Спутник ДЗЗ. Radarsat 1. [Редактировать]

Radarsat 1 - это канадский космический аппарат ДЗЗ (радиолокатор С диапазона), который был запущен в 1995 году на 832 км. солнечно-синхронную орбиту. Аппарат вышел из строя 29 марта 2013 года.

Дополнительная классификация

#Наименования
1Страна оператор(владелец) - Канада
2Страна производитель - Канада
3Тип оператора(владельца) - государственный
4Тип орбиты - НОО
5Радиолокационные спутники ДЗЗ
6Все спутники ДЗЗ

Технические характеристики

#ХарактеристикаЗначение
1Масса, кг2750
2Платформа, BCP-40001

Экономические характеристики

#ХарактеристикаДата измеренияЗначение
1Стоимость (аппарат), млн. долл.620

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Simulations of attitude determination for RADARSAT-I using GPS Line Moisan NavCom... the Canadian remote sensing satellite, RADARSAT-I. GPS Satellite e λ ∆ρ antenna A b antenna B baseline... the Canadian remote sensing satellite RADARSAT-I requires 0.05o (probability of 99... results for RADARSAT-I. 2 2 = σ angle 2 σ ∆Φ  180 o   q (k , k )  2  π  (degrees)   2 (4) Description and characteristics of RADARSAT-I where... the platform orientation of the RADARSAT-I on which GPS antennas are... called apparent horizon [Moisan, 1999]. RADARSAT-I is the Canada's first Earth... km above the Earth, the RADARSAT-I produces high-quality images of... sunlight reflected from the Earth, RADARSAT-I collects imagery of the Earth... web site, 1998]. Table 3 describes RADARSAT-I's orbit characteristics. The attitude angles... image resolution of 8 metres. Table 3: RADARSAT-I's orbital characteristics (adapted from CCRS... FOR RADARSAT-I This section provides a general description and characteristics of the RADARSAT..., and radio frequency interference between RADARSAT-I and GPS antennas. Temperature A LEO... the upper platform of the RADARSAT-I spacecraft bus, resulting in an... The S-band communication antenna on RADARSAT-I transmits and receives at 2230... vibrations Coordinate reference frame for RADARSAT-I The frequency and amplitude of... 2 describes the reference frames of RADARSAT-I and the (left-hand) local..., and ZTL axis towards Zenith. RADARSAT-I reference frame is represented with... transforms a local terrestrial frame into RADARSAT-I reference frame [Moisan, 1999]. Radiation... RADARSAT-I (R) and local terrestrial (TL). Figure 3 shows the reference frame of RADARSAT... speed vector is calculated from RADARSAT-I orbital elements. The ZR axis.... When a GPS satellite rises at RADARSAT-I horizon, the same GPS satellite... horizon plan RADARSAT-I GPS Satellite RADARSAT-I Figure 3: Reference frame for RADARSAT-I. o 2 Earth observer GPS satellites distribution for RADARSAT... be found in [Moisan, 1999]. RADARSAT-I latitude 66o to -17o , longitude... of visible GPS satellites for RADARSAT-I and an observer located in... by RADARSAT-I for the same period of time . During the period, RADARSAT... when RADARSAT-I was above the equator. The visible GPS satellites at RADARSAT... RADARSAT-I at the Earth observer horizon Earth Figure 5: Horizon plans for RADARSAT... of GPS satellites visible for RADARSAT-I and an observer in Quebec... computation takes into account the RADARSAT-I platform orientation where the GPS... average GPS satellite visible for RADARSAT-I is 7 and 6 respectively, with elevation... of visible GPS satellites for RADARSAT-I (apparent horizon) and an observer... Number of (%) visible GPS satellites (%) RADARSAT Earth RADARSAT Earth 4 5 6 7 8 9 10 11 12... for GPS antennas on the RADARSAT-I platform have been chosen. This... and tetrahedral configurations related to RADARSAT-I’s reference frame. Square configurations CA1... A B C D 1.6 m Figure 6: Upper platform of the RADARSAT-I spacecraft bus. Three configurations have... placed and anchored flat on RADARSAT-I platform. This choice has been... 6: Components of selected vectors in RADARSAT-I reference frame for the 3 chosen... 7: GPS antennas configuration chosen for RADARSAT-I. Table 5 presents the coordinates of... Table 5). The configurations chosen for RADARSAT-I take into account the available... GPS antenna configurations chosen for RADARSAT-I. The vector numbers correspond to... GPS antenna configurations chosen for RADARSAT-I. Square configuration 1 CA1 vectors: 1-2-3 trace... GPS satellites' positions observed by RADARSAT-I with respect to its position..., and takes into account the RADARSAT-I orientation platform. We assume no.... For the 3 GPS antenna configurations, RADARSAT-I apparent horizon was utilised with... used for RADARSAT-I’s platform are -29.8o and -4.95o, respectively. RADARSAT-I’s yaw... the requirement of 0.05o for RADARSAT-I, when images are taken. Better... precision. Table 8: Simulation results for RADARSAT-I. RADARSAT-I’S YAW, ROLL = -29.8o, PITCH... The Canadian remote sensing satellite RADARSAT-I has been chosen to analyse... the high speed of the RADARSAT-I, and possible radio frequency interference... communication antennas on board the RADARSAT-I. The RADARSAT-I’s platform was chosen to... and heat pipes on board RADARSAT-I would keep the temperature within... expected between GPS antenna and RADARSAT-I’s communication antenna because of the..., 1998]. The simulation analysis with RADARSAT-I has shown that the total... p. Nappert S., (1999), Communication personnelle, Groupe RADARSAT, Agence spatiale canadienne, St-Hubert....space.gc.ca/FRA/A_propos/Radarsat/rad1.html Canada Centre for....ccrs.nrcan.gc.ca/tekrd/radarsat/specs/radspecf.ht ml Spaceborne...



