RS
Investigating the effectiveness of Random Tree Algorithm (RTC), Maximum Likelihood (MLC) and Support Vector Machine (SVM) models in detecting the changes in the water area of Lake Neor and the effect of these changes on the surface temperature
Articles in Press, Accepted Manuscript, Available Online from 26 November 2023

https://doi.org/10.22034/hyd.2023.58342.1706

Abstract
  Changes in land cover and land use due to human activities have left adverse effects on the environment. The eastern regions of Ardabil province are a clear example of this phenomenon. The purpose of this research is to analyze spatial and temporal changes in land cover and land use and its effects on ...  Read More

RS
Changes in the area of dams in western Afghanistan and its impact on the water resources of the Zabul Chahnime in a period of 30 years using the TM sensor of the Landsat 5 satellite and the OLI and TIRS sensors of the Landsat 8 satellite
Articles in Press, Accepted Manuscript, Available Online from 14 January 2024

https://doi.org/10.22034/hyd.2024.59359.1712

Abstract
  Extraction of the water zone in the western parts of Afghanistan through remote sensing images is an efficient way to investigate and monitor water resources and its impact on the water resources of eastern Iran, especially the wells of Sistan and Baluchestan. In this research, from OLI sensor of Landsat ...  Read More

RS
Moisture stress and drought monitoring based on correlation analysis between spectral indices based on humidity, vegetation cover and temperature in Shadgan Wetland

mehdi feyzolahpour

Articles in Press, Accepted Manuscript, Available Online from 09 June 2024

https://doi.org/10.22034/hyd.2024.60376.1727

Abstract
  Drought is the most expensive weather event in the world after hurricanes. Early detection of drought and prediction of its occurrence will reduce costs and save human lives. In this research, in order to evaluate the best index in estimating moisture stress and drought, 8 indices NDVI, NDWI, VCI, SR, ...  Read More

RS
Investigating the effect of changes in the water zone of Teham Dam on land use type and land surface temperature using NDWI, MNDWI and AWEI spectral indices and SVM support vector machine in the period from 2002 to 2023

mehdi feyzolahpour

Articles in Press, Accepted Manuscript, Available Online from 06 July 2024

https://doi.org/10.22034/hyd.2024.60530.1729

Abstract
  Spatial and temporal changes of surface water affect the structure and functioning of the ecosystems of the Teham Dam region as well as the agricultural, economic and social development in this region. In this research, MNDWI, AWEI and NDWI indices and SVM support vector machine model was used to detect ...  Read More

watershed
The effectiveness of Random Tree Algorithm (RTC), Maximum Likelihood (MLC), and Support Vector Machine (SVM) models in detecting changes in the water area of Lake Neor and the effects of these changes on the surface temperature using the LST model in the 2002-2022 period

mehdi feyzolahpour

Volume 11, Issue 40 , October 2024, , Pages 21-1

https://doi.org/10.22034/hyd.2024.18681

Abstract
  Changes in land cover and land use due to human activities have left adverse effects on the environment. The eastern regions of Ardabil province are a clear example of this phenomenon. The purpose of this research is to analyze spatial and temporal changes in land cover and land use and its effects on ...  Read More

RS
Measuring the spring and autumn fluctuations of land use indices (LULC) using support vector machine (SVM) method and analyzing the correlation relationships of LST with NDBI, MNDWI and NDVI indices (in the Heyran Pass area)

Mehdi feyzolahpour

Volume 11, Issue 38 , April 2024, , Pages 39-19

https://doi.org/10.22034/hyd.2023.56988.1699

Abstract
  The purpose of this research is to investigate the relationship between LST and LULC in Heyran region. LULC indices consist of normalized difference of vegetation index (NDVI), normalized difference of built-up index (NDBI) and modified normalized difference of water index (MNDWI). The area of the studied ...  Read More

Geomorphology
Morphometric analysis of controlling parameters of glacial cirques in Jajrud river basin

mehdi feyzolahpour

Volume 10, Issue 36 , October 2023, , Pages 37-19

https://doi.org/10.22034/hyd.2023.55656.1685

Abstract
  Glacier cirques show the characteristics of past glaciers and climates. In this research, the analysis of 39 glacial cirques in the catchment area of Jajrud River was done. For this purpose, Arc GIS software and Google Earth images were used. The parameters of length, width, height of the top of the ...  Read More