نتایج جستجو برای: remote sensing rs

تعداد نتایج: 218778  

Journal: :Remote Sensing 2023

Remote sensing (RS) has revolutionized field data collection processes and provided timely spatially consistent acquisition of on the terrestrial landscape properties. This research paper investigates relationship between Wind Erosion (WE) Sensing techniques. By examining, analyzing, reviewing recent studies utilizing RS, we underscore importance wind erosion by exploring indicators that influe...

2015
Deng Ding Marc A. Linderman Nandita B. Basu George P. Malanson Heather A. Sander Marc Linderman Silvia Secchi

Intensive human-environment interactions are taking place in Midwestern agricultural systems. An integrated modeling framework is suitable for predicting dynamics of key variables of the socio-economic, biophysical, hydrological processes as well as exploring the potential transitions of system states in response to changes of the driving factors. The purpose of this dissertation is to address ...

Journal: :IEEE Trans. Geoscience and Remote Sensing 1998
Mihai Datcu Klaus Seidel Marc Walessa

Automatic interpretation of remote-sensing (RS) images and the growing interest for query by image content from large remote-sensing image archives rely on the ability and robustness of information extraction from observed data. In Parts I and II of this article, we turn the attention to the modern Bayesian way of thinking and introduce a pragmatic approach to extract structural information fro...

2013
G. Sreenivasulu Pramod Kumar Lakshmi Prasad

Remote Sensing as a direct adjunct to field, recently playing an important role in the study and assess the natural resource in any part of the world. Anthropogenic changes in land use and land cover and land use are often assumed to be identical, they are rather quite different. Land cover may be defined as the biophysical earth surface, while land use is often shaped by human, socio-economic ...

2014
Mirjana Bevanda Ned Horning Bjoern Reineking Marco Heurich Martin Wegmann Joerg Mueller

BACKGROUND Linking animal movements to landscape features is critical to identify factors that shape the spatial behaviour of animals. Habitat selection is led by behavioural decisions and is shaped by the environment, therefore the landscape is crucial for the analysis. Land cover classification based on ground survey and remote sensing data sets are an established approach to define landscape...

Journal: :مرتع و آبخیزداری 0
زهرا عبدالعلی زاده دانشجوی دکتری مرتعداری، دانشگاه محقق اردبیلی، ایران. عطالله ابراهیمی دانشیار دانشکده منابع طبیعی و علوم زمین دانشگاه شهرکرد، ایران

sabzkouh protected area, with the variety of natural ecosystems and landscapes, is very rich from the point of diversity in climate, topography, habitats and wildlife that is located in central zagros. evidences show that its ecosystems such as other iranian semiarid natural ecosystems, undergone changes in their vegetation structure over the past years. obtaining multi-spectral and multi-tempo...

Journal: :آمایش سرزمین 0
ناصر احمدی ثانی استادیار، دانشکده کشاورزی و منابع طبیعی دانشگاه آزاد اسلامی واحد مهاباد ساسان بابایی کفاکی استادیار دانشکده کشاورزی و منابع طبیعی دانشگاه آزاد اسلامی واحد علوم و تحقیقات تهران اسدالله متاجی دانشیار، دانشکده کشاورزی و منابع طبیعی دانشگاه آزاد اسلامی واحد علوم و تحقیقات تهران

zagros forests are a treasure of various valuable species of oak in iran and the world. long-term misuse in the past has caused severe degradation in the zagros forests. recently these forests have become national but misuses by local people to make living because of poverty and unemployment are continued. in order to reduce degradation and improve sustainability, ecological capability for exte...

2008
Jürg Schopfer Stefan Dangel Mathias Kneubühler Klaus I. Itten

In spectrodirectional Remote Sensing (RS) the Earth's surface reflectance characteristics are studied by means of their angular dimensions. Almost all natural surfaces exhibit an individual anisotropic reflectance behaviour due to the contrast between the optical properties of surface elements and background and the geometric surface properties of the observed scene. The underlying concept, whi...

2014
Samson Okongo Mabwoga Ashwani Kumar Thukral

The increasing population in the developing countries has rendered wetlands vulnerable to land use changes. Remote sensing offers a rapid and efficient means of data acquisition of ecosystems in time and space. The present study was undertaken to identify changes in the Harike wetland, a Ramsar site in the state of Punjab, India; and identify causal factors, as well as vulnerable areas threaten...

2016
Maria Tattaris Matthew P. Reynolds Scott C. Chapman

Remote sensing (RS) of plant canopies permits non-intrusive, high-throughput monitoring of plant physiological characteristics. This study compared three RS approaches using a low flying UAV (unmanned aerial vehicle), with that of proximal sensing, and satellite-based imagery. Two physiological traits were considered, canopy temperature (CT) and a vegetation index (NDVI), to determine the most ...

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