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Дата загрузки: 2017-06-15
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... Species Distribution and Dynamics at Jiuduansha Wetland in Shanghai, China Wenpeng Lin 1, Guangsheng Chen 2,*, Pupu Guo 1, Wenquan Zhu 3 and Donghai Zhang 3 1 2 3 College of Tourism, Shanghai Normal University, Shanghai 200234, China... in Shanghai, China. However, because of the complex terrain and the inaccessibility...-spectral and high resolution (<10 m) remote sensing images and field observational data, we... and competitive advantage for S. alterniflora inhibited the growth of other plant species and... view, speediness, dynamic, and comprehensiveness [1–3]. However, remote sensing data contain a certain amount... and the seasonal change of NDVI to identify vegetation dynamics in China and... the existing data productions of land cover on regional and global scales... results of low- and medium-resolution remote sensing data (spatial resolution is equal to or more than 30 m) and... provides a new technology and large amounts of available data for macro quantitative research... investigation data and high-resolution remote sensing images from ZY-1 02C (ZiYuan1) and... 1997–2012 at Jiuduansha Wetland. 2. Data and Methods 2.1. Study Area Jiuduansha Wetland... from ZY-1 02C satellite on 16 May 2012 and the spatial distribution of field observation sites (dotted points). 2.2. Data Acquisition and Preprocessing The ZiYuan1 (ZY-1 02C) and ZiYuan3 (ZY... 22 December 2011 and 9 January 2012, respectively, by the China Centre for Resources Satellite Data and Application (CRSDA) (Table 1). CRSDA has successfully processed the data that were... two satellites and produced remote sensing images. The ZY-1 02C satellite is the first operational satellite customized for land and resource users in China. Onboard the satellite, there... μm), and near infrared (0.77–0.89 μm), with a resolution of 10 m. The ZY-3 satellite is the first high-resolution stereo mapping satellite of China. It carries two types of pushbroom imaging sensors for... territorial resources, monitoring of Remote Sens. 2015, 7 10231 geologic and mineral resources, survey of forest and agricultural resources, survey and monitoring of water resources, and... as reference offered by the China Centre for Resources Satellite Data and Application (http://www.cresda.com/n16... images. Sensor ZY-1 02C Satellite ZY-3 Satellite Acquisition Date 2012.05.16....25 Band Resolution (m) Tidal Level Application multi-spectral 10 low automatic... observational sites, from the classified satellite images. Since the field observation... 148 sample points from the satellite images that distributed evenly in... different plant species and sampling numbers from field investigation and satellite images Plant... 8 100 56 Selected Pixels from Satellite Images 108 124 18 54... to the field observation data and visual interpretations of satellite images, we found... two phases of multi-spectral satellite images to retrieve NDVI (Figure... 87.17% and kappa coefficient was 0.81. The precision for S. alterniflora and P. australis...+ images and field investigation data, Huang and Zhang [23] estimated the area and spatial..., and S. mariqueter) at the study area. Based on these previous data, we compared the area and spatial pattern of.... Its emergence and growth created space for S. alterniflora and P. australis to settle and spread... in 1997, 2004, and 2012 (*—data are from Huang and Zhang [23]). P. australis... field investigation data and remote sensing images from the ZY-1 02C and ZY... in order to provide basic data for research on vegetation dynamics at... Science Foundation of China (No. 40801168), the Original and Forward-Looking Pre...), and the National Special Research Fund for Public Welfare (Meteorology) of China (GYHY201406028... comments and suggestions to the manuscript and responsible for manuscript revisions. Pupu Guo and Donghai Zhang supervised the process of field campaign and data analysis. Wenquan Zhu provided partial source codes for image analysis and responsible for satellite data... based on recent 20 years satellite data. Chin. J. Appl. Ecol. 2007, 18..., J.R.G. African land-cover classification using satellite data. Science 1985, 227, 227–375..., Y.; Roy, P.S. SPOT Vegetation multi temporal data for classifying vegetation in south central... cover characteristics database and IGBP DISCover from 1 km AVHRR data. Int. J. Remote... classification based on high-resolution satellite image. Remote Sens. 2007, 11... recognition from urban high-resolution satellite image. Remote Sens. Inf. 2013... and Spartina alterniflora in Jiuduan Shoal Wetland of Yangtze Estuary, East China..., G.G. The measurement of observer agreement for categorical data. Biometrics 1977, 33, 159...



