gis mapping presentation jvc in lao
TRANSCRIPT
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ບົ�ດນໍ�າສະເໜີ� ການໍສ�າງແຜນໍທີ່��
02.03.2012
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ສາລະບົານໍ
• ການສ້�າງ shape files ໃໝ່ ການໍນໍ�າເຂົ້��າຊັ້��ນໍຂົ້��ມູ�ນໍ ການໍສ�າງ point/ line/ polygon shape file ແລະຄິ�ດໄລ�ເນໍ��ອທີ່��
• ການວິ�ເຄາະຂໍ້��ມູ�ນ ການໍຕັ�ດ,ການໍເຊັ້��ອມູຕັ��ຂົ້��ມູ�ນໍ.....
• ຕົ�ວິຢ່າງກ�ລະນ�ບ້�ານ ຫ້�ວິຍຊາຍ,ເມູ�ອງ ພີ�ນ,ແຂໍ້ວິງ ສ້ະຫ້ວິ"ນນະເຂໍ້ດ
- ເນໍ��ອທີ່��ອະນໍ$ຍາດສ�າປະທີ່ານໍຈາກທີ່��ດ�ນໍແຂົ້ວງ ແລະ ຈາກທີ່��ດ�ນໍແຫ່�ງຊັ້າດ- ການໍນໍ�າໃຊັ້�ຂົ້��ມູ�ນໍຈາກ GPS ເພື່��ອສ�ມູທີ່ຽບົເຂົ້ດອະນໍ$ຍາດສ�າປະທີ່ານໍ ກ�ບົ ເນໍ��ອທີ່��
ບົ$ກເບົ�ກຕັ�ວຈ�ງຂົ້ອງບົ�ລ�ສ�ດ.
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ສາລະບົານໍ
• ການນ�າໃຊ� ພີາບ້ຖ່າຍດາວິທຽມູ
- ການໍປ�ຽນໍຄິ��ງໃຫ່�ຍຂົ້ອງປະຊັ້າຊັ້�ນໍບົ�ານໍ ຫ່�ວຍຊັ້າຍ ໃນໍການໍນໍ�າໃຊັ້�ທີ່ດ�ນໍ ພື່າຍຫ່0�ງ
ການໍເຂົ້��າມູາຂົ້ອງບົ�ລ�ສ�ດ ປ�ກຢາງພື່າລາ
- ສ�ມູທີ່ຽບົແຜນໍທີ່��ນໍ�າໄຊັ້�ທີ່��ດ�ນໍຂົ້ອງບົ�ານໍຫ່�ວຍຊັ້າຍ ຈາກ NAFES ແລະ JVC
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ພື່ວກເຮົ�າສາມູາດເຮົ�ດຫ່ຍ�ງໃດ�ແດ�ໃນໍ QGIS ?
GIS ສ�າລ�ບົການໍຈ�ດການໍຂົ້��ມູ�ນໍທີ່າງພື່�ມູສາດ
ການໍຈ�ດການໍ, ວ�ເຄິາະ ແລະ ການໍນໍ�າສະເໜີ�ຂົ້��ມູ�ນໍໃນໍຮົ�ບົແບົບົພື່��ນໍທີ່��
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ຂົ້��ມູ�ນໍ VECTOR ແລະ RASTER
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ຂົ້��ມູ�ນໍ VECTOR
• Vector ແລະ raster ແມູ�ນໍຂົ້��ມູ�ນໍໃຊັ້�ເກ�ບົຂົ້��ມູ�ນໍໃນໍຮົ�ບົແບົບົພື່��ນໍທີ່��
• Vector ໄຊັ້�ຄິ�າພື່�ກ�ດ X ແລະ Y ເພື່��ອກ�າ ນໍ�ດທີ່��ຕັ��ງຂົ້ອງ ຈ$ດ,ສາຍນໍ��າ,ທີ່າງ ແລະ ເນໍ��ອທີ່��
• ຕັາມູທີ່�າມູະດາ ຂົ້��ມູ�ນໍຂົ້ອງ GIS ແມູ�ນໍເປ�ນໍຮົ�ບົແບົບົຂົ້ອງ Shape file
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ຂົ້��ມູ�ນໍ RASTER
• ຂໍ້��ມູ�ນ Raster ແມູ�ນໍມູ�ລ�ກສະນໍະຂົ້ອງຮົ�ບົພື່າບົ ຄິວາມູລະອຽດ ແມູ�ນໍເປ�ນໍຮົ�ບົສ��ຫ່0ຽມູ
ສະໝໍ່��າສະເໝໍ່�
– ສ�ວນໍຫ່0າຍຈະແມູ�ນໍ ພື່າບົຖ່�າຍທີ່ທີ່າງອາອາດ ແລະ ພື່າບົຖ່�າຍດາວທີ່ຽມູaerial
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ຊັ້��ນໍຂົ້ອງຂົ້��ມູ�ນໍ
- ທີ່$ກຊັ້��ນໍຂົ້��ມູ�ນໍແມູ�ນໍມູ�ຮົ�ບົແບົບົແຕັກຕັ�າງກ�ນໍ
- ແຕັ�ລະຊັ້��ນໍແມູ�ນໍມູ�ອ�ງປະກອບົພື່ຽງໜີ��ງດຽວຄິ�:(points, lines, polygons, raster)!
