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International Institute for Geo-Information Science and Earth Observation (ITC) ISL 2004 Exercise : Flood hazard mapping using multi- temporal SPOT images.

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Presentation on theme: "International Institute for Geo-Information Science and Earth Observation (ITC) ISL 2004 Exercise : Flood hazard mapping using multi- temporal SPOT images."— Presentation transcript:

1 International Institute for Geo-Information Science and Earth Observation (ITC) ISL 2004 Exercise : Flood hazard mapping using multi- temporal SPOT images for an area in Bangladesh Associated Institute of the

2 International Institute for Geo-Information Science and Earth Observation (ITC) ISL 2004 Flood mapping using SPOT Objective: Using multi-temporal SPOT images and make automatic classification of flooded areas. Use the results to make a flood hazard map and evaluate fluvial dynamics. Area: Bangladesh Staff member: Nanette Kingma http://www.itc.nl/ilwis/applications/application02.asp

3 International Institute for Geo-Information Science and Earth Observation (ITC) ISL 2004 Bangladesh :Confluence Ganges - Meghna. SPOT band 1 1987 dry-season

4 International Institute for Geo-Information Science and Earth Observation (ITC) ISL 2004 Bangladesh :Confluence Ganges - Meghna. SPOT band 2 1987 dry-season

5 International Institute for Geo-Information Science and Earth Observation (ITC) ISL 2004 Bangladesh :Confluence Ganges - Meghna. SPOT band 3 1987 dry-season

6 International Institute for Geo-Information Science and Earth Observation (ITC) ISL 2004 Bangladesh :Confluence Ganges - Meghna. Brdry87: Band ratio: band3/band1 dry- 87.

7 International Institute for Geo-Information Science and Earth Observation (ITC) ISL 2004 Bangladesh :Confluence Ganges - Meghna. False color composite: Fccdry87.

8 International Institute for Geo-Information Science and Earth Observation (ITC) ISL 2004 Bangladesh :Confluence Ganges - Meghna. SPOT band 1 1987 flood

9 International Institute for Geo-Information Science and Earth Observation (ITC) ISL 2004 Bangladesh :Confluence Ganges - Meghna. SPOT band 2 1987 flood

10 International Institute for Geo-Information Science and Earth Observation (ITC) ISL 2004 Bangladesh :Confluence Ganges - Meghna. SPOT band 3 1987 flood

11 International Institute for Geo-Information Science and Earth Observation (ITC) ISL 2004 Bangladesh :Confluence Ganges - Meghna. Brmfl87: Band ratio: band3/band1 mfl- 87.

12 International Institute for Geo-Information Science and Earth Observation (ITC) ISL 2004 Bangladesh :Confluence Ganges - Meghna. False color composite: Fccmfl87.

13 International Institute for Geo-Information Science and Earth Observation (ITC) ISL 2004 Bangadesh :Confluence Ganges - Meghna. SPOT band 1 1988 flood

14 International Institute for Geo-Information Science and Earth Observation (ITC) ISL 2004 Bangladesh :Confluence Ganges - Meghna. SPOT band 2 1988 flood

15 International Institute for Geo-Information Science and Earth Observation (ITC) ISL 2004 Bangadesh :Confluence Ganges - Meghna. SPOT band 3 1988 flood

16 International Institute for Geo-Information Science and Earth Observation (ITC) ISL 2004 Bangladesh :Confluence Ganges - Meghna. Brfl88: Band ratio: band3/band1 flood- 88.

17 International Institute for Geo-Information Science and Earth Observation (ITC) ISL 2004 Bangladesh :Confluence Ganges - Meghna. False color composite: Fccfl88.

18 International Institute for Geo-Information Science and Earth Observation (ITC) ISL 2004 Bangladesh :Confluence Ganges - Meghna. Dry87wl: Slicing into water and land of band ratio 3/1 dry 87.

19 International Institute for Geo-Information Science and Earth Observation (ITC) ISL 2004 Bangladesh :Confluence Ganges - Meghna. Slicing into water and land of band- ratio 3/1 mfl-87.

20 International Institute for Geo-Information Science and Earth Observation (ITC) ISL 2004 Bangladesh :Confluence Ganges - Meghna. Fl88wl: Slicing into water and land of band- ratio 3/1 flood88.

21 International Institute for Geo-Information Science and Earth Observation (ITC) ISL 2004 Bangladesh :Confluence Ganges - Meghna. Cross dry87wl and mfl87wl.

22 International Institute for Geo-Information Science and Earth Observation (ITC) ISL 2004 Bangladesh :Confluence Ganges - Meghna. Final result map Crossing of: dry87wl, mfl87wl, and fl88wl.

23 International Institute for Geo-Information Science and Earth Observation (ITC) ISL 2004 Bangladesh :Confluence Ganges - Meghna. Cross table: maps drywl-mfl87wl Cross table:final map drymflcr - fl88wl.

24 International Institute for Geo-Information Science and Earth Observation (ITC) ISL 2004 Bangladesh :Confluence Ganges - Meghna. Final result map crossing of: dry87wl, mfl87wl, and fl88wl; with legend.

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