Дата загрузки: 2017-06-15
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... to Space for Small Satellite Missions 307B C1.3 Guidance, Navigation and Control (1) 306A...:30 – 16:30 GNF – The Application and International Cooperation of Remote Sensing... China aerospace industry: LM-1 launch vehicle launches the first man-made satellite of our country successfully which means the opening of China... of deep-space exploration. 35 China Centre for Resources Satellite Data and Application (CRESDA) Aisino Corporation Date: Time... CNCC 14:30 – 16:00 China Centre for Resources Satellite Data and Application (CRESDA) was founded on October... in satellite ground system engineering construction, satellite operation management, satellite remote-sensing data procession, application technical research and development, and so... industry and enterprise clients. 37 China Academy of Space Technology (CAST) China Satellite Communications... base for space technology and products in China and the most powerful backbone strength for China...:00 China Satellite Communications Co. Ltd. (China Satcom) is a core professional subsidiary of China... mission, and a platform of integrated space/terrestrial satellite operation and service system, China Satcom is devoted to building itself into an integrated satellite service operator. China Satcom enjoys the richest satellite resources in China, well developed infrastructure and reliable measurement and..., launch vehicle, application satellite, manned spaceship and deep space exploration, and the application products of... of products and services − from satellite subsystems to launch and operation − and their worldwide....com Small satellite busses (up to 200 kg), payloads and components for small..., integrated multiplexing and switching assemblies, and passive microwave components for the commercial satellite market... Norwegian company and a world leading provider of satellite ground station services and satellite based... satellites, satellite launchers, the use of space for Earth observation and astronomy, nuclear... experimental manned spacecraft engineering, and carry out space application experiments. The second... manned spaceships and spacecrafts, launch a space lab, and provide a solution for space application of... establish a space station, and provide a solution for space application of larger scale with... responsible for planning, selecting, developing, and managing the operation of China's space science satellite.... Control Electronics for Complex Systems: Thermal/Cryogenics, Gyro, Propulsion. Spacecraft Data and Communications... units have been manufactured and characterized. As for ground application, more than 17... the research and development mission of the electronics equipment and satellite application system of space use electronic equipment, airborne electronic equipment, satellite... data memory card, inverter, demodulator, SAR target signal simulator, satellite measurement and control and... space science, satellite technologies and the development of mobile systems for exploring the... and activities for space technology and geo-informatics applications. The THailand Earth Observation Satellite... products and service for satellite system and subsystem level companies or agencies outside China, actively promoting the sales of high quality and cost efficient satellite parts made in China. Taking the... space companies and organizations in China, HEAD offers off the shelf satellite parts... Astrium group. We can build and launch a satellite for any payload under 1,000... we mostly supply both the satellite and payload for our customers, we also... and technology. KARI has made enormous strides in space field. As for satellite development, the projects include Korea Multipurpose Satellites (KOMPSAT-1,2,3,3A,5) and the Communications, Oceanography and Meteorology Satellite (COMS). In the... computers and control system components; Dynamics and simulation technologies for microsatellites; Data processing and data applications of satellites; Expanding researches for novel satellites and new fields for satellite application... and developed by NUDT, which was launched into space from China Taiyuan Satellite Launch Center on 10 May 2012, and has... measurement and communication technology between multiple spacecrafts, the satellite tracking telemetry and command, and...



Дата загрузки: 2017-03-26
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... Satellite Application Technologies ................................................................................................. 21 Commercial Launch Services and Satellite Exports ....................................................................... 21 Satellite Exports ............................................................................................................................. 22 China’s Satellite Exports... power China Manned Space Agency China National Space Agency Center for Resources Satellite Data and Application Doppler Orbitography and Radiopositioning Integrated by Satellite..., such as satellite communications, radio and television, remote sensing data, and satellite navigation products as..., such as satellite communications, remote sensing data, and satellite navigation products. Satellite communication applications include such services as satellite television and... the Application, Exchange and Distribution of Meteorological Satellite Data“ with the European Organization for the... and application of meteorological satellite data.137 Several European countries are also collaborating with China... Satellite (ERS) and Environmental Satellite (Envisat) data for science and application development in China, including applying remote sensing data... projects and promotes the “exploitation of ESA and Chinese earth observation data for science and application development” to simulate scientific exchange between China and... yuan for developing the space capsule, launch vehicle, electronic and application equipment, and astronaut... the Gaofen-1 Ground System], China Center for Resources Satellite Data and Application, http://www.cresda.com/n16... relay data and communications between China’s manned spacecraft and ground control. The first Tianlian satellite..., and ground applications. This involved the development of the satellite, ground control and application equipment, and low cost mobile satellite communication terminals... software, and GNSS applications software copyrights.548 Center for Resources Satellite Data and Application (中国资源卫星应用中心/CRESDA) China’s Center for Resources Satellite Data and Application, described as a “scientific research and operational management.../zjdw/zjwyh/. 