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... Svalbard observed with high-resolution RADARSAT-2 and TerraSAR-X InSAR time series... by short baseline processing in RADARSAT time series over Manaus city...-1&2, ENVISAT) and other spaceborne (TerraSAR-X, RADARSAT 1&2, COSMO-SkyMed, JERS-1, ALOS PALSAR... regarding the respective Sentinel-1 and Radarsat Constellation Mission. Sentinel-1 In-orbit...” SAR sensors (e.g., ERS, ENVISAT, ALOS, RADARSAT-1), characterized by a nearly monthly revisit... recently launched (TerraSAR-X, Cosmo-SkyMed, RADARSAT-2) and/or will be launched.... We compared ERS-ENVISAT and RADARSAT-1 time series with that obtained... by ESA's Envisat ASAR, CSA's RADARSAT-2 and JAXA's ALOS PALSAR systems... Remote Sensing Satellites 1 and 2 (ERS-1/2), RADARSAT-1 and 2, and the Advanced Land... Svalbard observed with high-resolution RADARSAT-2 and TerraSAR-X InSAR time series... since summer 2009 acquired both Radarsat-2 Ultra-Fine and TerraSAR-X Stripmap... suspicious displacement. 3v Geomatics acquired RADARSAT-2 images over Vancouver bridges using... from ERS-1, ERS-2, Envisat and Radarsat-1. We have recently started an... pixels completely. 3. EXPERIMENT OVERVIEW A 182 Radarsat-2 polarimetric image acquired over the... monitoring by exploiting ASAR/ENVISAT, RADARSAT-2 Ultra Fine and GPS data... by MDA GSI from the RADARSAT series of satellites. Over the... allowed us to transition from RADARSAT-1 to RADARSAT-2. The enhancement of the... the monitoring as allowed by RADARSAT-2 has provided more targets of... of the field available from RADARSAT-2 versus lower resolution sensors. INSAR... prone slope. 29 Envisat and Radarsat-1 SAR images, acquired in different... found using one pair 2005 Radarsat images. Surface deformations are also... previous DInSAR studies using C-band Radarsat. However, the lack of high...) and (Novali et al, 2009)RADARSAT (2003-2010) elaborated over with... in a difficult environment with the RADARSAT-2 satellite. The original aim of... of 8 beam modes from the RADARSAT-2 satellite were used. The resulting... by short baseline processing in RADARSAT time series over Manaus city... variable results. A previous analysis of RADARSAT dataset over Manaus region evidenced... we present an analysis of RADARSAT-1 and RADARSAT-2 times series acquired from... can be achieved using the Radarsat mission, 24 days. The InSAR... removal processing chain applied to RADARSAT-1, RADARSAT-2 and TERRASAR-X systems over two...-X and degree 4 or less for RADARSAT-2. This stage also allows two... being well performed in RADARSAT-2, TERRSAR-X and RADARSAT-1 data even if this... approximately monthly intervals from 2009 (Radarsat-2, using up to 3 satellite tracks... software package designed for processing Radarsat images (for both backscatter and... datasets needed for the research. Radarsat-2 images have been acquired and... MAI noise structure with Envisat, Radarsat-1, ERS, and ALOS data, and.... Using InSAR from ERS-1, ERS-2, Radarsat-1, Envisat, and ALOS satellites from...-West Italy using C-band data Radarsat and ERS sensors. This index... used ascending data from Envisat, Radarsat-2 and TerraSAR-X, as well as... scenes, from 2003 until present, Radarsat-2 fine and ultrafine scenes, from... to 2011. The TerraSAR-X and Radarsat-2 ultrafine datasets produce velocity maps... field observations. The lower resolution Radarsat-2 fine and Envisat ASAR datasets... satellites as ERS, ENVISAT or RADARSAT, L-Band satellite as ALOS PALSAR... (TerraSAR-X, Cosmo SkyMed, Envisat ASAR, Radarsat-2 and/or ALOS) over overlapping... sensors (ERS-2, Envisat, TerraSAR-X and Radarsat-2) over urban areas will be...



