نتایج جستجو برای: high dense built up area

تعداد نتایج: 3292404  

Journal: :Technologies (Basel) 2021

The boundary of urban built-up areas is the baseline data a city. Rapid and accurate monitoring prerequisite for control layout spaces. In recent years, night light satellite sensors have been employed in area extraction. However, existing extraction methods not fully considered properties that directly reflect areas, like land surface temperature. This research first converted multi-source int...

Journal: :The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences 2018

جعفری, سجّـاد , مفیدی, عبّـاس ,

1- Introduction In middle and lower troposphere, the main control factor of weather and climate over the Middle East is a local to regional scale thermal forcing including forcing from high mountains. In this regard, regional scale atmospheric circulation associated with surface forcing has an important role in the occurrence of summer dust storms over the area. Southwest of Iran experiences a...

Journal: :ecopersia 0
alireza ildoromi associate professor, department of range and watershed management, malayer university, malayer, iran mahtab safari shad ph.d. student, department watershed management, faculty of natural resources, sari university of agriculture and natural resource, sari, iran

landsat data for 1992, 2000, and 2013 land use changes for ekbatan dam watershed was simulated through ca-markov” model. two classification methods were initially used, viz. the maximum likelihood (mal) and support vector machine (svm). although both methods showed high overall accuracy and kappa coefficient, visually mal failed in separating land uses, particularly built up and dry lands.there...

Quantifying land use change dynamics is critical in tackling environmental and socio-economic challenges such as climate change in recent years. This study takes Siahkal County in Guilan Province as the research subject and analyzes the land use changes in two different years: 2000 and 2021, and predicts the change in 2031. We carried out land use change analysis using LANDSAT-7 ETM+ and LANDSA...

2016
Yang Yi Yuanyuan Zhao Guodong Ding Guanglei Gao Mingchang Shi Yue Cao

We explored the process of urbanization in a mountainous area to seek a sustainable urbanization strategy. Previous urbanization research has mainly focused on flat terrain and coastal areas, and urbanization in mountainous areas remains poorly understood. This study integrated geographic information systems, remote sensing, and statistical analysis to quantify landscape patterns dynamics in re...

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