نتایج جستجو برای: alos avnir 2
تعداد نتایج: 2525931 فیلتر نتایج به سال:
The purpose of the proposed work is to examine the feasibility of using Polarimetric Interferometric SAR (PolInSAR) techniques on ALOS PALSAR data to extract forest canopy heights with the ultimate objective of deriving biomass estimates. Previous work [1] has shown that in homogeneous European forest stands, tree height is a reasonably robust estimator of biomass through a simple allometric re...
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...
On 24 August 2016, the M 6.2 Amatrice earthquake struck central Italy, well-known as a seismically active region, causing considerable damage to buildings in the town of Amatrice and the surrounding area. Damage from this earthquake was assessed quantitatively by means of multitemporal synthetic aperture radar (SAR) coherence and SAR intensity methods using dual-polarized SAR data obtained from...
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...
تداخل سنجی تفاضلی راداری (dinsar) به عنوان روشی کارآمد در اندازهگیری جابه جایی سطح زمین می باشد. به طوری که با استفاده از این فناوری امکان پایش حرکات کوچک سطح زمین به صورت پیوسته، با دقت بالا و در گستره وسیعی امکان پذیر است. به دلیل پوشش وسیع تصاویر ماهوارهای، به هنگام بودن و پایین بودن هزینه آن ها نسبت به سایر روشهای میدانی کاربرد این فناوری در بررسی مخاطرات طبیعی زمین از جمله زمین لغزشها،...
The Advanced Land Observing Satellite-2 (ALOS-2, “DAICHI-2”) has been observing Nepal with the Phased Array type L-band Synthetic Aperture Radar-2 (PALSAR-2) in response to an emergency request from Sentinel Asia related to the Mw 7.8 Gorkha earthquake on April 25, 2015. PALSAR-2 successfully detected not only avalanches and local crustal displacements but also continental-scale deformation. Es...
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...
Freshwater habitat quality and quantity are key abiotic variables driving the abundance and distribution of anadromous salmonids. Knowledge is minimal about the condition of freshwater habitats and how habitat condition affects salmon over large, remote areas on both sides of the Arctic and northern Pacific Oceans [1]. This hampers abilities to predict effects of habitat change on salmon and to...
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 ...
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