I wonder for your Extract data on your collection data or surveydata. Does the data is in csv file with points then you convert it to shapefile and uploaded to the assets in GEE? Because I follow the step above there are some error: Line 8: Cannot read property 'reduceRegions' of undefined could you help or give some suggestion?
Yes, survey data is a CSV file containing lat and long. its uploaded to the assets in the GEE