Showing 7,621 - 7,640 results of 13,904 for search '"estimator"', query time: 0.09s Refine Results
  1. 7621

    Chemometric-Assisted Spectrophotometric Method for the Simultaneous Determination of Ciprofloxacin and Doxycycline Hyclate in Pharmaceutical Formulations by Tadele Eticha, Getu Kahsay, Fitsum Asefa, Teklebrhan Hailu, Hailekiros Gebretsadik, Tesfamichael Gebretsadikan, Boovizhikannan Thangabalan

    Published 2018-01-01
    “…Two chemometrics methods—principal component regression and partial least squares—were developed for simultaneous spectrophotometric estimation of ciprofloxacin and doxycycline hyclate in pharmaceutical dosage forms without any pretreatment. …”
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  2. 7622

    Failure and Ejection Behavior of Concrete Materials under Internal Blast by Haifu Wang, Jianguang Xiao, Yuanfeng Zheng, Qingbo Yu

    Published 2016-01-01
    “…Moreover, an algorithm of average ejection speed is developed to effectively estimate the drill capacity of high velocity, energetic (HE) projectiles. …”
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  3. 7623

    Deadwood Diversity of Boreal and Sub-boreal Old-growth Forests in Southern Finland by Isabella De Meo, Roberta Pastorelli, Francesko Vitali, Alessandro Paletto

    Published 2024-01-01
    “…Five indicators of deadwood diversity (deadwood amount and diversity by species, component, decay class, water reservoir in logs) were estimated and analysed. The results showed an average deadwood volume of approximately 85±28 m3·ha−1 diversified by decay class and component. …”
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  4. 7624

    A Review on the Cosmeceutical and External Applications of Nigella sativa by Ahmad M. Eid, Nagib A. Elmarzugi, Laila M. Abu Ayyash, Maher N. Sawafta, Hadeel I. Daana

    Published 2017-01-01
    “…It is estimated by the World Health Organization (WHO) that most of the world’s population depends on herbal medicine for their health care. …”
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  5. 7625

    Reproductive histology of the saddled seabream Oblada melanura in the southern Mediterranean Sea (Tunisian coast) by Kalai Saoussen, Khoufi Widien, Meriem Sadok Ben

    Published 2024-06-01
    “…During the spawning period, it was necessary for the fish to continue feeding in order to support their body development. Estimated lengths at 50% maturity were similar for females (L50 = 17.14 cm) and males (L50 = 17.01 cm).…”
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  6. 7626

    Multivariate Deep Learning Approach for Electric Vehicle Speed Forecasting by Youssef Nait Malek, Mehdi Najib, Mohamed Bakhouya, Mohammed Essaaidi

    Published 2021-03-01
    “…However, vehicles’ speed forecasting is a challenging task, because its estimation is closely related to various features, which can be classified into two categories, endogenous and exogenous features. …”
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  7. 7627

    Analysis of Constraint-Handling in Metaheuristic Approaches for the Generation and Transmission Expansion Planning Problem with Renewable Energy by Lourdes Martínez-Villaseñor, Hiram Ponce, José Antonio Marmolejo-Saucedo, Juan Manuel Ramírez, Agustina Hernández

    Published 2018-01-01
    “…Numerical results are shown to compare the strategies used in the test systems, and key factors such as a prior initialization of population and the estimated minimum number of generations are discussed.…”
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  8. 7628

    Clinical impact of 24-hour pH-metry in esophageal and stomach diseases diagnostics and pharmacological drugs efficacy testing by A. S. Trukhmanov, Olga A. Storonova, V. T. Ivashkin

    Published 2018-08-01
    “…Considerable diagnostic potential of pH-metry allow to verification of disease, individual estimation of the drug efficacy and treatment mode, control of response to carried out treatment, diagnostics of treatment resistance, detection of night «acid breakthrough» episodes and duodenogastric refluxes. …”
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  9. 7629

    Factors associated with violence against adolescents at home in Peru by Renzo Rivera, Walter Arias-Gallegos

    Published 2020-12-01
    “…Raw (PR) and adjusted (PRa) prevalence ratios using Poisson regression with robust variance were estimated. Results. It was found that adolescent women (PRa: 1.4; 95% CI: 1.17-1.68) and adolescents who live in homes where there are continuous fights or arguments between parents or adults who live there (PRa: 2.75; 95% CI: 2.11-3.57) have a higher risk of violence. …”
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  10. 7630

    60GHz Reverse Modulation Fiber-Wireless System with Two Jointed DSP Algorithms by Long Chen, Ziwei He, Lv Zhao, Bin Zhong

    Published 2018-01-01
    “…The DFT-Spread technology helps to reduce the peak-to-average power ratio (PAPR) of the OFDM signal, and the H-averaging technology helps to optimize channel estimation. This is the first time that the two kinds of technology were used together in this reverse modulation system. …”
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  11. 7631

