Search alternatives:
method » methods (Expand Search)
Showing 7,001 - 7,020 results of 9,796 for search 'determined efficiency method', query time: 0.23s Refine Results
  1. 7001

    Real Time Eye Detector with Cascaded Convolutional Neural Networks by Bin Li, Hong Fu

    Published 2018-01-01
    “…In this paper, we present an efficient method to evaluate the eye location from facial images. …”
    Get full text
    Article
  2. 7002

    Enhancing air quality index forecast with string reduction, entropy weight and similarity measure using K-means clustering for fuzzy inference system by Kulandhainadar Mariavalavan Ordenshiya, Govindasamy Krishnamoorthy Revathi

    Published 2025-12-01
    “…Additionally, the elbow method's cluster number determination is validated using the silhouette method for splitting the number of clusters, ensuring accurate and efficient clustering. …”
    Get full text
    Article
  3. 7003

    Numerical Implementation of Stochastic Operational Matrix Driven by a Fractional Brownian Motion for Solving a Stochastic Differential Equation by R. Ezzati, M. Khodabin, Z. Sadati

    Published 2014-01-01
    “…An efficient method to determine a numerical solution of a stochastic differential equation (SDE) driven by fractional Brownian motion (FBM) with Hurst parameter H∈(1/2,1) and n independent one-dimensional standard Brownian motion (SBM) is proposed. …”
    Get full text
    Article
  4. 7004

    Investigating the relationship between the Khami reservoir horizon in the Chilingar and Garangan oilfields in the Southern Dezful Embayment using surface geochemistry by Bahram Alizadeh, Arman Salehipour Bavarsad

    Published 2025-09-01
    “…If anomalies between the two fields match those over the anticline, it supports the hypothesis of a hydrocarbon connection. To determine hydrocarbon content, soil samples were analyzed using acid extraction (AE) and fluorescence methods. …”
    Get full text
    Article
  5. 7005

    Analysis of financial and economic indicators, characterizing the activities of organizations in the oil and gas industry by L. A. Chaldaeva, T. I. Chinaeva, A. S. Bogopolskiy

    Published 2020-03-01
    “…The research methodological base is represented by economic and statistical methods of information analysis.Results. The analysis of the main trends in the development of trade in the international oil trade is carried out, the key determinants of the modern world oil market are highlighted, the economic situation in the Russian oil industry is analyzed, which showed that there is a decrease in oil production associated with the OPEC + agreements; the share of exports of crude oil increases; the share of exports of refined oil decreases; the government is developing measures to reduce the dependence of budget revenues on the oil and gas industry.The main types of profit, such as gross profit, sales profit, before-tax profit, net profit are considered. …”
    Get full text
    Article
  6. 7006

    Technology of separate generation of multidimensional data by Sergey V. Zykin, Sergey V. Mosin, Andrey N. Poluyanov

    Published 2016-06-01
    “…In the course of investigation, the following problems are solved: the sequence of generating intermediate data representations is determined; the correctness of these representations is studied; efficient algorithms for generating the representations and checking their correctness are developed. …”
    Get full text
    Article
  7. 7007

    Nano-Archives in Soils—What Microbial DNA Molecules Can Report About the History of Places by Johann Michael Köhler

    Published 2025-01-01
    “…This is of great interest for archaeology and for understanding the ecological consequences of past human activities on recent ecological conditions. Powerful sequencing methods such as the Illumina process allow many different DNA sequences to be determined in parallel and provide very efficient data sets that reflect the composition of soil bacterial communities in topsoil layers as well as in translocated and covered soils of archaeological sites such as settlements, burials or workplaces. …”
    Get full text
    Article
  8. 7008

    Characterization of expanded vermiculite to use as natural barrier in repository by Thais Braga Teixeira, Clédola Cássia Oliveira de Tello

    Published 2021-04-01
    “…The helium ultrapicnometer method was used to determine the density. The microstructure was analyzed by X-ray diffraction and scanning electron microscopy. …”
    Get full text
    Article
  9. 7009

    Enhancing Student Safety: Analysis of Teacher Practices on Emergency Incident Response in Public Secondary Schools by Alfred Otara, Berther Kute, Hezekiah Otieno Omolo, Rodah Adoyo

    Published 2025-07-01
    “…Through a combination of qualitative and quantitative research methods, it was determined that teacher practices, namely emergency planning, training and drills, resource allocation, and evaluation, have a moderate impact on student safety. …”
    Get full text
    Article
  10. 7010

    Classification of Leafy Diseases of Brassica Rapa (Chinese Cabbage) using Selected Parameters in an Uncontrolled Environment via Image Processing by Jonalyn G. Ebron, Giane Roldan B. Apuada, Dante Lean R. Parra, Jan Peter Fran T. Virtucio

    Published 2024-11-01
    “…This research underscores the importance of machine learning and image-based tools in sustainable agriculture, which enable early disease detection and reduce reliance on chemical control methods. The findings contribute to improved disease management practices and crop productivity, highlighting the integration technology into agricultural systems for more efficient farming.…”
    Get full text
    Article
  11. 7011
  12. 7012

    Statistical assessment of the activity of collective accommodation facilities and their contribution to the economy of the Russian Federation regions by V. N. Salin, M. V. Vakhrameeva, V. V. Narbut

    Published 2021-12-01
    “…The indicator of the number of persons placed in collective accommodation facilities is used to determine the tourist flow in the context of the regions of the Russian Federation. …”
    Get full text
    Article
  13. 7013

