Search alternatives:
decomposition » composition (Expand Search)
Showing 1,661 - 1,680 results of 1,939 for search 'model decomposition methods', query time: 0.12s Refine Results
  1. 1661

    A novel approach to retrieving the surface soil freeze/thaw state in the Qinghai-Tibetan Plateau using the seasonality of CYGNSS time series by Qi Liu, Shuangcheng Zhang, Zhongmin Ma, Xin Zhou, Tao Wang

    Published 2025-03-01
    “…This study presents a Seasonal-Trend Decomposition using Loess and Long Short-Term Memory (STL-LSTM) method to detect spatiotemporal variations in soil F/T on the QTP using time series data from the Cyclone Global Navigation Satellite System (CYGNSS). …”
    Get full text
    Article
  2. 1662

    Research on Deep Integration of the “Belt and Road” Aviation Network Based on Community Structure from the Perspective of China by Hongguang Yao, Huihui Xiao

    Published 2023-01-01
    “…The key node identification model in the community is constructed, the hierarchy of each community network is analyzed using the k-core decomposition method, the core node set of the community network is found, the core boundary node set of four aviation community networks is identified, the core node set and core boundary nodes are analyzed repeatedly, and the key node set of the whole network is obtained. …”
    Get full text
    Article
  3. 1663

    Design and Research of Dual-Mode Power Generation Device Based on Improved Oscillating Buoy by Fanglin Chen, Xiaori Wang, Qiufen Li, Deyv Chen, Zhiquan Gao, Jiachan Lai, Kaiwu Cai

    Published 2024-11-01
    “…Then, the Froude–Krylov hypothesis method and the oscillating buoy body decomposition method were used to calculate the combined force in the vertical direction of the buoy, and combined with other forces, the maximum wave force on the buoy was determined. …”
    Get full text
    Article
  4. 1664

    Global, regional, and national burden of neglected tropical diseases and malaria, 1990–2021 by Talaiti Tuergan, Aimitaji Abulaiti, Alimu Tulahong, Ruiqing Zhang, Yingmei Shao, Tuerganaili Aji

    Published 2025-07-01
    “…Next, linear regression models were employed to analyze temporal trends. We then utilized four predictive models to forecast the future burden. …”
    Get full text
    Article
  5. 1665

    Global, Regional, and National Burden of Cardiovascular Diseases Associated with Particulate Matter Pollution: A Systematic Analysis of Deaths and Disability-Adjusted Life Years wi... by Yi He, Qiongyue Zhang, Ting Zhou, Ying Lan

    Published 2025-04-01
    “…Joinpoint regression models were used to describe the temporal trends of CVD burdens, while the Bayesian age–period–cohort (BAPC) models were employed to project the CVD burdens through 2030. …”
    Get full text
    Article
  6. 1666

    Distributed Optimal Power and Rate Control in Wireless Sensor Networks by Meiqin Tang, Jianyong Bai, Jing Li, Yalin Xin

    Published 2014-01-01
    “…In real networks, nodes interfere with each other in the procedure of transmitting signal, which may lead to signal transmission failure and may negatively have impacts on networks throughput. Using dual decomposition techniques, the NUM problem is decomposed into two distributed subproblems, and then the conjugate gradient method is applied to solve the optimization problem with the calculation of the Hessian matrix and its inverse in order to guarantee fast convergence of the algorithm. …”
    Get full text
    Article
  7. 1667

    Note on warped compactification. Finite brane potentials and non-Hermiticity by Sudhakantha Girmohanta, Yuichiro Nakai, Motoo Suzuki, Yaoduo Wang, Junxuan Xu

    Published 2024-08-01
    “…Abstract We study radius stabilization in the Randall-Sundrum model without assuming any unnaturally large stabilizing scalar potential parameter at the boundary branes (γ) by the frequently used superpotential method. …”
    Get full text
    Article
  8. 1668

    Direct synthesis, selective anion exchange, and DFT characterization of novel energetic heteroanionic dicationic ionic liquids by Hasan Momeni, Kurosh Rad-Moghadama

    Published 2025-05-01
    “…Thermal analysis of the parent HeDIL by using a model-free iso-conversional method revealed that its exothermic decomposition has a complex kinetics.…”
    Get full text
    Article
  9. 1669

    Transient Horizontal Response of a Pipe Pile in Saturated Soil with a Flexible Support at the Pile Head by Ao Su, Min Zhang, Wei Shang, Qiqi Wang

    Published 2025-01-01
    “…The potential function is introduced, and the three-dimensional wave equation for saturated soils is decoupled using operator decomposition and the method of separation of variables. …”
    Get full text
    Article
  10. 1670

    Dependence and Risk Spillover among Hedging Assets: Evidence from Bitcoin, Gold, and USD by Jiang Yu, Yue Shang, Xiafei Li

