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Geo-Spatial Digital Archive Project (GDAP) gdap.crma.ac.th Feb 15, 2012 Col. Supachai Srihom Chulachomklao Royal Military Academy Nakhon Nayok, Thailand
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Outline GDAP Overview –Objective, Motivation, Problems, Data format –GDAP system design –GDAP web portal GDAP Implementation –Focus area –Implementation plan
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Objective Establish the South-East Asia Geospatial information center. Produce a demonstration system of online geo-spatial data service User can search and access the data through various methods: text search, geo-location search, and meta-data search. The applications of the data will be for any studies that can utilize these data sets
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Overview of GDAP Geo-Spatial Digital Archive Project A demonstration system of online geo-spatial data service that user can search and access the data through various methods: text search, geo-location search, and meta-data search. The applications of the data will be for any studies that can utilize these data sets.
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Motivation –Availability of Data: digital data via remote sensors, aerial photos, vector, 3D, public maps Communication: internet, multimedia Tools/Software Cheaper hardware: computers, storage, digital cam, camcorder
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Problem Statement Rarely exist online digital archive for Geo-Spatial Digital Data in Thailand Most kept for private usage Create online Geo-Spatial Digital Archive for public research
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William Hunt s Aerial Photographs Collection
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World War II Map
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Landsat Satellite Images
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Sample Applications –History and Archaeology Study –Urban Study –Land Use/Land Cover Study
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Data Flow Diagram TIFF Metadata Digital Archive JPEG Geo-Locate Text-Based Search Engine Map Interface Original Converted OpenLayer Other Map Sources
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GDAP Search Engine Metadata Digital Archive Text-Based Listing + Thumnail Search Engine Map Interface OpenLayer Other Map Sources * Keyword Search * Web Interface * PHP Query to MySQL Directory-Based MySQL OpenLayer script Query to MySQL Embedded in HTML Google, MapServer WMS, Yahoo, etc.
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GDAP web site SL-04
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PC-01
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Data in Digital Archive PC-02
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LOCATION INDEX PC-03 Present Data in Location Order
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PC-03a
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Keyword Search Map System PC-03b
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Keyword Search PC-04 bangkok
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PC-05
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Digital Map Example PC-06
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WHC Aerial Photograph on Map PC-07
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PC-10
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PC-10a Show the location of Map Data On the Mark
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Relation of database and map PC-11
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Acknowledgement CRMA University of Kyoto - CSEAS University of London -SOAS Uninet
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