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Flood Overflow Area Analysis Model
Think Spatial
āļ•.āļ„. 2022
2
Think Spatial
Project Objectives
2
● āļĢāļ°āļšāļļāļžāļ·āđ‰āļ™āļ—āļĩāđˆāđƒāļŠ āđ‰āļ™āđ‰āļģāļĨ āđ‰āļ™
● āļ„āļģāļ™āļ§āļ“āļ›āļĢāļīāļĄāļģāļ•āļĢāļ™āđ‰āļģāļŠāļģāļŦāļĢāļąāļšāļāļąāļāđ€āļāđ‡āļš
● āļĢāļ°āļšāļļāļžāļ·āđ‰āļ™āļ—āļĩāđˆāļ­āļļāļ—āļĒāļģāļ™āđāļŦāđˆāļ‡āļŠāļģāļ•āļīāļ—āļĩāđˆāđ„āļ” āđ‰āļĢāļąāļšāļœāļĨāļāļĢāļ°āļ—āļš
● āļĢāļ°āļšāļļāļ›āļĢāļ°āđ€āļ āļ—āļžāļ·āļŠāđāļĨāļ°āļ›āļĢāļīāļĄāļģāļ“āļ›āđˆ āļģ (āļŠāļĩāļ§āļĄāļ§āļĨ) āļ—āļĩāđˆāđ„āļ” āđ‰āļĢāļąāļš
āļœāļĨāļāļĢāļ°āļ—āļš
3
Think Spatial
Techniques to be used
3
● āđƒāļŠ āđ‰DEM āđ€āļžāļ·āđˆāļ­āļ„āļģāļ™āļ§āļ“āļ‚āļ­āļšāđ€āļ‚āļ•āļ‚āļ­āļ‡āļžāļ·āđ‰āļ™āļ—āļĩāđˆ (AOI)
● āđƒāļŠ āđ‰DEM āđƒāļ™āļāļģāļĢāļ„āļģāļ™āļ§āļ“āļ›āļĢāļīāļĄāļģāļ“āļ™āđ‰āļģ
● āđƒāļŠ āđ‰āļ‚ āđ‰āļ­āļĄāļđāļĨāļ”āļģāļ§āđ€āļ—āļĩāļĒāļĄāđ„āļŪāđ€āļ›āļ­āļĢāđŒāļŠāđ€āļ›āļāļ•āļĢāļąāļĄāđ€āļžāļ·āđˆāļ­āļĢāļ°āļšāļļāļ›āļĢāļ°āđ€āļ āļ—āļžāļ·āļŠ
● āđƒāļŠ āđ‰āļ‚ āđ‰āļ­āļĄāļđāļĨāļ”āļģāļ§āđ€āļ—āļĩāļĒāļĄāđ€āļžāļ·āđˆāļ­āļ„āļģāļ™āļ§āļ“āļ›āļĢāļīāļĄāļģāļ•āļĢāļŠāļĩāļ§āļĄāļ§āļĨ
4
Think Spatial
Benefits of Using A Model
4
● āļŦāļĨāļĩāļāđ€āļĨāļĩāđˆāļĒāļ‡āļ„āļ§āļģāļĄāļœāļīāļ”āļžāļĨāļģāļ”
● āļ§āļīāđ€āļ„āļĢāļģāļ°āļŦāđŒāļ—āļģāļ‡āđ€āļĨāļ·āļ­āļāļŦāļĨāļģāļĒāļ—āļģāļ‡āđƒāļ™āļĢāļģāļĒāļĨāļ°āđ€āļ­āļĩāļĒāļ”
● āļ„āļģāļ™āļ§āļ“āļ• āđ‰āļ™āļ—āļļāļ™āļāļģāļĢāļāđˆāļ­āļŠāļĢ āđ‰āļģāļ‡
You would not build a house or a building without a having a plan, why would
you not invest in using a model to analyze your flood overflow options?