549 “Center Introduction” [中心介绍], China Centre for Resources Satellite Data and Application, 2001, http://www.cresda.com.../n1220/index.html; “CRESDA Introduction,” China Centre for Resources Satellite Data and Application, 2012, http://www.cresda.com... and laboratories involved in space technology, engineering technology, and land satellite data.559 Satellite Surveying and Mapping Application Center ( 国 家 测 绘 地 理 信 息 局 卫 星 测 绘 应 用 中 心 /SASMAC) China’s Satellite Surveying and Mapping Application Center... Land and Resources of the State Council, 552 “CBERS-01/02,” China Centre for Resources Satellite Data and Application, 2012....html. 553 “CBERS-02B Data Processing System,” China Centre for Resources Satellite Data and Application, 2012, http://www.cresda.../index.html. 554 “Resource Investigation,” China Centre for Resources Satellite Data and Application, 2012, http://www.cresda.com... the satellite application system for the Ziyuan-3.563 The Ministry of Land and Resources, rather...” and “world-class research and application service institution” in the domain of satellite surveying and mapping.567 China’s National Satellite...) The National Satellite Ocean Application Service receives, processes, and utilizes data generated by China’s ocean... China’s “island and coastal zone.”575 The primary end users of the satellite data... & Application World for Design and Application Engineers], 2010, Z1. 594 Mark A. Stokes and Dean Cheng, “China... of China’s land-based satellite data receiving stations can still transmit this data back to stations in China.... (China Satcom) China Satellite Communication Corp. (China Satcom) China Satellite Communication Corp. (China Satcom) China Satellite Communication Corp. (China Satcom) China Centre for Resources Satellite Data and Application (CRESDA) China Centre for Resources Satellite Data and Application...



Дата загрузки: 2017-06-15
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... satellite data acquisition mean that there is a lack of satellite data with high spatial and temporal resolutions for environmental process monitoring...) and the Spatial and Temporal Data Fusion Approach (STDFA) to combine Huanjing satellite charge... and STDFA can be applied to combine HJ CCD and MODIS reflectance data, and GF-1 WFV and MODIS reflectance data, to generate synthetic HJ CCD data and synthetic GF-1 WFV data that closely match actual data with...; ESTARFM 1. Introduction Coarse-resolution satellite data obtained, for example from the Advanced Very... AVHRR data, which provides the longest time series among global satellite measurements... resolution satellite data, such as data from Landsat and the Advanced Spaceborne Thermal Emission and... data to monitor rapid changes in land surface processes. Therefore, these satellite data are often used only for annual dynamic analyses... [29] and for land management [30,31]. There is a lack of satellite data with high enough spatial and temporal resolutions to... coarse and medium spatial resolution satellite data to generate synthetic satellite data with high spatial and temporal resolutions. This method is called spatial and..., China has launched two moderate-resolution satellites, Huanjing satellite (HJ), and Gaofen satellite no. 1 (GF-1). Wei et al. [48] compared the data... than for the Landsat TM data. This issue is particularly important for Chinese satellite data because of the poor data... and STDFA to HJ and GF satellite data and (2) to analyse the influence of MODIS data of different spatial resolutions on the application of ESTARFM and STDFA... devoted to agriculture, cities and deserts. 2.2. Data and Pre-Processing Three HJ CCD... Data The HJ satellite constellation consists of two satellites (HJ-1-A and HJ-1-B), and was... HJ satellite constellation. Three HJ CCD datasets were downloaded from the China Centre for Resources Satellite Data and Application (http://www.cresda.com/n16/index.html). These data were... 9924 Table 2. Parameters for HJ satellite constellation sensors. Satellite Sensor HJ-1-A CCD HSI...-1 WFV Data The GF-1 satellite is a Chinese sun-synchronous, high-resolution satellite. It... sensors’ parameters for the GF-1 satellite. Table 3. Parameters for the GF-1 satellite sensors. Sensor... by the GF Satellite Application Technology Centre, Institute of Remote Sensing and Digital Earth... and the temporal difference Tijk between the fine- and low-resolution data, and by the location distance Dijk between the target pixel and... Application According to Equation (7), three images are needed for ESTARFM: fine-resolution data...-resolution data and the synthetic fine-resolution data generated by inputting MOD09GQ and MOD09GA... data and the NDVI image calculated from actual fine-resolution data. 4. Results 4.1. HJ and... image, two days of MOD09GA data and two days of multi-spectral...-spectral MOD09GA data and two days of multi-spectral MODIS data and HJ CCD... image, two days of MOD09GA data and two days of multi-spectral...-spectral MOD09GA data and two days of multi-spectral MODIS data and GF-1 WFV... between synthetic data generated using MOD09GQ data and actual data. Comparing Table 6, Table 4 and Table... analysis between synthetic data generated using MOD09GA data and actual data. GF-1 WFV Study... HJ CCD data and useful GF-1 WFV data are 15.07% and 10.29... application of this method: (1) Influence of the satellite data quality. The test areas for the HJ-MODIS fusion and the... influence of the satellite data quality on the data fusion for the Kuche area. As an early Chinese moderate-resolution satellite, the quality of HJ satellite data is lower than the quality of GF-1 satellite data. The position error of HJ CCD data is greater... (BRDF) changes. For different data acquisition dates, the solar and satellite azimuth and zenith angles... CCD and MODIS reflectance data, and GF-1 WFV and MODIS reflectance data. Synthetic HJ CCD data... CCD and MODIS data and the fusion of GF-1 WFV and MODIS data were lower for STDFA than for... measurements Comparison with in situ data and applications. Remote Sens. Environ. 2008..., M.; Colombo, R. Combining medium and coarse spatial resolution satellite data to improve the estimation...