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... image variables with fully polarimetric Radarsat-2 image variables in OBIA classification... with single polarized radar imagery (e.g. RADARSAT-1, JERS-1) to map wetland types...-resolution WorldView-2 optical and polarimetric Radarsat-2 image variables in OBIA would... the high-resolution WorldView-2 and Radarsat-2 imagery used in this research... 3 July 2010 26 June 2010 Radarsat-2 SPRING 29 March 2010 9 April... May 2010 28 April 2010 Radarsat-2 WorldView-2 Image type Marlborough Westport... (RMSE) of less than ½ pixel. Radarsat-2 is a C-band sensor with advanced... Zyl, Zebker, and Elachi 1987). Radarsat-2 imagery was acquired in descending... 2005; Bernier et al. 2003). 5.2. Radarsat-2 data analysis HV and HH... steep-incidence angle 2010 Marlborough Radarsat-2 imagery. It can be seen... 5. Marlborough 2010 steep-incidence angle Radarsat-2 backscatter for upland (green) and... (b) summer. Figure 6. Marlborough spring 2010 Radarsat-2 backscatter for fen (green), marsh.... Figure 7. Mer Bleue summer 2010 Radarsat-2 backscatter for bog (blue) and... graphs to Figure 8. Spring 2010 Radarsat-2 backscatter for fen (green), marsh... fen (e.g. in spring and summer, Radarsat-1, C-band imagery; e.g. Li and Chen... the spring steep-incidence angle Radarsat-2 imagery for all four study..., and spring 2010 steep-angle Radarsat-2 HH and HV images at... spring steep-incidence angle Marlborough Radarsat-2 imagery. Red arrows and red..., and spring 2010 steep-angle Radarsat-2 derived CP variables at all... of spring and summer C-band Radarsat-2 imagery at various incidence angles... NSERC Discovery Grant to D. King. Radarsat-2 imagery and additional student funding... Covers with Fine Quad-Pol RADARSAT-2 Data.” Canadian Journal of Remote... Du Québec À Partir D’images RADARSAT-1.” Canadian Journal of Remote Sensing... Pantanal Wetlands Using ALOS/PALSAR, RADARSAT-2 and ENVISAT/ ASAR Imagery.” Remote... Method to Map Wetland Using RADARSAT-1 and Landsat ETM Images: Test..., J. Tiffenberg, and M. G. Parmuchi. 2000. ERS-2, RADARSAT SAR Backscattering Characteristics of the... of ALOS PALSAR L-Band and RADARSAT-2 C-Band Data for Land-Cover... Biomass in South China Using Radarsat Images.” International Journal of Remote... Characterization and Classification Using Polarimetric Radarsat-2 Data.” In the Proceedings of....873258 Lu, Z., and O.-I. Kwoun. 2008. “Radarsat-1 and ERS Insar Analysis over... Survey Investigations from Quad-Pol RADARSAT-2 Time-Series SAR Images.” Canadian..., and T. Ouarda. 2005. “Evaluation of RADARSAT-1 Images Acquired in Fine Mode.... 2007. “Wetland Characterization Using Polarimetric RADARSAT-2 Capability.” Canadian Journal of Remote...



