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Hybrid Learning Machine Metaheuristic Model for Estimating Groundwater Level

کلیدواژه: Groundwater level,Weighted least square support vector machine,Particle swarm optimization,Gravitational search algorithm-Efficiency

نویسندگان: Khosravi Shiva, Robati Amir

ناشر: مهندسی عمران مدرس - Modares Civil Engineering journal

Groundwater is the most reliable source of supply for potable water and supports a wide array of economic and environmental services. There is a significant concern that groundwater levels are declining due to intense aquifer use. The sustainable management of groundwater resources requires good pla... ادامه

سال:2021

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A Hybrid Control Strategy Based on Model Predictive Control Approach for the Rectifier Stage of Solid-State Transformer

کلیدواژه: Solid-State Transformer (SST),Cascaded H-bridge (CHB) rectifier,Model Predictive Control (MPC) method,Capacitor voltage balancing

نویسندگان: Haghgooei Peyman, ARAB KHABOURI DAVOUD, Khosravi Mahyar

ناشر: مهندسی برق دانشگاه تبریز - Tabriz Journal of Electrical Engineering

This paper focuses on studying the Solid-State Transformer (SST) and proposing a control strategy for its input stage. The conventional low-frequency transformers suffer some drawbacks such as uncontrolled voltages and currents, high sensitivity to harmonics, low voltage quality in saturation condit... ادامه

سال:2019

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Structural Equation Modeling Approach to Audit Risk Testing Affected by Personality Types and Corporate Governance Structure

کلیدواژه: Audit risk, Corporate Governance Structure, Personality types of Managers

نویسندگان: Malihi Shoja Radman, Lashgari Zahra, Khosravi Pour Negar

ناشر: دانش حسابداری و حسابرسی مدیریت - JOURNAL OF ACCOUNTING KNOWLEDGE AND MANAGEMENT AUDITING

Risk-based auditing involves significant professional judgment in assessing the risk of material misstatement and identifying adequate and appropriate tests to achieve the desired level of audit risk. To assess the optimal level of audit risk, corporate governance structures are at risk of control. ... ادامه

سال:2022

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A Hybrid Model of Two-Stage DEA and PROMETHEE in the Gray Environment for Performance Evaluation

کلیدواژه: Performance Evaluation,Two-Stage DEA,MADM,PROMETHEE,Gray Numbers

نویسندگان: AMINI AMIR, ALINEZHAD ALIREZA

ناشر: پژوهش های نوین در ریاضی (علوم پایه دانشگاه آزاد اسلامی) - JOURNAL OF NEW RESEARCHES IN MATHEMATICS

One of the main challenges of performance evaluation in organizations and all systems is the irrationality and inaccuracy of the methods and criteria used. Traditional performance evaluation methods are mostly one-level, so they usually fail to provide sufficient feedback to identify inefficient uni... ادامه

سال:2021

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Influential Factors on Islamic Banking with Emphasis on Entrepreneurship Development

کلیدواژه: Islamic Banking,Entrepreneurship Development,Risk Management,Justice-oriented,Entrepreneur Bank

نویسندگان: COLABI AMIR MOHAMMAD, MAHMOUDI ALIREZA

ناشر: پژوهش های برنامه و توسعه - Journal of Program & Development Research

Our society calls for Islamic structures, equal chance, justice, and support for the disadvantaged in creating businesses. These issues can be facilitated within the framework of Islamic banking which in turn doubles the growth of entrepreneurial activities. The current research was carried out with... ادامه

سال:2023

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Providing a Framework for Crowdfunding in the Film Industry of the Islamic Republic of Iran

کلیدواژه: Crowdsourcing, crowdfunding, filmmaking industry, Meta-synthesis

نویسندگان: Tajik Amir, Yazdani Hamid Reza

ناشر: مدیریت دارایی و تامین مالی - Journal of Asset Management and Financing

The present study compared the predictive performance of machine-learning models and statistical models for forecasting profit and operational cash flow by using a combination of accrual and cash variables. The research method encompassed 3 main stages: data set and variable selection, modeling, and... ادامه

سال:2023

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Relationship between Real Earning Management, Corporate Governance and Stock Crash Risk (Dynamic Panel Data)

کلیدواژه: Stock Fall Risk,Real Earnings Management,Institutional Ownership,Dynamic Panel Data

نویسندگان: Eslami Mohsen, Erzae Amir Hossein

ناشر: سیاست های مالی و اقتصادی - Journal of Fiscal and Economic Policies

The risk of stock price crash is one of the topics of interest in capital market research. Since the main mission of capital market regulators is to protect the rights of investors, it has always been important to consider the factors that affect crash risk. The quality of financial reporting and ea... ادامه

سال:2023

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Developing a Hybrid Model to Estimate Expected Return Based on Genetic Algorithm

کلیدواژه: The results show that applying the hybrid model increases the predictive power of realized return compared to other research models

نویسندگان: Asima Mehdi, Abbaszadeh Asl Amir Ali

ناشر: تحقیقات مالی - Financial Research Journal

Objective: Capital asset pricing model (CAPM) has been among the most common models to estimate the expected return. In the standard CAPM model, a) the beta coefficient is fixed and b) the relationship between stock returns and market returns is assumed to be linear. While in financial markets, it i... ادامه

سال:2019

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Applying the Hybrid Model of Q-Methodology and Kansei Engineering in Identification of Customer Requests and Grouping Them

کلیدواژه: Product Design,Kansei Engineering,Kansei Terms,QMethodology

نویسندگان: Nasiraei Amir, POOYA ALIREZA, LAGZIAN MOHAMMAD

ناشر: چشم انداز مدیریت صنعتی - Industrial Management Perspective

Kansei engineering or emotion engineering is one of effective means to identify the emotional needs of the users. In this research, a different tool in identification and classification of emotional terms for Kansei engineering is used, named as Q methodology. Since we face with a qualitative issue ... ادامه

سال:2016

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