    A fault tolerant control for iced aircraft based on fixed-time incremental dynamic inversion with FTESO by JIANG Feihong, LIU Xiaoxiong, LIU Zhenbao, LI Yu, CHEN Jiaxin

    Published 2024-12-01
    “…In this designed controller, the FTESO is used to estimate the disturbance in the angular acceleration signal, which solves the problem that the robustness of the existing INDI control depends on the accuracy of the angular acceleration. …”
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  12. 7632

    Nitrate Reductase Inhibition Induces Lipid Enhancement of Dunaliella Tertiolecta for Biodiesel Production by Redouane Benhima, Hicham El Arroussi, Issam M. Kadmiri, Najib El Mernissi, Imane Wahby, Iman Bennis, AbdelAziz Smouni, Najib Bendaou

    Published 2018-01-01
    “…In addition, some physical proprieties of biodiesel were estimated and showed that higher heating values were improved by tungstate treatment. …”
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  13. 7633

    Effects of the Grain Size on Dynamic Capillary Pressure and the Modified Green–Ampt Model for Infiltration by Yi-Zhih Tsai, Yu-Tung Liu, Yung-Li Wang, Liang-Cheng Chang, Shao-Yiu Hsu

    Published 2018-01-01
    “…In this study, downward infiltration experiments of sand columns are performed to measure cumulative infiltration and to calculate the wetting front depth and wetting front velocity in sands with different grain sizes. We estimate the equilibrium capillary pressure head or suction head at the wetting front using both the classical Green–Ampt (GAM) and modified Green–Ampt (MGAM) models. …”
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  14. 7634

    Direction of Groove Detection for Wear Image of Four-Ball Friction Test Based on Gray Difference of Inclination Angle by Mei Xiao, Ying Zhang, Haiming Wang, Lei Zhang

    Published 2020-01-01
    “…In order to avoid subjective estimation of the direction of groove by using a tester in the four-ball friction test, an automatic wear angle detection method based on gray difference of inclination angle is proposed in this paper. …”
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  15. 7635

    Improvement of non-alcoholic fatty liver disease treatment by P. I. Seliverstov, V. G. Radchenko

    Published 2014-10-01
    “…Aim of investigation. To estimate efficacy of combined hepatotropic drug «Hepaguard Active» for prevention of progression of non-alcoholic fatty liver disease (NAFLD) at steatosis stage.Material and methods. …”
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  16. 7636

    Investigation on Dynamic Recrystallization Behavior of Martensitic Stainless Steel by Facai Ren, Fei Chen, Jun Chen

    Published 2014-01-01
    “…A new mathematical model to estimate the flow stress under hot deformation conditions up to the peak of the flow curves was developed. …”
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  17. 7637

    Fatigue behavior of damaged concrete beams repaired with composite material by Khamis Hadjazi, A. Hamiani, Sereir Zouaoui, Amziane Sofiane

    Published 2022-10-01
    “…Interface damage scenarios were evaluated for a fatigue load estimated to 90% of the elastic load and another at 60% of the ultimate load Pu.  …”
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  18. 7638

    Melatonin and Angelman Syndrome: Implications and Mathematical Model of Diurnal Secretion by Justyna Paprocka, Marek Kijonka, Piotr Wojcieszek, Marcin Pęcka, Ewa Emich-Widera, Maria Sokół

    Published 2017-01-01
    “…The characteristics describing the diurnal hormone secretion such as minimum melatonin concentration, release amplitude, phase shift of melatonin release, and sleep duration as well as the dim light melatonin onset (DLMO) of melatonin secretion and the γ shape parameter allow analyzing the fit and deducing about how much the measured melatonin profile differs from a physiological bell-shaped secretion. The estimated sleep duration and phase shift of melatonin release as well as the DMLO offsets at 25% and 50% relative thresholds are the key characteristic of Angelman syndrome children. …”
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  19. 7639

    Increased brightness assimilation in rod vision by Pablo A. Barrionuevo, Alexander C. Schütz, Karl R. Gegenfurtner

    Published 2025-02-01
    “…Summary: Our visual system uses contextual cues to estimate the brightness of surfaces: brightness can shift toward (assimilation) or away from (contrast) the brightness of the surroundings. …”
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  20. 7640

    A comprehensive review of remote sensing techniques for monitoring Ulva prolifera green tides by Xiaomeng Geng, Xiaomeng Geng, Xiaomeng Geng, Huiru Li, Huiru Li, Le Wang, Weidong Sun, Yize Li

    Published 2025-01-01
    “…This review provides a comprehensive overview of the advances in remote sensing band indices for detecting green tides, including spatiotemporal distribution analysis, area and biomass estimation, drift trajectory modeling, and investigations of their driving mechanisms. …”
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