Search alternatives:
coefficient » efficient (Expand Search)
Showing 1,141 - 1,160 results of 7,046 for search 'determined coefficient (method OR methods)', query time: 0.21s Refine Results
  1. 1141

    Comparative Study of Multiple Supervised Classification Methods to Map Land Use in Local and Regional Scales (Case Study:Kan and Karaj Rivers Basin) by Maryam Alizadeh, Rooholah Mirzaee, Saedhosain Kiya

    Published 2016-10-01
    “…So, apart of the method, acceptable land cover/use map only can be extracted by increasing the number of training points and accurately determining the location of training points in two Anderson levels. …”
    Get full text
    Article
  2. 1142

    Effects of repeated etching cycles using 15% hydrochloric acid on enamel loss and relative attenuation coefficient in resin infiltration by Dayang Fadzlina Abang Ibrahim, Noren Nor Hasmun, Yih Miin Liew, Annapurny Venkiteswaran

    Published 2024-02-01
    “…However, anecdotal evidence suggests that favorable esthetics outcomes can be obtained by increasing the etching cycles. Aim: To determine the incremental and total enamel loss when enamel surfaces are exposed to multiple etching cycles and to assess the relative attenuation coefficient after multiple etching cycles and resin infiltration treatment. …”
    Get full text
    Article
  3. 1143

    Comparative Study on Molecular Weight of Konjac Glucomannan by Gel Permeation Chromatography-Laser Light Scattering-Refractive Index and Laser Light-Scattering Methods by Mei Xu, Dong-Sheng Li, Bin Li, Chao Wang, Yu-Peng Zhu, Wen-Ping Lv, Bi-Jun Xie

    Published 2013-01-01
    “…The results show that the determination results of molecular weight of KGM are similar by two method, the molecular weight of KGM is 2.476×105 g/mol by online method measured, and it is 2.508×105 g/mol by single method measured, compared with only 1.3% difference between the two methods. …”
    Get full text
    Article
  4. 1144

    Development of LC-MS/MS and GC-MS/MS Methods for the Detection of Ethyl Glucuronide (EtG) and Ethyl Palmitate (EtPa) in Hair by Sharnette Ashiru, Ethan Webster, Benjamin Barrett, Mathew Wade, Brian Rooney

    Published 2025-06-01
    “…Both EtG and EtPa methods obtained a coefficient of determination (r2) above 0.999 across concentration ranges of 4, 8, 16, 24, 48, and 96 pg/mg and 120, 240, 360, 480, 600, and 720 pg/mg. …”
    Get full text
    Article
  5. 1145

    In-Depth Analysis of Ka-Band Integrated Commercial Beamformer Non-Idealities in Phased Array Calibration and Pattern Prediction Methods for 5G Scenarios by Jorge Calatayud Maeso, Xiaoliang Sun, Alfonso Tomas Muriel-Barrado, Fernando Rodriguez Varela, Pablo Sanchez-Olivares, Jose-Manuel Fernandez-Gonzalez, Manuel Sierra Castaner

    Published 2025-01-01
    “…Simulations are executed to compare the REV method with a Selective-REV variant, designed to enhance coefficient prediction accuracy by leveraging a priori knowledge of phase-shifter amplitude deviations. …”
    Get full text
    Article
  6. 1146

    Analysis of Key Factors Affecting Water Disaster in Deep Mining and Establishment of a Water Disaster Evaluation Method Suitable for Different Mining Depths by Jianghui He, Wenping Li, Wei Qiao, Zhi Yang, Qiqing Wang

    Published 2021-01-01
    “…In the new method, the critical water inrush coefficient changes with changing q following a negative correlation. …”
    Get full text
    Article
  7. 1147

    Acoustic emission localization model of concrete material based on convolutional neural network by DENG Yongdong, ZHOU Jingren, LU Xiang, CHEN Jiangkang

    Published 2024-01-01
    “…In the X, Y and Z directions, the root mean square errors (<italic>R</italic><sub>MSE</sub>) of the localization model are 0.865 2, 0.826 6 and 0.722 1 respectively, and the mean absolute errors (<italic>M</italic><sub>AE</sub>) are 0.532 2, 0.617 3 and 0.473 3 respectively, and the mean absolute percentage errors (<italic>M</italic><sub>APE</sub>) are 0.222 0, 0.510 1 and 0.051 0 respectively, and the coefficients of determination (<italic>R</italic><sup>2</sup>) are 0.994 2, 0.993 8 and 0.999 3 respectively, which are close to 1. …”
    Get full text
    Article
  8. 1148
  9. 1149

    Numerical illustration using finite difference method for the transient flow through porous microchannel and statistical interpretation of entropy using response surface methodolog... by Pradeep Kumar, A Felicita, Ajaykumar AR, Qasem Al-Mdallal

    Published 2024-12-01
    “…The modeled problem gives rise to partial differential equations, which are computed by finite difference method. Response surface methodology, an optimization technique, is used to attain the optimal conditions for entropy generated for the flow of fluid. …”
    Get full text
    Article
  10. 1150

    Investigation on Thermal Environment of Urban Slow Lane Based on Mobile Measurement Method—A Case Study of Swan Lake Area in Hefei, China by Mengyuan Li, Taotao Shui, Linpo Shi, Ruxue Cao

