Search Results - "Mehraein, Mojtaba"

COVID-19 and urban rivers: Effects of lockdown period on surface water pollution and quality- A case study of the Zarjoub River, north of Iran by Haghnazar, Hamed, Cunningham, Jeffrey A, Kumar, Vinod, Aghayani, Ehsan, Mehraein, Mojtaba

“…Due to the spreading of the coronavirus (COVID-19) in Iran, restrictions and lockdown were announced to control the infection. In order to determine the…”
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Evaluation of infilling and replenishment of river sand mining pits by Haghnazar, Hamed, Sangsefidi, Yousef, Mehraein, Mojtaba, Tavakol-Davani, Hassan

“…Rivers are one of the main sources to supply sand and gravel for construction projects. Depending on river morphology and hydraulic characteristics, its…”
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ProADV: A toolkit for enhancing water dynamics research using acoustic doppler velocimeter devices by Asgari, Farzad, Mohajeri, Seyed Hossein, Mehraein, Mojtaba

“…The accurate analysis of velocity time series data from Acoustic Doppler Velocimeter (ADV) devices is crucial in various aquatic turbulent flow researches…”
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Correction: Dehkordi et al. An Empirical Relation for Estimating Sediment Particle Size in Meandering Gravel-Bed Rivers. Water 2024, 16, 444 by Arman Nejat Dehkordi, Ahmad Sharafati, Mojtaba Mehraein, Seyed Abbas Hosseini

“…There were errors in the original publication [...]…”
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An Empirical Relation for Estimating Sediment Particle Size in Meandering Gravel-Bed Rivers by Arman Nejat Dehkordi, Ahmad Sharafati, Mojtaba Mehraein, Seyed Abbas Hosseini

“…This paper aims to obtain a relation for estimating the median size of bed sediment, d50 , at the bends of meandering rivers based on real data. To achieve…”
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Monthly Streamflow Prediction by Metaheuristic Regression Approaches Considering Satellite Precipitation Data by Mojtaba Mehraein, Aadhityaa Mohanavelu, Sujay Raghavendra Naganna, Christoph Kulls, Ozgur Kisi

“…In this study, the viability of three metaheuristic regression techniques, CatBoost (CB), random forest (RF) and extreme gradient tree boosting (XGBoost, XGB),…”
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Hydrodynamics and Free-Flow Characteristics of Piano Key Weirs with Different Plan Shapes by Yousef Sangsefidi, Hassan Tavakol-Davani, Masoud Ghodsian, Mojtaba Mehraein, Reza Zarei

“…This paper focuses on Piano Key Weirs (PKWs) as an effective solution for improving the discharge capacity of spillway systems. The flow behavior in inlet and…”
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Discussion of “Experimental Study of Central Baffle Flume” by F. Lotfi Kolavani, M. Bijankhan, C. Di Stefano, V. Ferro, and A. Mahdavi Mazdeh by Mehraein, Mojtaba

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Discussion of “Predicting Discharge Coefficient of Triangular Side Orifice under Free Flow Conditions” by Ali R. Vatankhah and S. H. Mirnia by Mehraein, Mojtaba

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Discussion of “Experimental Investigation on 3D Turbulent Flow around Straight and T-Shaped Groynes in a Flat Bed Channel” by Akbar Safarzadeh, Seyed Ali Akbar Salehi Neyshabouri, and Amir Reza Zarrati by Mehraein, Mojtaba

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Discussion of “Effects of Jet Flipping on Local Scour Downstream of a Sluice Gate” by Chen Xie and Siow-Yong Lim by Mehraein, Mojtaba

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Performance evaluation of the savonius hydrokinetic turbine using soft computing techniques by Khani, Mohammad Sadegh, Shahsavani, Younes, Mehraein, Mojtaba, Kisi, Ozgur

“…Savonius hydrokinetic turbine is a vertical axis turbine suitable for generating electrical power used in rivers and canals. The performance of the turbine is…”
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Unleashing the power of three-dimensional kernel density estimation for Doppler Velocimeter data despiking by Asgari, Farzad, Mohajeri, Seyed Hossein, Mehraein, Mojtaba

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Lake evaporation in arid zones: Leveraging Landsat 8's water temperature retrieval and key meteorological drivers by Maleki, Saeid, Mohajeri, Seyed Hossein, Mehraein, Mojtaba, Sharafati, Ahmad

“…This study assessed the accuracy of various methods for estimating lake evaporation in arid, high-wind environments, leveraging water temperature data from…”
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The effects of steel, polypropylene, and high-performance macro polypropylene fibers on mechanical properties and durability of high-strength concrete by Hosseinzadeh, Haniyeh, Masoud Salehi, Amir, Mehraein, Mojtaba, Asadollahfardi, Gholamreza

“…•The compressive strength of concrete increased by using HPP fibers up to 0.5%•PPF, reduced the water permeability and sulfate damage of concrete samples.•HPP…”
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Exploring the role of signal pollution rate on the performance of despiking velocity time-series algorithms by Asgari, Farzad, Mohajeri, Seyed Hossein, Mehraein, Mojtaba

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Discussion of “New Stage-Discharge Relationship for Weirs of Finite Crest Length” by M. Bijankhan, C. Di Stefano, V. Ferro, and S. Kouchakzadeh by Mehraein, Mojtaba

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Human-induced pollution and toxicity of river sediment by potentially toxic elements (PTEs) and accumulation in a paddy soil-rice system: A comprehensive watershed-scale assessment by Haghnazar, Hamed, Belmont, Patrick, Johannesson, Karen H., Aghayani, Ehsan, Mehraein, Mojtaba

“…This study aimed to assess pollution by potentially toxic elements (PTEs) in the Zarjoub and Goharroud river basins in northern Iran. Due to exposure to…”
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On the performance of streamflow gauging using CCTV-integrated LSPIV in diverse hydro-environmental conditions by Mohajeri, Seyed Hossein, Noori, Ashkan, Mehraein, Mojtaba, Nabipour, Mostafa

“…Addressing the critical need for precise streamflow measurements in hydro-environmental research, this study evaluates large-scale particle image velocimetry…”
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Improving accuracy of neuro fuzzy and support vector regression for drought modelling using grey wolf optimization by Mirboluki, Amin, Mehraein, Mojtaba, Kisi, Ozgur

“…In this study the capability of two advanced hybrid artificial intelligence-based methods is investigated in modelling meteorological droughts based on the…”
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