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Assessment of Hybrid Jenkins-Catalyst SARIMA-ACOR and SARIMA-PSO Models for Dust Storm modeling (Case Study: Khuzestan Province)

کلیدواژه: Horizontal visibility, forecasting, Catalyst, Seasonal Combination, Box-Jenkins

نویسندگان: Ansari Ghojghar Mohammad, Salajegheh Sosan, Pourmohammad Paria

ناشر: مرتع و آبخیزداری - Journal of Range and Watershed Managment

This study aims to model dust storms in Khuzestan province using hybrid Jenkins-Catalyst SARIMA-ACOR and SARIMA-PSO models. For this purpose, hourly dust data and codes from the World Meteorological Organization (WMO) were used from seven synoptic stations across Khuzestan over a 40-year period. To ... ادامه

سال:2024

لینک به محتوا با زبان هدف

نوع سند: Article

4 دانلود

13 بازدید

مشاهده/دانلود

The Role of Corporate Governance on Tax Justice (Horizontal Equity and Vertical Equity)

کلیدواژه: Tax Justice,Corporate Governance,Corporate Governance Criteria

نویسندگان: Allahyari Abbas, POURZAMANI ZAHRA, TORABI TAGHI

ناشر: INTERNATIONAL JOURNAL OF FINANCE AND MANAGERIAL ACCOUNTING - INTERNATIONAL JOURNAL OF FINANCE AND MANAGERIAL ACCOUNTING

The purpose of this study is to examine the role of corporate governance in the concept of tax justice. The current research contributes to the field of applied research and is regarded as a descriptive survey research, testing four main hypotheses and eight special hypotheses. The required data for... ادامه

سال:2018

لینک به محتوا با زبان هدف

نوع سند: Article

5 دانلود

12 بازدید

مشاهده/دانلود

Tabriz Daily Rainfalls Modeling via Hybridized Tree Based and Seasonal-Trend Component Bagging Method

کلیدواژه: Bagging Method,Decomposition,Modified Wilmot,Tree Models,Urmia Lake Basin

نویسندگان: JAVIDAN S., SATTARI M.T., Mohsenzadeh Sh.

ناشر: آب و خاک - Journal of Water and Soil

Introduction Precipitation is one of the most important components of water cycle. Accurate precipitation measurement is essential for flood forecasting and control, drought analysis, runoff modeling, sediment control and management, watershed management, agricultural irrigation planning, and water ... ادامه

سال:2022

لینک به محتوا با زبان هدف

نوع سند: Article

0 دانلود

15 بازدید

مشاهده/دانلود

Uncertainty Prediction of Seasonal Variations of Rainfall in the Qom-Kahak Using Different Climate Models and Hybrid Developed Model

کلیدواژه: AOGCM,Bayesian approach,Hybrid developed model,Seasonal variations of rainfall,Uncertainty

نویسندگان: jalili Sepideh, ASHOFTEH PARISA SADAT

ناشر: دانش آب و خاک - Water and Soil Science

In this research, the effect of climate change on rainfall was investigated using five AOGCM climatic models (HadCM3, CCSR-NIES, CSIRO-MK2, CGCM2 and GFDL R30) under emission scenarios A2 and B2 and Hybrid developed model resulting from these models based on Bayesian approach, in order to account fo... ادامه

سال:2021

لینک به محتوا با زبان هدف

نوع سند: Article

0 دانلود

12 بازدید

مشاهده/دانلود

Introduction of a Hybrid Multi-phase Segmentation Method Emphasizing Agricultural Land Boundary Extraction based on a Combination of Active Contour Models

کلیدواژه: :Active Contour,Extraction of Agricultural Land Boundaries,Edge,Region Information,Multiphase Model

نویسندگان: sh. Haghshenas, EBADI H., KIANI A.