!
!
!
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ການນ�າເຂົ້��າຊັ້ �ນຂົ້��ມູ�ນ
1. Click „Add layer“-button
2. Click „Browes“
3. Click Location Shp
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ການນ�າເຂົ້��າຊັ້ �ນຂົ້��ມູ�ນ
Table of contents
taskbar
Display window
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ການນ�າເຂົ້��າຊັ້ �ນຂົ້��ມູ�ນ
Iຖ່�າຢາກດ�ດແປງແກ�ໄຂົ້ ຊັ້��ນໍຂົ້��ມູ�ນໍເລ�ອກຄິ�າສ�ງ activate
Not active
Active
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ເຄິ��ອງມູ�
ເລ�ອນໍເມູ�າໃສ�ໄອຄິອນໍ ຈະປະກ�ດຄິ�າສ�ງຂົ້��ນໍມູາວ�າແຕັ�ລະໄອຄິອນໍສາມູາດເຮົ�ດຫ່ຍ�ງໃດ
Previous Zoom
Zoom in Zoom out
Full extent Zoom to layerPan map
Zoom to selection
Next Zoom
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ແຜນໍທີ່��ອະນໍ$ຍາດຂົ້ອງ PLMA
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ການໍກ�ານໍ�ດຈ$ດທີ່�ຕັ��ງໃຫ່�ກ�ບົພື່າບົ
14
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ການໍກ�ານໍ�ດຈ$ດທີ່�ຕັ��ງໃຫ່�ກ�ບົພື່າບົ
15Transformation settings Start georeferencing
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ການໍສ�າງຊັ້��ນໍຂົ້��ມູ�ນໍໃໝໍ່�
• ການໍສ�າງ shape file ໃໝໍ່�
• ການໍແກ�ໄຂົ້ຂົ້��ມູ�ນໍ shpe file
• ການໍສ�າງ shpe file ໃໝໍ່�ຈາກຂົ້��ມູ�ນໍໃດໜີ��ງທີ່��ເລ�ອກໃວ�
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ການໍສ�າງຊັ້��ນໍຂົ້��ມູ�ນໍໃໝໍ່�
17New shapefile layer
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ການໍສ�າງຊັ້��ນໍຂົ້��ມູ�ນໍໃໝໍ່� ແລະ ດ�ດແກ�
18New shapefile layer Cut proligon
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ການໍດ�ດແກ� shapefile ແລະການໍຄິ�ດໄລ�ເນໍ��ອທີ່��
19 Merge selection features Field caculator
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ການໍຄິ�ດໄລ�ເນໍ��ອທີ່��
20 Click open field calculator Area calculatot HA
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ເນໍ��ອທີ່��ອາດນໍະຍາດຈາກ PLMA
21New shapefile ຈາກທີ່��ດ�ນໍແຂົ້ວງ ອະນໍ$ຍາດ
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ເນໍ��ອທີ່��ອະນໍ$ຍາດ ແລະ ຈ$ດອະນໍ$ຍາດສ�າປະທີ່ານໍຂົ້ອງ ທີ່��ດ�ນໍແຫ່�ງຊັ້າດ
22ຈ$ດເນໍ��ອທີ່��ສ�າປະທີ່ານໍຂົ້ອງທີ່�ດ�ນໍແຫ່�ງຊັ້າດ
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ຂົ້��ມູ�ນໍບົ$ກຕັ�ວຈ�ງຈາກ GPS ກ�ບົເນໍ��ອທີ່��ອະນໍ$ຍາດ
23ຂົ້��ມູ�ນໍຈາກ GPS
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ຊ"�ນຂໍ້��ມູ�ນເນ��ອທ�ອະນ'ຍາດ ແລະ ເນ��ອທ�ບ້'ກເບ້�ກຕົ�ວິຈິ�ງ
24
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ພື່າບົຖ່�າຍດາວທີ່ຽມູ Alos image
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ການໍບົ$ກເບົ�ກຂົ້ອງບົ�ລ�ສ�ດບົ��ໃດປະຕັ�ບົ�ດຕັາມູຂົ້ອບົເຂົ້ດອະນໍ$ຍາດ
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ການໍປ�ຽນໍແປງການໍນໍ�າໃຊັ້�ທີ່��ດ�ນໍຂົ້ອງປະຊັ້າຊັ້�ນໍໃນໍທີ່�ອງຖ່�ນໍ ພື່າຍຫ່0�ງການໍເຂົ້��າມູາຂົ້ອງບົ�ລ�ສ�ດ
26
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ສ້�ມູທຽບ້ແຜນທ�ນ�າໄຊ�ທ�ດ�ນຂໍ້ອງບ້�ານ ຫ້�ວິຍຊາຍ
NAFES Map JVC Map
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By/Mr SengchanPHOMMACHANH