1연구원, K-water연구원 수자원환경연구소, 대전광역시 유성구 유성대로 1689번길 125, 34045, 대한민국
2선임연구원, K-water연구원 수자원환경연구소, 대전광역시 유성구 유성대로 1689번길 125, 34045, 대한민국
3센터장, K-water연구원 수자원환경연구소, 대전광역시 유성구 유성대로 1689번길 125, 34045, 대한민국
1Researcher, Water Resources & Environmental Research Center, K-water Research Institute, 125 Yuseongdae-ro 1689beon-gil, Yuseong-gu, 34045 Daejeon, South Korea
2Senior Researcher, Water Resources & Environmental Research Center, K-water Research Institute, 125 Yuseongdae-ro 1689beon-gil, Yuseong-gu, 34045 Daejeon, South Korea
3Head of Center, Water Resources & Environmental Research Center, K-water Research Institute, 125 Yuseongdae-ro 1689beon-gil, Yuseong-gu, 34045 Daejeon, South Korea
Copyright © 2023 GeoAI Data Society
This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
Conflict of Interest
Euiho Hwang and Kimook Kang have been an Editorial Board of GEO DATA; however, they were not involved in the peer reviewer selection, evaluation, or decision process of this article. Otherwise, no other potential conflicts of interest relevant to this article were reported.
Funding Information
This research was supported by Ministry of Environment, under the Development of Ground Operation System for Water Resources Satellite from K-water.
Data Availability Statement
The data that support the findings will be available in GEO DATA at https://doi.org/10.22761/GD.2023.0029 following an embargo from the date of publication to allow for commercialization of research findings.
Land cover | Percentage (%) |
---|---|
Urban | 5.87 |
Agriculture | 27.64 |
Forest | 51.30 |
Grassland | 11.13 |
Wetland | 1.92 |
Barrenland | 2.15 |
Water | 3.07 |
Sort | Field | Subcategory#1 | Subcategory#2 |
---|---|---|---|
Essential | *Title | Water body dataset | |
*DOI name | https://doi.org/10.22761/GD.2023.0029 | ||
*Category | UtilitiesCommunication | ||
Abstract | |||
*Temporal Coverage | 1 September, 2023 | ||
*Spatial Coverage | Chungcheong-do (South Korea) | ||
WGS84 Coordinates | Raster | ||
*Personnel | Name | Joonhyuk Choi | |
Affiliation | K-water | ||
jhch@kwater.or.kr | |||
*CC License | CC BY | ||
Optional | *Project | The Development of Ground Operation System for Water Resources Satellite | |
*Instrument | Sentinel-1/2 |
Land cover | Percentage (%) |
---|---|
Urban | 5.87 |
Agriculture | 27.64 |
Forest | 51.30 |
Grassland | 11.13 |
Wetland | 1.92 |
Barrenland | 2.15 |
Water | 3.07 |
No. | Satellite | Date | Acquisition time (UTC) | Path ID | Cloud cover (%) |
---|---|---|---|---|---|
1 | Sentinel-2B | 2021.01.17 | 02:20:29 | T52SCF | 9.36 |
2 | Sentinel-2A | 2021.02.21 | 02:17:21 | T52SCF | 0.20 |
3 | Sentinel-2B | 2021.03.18 | 02:15:59 | T52SCF | 1.83 |
4 | Sentinel-2A | 2021.03.23 | 02:16:01 | T52SCF | 1.86 |
5 | Sentinel-2A | 2021.05.22 | 02:16:01 | T52SCF | 1.60 |
6 | Sentinel-2A | 2021.06.21 | 02:16:01 | T52SCF | 7.79 |
7 | Sentinel-2B | 2021.08.15 | 02:16:09 | T52SCF | 8.90 |
8 | Sentinel-2A | 2021.12.08 | 02:21:01 | T52SCF | 2.44 |
9 | Sentinel-2B | 2021.12.13 | 02:20:59 | T52SCF | 6.03 |
10 | Sentinel-2A | 2021.12.18 | 02:21:11 | T52SCF | 2.29 |
No. | Satellite | Date | Acquisition time (UTC) | Orbit direction | Path/frame |
---|---|---|---|---|---|
1 | Sentinel-1B | 2021.01.16 | 21:32:00 to 21:32:25 | Descending | 134/471 (D1) |
2 | Sentinel-1A | 2021.01.17 | 09:23:43 to 09:24:08 | Ascending | 54/117 (A2) |
3 | Sentinel-1B | 2021.02.21 | 21:31:59 to 21:32:24 | Descending | 134/471 (D1) |
4 | Sentinel-1B | 2021.03.17 | 21:31:58 to 21:32:23 | Descending | 134/471 (D1) |
5 | Sentinel-1A | 2021.03.18 | 09:23:42 to 09:24:07 | Ascending | 54/117 (A2) |
6 | Sentinel-1A | 2021.03.23 | 09:31:46 to 09:32:11 | Ascending | 127/115 (A1) |
7 | Sentinel-1A | 2021.05.22 | 09:31:48 to 09:32:13 | Ascending | 127/115 (A1) |
8 | Sentinel-1B | 2021.06.21 | 21:32:03 to 21:32:28 | Descending | 134/471 (D1) |
9 | Sentinel-1A | 2021.08.14 | 09:31:53 to 09:32:18 | Ascending | 127/115 (A1) |
10 | Sentinel-1A | 2021.12.07 | 09:31:52 to 09:32:22 | Ascending | 127/115 (A1) |
11 | Sentinel-1A | 2021.12.12 | 09:31:54 to 09:32:19 | Ascending | 127/115 (A1) |
12 | Sentinel-1B | 2021.12.18 | 21:32:07 to 21:32:32 | Descending | 134/471 (D1) |
Method | VV <17 | VH <26 | NDWI >0 | MNDWI >0 | Proposed model |
---|---|---|---|---|---|
Accuracy | 0.981 | 0.980 | 0.962 | 0.962 | 0.987 |
Precision | 0.675 | 0.677 | 0.782 | 0.414 | 0.859 |
Recall | 0.668 | 0.598 | 0.715 | 0.684 | 0.680 |
F1 score | 0.671 | 0.634 | 0.747 | 0.516 | 0.759 |
IoU | 0.505 | 0.465 | 0.597 | 0.347 | 0.612 |
Sort | Field | Subcategory#1 | Subcategory#2 |
---|---|---|---|
Essential | *Title | Water body dataset | |
*DOI name | |||
*Category | UtilitiesCommunication | ||
Abstract | |||
*Temporal Coverage | 1 September, 2023 | ||
*Spatial Coverage | Chungcheong-do (South Korea) | ||
WGS84 Coordinates | Raster | ||
*Personnel | Name | Joonhyuk Choi | |
Affiliation | K-water | ||
jhch@kwater.or.kr | |||
*CC License | CC BY | ||
Optional | *Project | The Development of Ground Operation System for Water Resources Satellite | |
*Instrument | Sentinel-1/2 |
NDWI, normalized difference water index; MNDWI, modified normalized difference water index; IoU, Intersection over Union