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... 2009. Qualitative comparison with the Radarsat-1 SAR images and quantitative comparison... from the visual analysis of Radarsat-1 SAR images. Four case studies... archipelago in the middle of Radarsat-1 frame overlaid on the MYI... are marked in the accompanying Radarsat-1 image. Area A contains MYI with... visible in area D. Here, the Radarsat-1 image reveals high backscatter with... concentration map after correction; (c) the Radarsat-1 image. Case study (2): Ice in... after corrections, along with a corresponding Radarsat-1 image of the Chukchi Sea... low wind speeds (<5 cm/s). The Radarsat-1 scene (Figure 8c) does not... correction, with the frame of Radarsat-1 image overlaid; (b) the same frame...; (c) the Radarsat-1 image. The red box indicates frame of the Radarsat-1 image.... MYI concentration maps and the Radarsat-1 image of the Greenland Sea... the North. Area A in the Radarsat-1 scene encloses the distribution of..., which is verified in the Radarsat-1 image. Area B feature ice surface... be FYI. Area C in the Radarsat-1 image features OW with remarkably... correction, with the frame of Radarsat-1 image overlaid; (b) MYI concentration map... Radarsat-1 image; (c) the Radarsat-1 image. The red box indicates frame of the Radarsat... confirmed in area B in the Radarsat-1 image with nearly the same... be well verified with the Radarsat-1 image in Figure 10c. Figure... correction, with the frame of Radarsat-1 image overlaid; (b) MYI concentration map... Radarsat-1 image; (c) the Radarsat-1 image. The red box indicates frame of the Radarsat... retrieval algorithm. The comparison with Radarsat-1 SAR images shows that the... sea ice covered Arctic. Acknowledgments: Radarsat-1 data from the Alaska Satellite...



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..., что существующие радиолокационные космические системы RADARSAT-1 (Канада), ERS-2, ENVISAT-1 (оба — ESA...) COSMO-Skymed-3 1–100 3,1 (X-диапазон) RADARSAT-1 8–100 5,6 (С-диапазон) RADARSAT-2 3x3–100x100 5,6 (С-диапазон) ALOS...,70–7,60 логическая служба США) 3 RADARSAT-2 (компания MDA, Канада) 32 7 8 — — — — Договорная...») FORMOSAT-2 (компания SPOT Image, Франция) 8 RADARSAT-1 (компания MDA, Канада) «Монитор-Э» (ГКНПЦ...) «Гео-Альянс» Дилер ИТЦ «СКАНЭКС» RADARSAT-1 (компания MDA, Канада) 25 3 «Гео...» США) ИТЦ «СКАНЭКС» 30 «Совзонд» RADARSAT-1 (компания MDA, Канада) Партнер Геологической...-Альянс» Партнер MDA и ИТЦ «СКАНЭКС» — — — — — — — — — — — — RADARSAT-1 (компания MDA, Канада) 40 8 — — «Ресурс... «СКАНЭКС» Партнер Геологической службы США RADARSAT-1 (компания MDA, Канада) KH-5 (ARGON...-Ф2» (МК-4) 0 0 11,0 0 10,0 10,0 RADARSAT-2 0 0 0 0 0 300,0 RapidEye 0 0 0 0 0 500,0 2Без учета.../ компания ALOS (PRISM) SPOT RapidEye RADARSAT-2 IRS FORMOSAT-2 Cartosat-1 Прочие (КФА...,1 0 0 ERS, ENVISAT 0 0 6,8 39,7 81,0 307,0 RADARSAT 0 22,1 226,0 553,0 561,0 310...,0 307,0 210,0 2,0 ALOS (AVNIR, PALSAR) RADARSAT-1 ERS, ENVISAT Landsat -4, -5, -7 Terra, Aqua..., WorldView-2, GeoEye-1, радарных систем TerraSAR-X и RADARSAT-2; — снижение спроса на данные ДЗЗ..., ERS, ENVISAT, IRS-1С и -1D, RADARSAT-1); — развитие систем многопользовательского доступа к пространственным... COSMO-SkyMed-1–3 ERS-1, -2 PALSAR / ALOS RADARSAT-1, -2 TerraSAR-X Аэрокамеры Z/I Imaging DMC ASTER..., QuickBird, TerraSAR-X, SPOT 1–5, RapidEye, GeoEye-1, RADARSAT-2, COSMO-SkyMed, ASAR, Cartosat-1, PALSAR...-ДК1», RapidEye, ALOS, SPOT, TerraSAR-X, RADARSAT и т. д.; — поставка программных продуктов для обработки...