ناشر: علوم و فنون نقشه برداری - JOURNAL OF GEOMATICS SCIENCE AND TECHNOLOGY

Detecting agricultural land borders from high-resolution imagery is a major challenge due to the complex earth environment، which has become a significant issue in researches. Lack of location data to determine the area and location of agricultural land، to control and plan about cultivation and foo... ادامه

سال:2019

لینک به محتوا با زبان هدف

نوع سند: Article

0 دانلود

13 بازدید

مشاهده/دانلود

Hybrid Model of forecasting Domestic Tourism Demand of Tehran City

کلیدواژه: Regression,Adaptive Neuro-Fuzzy Inference System (ANFIS),Support Vector Regression (SVR) Algorithm,Medical tourism,Forecasting of Domestic Tourism Demand

نویسندگان: FARZIN MOHAMMAD REZA, AFSAR AMIR, Dabir Alireza, ZANDI EBTEHAL

ناشر: گردشگری و توسعه - TOURISM AND DEVELOPMENT

In recent years, with the changing pattern of holidays and the formation of short-term holidays, cities have found the opportunity for tourism development. Four types of the most important types of domestic tourism in Tehran, based on the statistics of the National Center of Statistics and the views... ادامه

سال:2019

لینک به محتوا با زبان هدف

نوع سند: Article

0 دانلود

13 بازدید

مشاهده/دانلود

Hybrid Modeling for forecasting of Domestic VFR Tourism Demand in Tehran

کلیدواژه: regression,adaptive neuro-fuzzy inference system (ANFIS),Support Vector Regression (SVR) Algorithm,VFR tourism,forecasting of domestic VFR tourism demand,Tehran

نویسندگان: FARZIN MOHAMMAD REZA, AFSAR AMIR, Dabir Alireza, ZANDI EBTEHAL

ناشر: برنامه ریزی و توسعه گردشگری - JOURNAL OF TOURISM PLANNING AND DEVELOPMENT

Most management decisions at all levels of the organization directly or indirectly depend on the state of future prediction, and through the same prediction that one can imagine a success or a status in the future, thereby minimizing risk or making any adjustments and adaptations in the program (Ins... ادامه

سال:2018

لینک به محتوا با زبان هدف

نوع سند: Article

2 دانلود

11 بازدید

مشاهده/دانلود

Hybrid Modeling for forecasting of Domestic Business Tourism Demand in Tehran

کلیدواژه: Regression,Adaptive Neuro-Fuzzy Inference System (ANFIS),Support Vector Regression (SVR) Algorithm,Business Tourism,Forecasting of Tourism Demand,Tehran

نویسندگان: ZANDI EBTEHAL

ناشر: میراث و گردشگری - HERITAGE AND TOURISM JOURNAL

One of the most important events in the tourism industry of each country is the demand for a product or destination of tourism. There will always be distances and deviations between actual and predicted values, but the use of scientific and modern methods of forecasting will cause the results to rea... ادامه

سال:2018

لینک به محتوا با زبان هدف

نوع سند: Article

0 دانلود

13 بازدید

مشاهده/دانلود

The Development of a Hybrid Error Feedback Model for Sales forecasting

کلیدواژه: Data mining,Machine learning theory,Supervised learning,Sales forecasting

نویسندگان: Farrokhbakht Foumani Mehdi, Moazami Goudarzi Sajad

ناشر: - Journal of Information Systems and Telecommunication - Journal of Information Systems and Telecommunication

Sales forecasting is one of the significant issues in the industrial and service sector which can lead to facilitated management decisions and reduce the lost values in case of being dealt with properly. Also sales forecasting is one of the complicated problems in analyzing time series and data mini... ادامه

سال:2021

لینک به محتوا با زبان هدف

نوع سند: Article

5 دانلود

16 بازدید

مشاهده/دانلود

A New Transformer-Based Hybrid Model for forecasting Crude Oil Returns

کلیدواژه: Deep learning,Transformer,Forecasting,Brent oil returns,Hybrid Model

نویسندگان: Abdollah Pour Mohammad Mahdi, Hajizadeh Ehsan, Farineya Parsa

ناشر: - AUT Journal of Modeling and Simulation

In recent years, crude oil has been one of the most important energy sources in the world which impacts political stability and economic security in many countries. Furthermore, Crude oil price also has a huge influence on the world economic pattern due to being directly utilized in different indust... ادامه

سال:2022

لینک به محتوا با زبان هدف

نوع سند: Article

6 دانلود

12 بازدید

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