    Adhesion, proliferation and viability of human umbilical vein endothelial cells cultured on the surface of biodegradable non-woven matrices modified with RGD peptides by L. V. Antonova, V. N. Silnikov, M. Yu. Khanova, L. S. Koroleva, I. Yu. Serpokrilova, E. A. Velikanova, V. G. Matveeva, E. A. Senokosova, A. V. Mironov, E. O. Krivkina, Yu. A. Kudryavtseva, L. S. Barbarash

    Published 2019-05-01
    “…The arginine–glycine–aspartic acid (RGD) sequence (a cell adhesion site that is present on many extracellular matrix proteins) is the promising target for modification. The efficiency of attachment of endothelial cells can be influenced both by the structure of RGD peptide and the extent of linker group.Aim: to determine the optimal method for modification of non-woven matrices of polyhydroxybutyrate/ valerate and polycaprolactone (PHBV/PCL) by RGD-peptides leading to the increasing of adhesion, viability and proliferation of endothelial cells.Materials and methods. …”
    Get full text
    Article
  14. 7014

    Development and Validation of a Machine Learning Model for Early Prediction of Delirium in Intensive Care Units Using Continuous Physiological Data: Retrospective Study by Chanmin Park, Changho Han, Su Kyeong Jang, Hyungjun Kim, Sora Kim, Byung Hee Kang, Kyoungwon Jung, Dukyong Yoon

    Published 2025-04-01
    “…To confirm the reliability of delirium determination records, we prospectively collected results of Confusion Assessment Method for the ICU (CAM-ICU) evaluations performed by qualified investigators from May 17, 2021, to December 23, 2022, determining Cohen κ coefficients. …”
    Get full text
    Article
  15. 7015

    Evaluation of Coalbed Methane Content by Using Kernel Extreme Learning Machine and Geophysical Logging Data by Jianhong Guo, Zhansong Zhang, Guangshan Guo, Hang Xiao, Linqi Zhu, Chaomo Zhang, Xiao Tang, Xueqing Zhou, Yanan Zhang, Can Wang

    Published 2022-01-01
    “…In this paper, the laboratory data on coal rock gas content from 12 CBM wells in the Southern Shizhuang block are selected, and a CBM content prediction model based on the KELM method is constructed by selecting the log curves, combining cross-validation and grid-seeking to determine the hyperparameters, and validating the prediction model using the test dataset and a new well in the same block. …”
    Get full text
    Article
  16. 7016

    Nitrous oxide prediction through machine learning and field-based experimentation: A novel strategy for data-driven insights by Muhammad Hassan, Khabat Khosravi, Travis J. Esau, Gurjit S. Randhawa, Aitazaz A. Farooque, Seyyed Ebrahim Hashemi Garmdareh, Yulin Hu, Nauman Yaqoob, Asad T. Jappa

    Published 2025-04-01
    “…Feature selection and optimization of input scenarios were achieved using a combination of particle swarm optimization (PSO) and manual methods. Model performance was evaluated using multiple metrics: scatter plots, kite diagrams, density distribution histograms of relative percentage error, coefficient of determination (R2), Nash–Sutcliffe efficiency coefficient (NSE), Percent of BIAS (PBIAS), coefficient of uncertainty at the 95 % confidence level (U95 %), Kling–Gupta efficiency (KGE), Willmott index of agreement (WI), and Legates and McCabe coefficient of efficiency (LME). …”
    Get full text
    Article
  17. 7017

    Traffic environment perception algorithm based on multi-task feature fusion and orthogonal attention by Zhengfeng LI, Mingen ZHONG, Yihong ZHANG, Kang FAN, Zhiying DENG, Jiawei TAN

    Published 2025-06-01
    “…Addressing these concerns is critical for enhancing the overall safety and efficiency of autonomous systems navigating complex traffic environments. …”
    Get full text
    Article
  18. 7018

    Maintenance Scheduling Strategy for MMCs Within an MVDC System Using Sensitivity Analysis by Tae-Yang Nam, Dong-Il Cho, Joong-Woo Shin, Kwang-Hoon Yoon, Jae-Chul Kim, Won-Sik Moon

    Published 2024-01-01
    “…Contrary to the traditional methods, this approach comprehensively considers the broader impacts on the system reliability and economic efficiency, providing a more holistic maintenance strategy. …”
    Get full text
    Article
  19. 7019

    Structural Design and Analysis of Bionic Shovel Based on the Geometry of Mole Cricket Forefoot by Shengbo Lin, Hongyan Sun, Guangen Yan, Kexin Que, Sijia Xu, Zhong Tang, Guoqiang Wang, Jiali Li

    Published 2025-04-01
    “…In the mechanized harvesting of root vegetables, loosening is a key factor that restricts harvesting efficiency. Existing mechanical loosening methods have poor loosening effect and high operational resistance. …”
    Get full text
    Article
  20. 7020

    Adeno-Associated Virus-Engineered Umbilical Cord-Derived Mesenchymal Stromal Cells Overexpressing Human sFlt-1 for Anti-Angiogenesis by Ewa Yee-Wa Choy, Chee-Onn Leong, Soon-Keng Cheong, Khong-Lek Then, Kong-Yong Then

    Published 2025-04-01
    “…The transduction process was studied to determine the optimal conditions, including the effect of MOI, media serum percentage, and attachment of MSCs, to achieve higher transduction efficiency. …”
    Get full text
    Article