Дата загрузки: 2017-06-15
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... Wang 1,2, Zhixiang Ye 1 and Lu Leng 1 1 2 College of Resources and Environment, Chengdu University of Information Technology, Chengdu, Sichuan 610225, China... Sensing and Digital Earth, Chinese Academy of Sciences, Beijing 100101, China * Author... pixel algorithm utilizing the HJ-1 satellite data was developed based on the... μm and 2.1 μm channels of MODIS, a method for estimating albedo using the 1.65 μm channel data...-1 satellite was completed. A comparison of the inversion results with CE318 measured data... table for the Chengdu region. Keywords: aerosol optical depth; HJ-1 satellite; dark... temporal and spatial scale characteristics, satellite remote sensing can be used for aerosol.... However, AOD inversion using satellite remote-sensing data presents two problems: Removing... solutions for different satellite sensors, such as the multi-angle polarization method for the Polarization and... method for Thematic Mapper (TM) and Advanced Very High Resolution Radiometer (AVHRR) data [12,13], and bright... Aeronautics and Space Administration (NASA). The dark target algorithm [19] for MODIS data... satellite sensor at the top of the atmosphere) data from the 2.1 μm channel and... not well suited for intense aerosol monitoring. The HJ-1 satellite system is... China and is dedicated to the ground environment and disaster monitoring. The HJ-1 satellite system consists of two optical satellites (HJ-1A and HJ... detect environmental change in China over a wide range, and the joint observation... every two days. Therefore, HJ-1 satellite system is of great importance... of performing aerosol inversion for the HJ-1 satellite data is to use the... AOD inversion. Table 1. Average spectral data for different vegetation types [21,22... satellite (see the sensor parameters in Table 2). Compared to the MODIS satellite... parameters of the HJ-1 satellites. Satellite Platform HJ-1A Sensor CCD1... satellite-received radiation signals from the combined contribution of the atmosphere and... from observations collected from the satellite data, and the observations that are close... red/blue channel of the satellite, the AOD corresponding to the... from the HJ-1B Satellite The MODIS satellite and IRS sensor both have... the 1.65 μm channel and 2.1 μm channel in MODIS satellite data (MOD02HKM data) was selected. A linear... the MODIS and HJ-1 satellites, data with the same date and similar time... μm and 2.1 μm channels. Figure 3. Relationship between the apparent reflectance of the MODIS data and... μm channel on the HJ-1B satellite. The red/blue channel albedo... the HJ-1 satellites and 2.1 μm channel of the MODIS satellite. A comparison of these... on albedo signals, increases and the satellite receives an increasing amount of... were from the CE318 observation data, and the parameters in the other... absence of the CE318 observation data and without sudden events. Figure 8. Comparison... the HJ-1B satellite CCD camera and IRS sensor and adopts the 1.65... below. 2.4.1. Data Preprocessing Before the AOD inversion, the CCD and IRS data needed to be preprocessed, which primarily included radiation calibration and... zenith angle, azimuth angle, satellite zenith angle, and azimuth angle observation geometry... the dark pixels in the satellite data files and then obtained the corresponding... inversion on the data from the HJ-1A satellite on 17 May... reliable. Therefore, the application of the HJ-1 satellites for fine monitoring of... information, and the overpass times of the HJ-1B satellite and MODIS are not completely consistent and have a time... of sand/dust and industrial aerosol models for southern China (the dark target...-1 satellites for this location and compared these data with the CE318 data that were... different bands for the AOD at 550 nm, and the satellite inversion results... the HJ-1B satellite, completed the crucial requirements for the surface/atmosphere... and Chengdu Region (2013HBZX03). We also acknowledge NASA and China Centre for Resources Satellite Data and Application for providing the MODIS and HJ-1A/B CCD data. Author Contributions... interest. References 1. 2. 3. 4. 5. 6. Kaufman, Y.J.; Tanré, D.; Boucher, O. A satellite view of aerosols in the.... Aerosol optical properties and their radiative effects in northern China. J. Geophys. Res..., A. Inverse Problem Theory: Methods for Data Fitting and Model Parameter Estimation; Elsevier: New... retrieval over land from AVHRR data-application for atmospheric correction. IEEE Trans. Geosci... using CCD camera on HJ-1 satellite. China Environ. Sci. 2009, 29, 902... and Application of Quantitative Inversion on Aerosol Remote Sensing; Science Press: Beijing, China, 2011. Li, S.-S; Chen, L.-F.; Tao, J.-H; Han, D.; Wang, Z.-T.; He, B.-H. Retrieval and validation...



