نتایج جستجو برای: sar meaning senior and great

تعداد نتایج: 16853164  

پایان نامه :0 1374

the rationale behind the present study is that particular learning strategies produce more effective results when applied together. the present study tried to investigate the efficiency of the semantic-context strategy alone with a technique called, keyword method. to clarify the point, the current study seeked to find answer to the following question: are the keyword and semantic-context metho...

Ebadi, Hamid, Hosseini, Samira, Maghsoudi, Yaser,

Estimation of forest biomass has received much attention in recent decades. Airborne and spaceborne (SAR) have a great potential to quantify biomass and structural diversity because of its penetration capability. Polarizations are important elements in SAR systems due to sensitivity of them to backscattering mechanisms and can be useful to estimate biomass. Full Polarimetric Synthetic Aperture ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشکده اصول الدین 1389

چکیده «محکم و متشابه»، «نسخ» و «قرائات» از موضوعات مهم علوم قرآنی است. آیت الله معرفت در هر سه موضوع ضمن نقد دیدگاههای گذشته و رایج، به ارائه نظریاتی بدیع پرداخته اند. تعریف روشن از محکم و متشابه، تفاوت بین متشابه و مبهم، طبقه بندی تشابه به ذاتی و عرضی و ضابطه مند ساختن معانی تأویلی و باطنی، از جمله نوآوری های آیت الله معرفت در حوزه محکم و متشابه به شمار می رود. در موضوع نسخ، شاهد دو قرائت...

2010
Boris Jutzi Antje Thiele Franz Meyer Stefan Hinz

Remote sensing systems are of great interest to gain geospatial information in forest environment. In particular, Synthetic Aperture Radar (SAR) which is an active and coherent imaging technique is commonly used from aerial and satellite platforms. Microwave pulses are emitted by a transmitter and their echos reflected from objects on ground are coherently recorded and processed in such a way, ...

2014
Andrea Buono Rafael Lemos Paes Ferdinando Nunziata Maurizio Migliaccio José dos Campos

In this paper, a review of Synthetic Aperture Radar (SAR)-based techniques, for oil slick at sea observation is proposed, focusing in particular on polarimetric approaches. In fact, marine oil pollution monitoring is a topic of great applicative and scientific relevance and in such a context, among all remote sensing sensors, SAR represents a fundamental tool due to its almost all-weather and a...

Journal: :Human factors 2014
Daniel Gartenberg Leonard Breslow J. Malcolm McCurry J. Gregory Trafton

OBJECTIVE We describe a novel concept, situation awareness recovery (SAR), and we identify perceptual and cognitive processes that characterize SAR. BACKGROUND Situation awareness (SA) is typically described in terms of perceiving relevant elements of the environment, comprehending how those elements are integrated into a meaningful whole, and projecting that meaning into the future. Yet SA f...

2007
Maxim Neumann Andreas Reigber Marc Jäger Stéphane Guillaso Olaf Hellwich

The combination of SAR Polarimetry (POLSAR) and SAR Interferometry (InSAR) into Polarimetric SAR Interferometry (POLInSAR) has shown great potential for information extraction from SAR data. Applications have been developed and validated theoretically for POLInSAR data. But due to different reasons these methods are difficult to apply on real data. The SAR observables have to be increased, and ...

2015
M. Gade

We analyzed a great deal of high-resolution Synthetic Aperture Radar (SAR) data of dry-fallen intertidal flats in the German Wadden Sea with respect to the imaging of sediments, macrophytes, and mussels. TerraSAR-X and Radarsat-2 images of five test areas along the German North Sea coast acquired between 2008 and 2013 form the basis for the present investigation and are used to demonstrate that...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده مهندسی عمران 1391

in this study, scour of mashkid bridge pier located in mashkid river of saravan county has been studied and to measure the scour rate, the numerical model hec-ras 4.0 has been used. upon selection of mashkid river as the case study and whereas the studied zone is important with respect to the climatic conditions and showery monsoon raining and flowing the great and destructive floodwaters, ther...

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