[ncl-talk] dim_variance_n_Wrap

Dennis Shea shea at ucar.edu
Thu Jan 17 14:12:08 MST 2019


Well, you live with the monsoon.

Some days have zero precipitation and some monsoon days have VERY LARGE
daily amounts.
Hence large variance.

On Wed, Jan 16, 2019 at 10:53 PM Md. Jalal Uddin <dmjalal90 at gmail.com>
wrote:

> Hi all,
>
> I am getting a too large variation of rainfall. I used dim_variance_n_Wrap
> function to calculate variance. The first figure is for the mean rainfall
> and the second one is for variance at the same time.
>
> Could anyone help me to understand where I am wrong?
>
> Variable: prc_reorder
> Type: double
> Total Size: 491961600 bytes
>             61495200 values
> Number of Dimensions: 3
> Dimensions and sizes: [time | 2847] x [latitude | 120] x [longitude | 180]
> Coordinates:
>             time: [ 120..6939]
>             latitude: [0.125..29.875]
>             longitude: [65.125..109.875]
> Number Of Attributes: 4
>   missing_value : -nan
>   _FillValue : -nan
>   units : mm
>   long_name : precipitation
>
> Best regards,
> Jalal
> --
> *Md. Jalal Uddin*
> MSc in Applied Meteorology (English Language)
> Nanjing University of Information, Science and Technology, China
> B.Sc. in Disaster Management (Hons.)
> Patuakhali Science and Technology University, Bangladesh.
> Cell: +8613260859092, +8801792052662
> Web: www.dmjalal90.weebly.com
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