Дата загрузки: 2017-04-09
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... b China Centre for Resources Satellite Data and Application (CRESDA), 5 Fengxiandong Road, Yongfeng Industry Zone, Haidian District, Beijing, China 100094... optical images for monitoring the Earth for various applications in China. The commercially... of those satellite images. The methodology automatically collects dense and spatially well... over the territories of China from both public and private sectors (Guo... optical satellites A and B (launched in September 2008), and one small SAR satellite C (launched in November 2012), dedicated to monitor environment and mitigate... CCD array satellite with high resolution for stereo mapping in China. See the web source (CRESDA, 2014) and... the China Centre for Resources Satellite Data and Application – CRESDA, of these satellites have made their image data commercial.... Assessment of the quality of satellite image data, particularly the geometric accuracy... on data quality analysis in Level 0 products from the three satellite platforms... Level 1 products from the three satellite platforms or the literatures if... in the products from a single satellite platform. Particularly, there are a few...) for assessing ZY-3 Level 1 product data quality, a single paper (Hu & Tang, 2011) for HJ-1 A/B Level 1 product data quality, and none for CBERS-02C product... HJ-1 A/B and CBERS-02C data, to meet the accuracy criteria set for high... a 2-D image space and a 3-D ground system for an image acquired by a satellite (Slama, et... of view and regarding how to model the distortions in satellite imagery... proved to be robust for various optical and radar data (Toutin, 2003) (Toutin... image noise and illumination change in an image. For orthorectification of satellite imagery... satellite platforms, radiometric characteristics, weather conditions as well as acquisition date and... gaining more and more popularity in the society of satellite data processing and tends to become dominant for most commercial... the data do not know what the physical parameters of a satellite are... of satellite images (Toutin, 2004). The most commonly used approach for assessment... deployed for matching a target (raw) satellite image to the reference imagery for collecting... model is able to model satellite images and may achieve subpixel accuracy... for one satellite product should have the typical landscapes such as plains and... of China with landscapes of plains, hills/mountains, and mixture of plains and... matching in spatial domain), and its application was made to two satellites... China. After fitting those GCPs to the simulated Toutin model and the... of the scene name is SATELLITE-SENSORPATH-ROW-ACQUISITIONDATE. Landscapes RMS... in application productions. Table 3 lists the RMS for all scenes for comparison. 5. CONCLUSIONS AND... assessment conclusion regarding the commercial satellite images for production; second, it requires... resources to conduct massive data production and analysis for this paper. CRESDA, as the centre for processing and distributing most Chinese EO satellites imagery and their applications in China, ordered a large amount of raw scenes and reference image and DEM data for... conduct the data production and analysis. Specifically, the automatic GCP collection and computation... Geomatics and is benefiting a large number of public and private users from China and...-csi.org/data/srtm-90m-digitalelevation-database-v4-1 CRESDA, 2014. China Centre for Resources Satellite Data and Application. [Online... Correction of High-Resolution Pushbroom Satellite Data. Photogrammetric Engineering & Remote Sensing, 74... and Vision Computing, 6(4), pp. 255-261. Guo, H., 2012. China's Earth Observing Satellites for.... Cybernetics and Society, Sept 1975, pp. 163165. Li, D., 2012. China's First Civilian Three-line-array Stereo Mapping Satellite: ZY-3. Acta... Analysis and Validation of ZY-3's Sensor Corrected Products. Remote Sensing for Land & Resources, 24(4), pp. 36-40. NASA, 2014. FREE Global Orthorectified Landsat Data... Correction Accuracy of Different Satellite Sensor Images: Application of Figure Condition. International... ZiYuan-3 Surveying Satellite and Its Validation. International Journal of Image and Data Fusion, 4(1), pp.... Chinese HJ-1A/B Satellites and Data Charateristics. Science China - Earth Sciences, 53(Supp.... Geometric Accuracy Validation for ZY-3 Satellite Imagery. IEEE Geoscience and Remote Sensing Letters... Array CCD Imagery of ZY-3 Satellite. Spacecraft Recovery & Remote Sensing, 33... Points from IKONOS High-Resolution Satellite Imagery. Photogrammetric Engineering & Remote Sensing...



