2-Dijitasi.ppt

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Praktikum Kartografi Dijital (ArcGIS 9.x : Dijitasi/Vektorisasi) Laboratorium Sistem Informasi Geografis Departemen Geografi Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia Sumber Data Data tabuler/tekstual Existing Maps (Thematic and TerrestriaL Survey Topographic) Aerial Photography
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  Praktikum   Kartografi Dijital   (ArcGIS 9.x : Dijitasi/Vektorisasi) Laboratorium Sistem Informasi Geografis   Departemen Geografi   Fakultas Matematika dan Ilmu Pengetahuan Alam   Universitas Indonesia  Sumber Data Aerial PhotographyTerrestriaLSurveyRemote SensingExisting Maps(Thematic and Topographic)Data tabuler/tekstualGPS   “Feature” di dunia nyata ã Feature (fitur): objek2 yang berada didunia nyata. ã  Ada dua jenis fitur, yaitu:  – Discrete feature, misal: ã Rumah, pulau, jalan, danau.  – Continuous feature, misal: ã Temperatur. ã Discrete feature dapat disimpan langsung di komputer, sedangkan continuous feature harus di konversikan ke bentuk discrete lebih dahulu  ã kadang-kadang perbedaan antara objek discrete dan continuous tidak jelas. Kenyataan di   lapanganRepresentasi   dalam GIS
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