نتایج جستجو برای: سیستم sar

تعداد نتایج: 91891  

2001
Katrin Will Wolfgang Deppert

At least some mutant p53 proteins not s imply have los t the wild-type p53 specific tumor suppressor function, but exhibit oncogenic functions on their own. Recently we showed that binding of mutant p53 to MAR/SAR elements is an act ivity specif ic for mutant p53 and clearly distinguishable from the previously reported DNA-binding activities of p53. Since MAR/SAR elements are considered to be i...

2013
A. Montuori

In this paper, X-band COSMO-SkyMed© synthetic aperture radar (SAR) wind field retrieval is investigated, and the obtained data are used to force a coastal ocean circulation model. The SAR data set consists of 60 X-band Level 1B Multi-Look Ground Detected ScanSAR Huge Region COSMO-SkyMed© SAR data, gathered in the southern Tyrrhenian Sea during the summer and winter seasons of 2010. The SAR-base...

2009
Marco Lavalle Eric Pottier Domenico Solimini Yves-Louis Desnos

Nowadays it is widely recognized that SAR polarimetry (POLSAR) and polarimetric SAR interferometry (POLINSAR) add a valuable contribution to promising applications in many fields of remote sensing. SAR polarimetry uses the information embedded in the polarization state of electromagnetic waves scattered by the target; as an example, this technique has been used for vegetation mapping, classific...

2005
Timo Balz Norbert Haala

Within the paper the automatic matching of existing GIS data to airborne SAR scenes for georeferencing is discussed. For this purpose simulated SAR images are generated based on the available GIS objects using a SAR simulator. These simulated scenes are matched against the captured SAR image in order to detect the given GIS objects in the SAR scene. The feasibility of the approach is demonstrat...

2014
Gianfranco Fornaro

Synthetic Aperture Radar (SAR) tomography is a technique that has been intensely developed in the last years for the analysis of complex scenarios. SAR Tomography is based on the principle of synthesizing a large aperture along the height provide imaging radar 3D resolution capabilities. SAR tomography can be applied to the imaging of scattering distributed along the vertical direction such as ...

Journal: :Remote Sensing 2018
Yuanhao Li Andrea Monti Guarnieri Cheng Hu Fabio Rocca

Geosynchronous Synthetic Aperture Radar (GEO SAR) is a possible next generation SAR system, which has the excellent performance of less than one-day revisit and hundreds of kilometres coverage. However, Radio Frequency Interference (RFI) is a serious problem, because the specified primary allocation frequencies are shared by the increasing number of microwave devices. More seriously, as the hig...

Journal: :The Plant cell 2008
Michiko Yasuda Atsushi Ishikawa Yusuke Jikumaru Motoaki Seki Taishi Umezawa Tadao Asami Akiko Maruyama-Nakashita Toshiaki Kudo Kazuo Shinozaki Shigeo Yoshida Hideo Nakashita

Systemic acquired resistance (SAR) is a potent innate immunity system in plants that is effective against a broad range of pathogens. SAR development in dicotyledonous plants, such as tobacco (Nicotiana tabacum) and Arabidopsis thaliana, is mediated by salicylic acid (SA). Here, using two types of SAR-inducing chemicals, 1,2-benzisothiazol-3(2H)-one1,1-dioxide and benzo(1,2,3)thiadiazole-7-carb...

2007
Moon-Kyung Kang Hoonyol Lee

This paper presents the results of the ocean surface current velocity estimation using 6 Radarsat-1 SAR images acquired in west coastal area near Incheon. We extracted the surface velocity from SAR images based on the Doppler shift approach in which the azimuth frequency shift is related to the motion of surface target in the radar direction. The Doppler shift was measured by the difference bet...

Journal: :Journal of oleo science 2007
Eiko Oshimura Yuji Yamashita Kazutami Sakamoto

The (13)C- and (1)H- NMR spectra of isopropyl N-dodecanoylsarcosinate (SLIP) were measured in CDCl(3), CD(3)OD and in sodium dodecanoylsarcosinate (Sar) aqueous solution. The existence of both cis and trans isomeric forms are observed for SLIP just as for Sar. The trans/cis ratio of SLIP in a dilute CDCl(3) solution is over 3.2, which is indicating that SLIP-trans conformation is more stable in...

2013
K. F Ji Z Zhao X. W Xing H. X Zou S. L Zhou

Ship detection and classification with space-borne SAR has many potential applications within the maritime surveillance, fishery activity management, monitoring ship traffic, and military security. While ship detection techniques with SAR imagery are well established, ship classification is still an open issue. One of the main reasons may be ascribed to the difficulties on acquiring the require...

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