Дата загрузки: 2017-04-09
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... Sciences and Natural Resources Research, Chinese Academy of Sciences, 100101, Beijing, China - (wangjl...: Satellite, Remote Sensing, Technology, Interpretation, Global-Environmental-Databases, Land Cover, Resources ABSTRACT... satellites are launched and used, such as China-Brazil Earth Resources Satellite (CBERS), FY series meteorological satellites, "Beijing-1"small satellite, and so on. The paper studied the application techniques of... satellites are launched and used, such as China-Brazil Earth Resources Satellite (CBERS), FY series meteorological satellites, "Beijing-1"small satellite, and... the application techniques and capacities of Chinese satellite in other places outside China. Russia Siberian area is suitable for... PROGRESSES 2.1 International remote sensing research and application progress in high latitude region... (over 90%). Another project for agriculture and resources inventory surveys through aerospace (AGRISTARS... and mapping mechanism based on RS and GIS recent years. 2.2 Resources and development in China environment remote sensing After several Five-Year Plans, China has achieved huge progress in resources and environment remote sensing synthesized application. From... research projects. Large research projects and application engineering have been launched such..., resources and environment macro survey and investigation for land has been implemented in China (Liu... prevention and protection, regional analysis, global change, and so on. These widely application has brought obvious social and economical effects for the development of China. 2.3 Remote sensing research and application for Chinese satellites China Brazil Earth Resources Satellite (CBERS-01) which was jointly developed by China and... and China. It has been now switched to the stage of operation and application since it was relegated to China Centre for Resources Satellite Data and Application (CRESDA) on... hard drives and X band data link enable the satellite to acquire, store and transmit.... The data can be stored on the satellite and downlinked at the satellite owner... focused on native area of China, and its application techniques are not professional... length and width is respectively about 6000km and 200km. The core research and application... by China. FY-3 is a new generation polar orbit meteorological satellite of China launched...: Remote sensing monitoring and information extraction will provide data resources for ecological environment. Based on the land cover classification data and energy... Data products Figure 2. Technique flow of Chinese satellite research 3.2.1 Collect the basic and related data resources in Siberian area: Data collection is the basis of integrated, synthesis and... data are also collected, such as terrain data, social economic data, historical investigation data, and related serial data in local... image satellite spectrum database, and provide reference for Chinese satellites’ global application. 3.2.6 Data quality control and standardize processing: Quality and accuracy is the basis of data product of Chinese satellite for its widely application. ISO standards and technique... inversion techniques study 3.3.1 Data resources Meteorological satellites are good data resources for regional ecological background... bands. For example, FY-2 images are selected as the main data resources in... data. Pan Xizhe, Zhang Jianguo,1998. Thinking about Chinese satellite data sources engineering. Satellite application. (2), pp. 1-6. Wu CH,2000. On a different scale——putting China..., and MOST funding (2005DKA32300) of China for their support. Thanks the data resources supported by Data Sharing Network of Earth System Science in China... targets, these satellite images can be selected and mixed use. For example, Beijing... is suitable for regional resources monitoring because of its multi spectrum and middle...



Дата загрузки: 2017-05-20
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..., China Institute of Water Resources and Hydropower Research,China  Michael RAST,  ESA­ESRIN(ESA's Centre for...  resolution  commercial  satellite  data,  some  major  space­based  observation  data   for  disaster  application   can  be...  meteorological data  ranging  from ground­based observation statistics to satellite data.  As  for  disaster  research,  it  needs  to   meet  the  demand  for... LANDSAT 7  satellite remote sensing data, land  use   data,  population  densities  data,  soil  surveys  data  and  so...  with standardized and stable  connection  with  Chinese Metrology,  Ocean and  Land  satellite  data  centres,  as  well  as  aerial  remote  sensing  data   centres  and...  to  weather, observational  data such as satellite data, meteorological  and  hydrologic  data  will  be  considered;  in  assessing  vulnerability,  risks,  and...  data  resourcesdata  classification based  on dependency relationship of disaster event­supporting dataand  the...   to  data  resources.  Autonomy  of  data  recognizes  the  independence  and  transparency  of  data  and  promotes  self... the data resources, including:  ● ● ● ● non­standard representation of data and meta data  poor interoperability of data resources in different systems and applications... terms of access  to  and  application  of  spatial  data in disaster relief.  In...  Spatial  data  Acquisition and  Application  and  Data Sharing Service Platform”, to  research  spatial  data acquisition  and application,  emergency  coordination  plan  and  dispatch technique,  emergency  data sharing technique, acquisition  technology  of  aeronautical  and  spatial  dataand  spatial  data  application  emergency  cooperation  mechanism.  This  endeavour   aims  to  build  and  share  the  national  spatial  data  acquisition  and  application  emergency  coordination  system  and  data sharing service  platform by  incorporating  both   military  and...  data  acquisition   and  application  emergency  coordination  platform   shall  plan  the  remote  sensing  data  acquisition  tasks  and...  and  LANDSAT  as  well  as  SJ­9A  pre­quake  data  from  China  Centre  for  Resources Satellite  Data and Application, Institute of Remote  Sensing and Digital Earth,  Chinese... application; they actively acquire  and  share pre­quake and post­quake remote sensing data and....  