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... USE OF ENVISAT ASAR AND RADARSAT-1 DATA IN LAND-COVER CLASSIFICATION... data with vv polarization and Radarsat-1 data with hh polarization are... investigated in this paper. Multitemporal Radarsat-1 data with hh polarization and.... The multitemporal data sets for Radarsat-1 and ENVISAT ASAR used in... data of ALOS PALSAR and Radarsat-2, but also the combination of... SAR data sets used Sensor Radarsat-1 ENVISAT ASAR Date 01/04... Descending IS2 vv The nine Radarsat-1 data acquired from April 2005... and reference sets. 3. The nine Radarsat-1 data were used simultaneously both... variability in this study. Since Radarsat-1 and ENVISAT ASAR data sets... common features derived from both Radarsat-1 and ENVISAT ASAR data sets... their loadings for the whole Radarsat-1 data, we can know how... average score for the nine Radarsat-1 data. In the second PC..., as in the case of Radarsat-1 data sets. Analysis of the... each PC. As with the Radarsat-1 results, the first PC has... some features extracted from the Radarsat-1 data sets are as follows... of various features No. 1 Sensor Radarsat-1 2 3 4 5 6 7 8 9 ENVISAT ASAR Fusion Combination Average... land-cover classification using multitemporal Radarsat-1 and ENVISAT ASAR data, the...



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RADARSAT RADARSAT-1: The Canadian Space Agency’s first ... develop, manage and deliver the RADARSAT-1 Program. Combined, the individual strengths... Space Technologies • Owns and operates RADARSAT-1 • Controls RADARSAT-1 in space, plans SAR data acquisition and delivery, and tasks RADARSAT...’s two RADARSAT-1 receiving stations • Oversees pre-processing, recording and archiving of RADARSAT-1 data • Conducts applications research RADARSAT International (RSI) • Processes, markets and distributes RADARSAT... Atmospheric Administration (NOAA) • Launched RADARSAT-1 • Distributes RADARSAT-1 data to the United States... • Pre-purchased RADARSAT-1 data Canadian Industry • Designed and built the RADARSAT-1 satellite and ground system • Contractually supports RADARSAT-1 operations and maintenance • Develops and sells RADARSAT-derived products... RADARSAT-1 Program: People Make the Difference 3 The RADARSAT-1 System: Improving Operational Efficiency 4 RADARSAT-1 Stations Cover the World 6 Background Mission Enriches RADARSAT-1 Archives 8 ADRO... Antarctica Revealed 12 Disaster Management: RADARSAT-1 Responds 14 Client Service Spurs... Applications 19 RADARSAT-2: Next-Generation SAR 23 Front cover: RADARSAT-1 imagery of... licence by RADARSAT International (RSI). Provided by CRISPand RSI. Svalbard RADARSAT-1 data... TSS. Distributed under licence by RADARSAT International (RSI). Produced and provided... same can be said about RADARSAT-1. RADARSAT-1 has pioneered revolutionary ways to... responsiveness and unique imaging capabilities, RADARSAT-1 continued to prove its versatility... the scheduled launch of RADARSAT-2 in 2002; RADARSAT-1 will be counted on... demand for RADARSAT-derived products and services — evidence of RADARSAT-1’s continued robustness... Directorate operates and manages the RADARSAT-1 