5
Think Spatial
Some Questions That The Model Can Address
5
● āļˆāļ°āļŠāļĢ āđ‰āļģāļ‡āđ€āļ‚āļ·āđˆāļ­āļ™āļ—āļĩāđˆāđ„āļŦāļ™āļ•āļĢāļ‡āļ•āļģāļĄāļ„āļ§āļģāļĄāļ• āđ‰āļ­āļ‡āļāļģāļĢ
● āļ‚āļ™āļģāļ”āđ€āļ‚āļ·āđˆāļ­āļ™āđƒāļŦāļāđˆāļŠāļģāļŦāļĢāļąāļšāļ›āļĢāļīāļĄāļģāļ“āļ™āđ‰āļģāļ—āļĩāđˆāļ• āđ‰āļ­āļ‡āļāļģāļĢ?
● āļˆāļ°āđƒāļŠ āđ‰āļžāļ·āđ‰āļ™āļ—āļĩāđˆāļ—āļąāđ‰āļ‡āļŦāļĄāļ”āđ€āļ—āđˆāļģāđ„āļĢ?
● āļˆāļ°āđƒāļŠ āđ‰āļžāļ·āđ‰āļ™āļ—āļĩāđˆāļ­āļļāļ—āļĒāļģāļ™āđāļŦāđˆāļ‡āļŠāļģāļ•āļīāđ€āļ—āđˆāļģāđ„āļĢ?
● āļ›āļĢāļīāļĄāļģāļ“ biomassāļˆāļ°āļŠāļđāļāđ€āļŠāļĩāļĒāđ„āļ›āļĄāļģāļāđāļ„āđˆāđ„āļŦāļ™?
● āļžāļ·āļŠāļŠāļ™āļīāļ”āđƒāļ”āļˆāļ°āļŦāļģāļĒāđ„āļ›?
6
Think Spatial
Use of DEM
6
Proposed Flood Areas
Volume of water
7
Think Spatial
Using DEM to Analyze Dam Location
7
Volume of water
8
Think Spatial
Using SAR to Determine Flood Areas
8
9
Think Spatial
Using SAR to Determine Flood Areas
9
Oct, 2022
āļāļĢāļ°āļšāļ§āļ™āļāļģāļĢāļāļģāļĢāļ„āļģāļ™āļ§āļ“āļ‚āļ­āļ‡ MPA
āļŠāļģāļŦāļĢāļąāļš 1 polygon
1.āđ‚āļ­āđ€āļ§āļ­āļĢāđŒāđ€āļĨāļĒāđŒāļāļĢāļīāļ”
2. āļ„āļģāļ™āļ§āļ“āļ›āļĢāļīāļĄāļģāļ•āļĢāļ‚āļ­āļ‡āđāļ•āđˆāļĨāļ°
āļ•āļģāļĢāļģāļ‡
3. āļĢāļ§āļĄāļāļĢāļīāļ”āļ—āļąāđ‰āļ‡āļŦāļĄāļ”
Note: āļāļĢāļīāļ”āļŠāļĩāļ™āđ‰āļģāđ€āļ‡āļīāļ™āđāļŠāļ”āļ‡āļ–āļķāļ‡āļ„āļ§āļģāļĄāļĨāļķāļāļ—āļĩāđˆ
āļŠāļģāļĄāļģāļĢāļ–āļŦāļģāđ„āļ” āđ‰āđ‚āļ”āļĒāļ•āļĢāļ‡ āļŦāļģāļāđ„āļĄāđˆ
āļŠāļģāļĄāļģāļĢāļ–āļŦāļģāļ„āļ§āļģāļĄāļĨāļķāļāđ„āļ” āđ‰ModelāđƒāļŠ āđ‰
āļ„āļ§āļģāļĄāļĨāļķāļāđ€āļ‰āļĨāļĩāđˆāļĒāļ‚āļ­āļ‡āļāļĢāļīāļ”āļŠāļĩāļ™āđ‰āļģāđ€āļ‡āļīāļ™āđāļ—āļ™
āđƒāļ™āļāļĢāļīāļ”āļŠāļĩāđ€āļŦāļĨāļ·āļ­āļ‡
