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On 31 Aug 2011, at 11:44 PM, Russell Fiedler wrote:
! How can I count the number of data points that fall in each gridbox?
! put points into 1x1 bins on (0,2]x(0,2]
! here are the points we want to bin
let xvals=zsequence({ 0.1, 2.0, 0.2 })
let yvals=zsequence({ 0.1, 2.0, 0.2 })
! Define our bounds Note promotion to 2D
let xl= i[i=1:2]-1+0*xvals
let xh= i[i=1:2]+0*xvals
let yl= j[j=1:2]-1+0*xvals
let yh= j[j=1:2]+0*xvals
let isinboxx = if ( xvals le xh and xvals gt xl ) then 1 else 0
let isinboxy = if ( yvals le yh and yvals gt yl ) then 1 else 0
let isinbothboxes = isinboxx*isinboxy
let numinbox = isinbothboxes[z=@sum]
list numinbox
VARIABLE : ISINBOTHBOXES[Z=@SUM]
SUBSET : 2 by 2 points (X-Y)
Z : 0.5 to 3.5
1 2
1 2
1 / 1: 2.000 0.000
2 / 2: 0.000 1.000
On Jun 30, 2016, at 11:09 PM, Murali Kallungal <mkallungal@xxxxxxxxx> wrote:
Hi All
I have 4 km sst data, due to cloud cover during monsoon months some data is missing.
I assume a coarse grid (say 2°) and would like to know how many good data points in coarse grid w.r.t. data point in each day for my computation.
Please help me to solve this problem
Thanks in advance
Muraleedharan
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Muraleedharan K.R
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