Cummulative sum between NaN values
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I have the fllowing Rainfall Data
NaN
0.250000000000000
0
0
0.250000000000000
0
0
0
0.250000000000000
0
0.250000000000000
0
0
0.250000000000000
NaN
0.250000000000000
0
0
0
0.250000000000000
0.250000000000000
NaN
0.250000000000000
0.760000000000000
I would like to find the cummulative Sum between the NaN. It should be:
NaN
0.250000000000000
0.250000000000000
0.250000000000000
0.500000000000000
0.500000000000000
0.500000000000000
0.500000000000000
0.750000000000000
0.750000000000000
1.000000000000000
1.000000000000000
1.000000000000000
1.250000000000000
NaN
0.250000000000000
0.250000000000000
0.250000000000000
0.250000000000000
0.500000000000000
0.500000000000000
NaN
0.250000000000000
0.910000000000000
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Accepted Answer
Chunru
on 6 Apr 2022
Edited: Chunru
on 6 Apr 2022
The result you gave above seems not correct.
x=[ NaN
0.250000000000000
0
0
0.250000000000000
0
0
0
0.250000000000000
0
0.250000000000000
0
0
0.250000000000000
NaN
0.250000000000000
0
0
0
0.250000000000000
0.250000000000000
NaN
0.250000000000000
0.760000000000000];
idx = find(isnan(x));
y = x;
idx = [0; idx; length(x)+1];
for i=1:length(idx)-1
y(idx(i)+1:idx(i+1)-1) = cumsum(x(idx(i)+1:idx(i+1)-1));
end
disp(y)
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