نتایج جستجو برای: ماهواره alos

تعداد نتایج: 6544  

Journal: :Remote Sensing 2014
Wenjian Ni Zhiyu Zhang Guoqing Sun Zhifeng Guo Yating He

The Global Digital Elevation Model produced from stereo images of Advanced Spaceborne Thermal Emission and Reflection Radiometer data (ASTER GDEM) covers land surfaces between latitudes of 83°N and 83°S. The Phased Array type L-band Synthetic Aperture Radar (PALSAR) onboard Advanced Land Observing Satellite (ALOS) collected many SAR images since it was launched on 24 January 2006. The combinati...

2007
K. Wolff A. Gruen

The new Japanese optical sensor ALOS/PRISM which was launched in January 2006 has stereo capabilities which can be used for a great number of applications and products. One of the most important products is the generation of Digital Surface Models (DSMs). With SAT-PP (Satellite Image Precision Processing) our group has developed a suite of new methods and a software package which can be used fo...

2011
Elias Kondilis Magda Gavana Stathis Giannakopoulos Emmanouil Smyrnakis Nikolaos Dombros Alexis Benos

BACKGROUND Empirical evidence on how ownership type affects the quality and cost of medical care is growing, and debate on these topics is ongoing. Despite the fact that the private sector is a major provider of hospital services in Greece, little comparative information on private versus public sector hospitals is available. The aim of the present study was to describe and compare the operatio...

2017
Lisa B. E. Shields Lisa Clark Steven D. Glassman Christopher B. Shields

BACKGROUND Although hospital length of stay (LOS) following lumbar fusion has decreased for a variety of reasons, different institutions find their LOS over the benchmarks published by the national Agency for Healthcare Research and Quality (AHRQ). Over a 3-year period, this prospective study introduced utilization of multidisciplinary committee meetings between surgeons and other caretakers to...

2010
Keisuke ISHIDA Mitsuhiro KOJIMA Masataka TAKAGI

In October 2006, remotely sensed data of PRISM (Panchromatic Remote-Sensing Instrument for Stereo Mapping) sensor that mounted on Japanese satellite ALOS (Advanced Land Observation Satellite) was began to provide for general users. ALOS has some missions such as mapping, regional observation, disaster situation observation and survey of natural resources. In the mission of disaster situation ob...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تحصیلات تکمیلی صنعتی کرمان - دانشکده عمران 1392

از آنجا که پلاریمتری راداری زمینه¬ای به نسبت نوظهور در سنجش از دور می¬باشد، تحقیقات محدودی در مورد طبقه¬بندی این تصاویر صورت گرفته است. ویژگی¬های خاص تصاویر پلاریمتری مانند مستقل بودن از شرایط آب و هوایی، قابلیت اخذ تصویر در هر زمان از شبانه¬روز، حساسیت به ساختار هندسی و فیزیکی اشیا همچنین ظهور سنجنده¬های پلاریمتریک راداری خصوصا سنجنده های فضابرد در دهه¬های اخیر، سبب شده که پلاریمتری راداری به ...

ژورنال: :خشکبوم 2012
روشنک درویش زاده علی اکبر متکان امین حسینی اصل محسن ابراهیمی خوسفی

پوشش گیاهی به­عنوان یکی از مهم­ترین اجزای هر اکوسیستم به شمار می­رود. تعیین میزان درصد پوشش گیاهی به­منظور فهم تعاملات بین زمین و اتمسفر، تأثیر آن بر اقلیم، میزان فرسایش خاک، بررسی خشکسالی، و مدیریت منابع طبیعی بسیار ضروری است. هدف از این پژوهش،  تخمین درصد پوشش گیاهی با استفاده از شاخص­های رایج پوشش گیاهی است. در این تحقیق از تصویر ماهواره­ای  alos (avnir)مربوط به تیر ماه 1388 و  مطالعات میدان...

2017
Christina C. Loitz Jodie A. Stearns Shawn N. Fraser Kate Storey John C. Spence

BACKGROUND Coordinated partnerships and collaborations can optimize the efficiency and effectiveness of service and program delivery in organizational networks. However, the extent to which organizations are working together to promote physical activity, and use physical activity policies in Canada, is unknown. This project sought to provide a snapshot of the funding, coordination and partnersh...

2016
Dorothea Deus Andrew Millington

Land cover and forest mapping supports decision makers in the course of making informed decisions for implementation of sustainable conservation and management plans of the forest resources and environmental monitoring. This research examines the value of integrating of ALOS PALSAR and Landsat data for improved forest and land cover mapping in Northern Tanzania. A separate and joint processing ...

Journal: :Annals of GIS 2008
Linlin Ge Kui Zhang Alex Hayman Ng Yusen Dong Hsing-chung Chang Chris Rizos

1082-4006/08/14(01)-12$5.00 ©2008 The International Association of Chinese Professionals in Geographic Information Science (CPGIS) Abstract Satellite differential SAR interferometry has been widely accepted as a powerful tool to map co-, postand inter-seismic deformation since its successful application to the 1992 Landers Earthquake. As soon as the Ms8.0 Wenchuan Earthquake occurred on 12 May ...

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