نتایج جستجو برای: satellite images of irs_1c

تعداد نتایج: 21186900  

Journal: :Applied sciences 2021

Nowadays, satellite images are used in many applications, and their automatic processing is vital. Conventional integer grey-scale edge detection algorithms often for this. This study shows that the use of color-based, fractional order may enhance results obtained using conventional techniques images. It also it possible to find a fixed set parameters, allowing while maintaining high performance.

Journal: :World Academics Journal of Engineering Sciences 2014

Journal: :The Open Remote Sensing Journal 2012

Journal: :ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences 2015

ژورنال: علوم آب و خاک 2008
ثنایی‌نژاد, سید حسین , شاه‌طهماسبی, امیررضا , صدرآبادی حقیقی, رضا , کلارستانی, کیومرث ,

Remote sensing science and satellite data are widely used by researchers for agricultural studies. Vegetation spectral reflections recorded by satellite sensors have been used extensively for identifying plant types, plant cover, health community of plants and predicting yield. The TERRA satellite, with 5 sensors, provides an opportunity to observe land, atmosphere and ocean characteristics. Th...

Journal: :International Conference on Aerospace Sciences and Aviation Technology 1997

Journal: :تحقیقات آب و خاک ایران 0
سعید امامی فر کارشناس ارشد گروه مهندسی آبیاری و زهکشی پردیس ابوریحان دانشگاه تهران علی رحیمی خوب دانشیار گروه مهندسی آبیاری و زهکشی پردیس ابوریحان دانشگاه تهران علی اکبر نوروزی استادیار پژوهشکدة حفاظت خاک و آبخیزداری

the use of satellite data in an estimation of air temperature (ta) near the earth’s surface has turned into an effective way for a large area of high spatial and temporal resolution. throughout the present study, artificial neural network (ann) as well as m5 model tree were employed to estimate ta in khuzestan province (south west of iran), using satellite remotely sensed land surface temperatu...

Journal: :IOSR Journal of Electronics and Communication Engineering 2012

ثنایی‌نژاد, سید حسین , شاه‌طهماسبی, امیررضا , صدرآبادی حقیقی, رضا , کلارستانی, کیومرث ,

Remote sensing science and satellite data are widely used by researchers for agricultural studies. Vegetation spectral reflections recorded by satellite sensors have been used extensively for identifying plant types, plant cover, health community of plants and predicting yield. The TERRA satellite, with 5 sensors, provides an opportunity to observe land, atmosphere and ocean characteristics. Th...

Journal: :تحقیقات جغرافیایی 0
محمد فرامرزی دانشگاه ملایر حمید نوری دانشگاه ملایر

raisins are one of the most important parts of agriculture products to export and malayer gardens are one of the most valuables lands to produce vitis vinifera for raisin industry in recent years. the region has some problems to mange water resources due to climate change effects and drought. understanding of hydrology balance and drought period is one of most tools to manage the water crisis i...

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