Cummulative sum between NaN values

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Queena Edwards
Queena Edwards 2022 年 4 月 6 日
コメント済み: Queena Edwards 2022 年 4 月 6 日
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

採用された回答

Chunru
Chunru 2022 年 4 月 6 日
編集済み: Chunru 2022 年 4 月 6 日
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)
NaN 0.2500 0.2500 0.2500 0.5000 0.5000 0.5000 0.5000 0.7500 0.7500 1.0000 1.0000 1.0000 1.2500 NaN 0.2500 0.2500 0.2500 0.2500 0.5000 0.7500 NaN 0.2500 1.0100
  1 件のコメント
Queena Edwards
Queena Edwards 2022 年 4 月 6 日
Thank You!!!

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