    Published 2021-01-01
    “…Furthermore, we investigate these effects at various short- and long-term horizons using a variational model decomposition (VMD) method. The empirical results show that there is strong negative dependence between gold and USD, but Bitcoin and gold are weakly and positively connected. …”
    Get full text
    Article
  11. 1671

    Comprehensive toxicity assessment of silver nanoparticles on Bacteria, human vein endothelial cells, and Caenorhabditis Elegans by Bircan Dinç

    Published 2025-03-01
    “…In this study, it was investigated the effects of AgNPs on bacteria (Escherichia coli and Bacillus subtilis), a model organism (Caenorhabditis elegans), and human vein endothelial cells (HUVECs) at low concentrations (10, 30, and 50 μg/mL).The AgNPs were synthesized using a chemical reduction method and thoroughly characterized, showing a hydrodynamic size of 55 nm, a zeta potential of −57 mV, and thermal decomposition temperatures ranging from 182 to 318 °C. …”
    Get full text
    Article
  12. 1672

    Computational thinking on concept pattern number: A study learning style Kolb by Ratni Purwasih, Turmudi Turmudi, Jarnawi Afgani Dahlan, Naufal Ishartono

    Published 2024-02-01
    “…This research aimed to determine how the number pattern concept's computational thinking characteristic picture was reviewed from the Kolb model's learning style. The research method used in this study is qualitative descriptive. …”
    Get full text
    Article
  13. 1673

    Forecasting research of mixing uniformity of cerium chloride solution under microwave heating by Lv Chao, Liu Yanlong, Zhang Lu Lu

    Published 2025-01-01
    “…The selected forecast model saves time and energy and can accurately forecast the above situation. …”
    Get full text
    Article
  14. 1674

    Tracking 35 years of progress in metallic materials for extreme environments via text mining by Xin Wang, Anshu Raj, Yanqing Su, Shuozhi Xu, Kun Lu

    Published 2025-07-01
    “…The model’s performance was evaluated using inputs categorized into materials, properties, and applications, demonstrating its ability to identify relevant metallic materials to the three input categories. …”
    Get full text
    Article
  15. 1675

    FDAE: Lightweight Privacy Protection Based on Face Detection and Image Encryption by Li You, Qianqian Liu, Shuai Li, Tianyu Yang

    Published 2025-01-01
    “…This approach achieves detection accuracies of 96.4% (Easy), 94.8% (Medium), and 90.3% (Hard) categories, representing improvements of 1.3%, 1.4%, and 4.8% over the baseline YOLOv7 model, respectively. Subsequently, a lightweight encryption method, which combines Logistic and PWLCM chaotic systems with DNA encoding, is applied to the detected facial regions. …”
    Get full text
    Article
  16. 1676

    Remote sensing image fusion based on real time image smoothing and image similarity by Yanfang Hou, Kaixuan Guo, Xueyan Bi

    Published 2025-12-01
    “…Subsequently, a hybrid algorithm model based on non-negative matrix factorization and block term decomposition is used to fuse remote sensing images. …”
    Get full text
    Article
  17. 1677

    Hybrid Crow Search Algorithm–LSTM System for Enhanced Stock Price Forecasting by Chang-Long Jiang, Yi-Kuang Tsai, Zhen-En Shao, Shih-Hsiung Lee, Cheng-Che Hsueh, Ko-Wei Huang

    Published 2024-12-01
    “…This system allows investors to effectively avoid risks and enhance profits by predicting the closing price the following day. This method utilizes a stacking ensemble of long short-term memory (LSTM) networks, with the crow search algorithm (CSA) optimizing the weights assigned to the predictions from multiple LSTM models. …”
    Get full text
    Article
  18. 1678

    Towards an RFI Mitigation Algorithm in Synthetic Aperture Interferometer Radiometry: Application to the SMOS Space Mission by Ali Khazaal

    Published 2025-01-01
    “…Comparison with ocean model BT confirms that the corrected BT remains physically consistent and aligned with model expectations. …”
    Get full text
    Article
  19. 1679

    Tracheal, bronchus, and lung cancer among older adults: thirty-year global burden trends, precision medicine breakthroughs, and lingering barriers by Hongquan Xing, Cong Wu, Weichang Yang, Shanshan Cai, Xinyi Zhang, Xiaoqun Ye

    Published 2025-05-01
    “…The Bayesian Age‒Period‒Cohort (BAPC) model forecasted trends over the next 14 years. The analyses were performed with Joinpoint software and the R software. …”
    Get full text
    Article
  20. 1680

    Trend analysis and epidemiological forecasting of colorectal Cancer mortality among reproductive-age women in sub-Saharan Africa by Jiefeng Zhao, Daxing Miao, Tao Yang, Jiang Chen, Xiangquan Lai

    Published 2025-08-01
    “…The Das Gupta decomposition method quantified the contributions of aging, population growth, and epidemiological changes. …”
    Get full text
    Article