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Showing 181 - 200 results of 1,018 for search 'complex (selection OR detection) coefficient', query time: 0.15s Refine Results
  1. 181

    Poly(Vinyl Alcohol) Drug and PVA–Drug–Surfactant Complex Organogel with Dimethyl Sulfoxide as a Drug Delivery System by Sabina Otarbayeva, Dmitriy Berillo

    Published 2024-11-01
    “…The swelling behavior of the hydrogels was studied, showing a swelling coefficient between 16 and 32%, indicating their ability to absorb liquid relative to their weight. …”
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    Article
  2. 182
  3. 183

    Numerical Simulation of Frost Heave and Thaw Settlement Characteristics in a Complex Pipe–Soil System in the Seasonally Frozen Ground by Qinglin Li, Pengrui Feng, Rui Wang, Ni An, Ruiguang Bai, Guang Yang, Xinlin He, Ping Lin, Zixu Hu

    Published 2025-04-01
    “…The simulations were performed with the coefficient-type partial differential equation (PDE) module in COMSOL Multiphysics. …”
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  4. 184
  5. 185

    Classification of Paddy Rice Planting Area Through Feature Selection Method Using Sentinel-1/2 Time Series Images by Shiyu Zhang, Pengao Li, Yong Xie, Wen Shao, Xueru Tian

    Published 2025-01-01
    “…The correlation-based feature selection and greedy step wise algorithms performed the best, with an OA of 93.97% and a Kappa coefficient (Kappa) of 0.9176, producing less mapping noise and higher classification accuracy for paddy rice. …”
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    Article
  6. 186
  7. 187

    Improving Spectrum Sensing for Cognitive Radio Network Using the Energy Detection with Entropy Method by Mustefa Badri Usman, Ram Sewak Singh, Satyasis Mishra, Davinder Singh Rathee

    Published 2022-01-01
    “…Spectrum sensing is a critical step in discovering spectrum gaps in CR. Matching filter detection, energy detection (ED), cyclostationary detection, correlation coefficient detection, and wavelet detection are some of the frequency band sensing techniques. …”
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    Article
  8. 188

    Development and evaluation of KNLNTS-cement composites for use as piezoelectric sensors in structural health monitoring applications by Phongthorn Julphunthong, Pongsak Wiwatrojanagul, Pithiwat Tiantong, Theerachai Bongkarn, Rattiyakorn Rianyoi, Ruamporn Potong

    Published 2025-03-01
    “…Detailed investigations of dielectric properties revealed a consistent rise in piezoelectric coefficient (8.40–24.15 pC/N) with increasing KNLNTS content, making these composites suitable for sensitive detection of stress, strain, and cracking in concrete. …”
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    Article
  9. 189

    Genetic Artificial Hummingbird Algorithm-Support Vector Machine for Timely Power Theft Detection by Emmanuel Gbafore, Davies Rene Segera, Cosmas Raymond Mutugi Kiruki

    Published 2024-01-01
    “…These findings address important metaheuristic optimization gaps highlighting the model’s potential for power theft detection.…”
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  10. 190

    Research on the Rapid Detection of Formaldehyde Emission From Wood-Based Panels Based on the AMSHKELM by Yinuo Wang, Huanqi Zheng, Hua Wang, Yucheng Zhou

    Published 2025-01-01
    “…To enable quick and accurate detection of formaldehyde emissions from wood-based panels and to address the complexities of the full-scale chamber method and the inaccuracy of sensor-based methods, a modified formaldehyde emission model based on AdaBoost-MSBKA-SVMD-HKELM (AMSHKELM) is proposed. …”
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  11. 191
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  13. 193

    Optimizing Image Watermarking with Dual-Tree Complex Wavelet Transform and Particle Swarm Intelligence for Secure and High-Quality Protection by Abed Al Raoof Bsoul, Alaa Bani Ismail

    Published 2025-01-01
    “…We embed the bits of a binary logo into the least significant bits of these selected coefficients, creating the watermarked image. …”
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  14. 194

    Fault Detection and Protection Strategy for Multi-Terminal HVDC Grids Using Wavelet Analysis by Jashandeep Kaur, Manilka Jayasooriya, Muhammad Naveed Iqbal, Kamran Daniel, Noman Shabbir, Kristjan Peterson

    Published 2025-02-01
    “…Unlike AC systems, HVDC systems lack natural zero-crossing points, making fault isolation more complex. This paper presents the implementation of a wavelet-based protection algorithm to detect faults in a four-terminal VSC-HVDC grid, modelled in MATLAB and SIMULINK. …”
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  15. 195
  16. 196

    Synthesis, Crystallographic Structure, Stability, and HSA-Binding Affinity of a Novel Copper(II) Complex with Pyridoxal-Semicarbazone Ligand by Violeta Jevtovic, Aleksandra Rakić, Jelena M. Živković, Aljazi Abdullah Alrashidi, Maha Awjan Alreshidi, Elham A. Alzahrani, Odeh A. O. Alshammari, Sahar Y. Rajeh, Mostafa A. Hussien, Dušan Dimić

    Published 2024-12-01
    “…A comparison between the experimental and theoretical bond lengths and angles was undertaken to verify the applicability of the selected level of theory. The obtained high correlation coefficients and low mean absolute errors confirmed that the optimized structure is suitable for further investigating the interactions between donor atoms and copper, along with the interactions between species in a neutral complex, using the Quantum Theory of Atoms in Molecules approach. …”
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  17. 197

    Main control factors affecting mechanical oil recovery efficiency in complex blocks identified using the improved k-means algorithm. by Qiuyu Lu, Suling Wang, Minzheng Jiang, Yanchun Li, Kangxing Dong

    Published 2021-01-01
    “…Next, the moisture value was calculated to obtain the weight of each factor used as a coefficient to calculate the Euclidean distance. Finally, the initial centre point selection of the k-means algorithm problem was solved by combining the dbscan and weighted k-means algorithm. …”
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  18. 198
  19. 199

    Quantitative evaluation of influencing factors for landslide, rockfall and debris flow hazards in the Nyingchi area of Xizang Autonomous Region by Mingwei YU, Yonggang GUO, Libin SU

    Published 2024-12-01
    “…In order to quantitatively analyze the sensitivity of hazards in the Nyingchi area to the impact factors, this study, based on GIS and the certainty coefficient analysis method, selected ten factors, including elevation, slope aspect, topographic relief, and topographic humidity index, to conduct sensitivity analysis on landslide, rockfall and debris flow hazards. …”
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  20. 200

    Study on diffusion patterns of multi-component systems in porous media of carbonate gas storage by ZHANG Ruihan, HU Bo, PENG Xian, ZHANG Fei, WANG Yongchao, ZHAO Yulong

    Published 2025-08-01
    “…Through comparative analysis of fitting results, the optimal mathematical model for gas diffusion coefficients applicable to multiscale carbonate reservoirs was selected. …”
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    Article