Volume 31 (2022)
Volume 30 (2021)
Volume 29 (2020)
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)
Application of wavelet neural network with Particle Swarm Optimization (PSO) learning algorithm in modeling of ionospheric total electron content temporal variations

Mir Reza Ghaffari Razin; Behzad Vosooghi

Volume 28, Issue 112 , March 2020, Pages 7-18


  Extended Abstract Introduction Development of reliable models for estimation and prediction of changes inTotal Electron Content (TEC) of the ionosphere is still considered to be a real challenge for geodesists and geophysicists. This ispartly due to the nonlinear behavior of the physical and geophysical ...  Read More

Zoning of landslide susceptibility in Rudbar area with LNSF method

Reza Aminataei; Sahar Akhavan; Amirhooshang Nezamivand chegini

Volume 28, Issue 112 , March 2020, Pages 19-33


  Extended Abstract Introduction Due to mainly mountanous topography, specific geographical conditions, various geological formations, neo tectonical activities, and seismicity, Iran is potantially prone to landslides.Gilan and Roudbar region in the southern part of this province are among areas potentially ...  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


  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

Investigating urban expansion and its impact on urban temperature using multi-temporal analysis of optical remote sensing images, Case study: Shahr-ekord City

Ramin Mokhtari Dehkordi; Reza Shahhoseini

Volume 28, Issue 112 , March 2020, Pages 55-73


  Extended Abstract Introduction Nowadays, studying urban expansion is very importantin developing countries. Rapid growth of cities has devastating environmental impacts,and irreparable economic and social consequences. Moreover, studying urban expansion is of great importance for managers and planners ...  Read More

Improving precision of augmented reality using targets - Case study: Visualization of underground infrastructure

Mina Karimi; Abolghasem Sadeghi Niaraki; Ali Hosseininaveh Ahmadabdian

Volume 28, Issue 112 , March 2020, Pages 75-91


  Extended Abstract Introduction Underground infrastructure such as electricity, gas, telecommunications, water and sewage are managed by different organizations. Since most projects in these organizations require drilling,and imprecise excavations will endanger infrastructure and result in extensive financial ...  Read More

Topographic surveys using Differential Global Positioning Systems (DGPS) with 2 and 3 frequency bandsin Pasargadae, Tol-eTakht

Kourosh Mohammadkhani; Samaneh Nazif

Volume 28, Issue 112 , March 2020, Pages 93-107


  Extended Abstract Introduction Topographic maps are source mapson whichdetails of geographical features and ground-based phenomena are displayed. To exhibit these phenomenaand visualize their geometric shapes, contour lines are used. In archaeology, topographic maps are used to exhibit not only relief, ...  Read More

Spatial description of indoor space in Volunteered Geographic Information environments

Sara Haghbayan; Mohammad Reza Malek

Volume 28, Issue 112 , March 2020, Pages 109-121


  Extended Abstract Introduction Recently, different volunteered Geographic Information (VGI)databases and websites have been launched for a variety of purposes and different groups of users. Various groups and portals collect and share these data. Thus, there is a huge potential for the participation ...  Read More

Landslide hazard zoning using Shannon Entropy and Information Value models in GIS environment - Case study: East Rudbar-e Alamut District-Qazvin Province

Mohammad Fallah Zazuli; Alireza Vafaei Nezhad; Ali Asghar Alesheikh; Mahdi Modiri; Hossein Aghamohammadi

Volume 28, Issue 112 , March 2020, Pages 123-136


  Extended Abstract Introduction Landslide is one of the most important types of natural disasters,which endangers lives and financial security of many people and destroys environment and natural resources.With the present population growth and expansion of urban areas towardsteep areas and hillsides, ...  Read More