The  participating  organization  include  China  Centre  for  Resources  Satellite  Data  and   Application,  BeijingAstrium­geo  Satellite Image Co., Ltd, Beijing...  Century  Aerospace  Technology  Co.,  Ltd.   and  China  Centre  for  Resources  Satellite  Data  and  Application.  Still  in  its  initial  phase..., via satellite resources contributed by its member organizations,   offers  free  satellite   remote­sensing  data  and...,   BJ­1:Beijing­1 satellite  CBERS:​China­Brazil Earth Resources Satellite  CEODE:Centre for Earth Observation and Digital Earth...)  CODATA: Committee on Data for Science and Technology (CODATA)  CRED :Centre for Research on the Epidemiology of Disasters (CRED)  CRESDA : China Centre for Resources Satellite Data and Application (CRESDA)   DDI:Disaster Data Infrastructure (DDI)  DEDR:Disaster Emergency Data Reservoir... ​Applicability  of  Near­Real­Time  Satellite  Data  Acquisition  and  Analysis   &  Distribution  of  Geoinformation... Data Research Centre for England (ADRC-E), has examined attitudes to data handling of administrative data and... and inter- service for scientific and technology data and information sharing, based on a national resources the... of issues and the collaborative design, execution and application of research. “Open data” (as a set of practices and a resource.../resources/how-guides/license-research-data 51 Carroll MW (2015) Sharing Research Data and... European data providers, i.e. the space agencies, defining a strategy for the acquisition of satellite data available to the EPOS Community, and exploring solutions for data...



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0.1/5
... Submission For Government of Canada Review of Aerospace and Space Programs and Policies..., India, and China Canadian Alumni of the International Space University Crew and Cargo... in satellite communications, space infrastructure servicing and development, Earth observation, and space science and... Skills Retention and Development, Policy and Programs • • Young Professionals Program for the Canadian... Education and Awareness Department to empower and engage youth in Canada’s vision for space 2. National Trade Policy and Programs • • Increased ITAR exemptions for Canada... and well-maintained national policy on strategic focus areas for short-term and long-term research o Improved incentives for bringing skilled researchers and... facilities and leading edge R&D unavailable in Canada Government and commercial space programs for..., professionals and the community in general: • • • • • To provide for the promotion and preservation... percent of the ISS utilization resources. That is surely one of... for drawing youth into science and technology. The vision and goal of exploring and... of Research & Analysis, Policy and External Relations for the Canadian Space Agency... for the space shuttle and ISS, Synthetic Aperture Radar (SAR) and nanosatellites, Lunar and Martian rovers, satellite communication equipments, image scanning and processing, satellite ground stations, and space... of Research & Analysis, Policy and External Relations for the Canadian Space Agency... market access, and the need for skills development and space research and development. These... and to ensure that space science and technology provide social and economic benefits for... companies and government agencies in the United States and the UK for projects where the US and UK Governments...) and Crew and Cargo Development (CCDev) programs, it would be valuable for Canada... in cost-savings through development and innovation for long-term capital programs... technology development for remote sensing and satellite servicing missions, for example, where industry and the science community can collaborate to provide both reliable satellite platforms and science payloads for example. The seed for SpaceX's success... employment opportunities for recent advanced degree graduates, and lack of support for companies... need for policy and incentives for private industry to undertake long-term research and... Is It?” Mowat Centre, School of Public Policy and Governance at University... through satellite servicing can foster game changing innovation in on-orbit satellite... depend on satellites for communications, GPS and remote sensing data. Nearly 29,000... a catastrophic collision and on-orbit break-up of an operating satellite. An... watch and maintain our arctic sovereignty by monitoring these geographic regions. Satellite data... Alberta and Saskatchewan have enjoyed the extensive investment and high commodity demand for oil, natural gas, copper, uranium, potash and... further deplete our limited natural resources. This will not only give... Canadian ideals to value sustainability and biodiversity for our natural Earth environment..., and the sales of the first African geosynchronous communication satellite NigComSat-1 and subsequent NigComSat-1R to Nigeria by China Great... fact, China has signed 16 international space cooperation agreements and memorandums with... information technology, China’s “National Medium- and Long-term Science and Technology Development Plan... secure a better future for its citizens. 19 CASC “China Centre for Resources Satellite Data and Application (CRESDA) Ground System... Skills Retention and Development, Policy and Programs • • Young Professionals Program for the Canadian... Education and Awareness Department to empower and engage youth in Canada’s vision for space 2. National Trade Policy and Programs • • Increased ITAR exemptions for Canada... and well-maintained national policy on strategic focus areas for short-term and long-term research o Improved incentives for bringing skilled researchers and... facilities and leading edge R&D unavailable in Canada Government and commercial space programs for... world, and there is further deterioration of public awareness and support for space... clear objectives and focused policies for space investment for our industry and academic institutions... (RAP) NSERC CREATE – Technologies and Techniques for Earth and Space Exploration NSERC CREATE...