MPA Model āļĒāļąāļ‡āļŠāļģāļĄāļģāļĢāļ–āđƒāļŠ āđ‰
āđ€āļ—āļ„āļ™āļīāļ„ āļ­āļ·āđˆāļ™āđ€āļŠāđˆāļ™nearest
neighborāđ€āļžāļ·āđˆāļ­āļāļģāļŦāļ™āļ”āļ„āļ§āļģāļĄāļĨāļķāļ
āđ€āļžāļ·āđˆāļ­āļ„āļ§āļģāļĄāđāļĄāđˆāļ™āļĒāļģāļ—āļĩāđˆāļ”āļĩāļ‚āļķāđ‰āļ™ āļžāļ·āđ‰āļ™āļ—āļĩāđˆāļ™āđ‰āļ­āļĒāļāļ§āđˆāļģ
10 āđ„āļĢāđˆ āđ€āļĢāļģāđƒāļŠ āđ‰āļāļĢāļīāļ” 4mx4m āļ– āđ‰āļģāļĄāļģāļāļāļ§āđˆāļģ
āļ™āļąāđ‰āļ™ āđ€āļĢāļģāđƒāļŠ āđ‰8mx8m. āļĢāļđāļ›āļŦāļĨāļģāļĒāđ€āļŦāļĨāļĩāđˆāļĒāļĄ
āļ—āļąāđ‰āļ‡āļŦāļĄāļ”āļ—āļĩāđˆāđƒāļŠ āđ‰āđƒāļ™āļžāļ·āđ‰āļ™āļ—āļĩāđˆāļ™āļĩāđ‰ 1,000,758
MPA GISTDA
Area 67,275,200 m2 > 67,275,200 m2
Depth avg 1.34m 1.64m
Volume 89,976,189 āļĨāļš.āļĄ 114,850,000
Calc time 37 minutes
āđ€āļžāļīāđˆāļĄ5% (āļ—āļĩāđˆ
āđ„āļĄāđˆāđ„āļ” āđ‰āļŠāđˆāļ‡āđƒāļŦ āđ‰
94,474,998.45 āļĨāļš.āļĄ 114,850,000
1
Think Spatial
Hyperspectral for Plant Identification
1

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Flood Plain volume model for analysis using DEM and SAR.pptx

  • 1. 1 Flood Overflow Area Analysis Model Think Spatial āļ•.āļ„. 2022
  • 2. 2 Think Spatial Project Objectives 2 ● āļĢāļ°āļšāļļāļžāļ·āđ‰āļ™āļ—āļĩāđˆāđƒāļŠ āđ‰āļ™āđ‰āļģāļĨ āđ‰āļ™ ● āļ„āļģāļ™āļ§āļ“āļ›āļĢāļīāļĄāļģāļ•āļĢāļ™āđ‰āļģāļŠāļģāļŦāļĢāļąāļšāļāļąāļāđ€āļāđ‡āļš ● āļĢāļ°āļšāļļāļžāļ·āđ‰āļ™āļ—āļĩāđˆāļ­āļļāļ—āļĒāļģāļ™āđāļŦāđˆāļ‡āļŠāļģāļ•āļīāļ—āļĩāđˆāđ„āļ” āđ‰āļĢāļąāļšāļœāļĨāļāļĢāļ°āļ—āļš ● āļĢāļ°āļšāļļāļ›āļĢāļ°āđ€āļ āļ—āļžāļ·āļŠāđāļĨāļ°āļ›āļĢāļīāļĄāļģāļ“āļ›āđˆ āļģ (āļŠāļĩāļ§āļĄāļ§āļĨ) āļ—āļĩāđˆāđ„āļ” āđ‰āļĢāļąāļš āļœāļĨāļāļĢāļ°āļ—āļš