Program. In 1999, Satellite Operations... reception, data processing RADARSAT-1 Order Desk Service RADARSAT-1 Satellite Control Centre and... reception and processing operators, the RADARSAT-1 satellite is efficiently satisfying customer... from nearly 60 countries. The RADARSAT-1 System: Improving Operational Efficiency The... resources and monitoring the environment. RADARSAT-1 data © Canadian Space Agency 1999... Sensing. Processed and distributed by RADARSAT International (RSI). Produced and provided... Image Quality Throughout 1999, the RADARSAT-1 calibration maintenance program continued to.... Images distributed under licence by RADARSAT International (RSI). Images produced and... the upcoming RADARSAT-2 program. Nearly 70 percent of the RADARSAT-1 archive data... Sensing. Processed and distributed by RADARSAT International. Produced and provided by... Sensing. Processed and distributed by RADARSAT International. Produced and provided by... Sensing. Processed and distributed by RADARSAT International. Produced and provided by... Hazardous Regions Under controlled conditions, RADARSAT-1 data can produce outstanding interferograms... 4 500 RADARSAT-1 scenes acquired during 18 days of the RADARSAT-1 Antarctic Mapping...-hour PCD operational baseline enhanced RADARSAT-1’s responsiveness to urgent disaster-related... P-3 hurricane penetration aircraft flights with RADARSAT-1 pass times, providing unique, high... opportunities. Producing a total of 225 RADARSAT-1 acquisitions, this program supplied images... from ERS-2, SPOT and RADARSAT-1. To that end, RADARSAT-1 images of Hurricanes... application of geospatial technologies, including RADARSAT-1, to disaster mitigation, planning / preparations... Sensing. Processed and distributed by RADARSAT International (RSI). Produced and provided... Sensing. Processed and distributed by RADARSAT International (RSI). Produced and provided... 5, which produced less radar backscatter. RADARSAT-1 data © Canadian Space Agency 1999... by CSAsupported missions, including RADARSAT-1 and the upcoming RADARSAT-2 program. As such..., which are greatly enhanced using RADARSAT-1 data. RADARSAT-1 data © Canadian Space Agency... Sensing. Processed and distributed by RADARSAT International. Produced and provided by...: Products and services generated: Leveraged RADARSAT-1 products and services sales: 48... Sensing. Processed and distributed by RADARSAT International. Produced and provided by... Agreement on the Development of RADARSAT Data Applications exemplifies the cooperation... INTERMAP RADARSAT-1 Lesson Plan for User Education and Training, which integrates RADARSAT... Sensing. Processed and distributed by RADARSAT International. Produced and provided by... infor mation regarding specific RADARSAT-1 appli cations, CSAheld RADARSAT-1 workshops in Halifax... by RADARSAT International. Produced and provided by MIR Télédétection Inc. RADARSAT-2: Next-Generation SAR Scheduled for launch in 2002, RADARSAT-2 will... Earth observation satellites. RADARSAT-2 will not only assure RADARSAT-1 users of data... public-private sector partnership, the RADARSAT-2 project will maintain Canada’s leadership...