Дата загрузки: 2017-03-17
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0.09/5
... of the waterline points and the number of satellite images used to... resultant DEMs; and (3) the availability analysis of the archived satellite images indicates... that provide habitats for wildlife, resources for land reclamation and protection for the coast against... the public and private sectors. For example, the Landsat 1–5 and 7 satellite series acquired and archived more than 434 terabytes of satellite images... the synchronous validation data and the low utilization of archived satellite images. The... collected for the quantitative analysis of the waterline method: (1) Preview satellite images... Resources Satellite (JERS) [29], Synthetic Aperture Radar (SAR) [28], Indian Remote-Sensing Satellite (IRS) Linear Imaging Self-Scanning Sensor (LISS) and Advanced Wide-Field Sensor (AWiFS) [28], China-Brazil Earth Resources Satellite (CBERS) Charge Coupled Device (CCD) [30], Chinese Beijing-1 CCD and HJ CCD [31], European Remote-Sensing Satellite (ERS) SAR and the Environmental Satellite...-free and containing clear waterlines). Table 1. Summary of common satellite preview images. MOS, Marine Observation Satellite; JERS, Japanese Earth Resources Satellite; ERS, European Remote-Sensing Satellite; ESA, European Space Agency; CBERS, China-Brazil Earth Resources Satellite; IRS, Indian Remote-Sensing Satellite; CCD, Charge... Aperture Radar; CRESDA, Center for Resource Satellite Data and Applications. Satellite Sensor Period High-Quality... SAR and ERS-1/2 SAR (Table 2). The spatial resolution of these satellite images... the satellite images are of high-quality. (3) Airborne elevation data. LiDAR data were...-quality satellite images taken at various water levels were collected and can... stage and can be caused by the number of the satellite images... the geo-correction and waterline extraction processing of the satellite images. The... satellite image. Furthermore, the positional error introduced in the geo-correction and... approach. 4.2. The Number of Satellite Images Used and Its Impact on the... satellite images and the accuracy of the resultant tidal flat DEM. Forty satellite images taken in 2006 by different sensors were collected for this... sand ridges and tidal creeks), and the DEM derived from forty satellite images... between the number of satellite images used and the RMSEs of the... as the number of satellite images increases. For example, the RMSEs of..., twenty and forty satellite images are 62.43, 51.97 and 44.79... satellite images and then increases slightly as the number of satellite images increases. For... in Figure 4i and j, although the number of satellite images increased by...,38] and because the waterlines extracted from only ten satellite images do... number of satellite images used in the waterline method and the accuracy...-day revisit cycle of China’s HJ-1A/B satellite. Remote Sens. 2013, 5 6153... archive satellite images described above, some satellite-image sources were not included for... medium-resolution civilian satellite sensors (spatial resolution between 10 m and 100 m) that...-quality satellite images was set to this proportion for the optical images, and... based on satellite images despite the lack of synchronous ground data. 5. Conclusions... number of satellite images used in the waterline method and the coverage... and to account for regional loss. (3) The availability analysis of the archive satellite... China (No. 2012BAH28B02). The authors are grateful to the China Center for Resource Satellite Data and Applications (CRESDA) for supplying all of the CBERS CCD and... to the Center for Earth Observation and Digital Earth (CEODE, China) for furnishing all... images and to the Earth Resources Observation and Science Center (EROS, USA) for providing... and mudbank monitoring in French Guiana: Contributions of radar and optical satellite imagery... elevation models with MODIS and medium-resolution satellite images. J. Coast. Res. 2013..., B. A simple waterline approach for tidelands using multi-temporal satellite images: A case study... Tidal Flat and Tidal Resources (In Chinese); China Ocean Press: Beijing, China, 1985; pp... 31 July 2013). 28. China Remote Sensing Satellite Ground Station. Available online... on 31 July 2013). 30. China Centre for Resources Satellite Data and Application. Available online: http://www.cresda... of shoreline changes for tideland areas using multi-temporal satellite images. Int... the intertidal morphologic change using satellite data. Estuari. Coast. Shelf Sci. 2008..., 2001; Volume 7. 38. Wang, Y. Satellite SAR Imagery for Topographic Mapping of the...