All Questions
4 questions with no upvoted or accepted answers
2
votes
1
answer
313
views
Aligning pixels for using GSW as mask layer with Landsat 8 and Global Surface Water (JRC) Layer
I want to isolate some surface water areas on Landsat 8 images by using the Global Surface Water dataset in GEE as mask. After mapping both in the Editor I realized the positions of pixels of GSW and ...
- 41
1
vote
0
answers
1k
views
Earth Engine: Landsat 8 QA_PIXEL issues with cloud, shadow, and land masking
Using the QA_PIXEL band in Landsat 8 to mask out clouds, cloud shadow, and land often masks out large areas of water. The QA_PIXEL band identifies these water areas as land and cloud shadow, when this ...
- 151
1
vote
0
answers
121
views
Applying mask to 40 Landsat images on ENVI?
I'm new to ENVI and am working on a time series for a section of the Santa Barbara Channel.
I have a mask I made from the ROI tool, but was wondering if there is an efficient way to mask all 40 of ...
- 11
1
vote
0
answers
135
views
Grass i.landsat.acca says image is cloud free but it is not
I'm working on an area in Amazonia with high cloud persistance which makes global data on land cover quite useless at small scales, so I wanted to learn to process my own Landsat images, with GRASS ...
- 11