA and k-Nearest Neighbor Using Vibration Signals by Zhou Yuqing, Sun Bingtao, Li Fengping, Song Wenlei

    Published 2015-01-01
    “…This paper focuses on the fault diagnosis for NC machine tools and puts forward a fault diagnosis method based on kernel principal component analysis (KPCA) and k-nearest neighbor (kNN). …”
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    Article
  19. 499

    Global Clustering Quality Coefficient Assessing the Efficiency of PCA Class Assignment by Mirela Praisler, Stefanut Ciochina

    Published 2014-01-01
    “…An essential factor influencing the efficiency of the predictive models built with principal component analysis (PCA) is the quality of the data clustering revealed by the score plots. …”
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    Article
  20. 500

    AN ASSESSMENT OF THE DISPLACEMENT OF A CAM FOLLOWER USING REGULA FALSI METHOD by KOLAWOLE ADESOLA OLADEJO, DARE ADERIBIGBE ADETAN, ADEKOLA OLAYINKA OKE, RAHAMAN ABU, GANIU AYOOLA LAMID

    Published 2021-06-01
    “… Cam is a mechanical component that transforms circular motion to reciprocating motion by using mating component, called the follower. …”
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