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  • 标题:APPLICATION OF GEOINFORMATION TOOLS FOR EVALUATION OF INFORMATION CONTENT ON IRS-1C SATELLITE IMAGES
  • 其他标题:ZASTOSOWANIE NARZĘDZI GEOINFORMATYCZNYCH DO OCENY ZAWARTOŚCI INFORMACJI NA ZDJĘCIACH SATELITARNYCH IRS-1C
  • 本地全文:下载
  • 作者:Stanisław Lewiński ; Zenon F. Poławski
  • 期刊名称:Archiwum Fotogrametrii, Kartografii i Teledetekcji
  • 印刷版ISSN:2083-2214
  • 出版年度:2003
  • 卷号:13
  • 语种:English
  • 出版社:Main Board of Association of Polish Surveyors
  • 摘要:Four colour composites were used for evaluating interpretation possibilities of IRS-1C satellite images. Two composites formed from LISS-III bands – LISS(4,5,3) and LISS(NAT) were analyzed,as well as two composites created as a result of their merging with panchromatic image LISS (4,5,3)+PAN and LISS (NAT)+PAN were applied. LISS(NAT) composite, resembling natural colours,was prepared with the use of “synthetic blue” band,generated by Euromap company. Interpretation of land cover and land use forms was performed in accor?dance with CORINE Level 4th legend,prepared at the Institute of Geodesy and Cartography. In case of LISS (4,5,3) composite interpretation was done with 84.75% accuracy,while for LISS(NAT) composite only 72.69% was achieved. After merging LISS-III composite with IRS-1C panchromatic image significant increase of interpretation accuracy was obtained: 89.84% for false-colour composite and 87.54% for composite resembling natural colours. Contribution of panchromatic image enabled to increase considerably correctness of interpreta?tion of built-up classes. In case of natural colours classes related to forests and semi-natural ecosystems were also much better recognized. Land use map was prepared as a result of interpretation of composite resembling natural colours merged with panchromatic image. This map was generated through making overlay of colour thematic layer with varied degree of transparency on satellite image.
  • 其他摘要:Do oceny możliwości interpretacyjnych zdjęć satelity IRS-1C wykorzystane zostały cztery kompozycje barwne. Analizie poddano dwie kompozycje barwne skanera LISS-III oraz dwie kompozycji powstałe w wyniku połączenia ze zdjęciem panchromatycznym: LISS(4,5,3)
  • 关键词:land use;LISS-III;IRS-1C;data fusion;visual interpretation
  • 其他关键词:użytkowanie ziemi;LISS-III;IRS-1C;łączenie danych;interpretacja wizualna
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