Zoning tide risk in Mahshahr estuary using GIS

Ali Mohammad pour; Saeid Tourkqashqaeinejad

Volume 28, Issue 112 , March 2020, Pages 137-150


  Extended Abstract Introduction As one of the largest ports in southern Iran,MahshahrPort faces the risk of seawater intrusion from Mahshahr estuary. Mahshahr and Mousa estuary form an 86 kilometerwaterway. Midday mixed tide is dominant throughout this waterway. Moving towards the vertex of the estuary, ...  Read More

Automatic extraction of Pseudo-Invariant Features (PIFs) for digital change detection

Behzad Rayegani

Volume 28, Issue 112 , March 2020, Pages 151-166


  Extended Abstract Introduction The process of identifyingthe differences in the status of an object or phenomenon by observing it at different times is called the change detection. In remote sensing change detection, the quantity of a phenomenon is examined from multi-temporal images, and is usually ...  Read More

Geopolitical Explanation of Boundary and Territorial Conflicts Case study: 0 - 15-degreenorth belt of Africa from the end of the Cold War to 2014

Mohammad Reza Hafeznia; Meysam Mirzaei Tabar

Volume 28, Issue 112 , March 2020, Pages 167-185


  Extended Abstract Introduction Conflict represents a dispute or war between two or more actors on a local, national, regional or global scale. Geographical factors and values play a fundamental role in conflicts. Actually, conflicts occur due to a combination of geographical, political, and power-related ...  Read More

Developing an algorithm for automatic estimation of Land Surface Temperature(LST) using landsat 8 images - Case study: Tabriz City

Javad Javdan; Mohammad Hossein Rezaei Moghaddam; Yousef Ebadi

Volume 28, Issue 112 , March 2020, Pages 187-198


  Extended Abstract Introduction Land surface temperature (LST) is one of the key parameters in environmental studies on local to global scales. Considering the limitations of local meteorological stations, remote sensing has opened a new horizon in collection of suchinformation. Recently, successful ...  Read More

Evaluating the use of different image fusion algorithms for vegetation indices mapping

Sara Nakhaee Nezhad Fard; Hamid Gholami; Davood Akbari; Matt W. Telfer; Marzieh Rezaee

Volume 28, Issue 112 , March 2020, Pages 199-217


  Extended Abstract Introduction Among all Earth’s ecosystems, arid and semi-arid regions (about 30% of the Earth’s land) have experienced significant degradation over the past century due to the intensive land use practices and the increasing effects of droughts and climate changes (Maynard ...  Read More

Assessing the impact of groundwater drop on the subsidence rate using the Sentinel-1 Radar images - Case study: Qorveh Plain

Shirin Mohammahkhan; Hamid Ganjaeian; Laila Garosi; Zahra Zanganetabar

Volume 28, Issue 112 , March 2020, Pages 219-229


  Extended Abstract Introduction The land subsidence is the descending or collapse of the land under the influence of natural and human factors. The land subsidence is one of the issues that are being exacerbated by human factors, including excessive exploitation of groundwater. Subsidence can affect ...  Read More

Modeling groundwater recharge rate in Dalahoo karst aquifer using KARSTLOP model

Ali Dastranj; Maryam Jafari Aghdam

Volume 28, Issue 112 , March 2020, Pages 231-247


  Extended Abstract Introduction After United States of America, China and Turkey,Iran has the highest karst percentage, and karst formations cover more than 11%of our country. The volume of water stored in these areas can supply the water demand of many cities and villages. Characteristics of karst aquifers’feeding ...  Read More

Investigating Urban Heat Islands (UHI) and the irrelation with air pollution, NDVI and NDBI in Arak using RS techniques

Mehrdad Hadipour; Hamid Darabi; Aliakbar Davudirad

Volume 28, Issue 112 , March 2020, Pages 249-264


  Extended Abstract Introduction With the development of urbanization, a large part of agricultural areas and forests have been replaced by residential areas, industrial centers, and other infrastructures. This is due to human life style and his endeavor to reach sustainable urbanization. A series of changes ...  Read More