The MOD44W V6 land/water mask 250m product is derived using a
decision tree classifier trained with MODIS data and validated with the
MOD44W V5 product. A series of masks are applied to address known issues
caused by terrain shadow, burn scars, cloudiness, or ice cover in oceans.
Bands
Pixel Size 250 meters
Bands
Name
Description
water_mask
Land-water mask
Bitmask for water_mask
Bit 0: Land-water mask
0: Land
1: Water
water_mask_QA
Quality assurance (QA)
Bitmask for water_mask_QA
Bits 0-3: Quality assurance (QA)
1: High confidence observation
2: Lower confidence water, but MOD44W V5 is water
3: Lower confidence land
4: Ocean mask
5: Ocean mask, but no water detected
6: Burned area (MCD64A1)
7: Urban or impervious surface
8: No water detected, Version 5 MOD44W shows inland water
10: No data (outside of projected area)
Terms of Use
Terms of Use
MODIS data and products acquired through the LP DAAC
have no restrictions on subsequent use, sale, or redistribution.
The MOD44W V6 land/water mask 250m product is derived using a decision tree classifier trained with MODIS data and validated with the MOD44W V5 product. A series of masks are applied to address known issues caused by terrain shadow, burn scars, cloudiness, or ice cover in oceans.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],[],[[["The MOD44W V6 product provides a 250m resolution land/water mask derived from MODIS and SRTM data, distinguishing between land and water."],["It utilizes a decision tree classifier and incorporates masks to mitigate issues caused by terrain, burn scars, clouds, and ice."],["The dataset spans from 2000-01-01 to 2015-01-01 and is available through NASA LP DAAC at the USGS EROS Center."],["It includes a 'water_mask' band indicating land or water and a 'water_mask_QA' band providing quality assurance information."],["MODIS data and products acquired through the LP DAAC have no restrictions on subsequent use, sale, or redistribution."]]],["The MOD44W V6 dataset, provided by NASA LP DAAC, offers a yearly land/water mask product from 2000 to 2015 at a 250-meter resolution, and can be accessed using the Earth Engine snippet. Derived via a decision tree classifier with MODIS data and validated by the V5 product, it uses masks to mitigate issues from terrain shadow, burn scars, cloudiness, or ocean ice. The dataset, available on Google Earth Engine, includes 'water_mask' and 'water_mask_QA' bands.\n"]]
