Showing 181 - 200 results of 436 for search '"skewness"', query time: 0.07s Refine Results
  1. 181

    The importance of trunk motion in wearable based infant spontaneous movement analysis by María Marín-Palma, Ignacia Rojas-Sepulveda, Jessica Becerra-Caroca, José Carrasco-Plaza, Ramiro Zepeda, Pablo Ignacio Burgos

    Published 2025-01-01
    “…Parameters from the acceleration signal were estimated in relation to velocity, cross-correlation, kurtosis, skewness, area, and periodicity. The different stages (0 M,3 M, and 6 M) have different profiles of accelerometric parameters. …”
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  2. 182

    Inflammatory-Driven Angiogenesis in Bone Augmentation with Bovine Hydroxyapatite, B-Tricalcium Phosphate, and Bioglasses: A Comparative Study by Vlad M. Anghelescu, Ioana Neculae, Octavian Dincă, Cristian Vlădan, Claudiu Socoliuc, Mirela Cioplea, Luciana Nichita, Cristiana Popp, Sabina Zurac, Alexandru Bucur

    Published 2018-01-01
    “…Statistical analysis was realized by descriptive analysis which was completed with the kurtosis and skewness as well as the Kruskal-Wallis and Mann-Whitney statistical tests. …”
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  3. 183

    Brand Awareness and Competitive Advantage among Beer Products in Kabale District, South Western Uganda by Moses, Agaba, Eliab Mpora, Byamukama, Eton, Marus

    Published 2020
    “…The descriptive analysis involving computing the mean, standard deviation, skewness, and kurtosis of the brand equity and competitive advantage variables, the inferential analysis was conducted using multiple regression analysis and the t-statistic and the p-value were adopted to test the hypotheses of the study. …”
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  4. 184

    Brand Awareness and Competitive Advantage among Beer Products in Kabale District, South Western Uganda by Moses, Agaba, Eliab Mpora, Byamukama, Eton, Marus

    Published 2022
    “…The descriptive analysis involving computing the mean, standard deviation, skewness, and kurtosis of the brand equity and competitive advantage variables, the inferential analysis was conducted using multiple regression analysis and the t-statistic and the p-value were adopted to test the hypotheses of the study. …”
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  5. 185

    Chiral-odd gluon generalized parton distributions in the proton: A light-front quantization approach by Bolang Lin, Sreeraj Nair, Chandan Mondal, Siqi Xu, Zhi Hu, Pengxiang Zhang, Xingbo Zhao, James P. Vary

    Published 2025-01-01
    “…Within the basis light-front quantization (BLFQ) framework, we evaluate the gluon chiral-odd generalized parton distributions (GPDs) inside the proton at zero skewness. We employ the light-front wave functions of the proton obtained from a light-front quantized Hamiltonian with quantum chromodynamics input using BLFQ. …”
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  6. 186

    Prototype Instrumentation for the Spatial and Temporal Characterisation of Voltage Supply Based on Two-Dimensional Higher-Order Statistics by Juan-José González-de-la-Rosa, Olivia Florencias-Oliveros, José-María Sierra-Fernández, Manuel-Jesús Espinosa-Gavira, Agustín Agüera-Pérez, José-Carlos Palomares-Salas, Victor Pallarés-López, Rafael-Jesús Real-Calvo, Isabel Santiago-Chiquero

    Published 2025-01-01
    “…In regard to analysing reliability and voltage waveform, the results corroborate that incorporating skewness and kurtosis indicators improves the characterisation, as well as extracting the customers’ supply behaviour under normal and anomalous operations. …”
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  7. 187

    Exploring the Dynamics of Brent Crude Oil, S&P500 and Bitcoin Prices Amid Economic Instability by Adela Bara, Irina Alexandra Georgescu, Simona-Vasilica Oprea, Marian Pompiliu Cristescu

    Published 2024-01-01
    “…The investigation identifies the TGARCH(1,1) Skewed Student model as the optimal choice among 9 models considered for VaR estimation. …”
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  8. 188

    Educational effectiveness of cognitive and metacognitive strategies on educational self-destructive behaviors and negative self-evaluation thinking in Arabic lessons by Ali Nourihamid Altome, Mohammad hassani, Masoumeh Talebi

    Published 2024-09-01
    “…The analysis of the information obtained from the tests was done through SPSS22 software in two descriptive sections including mean, standard deviation, skewness, and kurtosis; and inferential (covariance analysis). …”
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  9. 189

    Investigation of Moral Literacy Levels of University Students (The Case of Mus Alparslan University) by Fatma BİLDİRİCİ, Teceli KARASU

    Published 2024-12-01
    “…The normality of the distribution was determined by looking at the skewness and kurtosis values. Since the measurements were normally distributed, parametric tests were used in the study. …”
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  10. 190

    Research on time–frequency characteristics of electromagnetic signals from coal and rock blasting based on DBO-VMD filtering by Litao WANG, Liming QIU, Menghan WEI, Dazhao SONG, Rentao GOU, Lin LIU, Shiqiang ZHONG, Tianyi XIE