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..., полученные с помощью радиолокационной станции спутника RADARSAT, показали, что: 1 скорость схода ледяного... (2000 г.), Aqua (2002 г.); SeaWiFS RADARSAT 1 (1995 г.), RADARSAT 2 (2007 г.), данные имеются VIIRS на... RADARSAT 1 (1995 г.), RADARSAT 2 (2007 г.), данные имеются GLAS на ICESat (2003 г.) GRACE (2002 г.) RADARSAT 1 (1995 г.), RADARSAT... деятельность GRACE Landsat 7 (1999 г.) LDCM RADARSAT 1 (1995 г.), RADARSAT 2 (2007 г.), данные имеются GLAS... г.) LDCM ICESat (2002 г.) Полет 1 RADARSAT 1 (1995 г.), RADARSAT 2 (2007 г.), данные имеются AVHRR, данные... 4; последующая деятельность GRACE Не предусмотрены RADARSAT 1 (1995 г.), RADARSAT 2 (2007 г.), данные имеются SSM...



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...………………………….................….46 Radarsat-2 and TerraSAR-X Remote Sensing Systems..................................................48 3.8.1 Radarsat-2...........................................................................................................48 v 3.9 3.10 3.8.1.1 Radarsat-2 Instrument...………………………………………………………...........………...95 5.2.1 SAR Data Description………………………………………….........…...........96 5.2.2 Radarsat-2 Data…………………………………………………......................97 5.2.3 TerraSAR-X Data………………………………………………...................…98... Contextual Analysis…………………………………………………….................….186 7.4.1 Segmentation…………………………………………………….………...…187 7.4.1.1 Radarsat-2 HH Image Segmentation……………….............….….…189 7.4.1.2 TerraSAR... of Radarsat-2 HH and TerraSAR-X HH Images……………………………...........................................................194 Comparison between Radarsat-2 and TerraSAR-X…………………………..………198 Area Estimation.............................................................................................................200 7.6.1 Flood Area Estimates.......................................................................................202 7.6.1.1 Radarsat... and flooding map.........................40 Radarsat-2 configuration.........................................................................51 Radarsat-2 SAR beam modes of... texture image for Radarsat-2 VV.......................................................................176 Supervised classification of Radarsat-2 HH produced.......................................187 Radarsat-2 HH texture image before and after segmentation................190 Radarsat-2 HH... Radarsat-2 and their benefits.......................................49 Radarsat-2 spacecraft and Antenna general characteristics.....................50 Radarsat-2 orbit characteristics......................... ........................................51 Radarsat... angles.....................................................................................................200 Error matrix for Radarsat-2 HH ultrafine Data.....................................201 Error... Radarsat-2; TerraSARX; TanDEM-X; COSMO-SkyMed; PALSAR Meteosat; Microwave Imager (aboard TRMM) Radarsat-2; TerraSARX; COSMO-SkyMed; PALSAR; AMSR-E Radarsat-2; TerraSARX; COSMO...-5 Kompsat Landsat-5 Landsat-7 NOAA Envisat Radarsat-2 Radarsat-1/-2 Radarsat-2 Radarsat-1/-2 Radarsat-2 Radarsat-1 Radarsat-1/-2 Radarsat-1/-2 Radarsat-1/-2 Radarsat-1 ERS-2 Envisat TerraSAR-X Cosmo-SkyMed... Radarsat-2, TerraSAR-X and COSMO SkyMed. Section 3.8 proposes brief details about the Radarsat... is in the following sections. 3.8.1 Radarsat-2 Radarsat-2, was jointly funded by the... in November 1995. Radarsat-2 has advanced technology over Radarsat-1 which includes: three... the Radarsat-2 system and their benefits. Table 3.4: Some features of Radarsat-2 and... image processing 3.8.1.1 Radarsat-2 Instrument System The spacecraft of Radarsat-2 is mainly composed... Radarsat-2 sensor electronics and the antenna are shown in Appendix 3.1. Table 3.5: Radarsat... Figure 3.9: Radarsat-2 configuration (Adapted from GLOBSAR, 2008). 3.8.1.2 Satellite Orbit Radarsat-2 has a sun... Modes and Polarizations Radarsat-2 has all of the Radarsat-1 imaging modes plus... illustrates the Radarsat-2 SAR beam modes of operation. The Radarsat-2 antenna directs... acquisitions 96 Chapter 5: Methodology 5.2.2 Radarsat-2 Data Two Radarsat-2 products were obtained during... information about Radarsat-2 product specifications can be found in Radarsat-2 Product Format... histograms. Radarsat-2_HH TerraSAR-X_HH Before projection After projection Figure 6.4: Radarsat-2 and... Preparation Radarsat-2 HH TerraSAR-X HH Before Geocorrection After Geocorrection Figure 6.6: Radarsat-2 HH... was used only for Radarsat-2 image classification. Radarsat-2 Variance texture Density slice... VV between Radarsat-2 and TerraSAR-X. The range values of C-band Radarsat-2 products... Radarsat-2 HH and TerraSAR-X HH imagery compared with dGPS data. WB Radarsat... Classification of Radarsat-2 Data Maximum likelihood supervised classification for Radarsat-2 HH and... image (B) Radarsat-2 HH product Figure 7.14: Supervised classification of Radarsat-2 HH produced... Mapping 7.4.1.1 Radarsat-2 HH Image Segmentation The scale parameter for the Radarsat-2 HH... within Radarsat-2 HH images and also between classified images of Radarsat-2 and... 7.21 Error matrix for Radarsat-2 HH ultrafine Data Radarsat-2 Reference Data Image..., variance and contrast for Radarsat-2 products. 3 C-Band Radarsat-2 and X-Band TerraSAR fine... Radarsat-1 image showing pre-flood water bodies, and red indicates the Radarsat..., 7 April 2010 (Radarsat-1); red – water bodies, 9 December 2010 (Radarsat-2) (source: Disaster Charter... calculating water texture regions for Radarsat-2. 3. C-Band Radarsat-2 and X-Band TerraSAR-X fine... Bangladesh using Radarsat imagery. Proceedings of the Final Symposium: Radarsat Advanced Data... Appendix 3.1: Radarsat-2 sensor electronics sub-system and antenna subsystem diagrams Radarsat-2 sensor...



