Volume 32 (2023)
Volume 31 (2022)
Volume 30 (2021)
Volume 29 (2020)
Volume 28 (2019)
Volume 27 (2018)
Volume 26 (2017)
Volume 25 (2016)
Volume 24 (2015)
Volume 23 (2014)
Volume 22 (2013)
Volume 21 (2012)
Volume 20 (2011)
Volume 19 (2010)
Volume 18 (2009)
Volume 17 (2008)
Volume 16 (2007)
Volume 15 (2006)
Volume 14 (2005)
Volume 13 (2004)
Volume 12 (2003)
Volume 11 (2002)
Volume 10 (2001)
Volume 9 (2000)
Volume 8 (1999)
Volume 7 (1998)
Volume 6 (1997)
Volume 5 (1996)
Volume 4 (1995)
Volume 3 (1994)
Volume 2 (1992-1993)
Volume 1 (1990-1992)
Extraction, processing, production and display of geographic data
Use of UAVs and Lidar to identify the spatiotemporal elevation changes of AlamKooh Glacier

Sara Sheshangosht; Hossein Agamohammadi; Nematollah Karimi; Zahra Azizi; Mohammad Hassan Vahidnia

Articles in Press, Accepted Manuscript, Available Online from 21 February 2024

https://doi.org/10.22131/sepehr.2024.2008881.3009

Abstract
  Extended Abstract  Introduction Glaciers and their short-term and long-term elevation changes are among the most critical environmental hazard indices for monitoring climate change and evaluating geomorphology, perpetually posing risks to climbers, environmentalists, and tourists. The Alamkooh ...  Read More

Geographic Information System (GIS)
Comparing the efficiency of machine learning classifiers in extracting the physical development area of Hamedan city using Object-Based Images analysis of satellite images

Abolfazl Ghanbari; Mostafa Mousapour; Habil Khorrami hossein hajloo; Hossein Anvari

Articles in Press, Accepted Manuscript, Available Online from 21 February 2024

https://doi.org/10.22131/sepehr.2024.2012503.3024

Abstract
  Extended AbstractIntroduction:The urban space is the most important human-made spatial structure on the planet earth. The history of urban development shows the path of human development, political system evolution and technological, technical and industrial developments. The physical development of ...  Read More

Remote Sensing (RS)
Feasibility study of abandoned urban gardens detection using the landsat satellite images, - Case study of Hamedan City

Moslem Darvishi; Reza Shah-Hosseini

Volume 32, Issue 127 , December 2023, , Pages 27-42

https://doi.org/10.22131/sepehr.2023.540269.2798

Abstract
  Extended Abstract IntroductionWith the expansion of the urban limits, some of the lands that were used for gardening years ago have been located within the urban limits. The difference between the value of garden land use and urban land use, such as residential and commercial, encourages gardeners to ...  Read More

Remote Sensing (RS)
Modeling the most appropriate vegetation indices under the influence of climatic factors using sentinel 2 images - Case study: Farim Forest

Seyedeh Kosar Hamidi; Asghar Fallah; Nastaran Nazaryani

Volume 32, Issue 127 , December 2023, , Pages 55-76

https://doi.org/10.22131/sepehr.2023.1983358.2935

Abstract
  Extended AbstractIntroductionVarious Climate factors considerably affect the environment and different vegetation covers show different levels of sensitivity to climate factors in the spatial-temporal scale. Data specifically collected from vegetation cover plays an important role in micro and macro ...  Read More

Extraction, processing, production and display of geographic data
Evaluation and comparison of regional accuracy of global remote sensing products in Iran - Case study of land cover products in Mazandaran Province

Qadir Ashournejad

Volume 32, Issue 127 , December 2023, , Pages 95-115

https://doi.org/10.22131/sepehr.2023.1988986.2954

Abstract
  Extended AbstractIntroductionRemote sensing is considered as the most important source of spatial data in the current era, which we witness its increasing development in different dimensions. The release of global products of these data in recent years with the aim of easier access and use by experts ...  Read More