    Published 2025-01-01
    “…The mobile measurement method was used to determine the heat island intensity distribution of the slow lane in each season of the year. …”
    Get full text
    Article
  11. 1151

    Influence of Different Pulse Length towards Motility and Viability of Ornamental Japanese Carp (Cyprinus carpio Var. Koi) Sperm through Electroporation Method by Diana Aisyah, Agoes Soeprijanto, Yuni Kilawati

    Published 2017-06-01
    “…Successful studies about implementation of electroporation method which sperm becomes gene transfer medium for fish transgenesis have reported. …”
    Get full text
    Article
  12. 1152

    Development and Application of a UPLC–MRM–MS Method for Quantifying Trimethylamine, Trimethylamine-N-Oxide, and Related Metabolites in Individuals with and Without Metabolic Syndro... by Mohammed E. Hefni, Cornelia M. Witthöft

    Published 2025-02-01
    “…Pure methanol resulted in a higher extractability of TMA (up to two-fold) compared to both pure acetonitrile and various methanol/acetonitrile mixtures. The quantification method showed high linearity within the tested range of 0.0625–100 μmol/L (determination coefficient > 0.999) and an intra- (<i>n</i> = <i>3</i>) and inter-day (<i>n</i> = 9) precision of 2–8% along with an average recovery of above 94% for all metabolites (TMAO, TMA, choline, betaine, L-carnitine, acetyl-L-carnitine, and propionyl-L-carnitine). …”
    Get full text
    Article
  13. 1153

    Estimation of reference evapotranspiration in South Korea using GK-2A AMI channel data and a tree-based machine learning method by Bu-Yo Kim, Joo Wan Cha

    Published 2024-12-01
    “…The estimated SAT ETo was compared to the ASOS ETo, which was estimated using meteorological variables from the Automated Synoptic Observing System (ASOS) and the Penman–Monteith method. The hourly SAT ETo demonstrated an estimated accuracy with a relative bias (rBias) of −0.26%, a relative root mean square error (rRMSE) of 34.01%, and a coefficient of determination (R2) of 0.94, whereas the daily SAT ETo exhibited an estimated accuracy with an rBias of −0.25%, an rRMSE of 8.30%, and an R2 of 0.97. …”
    Get full text
    Article
  14. 1154

    Estimation of the Monthly Mean Temperature Values of the Eastern Black Sea Basin with Statistical Downscaling Method Using EraInterim Re-analysis Data by Sinan Nacar, Murat Kankal, Umut Okkan

    Published 2021-01-01
    “…Statistical downscaling methods are based on determination of statistical relationships between low resolution atmospheric variables and measured climate parameters from meteorological stations. …”
    Get full text
    Article
  15. 1155
  16. 1156

    Verification of the method for classifying the technical state of a turboshaft engine fuel regulator in the space of operational process parameters under factory test conditions by Ihor Ohanian, Sergiy Yepifanov

    Published 2025-03-01
    “…It was determined that the method demonstrates high efficiency in most operational modes; however, its accuracy depends on the degree of correlation between the diagnosed structural parameters and the precision of the mathematical model identification. …”
    Get full text
    Article
  17. 1157

    Relaxation-exchange magnetic resonance imaging (REXI): a non-invasive imaging method for evaluating trans-barrier water exchange in the choroid plexus by Xuetao Wu, Qingping He, Yu Yin, Shuyuan Tan, Baogui Zhang, Weiyun Li, Yi-Cheng Hsu, Rong Xue, Ruiliang Bai

    Published 2024-11-01
    “…This study was conducted to develop a novel, contrast-agent-free MRI technique, termed relaxation-exchange magnetic resonance imaging (REXI), for evaluating CP-CSF water transport, a potential biomarker of CP function. Methods REXI utilizes the inherent and large difference in magnetic resonance transverse relaxation times (T 2s) between CP tissue (e.g., blood vessels and epithelial cells) and CSF. …”
    Get full text
    Article
  18. 1158

    Voltammetric Determination of Codeine on Glassy Carbon Electrode Modified with Nafion/MWCNTs by Robert Piech, Martyna Rumin, Beata Paczosa-Bator

    Published 2015-01-01
    “…The repeatability of the method at a 0.6 μg·L−1 concentration level, expressed as the RSD, is 3.7% (for n=5). …”
    Get full text
    Article
  19. 1159

    Localization and Diagnosis of Short-Circuit Faults in Transformer Windings Injected by Damped Oscillatory Wave by Chengbo Hu, Xueqiong Zhu, Yongling Lu, Ziquan Liu, Zhen Wang, Zhengyu Liu, Kangyong Yin

    Published 2024-12-01
    “…By analyzing transfer function variations across different phases, the location of a fault can be effectively determined. Furthermore, the correlation coefficient and absolute logarithmic deviation provide a clear indication of the fault severity. …”
    Get full text
    Article
  20. 1160

    Experimental investigation of indoor convective and radiative heat transfer coefficient for a thermally activated building system in tropical climate conditions by T. Vivek, C. Rakesh, K. Balaji, Ananth Pai

    Published 2025-06-01
    “…Thermally activated building systems (TABS) are one of the most commonly utilised structural cooling methods in construction industries. This method of structural cooling has pipes encapsulated in building surfaces. …”
    Get full text
    Article