  • 3. 3 Think Spatial Techniques to be used 3 ● āđƒāļŠ āđ‰DEM āđ€āļžāļ·āđˆāļ­āļ„āļģāļ™āļ§āļ“āļ‚āļ­āļšāđ€āļ‚āļ•āļ‚āļ­āļ‡āļžāļ·āđ‰āļ™āļ—āļĩāđˆ (AOI) ● āđƒāļŠ āđ‰DEM āđƒāļ™āļāļģāļĢāļ„āļģāļ™āļ§āļ“āļ›āļĢāļīāļĄāļģāļ“āļ™āđ‰āļģ ● āđƒāļŠ āđ‰āļ‚ āđ‰āļ­āļĄāļđāļĨāļ”āļģāļ§āđ€āļ—āļĩāļĒāļĄāđ„āļŪāđ€āļ›āļ­āļĢāđŒāļŠāđ€āļ›āļāļ•āļĢāļąāļĄāđ€āļžāļ·āđˆāļ­āļĢāļ°āļšāļļāļ›āļĢāļ°āđ€āļ āļ—āļžāļ·āļŠ ● āđƒāļŠ āđ‰āļ‚ āđ‰āļ­āļĄāļđāļĨāļ”āļģāļ§āđ€āļ—āļĩāļĒāļĄāđ€āļžāļ·āđˆāļ­āļ„āļģāļ™āļ§āļ“āļ›āļĢāļīāļĄāļģāļ•āļĢāļŠāļĩāļ§āļĄāļ§āļĨ
  • 4. 4 Think Spatial Benefits of Using A Model 4 ● āļŦāļĨāļĩāļāđ€āļĨāļĩāđˆāļĒāļ‡āļ„āļ§āļģāļĄāļœāļīāļ”āļžāļĨāļģāļ” ● āļ§āļīāđ€āļ„āļĢāļģāļ°āļŦāđŒāļ—āļģāļ‡āđ€āļĨāļ·āļ­āļāļŦāļĨāļģāļĒāļ—āļģāļ‡āđƒāļ™āļĢāļģāļĒāļĨāļ°āđ€āļ­āļĩāļĒāļ” ● āļ„āļģāļ™āļ§āļ“āļ• āđ‰āļ™āļ—āļļāļ™āļāļģāļĢāļāđˆāļ­āļŠāļĢ āđ‰āļģāļ‡ You would not build a house or a building without a having a plan, why would you not invest in using a model to analyze your flood overflow options?
  • 5. 5 Think Spatial Some Questions That The Model Can Address 5 ● āļˆāļ°āļŠāļĢ āđ‰āļģāļ‡āđ€āļ‚āļ·āđˆāļ­āļ™āļ—āļĩāđˆāđ„āļŦāļ™āļ•āļĢāļ‡āļ•āļģāļĄāļ„āļ§āļģāļĄāļ• āđ‰āļ­āļ‡āļāļģāļĢ ● āļ‚āļ™āļģāļ”āđ€āļ‚āļ·āđˆāļ­āļ™āđƒāļŦāļāđˆāļŠāļģāļŦāļĢāļąāļšāļ›āļĢāļīāļĄāļģāļ“āļ™āđ‰āļģāļ—āļĩāđˆāļ• āđ‰āļ­āļ‡āļāļģāļĢ? ● āļˆāļ°āđƒāļŠ āđ‰āļžāļ·āđ‰āļ™āļ—āļĩāđˆāļ—āļąāđ‰āļ‡āļŦāļĄāļ”āđ€āļ—āđˆāļģāđ„āļĢ? ● āļˆāļ°āđƒāļŠ āđ‰āļžāļ·āđ‰āļ™āļ—āļĩāđˆāļ­āļļāļ—āļĒāļģāļ™āđāļŦāđˆāļ‡āļŠāļģāļ•āļīāđ€āļ—āđˆāļģāđ„āļĢ? ● āļ›āļĢāļīāļĄāļģāļ“ biomassāļˆāļ°āļŠāļđāļāđ€āļŠāļĩāļĒāđ„āļ›āļĄāļģāļāđāļ„āđˆāđ„āļŦāļ™? ● āļžāļ·āļŠāļŠāļ™āļīāļ”āđƒāļ”āļˆāļ°āļŦāļģāļĒāđ„āļ›?