Remote Sensing (RS)
Investigating the effect of sea surface temperature in predicting coral bleaching events in the Persian Gulf

Heshmat Karami; Zahra Sayadi

Volume 32, Issue 125 , June 2023, , Pages 101-119

https://doi.org/10.22131/sepehr.2023.562304.2908

Abstract
  Extended AbstractIntroductionCoral reefs are one of the most diverse and ecologically important areas in the world. However, with increasing ocean temperatures, many coral reefs are severely threatened by bleaching events. When the water is too warm, corals expel the algae that live in their tissues, ...  Read More

Remote Sensing (RS)
Investigation of the Effect of Main and Artificial Bands of Sentinel 2 satellite Images on Estimation of Quantitative Characteristics of Zagros Forests

Nastaran Nazariani; Asghar Fallah

Volume 31, Issue 124 , March 2023, , Pages 103-118

https://doi.org/10.22131/sepehr.2023.553505.2875

Abstract
    Extended Abstract Introduction Estimation of forest habitat characteristics is a necessary issue in order to collect information for sustainable forest management (Ahmadi et al., 2020). Data collection methods require a lot of time and money. Therefore, it is always tried to use ...  Read More

Remote Sensing (RS)
Remote sensing data for mapping Lithium in Degh Patregan area of Iran: Comparison of maximum entropy algorithm and classical image processing techniques

Mahsa Jahanbakhsh; Ali Esmaeily

Volume 32, Issue 128 , February 2023, , Pages 27-43

https://doi.org/10.22131/sepehr.2023.1988472.2953

Abstract
  Extended AbstractIntroduction    In recent years, we have seen the importance and high demand of lithium (Li) due to its many applications, for example in the production of rechargeable lithium batteries, which are mainly related to the global markets of electric vehicle manufacturing ...  Read More

Assessing the feasibility of using solar energy in arid villages - Case study: villages in Joveyn County

Hadi Soleimani Moghadam

Volume 31, Issue 122 , September 2022, , Pages 221-235

https://doi.org/10.22131/sepehr.2022.254791

Abstract
  Extended Abstract Introduction Recent scientific and technological development have provided comfort and well-being for communities while also resulting in new challenges such as environmental pollution. As a source of environmental pollution, fossil fuels emit toxic gases into the air while burning ...  Read More

Evaluating the quality of urban life using remote sensing and GIS - Case study: district number 1 and 2 of Zahedan

Abolfazl Ghanbari; Sadra Karimzadeh; Sedighe Taraneh

Volume 31, Issue 121 , June 2022, , Pages 93-110

https://doi.org/10.22131/sepehr.2022.252771

Abstract
  Extended AbstractIntroductionDespite higher standards of living in urban areas, rapid growth of urbanization has caused some problems such as development of dense and unplanned residential areas, environmental pollution, lack of access to services and amenities, increased gap between social classes and ...  Read More

Buildings extraction in urban areas based on the radar and optical time series data using Google Earth Engine

Hadi Farhadi; Tayebe Managhebi; Hamid Ebadi

Volume 30, Issue 120 , March 2022, , Pages 43-63

https://doi.org/10.22131/sepehr.2022.251053

Abstract
  Extended Abstract1- IntroductionRemote Sensing (RS), as one of the most efficient mapping technologies, is employed in wide areas due to its speed, cost-effectiveness, monitoring over wide areas and using time series data. So far, several data and methods are used for this purpose. In general, RS active ...  Read More

Urban building blocks mapping through a generalizable trained classifier in Google Earth Engine platform

Alireza Taheri Dehkordi; Seyyed Mohammad Milad Shahabi; Mohammad Javad Valadan Zouj; Mahmood Reza Sahebi; Alireza Safdarinejad

