Volume 34 (2024)
Volume 33 (2023)
Volume 32 (2022)
Volume 31 (2021)
Volume 30 (2020)
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)
Hydrology
Investigation of subsidence potential of the Ajabshir plain using artificial intelligence models and radar interferometric technique

Soraya Nouri -Sangarab; Asghar Asghari - Moghaddam; Nasser Jabraeeli-Andrian

Volume 33, Issue 3 , August 2023, , Pages 71-84

https://doi.org/10.22071/gsj.2023.382187.2055

Abstract
  Recently, due to the trend of decreasing rainfall and increasing groundwater pumping rate, there have been concerns about the risks caused by the decrease in the volume of aquifer reserves and the drop in the groundwater level, and as a consequence the land subsidence. Also, in Ajabshir plain due to ...  Read More

Hydrology
Evaluation of artificial neural network and fuzzy logic for mapping landslide sensitivity in Hablehroud watershed area

Elham EbrahimZadeh; Ebrahim Rahimi; Vahid Gagheri

Volume 31, Issue 3 , December 2021, , Pages 109-124

https://doi.org/10.22071/gsj.2021.248995.1845

Abstract
  Identifying landslide-prone areas provides a basis for slope-stabilization and mitigation programs. In Hablehroud watershed, artificial neural network and fuzzy logic (FL) as one of the methods of multicriteria-decision analysis based on ArcGIS were used in the scientific evaluation of landslide-prone ...  Read More

Hydrology
Evaluation of Accuracy of Hybrid Model of Gene Expression Planning - Fuzzy Logic in Estimation of Land Subsidence Risk

Ghazaleh Mohebbi Tafreshi; Mohammad Nakhaei; razieh Lak

Volume 31, Issue 1 , June 2021, , Pages 163-172

https://doi.org/10.22071/gsj.2019.200057.1696

Abstract
  Land subsidence is a nonlinear and complex process that data-driven computational intelligence models can model it. In this study, the accuracy and efficiency of hybrid fuzzy logic gene expression planning hybrid model in estimating land subsidence risk and its factors in Varamin aquifer standardized. ...  Read More

Effect of tectonic structures on karstic water resources exploration Using Fuzzy-AHP Logic, case study of Semnan province renge Bastam

R. Akbari Jonosh; M. Ghorashi; Hasan. A. Babaei; M. Nakhaei; M. Pourkermani

Volume 28, Issue 109 , September 2018, , Pages 109-120

https://doi.org/10.22071/gsj.2018.80038

Abstract
  Considering Iran’s situation in drought risk area, in this study karstic waters are investigated. The study area is located in central of Iran, Semnan province. Several factors are important in Karstification and formation water resources in carbonate, among them important are petrology, topography, ...  Read More

Estimation of hydraulic conductivity by using of SCMAI model. A case study: Maraghe-bonab aquifer.

S. Yusefzadeh; A. A. Nadiri

Volume 27, Issue 105 , December 2017, , Pages 183-192

https://doi.org/10.22071/gsj.2017.54184

Abstract
  Today Ground water is the main source of drinking, agriculture and other uses for humans. The demand for this critical and strategic natural resource increased with population growth and development of society. This increasing has been declining water resources and damage aquifers environment. Therefore, ...  Read More

Combination of data- and knowledge-driven fuzzy approaches in mineral potential modeling for generating target areas

E Ghadiri-Sufi; M Yousefi

Volume 25, Issue 98 , March 2016, , Pages 11-18

https://doi.org/10.22071/gsj.2016.41131

Abstract
  Integration of different kinds of data is a useful method which can be used in exploration studies to determine the location of undiscovered hidden or outcropping mineral deposits in an area under prospecting. The results obtained by considering all data sources and their relations have better reliability. ...  Read More

Fuzzy logic Application in Identifying and Mapping of landslide Hazard:A Case Study: Taleghan Watershed

E Ghanavati; A Karam; E Taghavi Moghdam

Volume 24, Issue 94 , March 2015, , Pages 9-16

https://doi.org/10.22071/gsj.2015.42988

Abstract
  Ground assessment to identify and map of susceptible land are as to slope movements especially landslides is of studies related to natural geographers, particularly geomorphologists. Determining and recognition of susceptive areas to sliding could prevent making loss as well as facilitating slope stability ...  Read More

The Effective Factors on Development and Zoning of Karst in Cheleh Basin Using Fuzzy logic and AHP Models in Kermanshah Province

M Yamani; A. A. Shamsipour; M. Jafari Aghdam; S. Bagheri Seyed shokr

Volume 22, Issue 88 , December 2013, , Pages 57-68

https://doi.org/10.22071/gsj.2013.53641

Abstract
  The Cheleh basin is located in the south of Kermanshah province and the Zagros morphotectonic zone. According to the vast of limestone formation, and the presence of tectonic faults, developed karst land forms has evolved. The purpose of this study is to survey the development of karst and the effect ...  Read More

Developing a Model to Assess Seismic Instability against Earthquake using Fuzzy & IHPW and GIS

K. Habibi; M. Behzadfar; A. Meshkini; S. Nazari

Volume 22, Issue 87 , December 2013, , Pages 83-92

https://doi.org/10.22071/gsj.2013.53839

Abstract
  Due to its geographic position and located on the World earthquake belt; Iran is always under threat from earthquakes and several shakes are recorded every year all over the country. The most recent earthquake with 6.8 degree magnitude on the Richter scale hit the city of Bam in 2003 and caused large ...  Read More

Application of Fuzzy Logic Method in Integration of Lead and Zinc Exploration Data in GIS Environment for Mapping Potential Zones in Chichakloo Area, East of Takab

M. Farzamian; A. Kamkar Rouhani; M. Ziaiie; H. A. Faraji Sabokbar; K. Seif panahi

Volume 21, Issue 82 , December 2011, , Pages 17-30

https://doi.org/10.22071/gsj.2011.54435

Abstract
  Chichakloo Lead and Zinc ore deposit is one of mineral potential areas, located in Lead and Zinc belt limit of Takab zone and 25 km far from Anguran mine. This ore deposit has been prospected and explored in different scales several times within the last few decades. The last exploration activity over ...  Read More

Prediction of Shear Wave Velocity from Porosity Logs Using Fuzzy Logic & Neuro-Fuzzy Techniques in One of the Iranian Southern Carbonate Reservoirs

M. Rajabi; B. Bohloli; M. Mohammadinia; E. Gholampour Ahangar

Volume 20, Issue 80 , January 2011, , Pages 63-70

https://doi.org/10.22071/gsj.2018.55221

Abstract
  The shear and compressional wave velocities (Vs and Vp, respectively) have many applications in petrophysical, geophysical and geomechanical studies. Vp is very easily obtained from sonic logs that are available in most of oil and gas wells, but some wells (especially old wells) may not have Vs data. ...  Read More

Determination of Drilling Point using Fuzzy Logic in GIS Case Study: Now Chun Copper Prospect

G. R. Elyasi; M. Karimi; A. Bahroudi; A. Adeli Sarcheshme

Volume 19, Issue 75 , January 2010, , Pages 179-188

https://doi.org/10.22071/gsj.2010.55471

Abstract
  Piles of maps from different sources with varying scales and formats and different styles and absence of a proper solution for integrating vast amount of information has resulted in a complexity for preparing mineral potential map. Using GIS not only organizes the information related to mineral exploration ...  Read More