نتایج جستجو برای: coastline changes

تعداد نتایج: 874393  

2008

Rising sea levels are of significant concern as global temperatures continue to mount. Predicted increases in sea level place coastal regions and cities in danger. This danger is far from uniform; many factors contribute to the relative infiltration of water and its consequent effect on land. Naive considerations of elevation alone would result in a poor model of what happens in real life. This...

Journal: :caspian journal of enviromental sciences 0

considering the increasing rice consumption in the world and also the excessive application of pesticides to increase production, an experiment was conducted to determine the pesticide residues and their effects on nitrogen, potassium and phosphorus content of hashemi, khazar and gohar (sa13) rice cultivars, in a factorial design at randomized complete block design with three replications. in t...

Journal: :Geographical Review of Japan 1933

Journal: :Journal of Multimedia 2013
Hannv Zhang Qigang Jiang Jiang Xu

In recent years, support vector machine (SVM) has been widely applied in remote sensing image classification, since its experience can also minimize errors and maximize the geometric characteristics of the edge area. In this article SVM classification algorithm will be introduced the remote sensing extraction coastline. Fujian Province Landsat7 ETM + image will be a test region to be classified...

ژورنال: مهندسی دریا 2013

In this article, sediment processes and shoreline changes at Lengeh and Kong ports coastline are investigated. Comprehensive studies on effective parameters on sediment processes have been performed and coastal sediment transport rate in the area is estimated. For this purpose a conceptual model has been envisaged and the empirical and numerical models, calibrated and validated based on the con...

2013
N. Muthukrishnan

Changes in shoreline configurations accelerated due to global warming are world wide concern. Such changes not only affect the flora and fauna of those regions but also the livelihood of the coastal population. In the context, the 7517km long coastline of Indian coast behaves differently in different regions. Therefore, in order to assess the shoreline changes taking place in particular coastal...

2010
T. Klinger N. Ott H. W. Schenke

In this paper we present an automatic approach for coastline detection from images which is based on parametric active contours (snakes). Snakes require the definition of an energy functional that reflects the underlying coastline model. As for Antarctica, our application domain, the coastline appearance in the used optical images is heterogeneous. Therefore, a single model does not work equall...

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