Volume 30, Issue 119 , December 2021, , Pages 7-25

https://doi.org/10.22131/sepehr.2021.247873

Abstract
  Extended Abstract Introduction Over the past three decades, with the rapid development of spatial-based satellite imagery, remote sensing technology has found a special place in various applications of urban management. Production of status maps of urban structures, the study of energy loss status, ...  Read More

Comparison of reflectance algorithms in multisensor images for time series mapping of Chlorophyll-A Concentration in Tiab Rural Wetland

Mostafa Mahdavifard; Khalil Valizadeh Kamran; Ehsan Atazadeh; Nasrin Moradi

Volume 30, Issue 119 , December 2021, , Pages 47-58

https://doi.org/10.22131/sepehr.2021.247875

Abstract
  Extended Abstract Introduction The oceans cover about 70% of the earth's surface and contain the most water on Earth, as well as important marine ecosystems.Ingenerally,global waters are classified into two types of water.In waters of the first type, such as the waters of the open ocean, phytoplankton ...  Read More

Evaluate the efficiency of kernel functions of vector support machine and object-oriented fuzzy operators in estimating the level of snow cover using Sentinel-2B satellite data - Case study: Almabolagh Mountain

Mohammad Ghasem Torkashvand; Mostafa Mousapour

Volume 30, Issue 119 , December 2021, , Pages 175-187

https://doi.org/10.22131/sepehr.2021.247893

Abstract
  Extended Abstract   Introduction The snow cover is one of the quickest changing phenomena on the earth that considerably affects the climate, amount of radiation, the balance of energy between atmosphere and earth, hydrology cycle and biogeochemical as well as human activities. Precise estimate ...  Read More

Geographic Information System (GIS)
Assessing vertical accuracy of remotely sensed DEMs in different land uses

Sakine Koohi; Asghar Azizian

Volume 30, Issue 118 , September 2021, , Pages 7-24

https://doi.org/10.22131/sepehr.2021.246102

Abstract
  Extended AbstractIntroductionDue to the high costs of land surveying, remotely sensed digital elevation models (DEMs) are a common method used to demonstrate topographic variations of the land surface. Generally, these DEM datasets are freely accessible to engineers and researchers covering most parts ...  Read More

Geographic Data
Semi-automated identification of landforms using fuzzy object-based satellite image analysis - Case study: Maku County

Keyvan Mohammadzdeh; Sayyed Ahmad Hosseini; Mehdi Samadi; Ilia Laaliniyat; Masoud Rahimi

Volume 30, Issue 118 , September 2021, , Pages 77-91

https://doi.org/10.22131/sepehr.2021.246108

Abstract
  Extended Abstract Introduction Landforms represent influential processes affecting features on the earth’s surface both in the past and in the present while providing important information about the characteristics and potentials of the earth. The shape of the terrain and features such as landforms ...  Read More

Geographic Data
Monitoring changes in wind speed and their effect on the displacement of sand dunes in the Lut Desert

Mehran Maghsoudi; Mohamad Fathollahzadeh; Hamid Ganjaeian

Volume 30, Issue 118 , September 2021, , Pages 113-126

https://doi.org/10.22131/sepehr.2021.246137

Abstract
  Extended Abstract Introduction Surface winds move and transport soil particles on the ground and thus, affect the intensity of erosion to a great degree (Tage Din et al, 1986: 118). Various studies have found a decreasing trend for surface wind speed in different parts of the world in recent years. ...  Read More

Applying multiplicative model to rectify monthly remotely sensed data of precipitation in different climates of Iran

Hadi Ghafourian; Seyed Hossein Sanaei Nejad; Mahdi Jabbari Nowghabi

Volume 29, Issue 115 , November 2020, , Pages 7-20

https://doi.org/10.22131/sepehr.2020.47877

Abstract
  Extended Abstract Introduction Due to the importance of precipitation in various aspects of human life, precipitation data are largely applicable in different fields of study. Therefore, accurate measurement of precipitation is considered to be crucialin various fields such as agriculture, water resources, ...  Read More

Investigating and comparing object-oriented algorithms used forextraction of water bodies from sentinel imagery