  • 6. 6 Think Spatial Use of DEM 6 Proposed Flood Areas Volume of water
  • 7. 7 Think Spatial Using DEM to Analyze Dam Location 7 Volume of water
  • 8. 8 Think Spatial Using SAR to Determine Flood Areas 8
  • 9. 9 Think Spatial Using SAR to Determine Flood Areas 9 Oct, 2022
  • 10. āļāļĢāļ°āļšāļ§āļ™āļāļģāļĢāļāļģāļĢāļ„āļģāļ™āļ§āļ“āļ‚āļ­āļ‡ MPA āļŠāļģāļŦāļĢāļąāļš 1 polygon 1.āđ‚āļ­āđ€āļ§āļ­āļĢāđŒāđ€āļĨāļĒāđŒāļāļĢāļīāļ” 2. āļ„āļģāļ™āļ§āļ“āļ›āļĢāļīāļĄāļģāļ•āļĢāļ‚āļ­āļ‡āđāļ•āđˆāļĨāļ° āļ•āļģāļĢāļģāļ‡ 3. āļĢāļ§āļĄāļāļĢāļīāļ”āļ—āļąāđ‰āļ‡āļŦāļĄāļ” Note: āļāļĢāļīāļ”āļŠāļĩāļ™āđ‰āļģāđ€āļ‡āļīāļ™āđāļŠāļ”āļ‡āļ–āļķāļ‡āļ„āļ§āļģāļĄāļĨāļķāļāļ—āļĩāđˆ āļŠāļģāļĄāļģāļĢāļ–āļŦāļģāđ„āļ” āđ‰āđ‚āļ”āļĒāļ•āļĢāļ‡ āļŦāļģāļāđ„āļĄāđˆ āļŠāļģāļĄāļģāļĢāļ–āļŦāļģāļ„āļ§āļģāļĄāļĨāļķāļāđ„āļ” āđ‰ModelāđƒāļŠ āđ‰ āļ„āļ§āļģāļĄāļĨāļķāļāđ€āļ‰āļĨāļĩāđˆāļĒāļ‚āļ­āļ‡āļāļĢāļīāļ”āļŠāļĩāļ™āđ‰āļģāđ€āļ‡āļīāļ™āđāļ—āļ™ āđƒāļ™āļāļĢāļīāļ”āļŠāļĩāđ€āļŦāļĨāļ·āļ­āļ‡ MPA Model āļĒāļąāļ‡āļŠāļģāļĄāļģāļĢāļ–āđƒāļŠ āđ‰ āđ€āļ—āļ„āļ™āļīāļ„ āļ­āļ·āđˆāļ™āđ€āļŠāđˆāļ™nearest neighborāđ€āļžāļ·āđˆāļ­āļāļģāļŦāļ™āļ”āļ„āļ§āļģāļĄāļĨāļķāļ āđ€āļžāļ·āđˆāļ­āļ„āļ§āļģāļĄāđāļĄāđˆāļ™āļĒāļģāļ—āļĩāđˆāļ”āļĩāļ‚āļķāđ‰āļ™ āļžāļ·āđ‰āļ™āļ—āļĩāđˆāļ™āđ‰āļ­āļĒāļāļ§āđˆāļģ 10 āđ„āļĢāđˆ āđ€āļĢāļģāđƒāļŠ āđ‰āļāļĢāļīāļ” 4mx4m āļ– āđ‰āļģāļĄāļģāļāļāļ§āđˆāļģ āļ™āļąāđ‰āļ™ āđ€āļĢāļģāđƒāļŠ āđ‰8mx8m. āļĢāļđāļ›āļŦāļĨāļģāļĒāđ€āļŦāļĨāļĩāđˆāļĒāļĄ āļ—āļąāđ‰āļ‡āļŦāļĄāļ”āļ—āļĩāđˆāđƒāļŠ āđ‰āđƒāļ™āļžāļ·āđ‰āļ™āļ—āļĩāđˆāļ™āļĩāđ‰ 1,000,758
  • 11.
  • 12. MPA GISTDA Area 67,275,200 m2 > 67,275,200 m2 Depth avg 1.34m 1.64m Volume 89,976,189 āļĨāļš.āļĄ 114,850,000 Calc time 37 minutes āđ€āļžāļīāđˆāļĄ5% (āļ—āļĩāđˆ āđ„āļĄāđˆāđ„āļ” āđ‰āļŠāđˆāļ‡āđƒāļŦ āđ‰ 94,474,998.45 āļĨāļš.āļĄ 114,850,000
  • 13. 1 Think Spatial Hyperspectral for Plant Identification 1