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... Table 4.2. Technical specifications of the Radarsat-2 SAR images utilized in the... classification. Classification is performed on Radarsat-2 SAR image acquired on 14... classification. Classification is performed on Radarsat-2 SAR image acquired on 4 May... Table 5.1. Details of the polarimetric Radarsat-2 imagery utilized in the study... polarimetric parameters computed from filtered Radarsat-2 data. For complete derivation and.... ................................................................ 133 Table 6.2. Specifications of the Radarsat-2 SAR imagery utilized in the... of polarimetric parameters computed from Radarsat-2 SAR data acquired on 4 May... of polarimetric parameters computed from Radarsat-2 SAR data acquired on 4 May... of polarimetric parameters computed from Radarsat-2 SAR data for study-1 (4 May... of polarimetric parameters computed from Radarsat-2 SAR data for study-1 (4 May... of polarimetric parameters computed from Radarsat-2 SAR data for study-1 (4 May... of polarimetric parameters computed from Radarsat-2 SAR data for study-1 (4 May... are calculated from diurnally acquired Radarsat-2 SAR data. .................................................................................................. 190 xv Figure..., 2012. Properties are acquired from Radarsat-2 data. ............................................................................................................................. 191 Figure 6.15. Measured... fully polarimetric SAR sensors with Radarsat-2 operational only since 2007, TerraSAR... based C-band scatterometer data and Radarsat-2 SAR satellite overpass imagery will... Ice during Spring Melt", 3rd Radarsat-2 Workshop, Saint-Hubert, Quebec, Canada... polarimetric parameters A fully polarimetric SAR (Radarsat-2) produces a complex scattering matrix 𝑆 for... in Figure 3.1. 3.5.2 Data A total of 9 Radarsat-2 SAR images acquired concomitant to... 224 48 3.5.5 Parameter evaluation process Radarsat-2 SAR images were processed to... of polarimetric parameters computed from Radarsat-2 SAR data acquired on 4 May... of polarimetric parameters computed from Radarsat-2 SAR data acquired on 4 May... 4.2). Table 4.2. Technical specifications of the Radarsat-2 SAR images utilized in the... classification Classification was performed on Radarsat-2 SAR images acquired on 14... 89 Pixels 4.3.4 Parameter consistency analysis Radarsat-2 images were processed to compute... classification. Classification is performed on Radarsat-2 SAR image acquired on 14... minor differences in modeled and Radarsat-2 0 0 derived 𝜎ℎ𝑣 , the negative shift in... classification. Classification is performed on Radarsat-2 SAR image acquired on 4 May... of polarimetric parameters computed from Radarsat-2 SAR data for study-1 (4 May... of polarimetric parameters computed from Radarsat-2 SAR data for study-1 (4 May... of polarimetric parameters computed from Radarsat-2 SAR data for study-1 (4 May... of polarimetric parameters computed from Radarsat-2 SAR data for study-1 (4 May... newness of polarimetric sensors, with Radarsat-2 operational only since 2007, ALOS... additional SAR data (e.g. ALOS PALSAR-2, Radarsat Constellation Mission, RISAT-1 and Sentinel... 5.3. 5.5.2 Polarimetric SAR data Nine polarimetric Radarsat-2 SAR images acquired concomitant to... Table 5.1. Details of the polarimetric Radarsat-2 imagery utilized in the study... polarimetric parameters computed from filtered Radarsat-2 data. For complete derivation and... site coverage in the acquired Radarsat-2 images. Circular buffers with a radius.... Four Radarsat-2 images acquired on 4 May (𝜃𝑖 ≈ 36° and 𝜃𝑖 ≈ 27° ) and two Radarsat... used. The small number of Radarsat-2 images precluded a detailed analysis; thus... for SFYI was performed using a Radarsat-1 ScanSAR narrow product (Mäkynen et... = -7.9°C) and warm (SAT = -0.4°C) conditions. The Radarsat-2 images utilized were acquired on... results are further compared to Radarsat-2 SAR backscatter for validation. In..., 2012. 169 6.3.6 SAR data Polarimetric Radarsat-2 SAR data were collected over... analysis. Table 6.2. Specifications of the Radarsat-2 SAR imagery utilized in the... validate the results, backscatter from Radarsat-2 SAR images acquired on 17... are calculated from diurnally acquired Radarsat-2 SAR data. 190 6.4.1.6 SAR backscatter..., 2012. Properties are acquired from Radarsat-2 data. 191 6.4.2 Time-series observations... onset period. Polarimetric backscatter from Radarsat-2 SAR images for the two... with C-band polarimetric backscatter. The Radarsat-2 SAR backscatter from ascending and... during the early melt period. c. Radarsat-2 SAR backscatter from ascending and... scale for melt onset period. f. Radarsat-2 SAR ascending and descending images... SAR data. Therefore, full polarimetric Radarsat-2 (2007) and experimental modes of... new generation of satellites (SENTINEL-1, Radarsat Constellation). These satellites possess or..., 2001. Perspectives on Sea Ice, RadarSat-1, and Arctic Climate Processes, Canadian.... Preliminary Classification Results of Simulated RADARSAT-2 Polarimetric Sea Ice Data. Proc..., J.J., 2004. Anticipated applications potential of Radarsat-2 data. Canadian Journal of Remote...