Mohammad Hossein Rezaei Moghaddam; Keyvan Mohammadzade; Majid Pishnamaz Ahmadi

Volume 29, Issue 115 , November 2020, , Pages 21-34

https://doi.org/10.22131/sepehr.2020.47878

Abstract
  Extended Abstract Introduction With their dynamic nature, water resources are essential fortheenvironment and play a vital role in human life, development of communities, and climate change. Water bodies have been declining over time due tothe rapid growth of urbanization, excessive abstraction of ...  Read More

Investigating Foehn phenomena in the West Alborz Mountains and its effect on the amount of thermal stress Mountains in the vegetation cover using Landsat 8 images

Qhasem Keikhosravi; Shahriar Khaledi; Ameneh Yahyavi

Volume 29, Issue 113 , June 2020, , Pages 43-56

https://doi.org/10.22131/sepehr.2020.40470

Abstract
  Introduction Foehn is thedecending of hot and dry air that occurs under certain conditions in the lee of a mountain range.In an adiabatic process, the humid air rises toward mountain peaks on the windward hillside. With sufficient humidity, it is saturated and thus, forms clouds or precipitation. ...  Read More

Investigating the spatial resolution of actual evapotranspiration maps in the ZayandehRud basin

Mina Arast; Abolfazl Ranjbar; Khodayar Abdolahi; Sayed Hojjat Mousavi

Volume 29, Issue 113 , June 2020, , Pages 129-140

https://doi.org/10.22131/sepehr.2020.40475

Abstract
  Introduction Evapotranspiration is one of the most important parts of the water cycle (Boegh and Soegaard 2004). Precise prediction of actual evapotranspiration () is essential for various fields, such as agriculture, water resource management, irrigation planning and plant growth modeling. Therefore, ...  Read More

The feasibility of utilizing solar energy using remote sensing and SEBAL algorithm Case study: Alshtar County

Sayyad Asghari Saraskanroud; Imanali Belvasi

Volume 29, Issue 113 , June 2020, , Pages 169-184

https://doi.org/10.22131/sepehr.2020.40478

Abstract
  Introduction The sun is known as the source of energy, the origin of life, and the origin of all other energies. The global solar radiation is one of the fundamental structures of any climatic range. Hence, recognition of the features and the prediction of these basic structures have a great impact ...  Read More

Quantifying environmental and human factors affecting occurance and spread of wildfires using RS and GIS methods protected area of Arasbaran

Hassan Emami; Hassan Shahriyari

Volume 28, Issue 112 , March 2020, , Pages 35-53

https://doi.org/10.22131/sepehr.2020.38606

Abstract
  Extended Abstract Introduction Forests play numerous critical roles in nature. They stabilize and fertilize soil, purify water and air, store carbon, and nurture environments abundant in biodiversity. Moreover, forests offer numerous job opportunities and hidden wealth toany economy. Unfortunately, wildfires ...  Read More

Prediction of areas at risk of frost using the NEAT model

Elahe Khesali; Mohammadreza Mobasheri

Volume 28, Issue 111 , December 2019, , Pages 41-52

https://doi.org/10.22131/sepehr.2019.37498

Abstract
  Extended Abstract Introduction Frost causes a lot of damage to the agricultural sector every year.From the meteorological point of view, when the temperature drops below a certain value, frost occurs. This threshold may vary from one crop to the other. Not much research has been done to predict frost ...  Read More

Application of remote sensing data in detection of urban land use changes Case study: Shahr-e Kord

Mohsen Shaterian; Seyed Hojjat Mousavi; Zahra Momenbeik

Volume 28, Issue 111 , December 2019, , Pages 235-250

https://doi.org/10.22131/sepehr.2019.37522

Abstract
  Extended Abstract Introduction Knowing type and percentage of each land use and land cover are considered to be a fundamental need for understanding and managing an area. Given the ever-increasing changes in land use, managers and experts need to be aware of past changes and developments. This is because, ...  Read More