    Published 2025-03-01
    “…Conversely, the conclusion of the rupture period corresponds to opposite conditions, with marginal energy responding more sensitively to rupture states than instantaneous energy. During ruptures, skewness is positive, steepness ranges from 0.9 to 4.6, and pulse index varies from 3.7 to 6.1, all within a frequency band below 20 kHz. …”
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  11. 191

    Body Composition and Cardiorespiratory Fitness Characteristics Among Female University Students: A Cross-Sectional Study by Mădălina-Gabriela Coman, Andreea Maria Adam, Carmen Gheorghe, Mircea Dan Mocanu, Leonard Stoica, Daniel-Andrei Iordan, Ilie Onu, Dragoș Florin Teodor

    Published 2025-12-01
    “…SPSS 26 software was used for statistical analysis, applying Skewness and Kurtosis to assess data distribution, while Pearson correlation evaluated relationships between physical activity and body composition. …”
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  12. 192

    Changes in alcohol consumption among Belgian adults participating in the internet-based one-month-abstinence campaign ‘Tournée Minérale’ by Annelies Thienpondt, Jelle Van Cauwenberg, Joris Van Damme, Gera E. Nagelhout, Benedicte Deforche

    Published 2025-02-01
    “…Repeated measures ANCOVAs were used to examine changes over time in alcohol consumption (log transformed due to skewness) and determinants among TMC participants (n = 8,730, 48.4 ± 12.9 years old, 37.4% males) who filled in all three measurements. …”
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  13. 193

    Identifikasi Emosi Manusia Berdasarkan Ucapan Menggunakan Metode Ekstraksi Ciri LPC dan Metode Euclidean Distance by Siti Helmiyah, Imam Riadi, Rusydi Umar, Abdullah Hanif, Anton Yudhana, Abdul Fadlil

    Published 2020-12-01
    “…Accuracy results in this study are still very small and can be improved by using other feature extractions such as provides, spectral, and sound quality, using parameters max, min, mean, median, kurtosis, and skewness. Besides the use of classification methods can also affect the results of emotional recognition.   …”
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  14. 194

    Predicting prognosis using stroke-heart indicator: brain natriuretic peptide in patients with aneurysmal subarachnoid hemorrhage by Jionghao Xue, Jionghao Xue, Fa Lin, Fa Lin, Minghao Liu, Minghao Liu, Wenxiong Song, Wenxiong Song, Runting Li, Runting Li, Yu Chen, Yu Chen, Jun Yang, Jun Yang, Heze Han, Heze Han, Yitong Jia, Yitong Jia, Xiaolin Chen, Xiaolin Chen, Rong Wang, Rong Wang, Yuanli Zhao

    Published 2025-01-01
    “…Plasma BNP levels were measured upon admission and log-transformed to reduce skewness. Elevated BNP was defined as lgBNP ≥1.79 (equivalent to BNP ≥62 pg.…”
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  15. 195

    Borsa İstanbul Katılım Endekslerinin Etkin Piyasa Hipotezi Analizi: Zayıf Formda Etkinlik İncelemesi by S.öznur Sakınç, İlker Sakınç

    Published 2024-03-01
    “…Bu amaçla basıklık (skewness), çarpıklık (kurtosis) ve Jarque - Bera istatistiklerini içeren tanımlayıcı istatistiksel yaklaşımlar kullanılmıştır. …”
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  16. 196

    Research on expansion joint for high-speed railway long-span bridges in China by Hui Guo, Jinzhou Jiang, Suoting Hu, Chun Yang, Qiqi Xiang, Kou Luo, Xinxin Zhao, Bing Li, Ziquan Yan, Liubin Niu, Jianye Zhao

    Published 2025-02-01
    “…Typical BEJ faults were found to mainly include skewness of steel sleepers at the bridge gap, abnormally large longitudinal frictional resistance, and flexural deformation of the scissor mechanisms. …”
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  17. 197

    Receiver Jitter Tracking Characteristics in High-Speed Source Synchronous Links by Ahmed Ragab, Yang Liu, Kangmin Hu, Patrick Chiang, Samuel Palermo

    Published 2011-01-01
    “…De-skew based on injection-locked oscillators (ILOs) offer a reduced complexity design and competitive jitter tolerance over a wide skew range.…”
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  18. 198

    Analysis of Dynamic Characteristics of Grease-Lubricated Tapered Roller Bearings by Zheng-Hai Wu, Ying-Qiang Xu, Si-Er Deng

    Published 2018-01-01
    “…As the speed increases, the roller tilt and skew and the bearing slip become more serious. Bearing preload can effectively reduce the bearing slip but will make the roller tilt and skew angle increase. …”
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  19. 199

    Constrained Solutions of a System of Matrix Equations by Qing-Wen Wang, Juan Yu

    Published 2012-01-01
    “…We derive the necessary and sufficient conditions of and the expressions for the orthogonal solutions, the symmetric orthogonal solutions, and the skew-symmetric orthogonal solutions of the system of matrix equations AX=B and XC=D, respectively. …”
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  20. 200

    A Note on the Square Roots of a Class of Circulant Matrices by Ying Zhang, Huisheng Zhang, Guoyan Chen

    Published 2013-01-01
    “…We prove that any k-circulant matrix and any even order skew k-circulant matrix are diagonalizable for any k∈ℂ. …”
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