[ncl-talk] attempting to get grid point counts

[Dave Allured - NOAA Affiliate]

Jason,

Please review the doc page for NCL's "where" function, to perform
conditional replacement within an array.  Note the examples and discussion
at the bottom of the doc page.

--Dave


On Fri, Jun 14, 2019 at 12:48 PM Herb, Jason <jherb at albany.edu> wrote:

> Hello,
>
> I am working with the MCD19A2 aerosol data. To get an idea as to the
> overall coverage extent and quantity of measurements for each 1x1km grid
> box, I am attempting to make all measured data to be " 1 " and then add
> with each orbit pass in the file (Ex. the location being studied has a max
> of 6 passes for a day.) Assuming the full number of passes over the studied
> area and say fully clear skies to give no missing data when I map the
> replaced 1 into each grid point and sum the data points the map should show
> a uniform map of 6.
> That being said how can I replace any of the AOD data that falls in to the
> range of 0.00-1.00 to become 1 and sum up for from the array data?
>
> Thanks,
>
> Jason
>
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