resampling data into equal intervals

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C.G.
C.G. am 14 Feb. 2022
Kommentiert: C.G. am 14 Feb. 2022
I have a dataset (attached) which has been sampled at unequal intervals, but for processing I need to resample this to every second.
The timestamps for each data point are in column 1, and the data in column 2.
I have looked at the information on resample on matlab help, but i'm struggling to work out how to do this for my dataset. Can anybody help?

Akzeptierte Antwort

Simon Chan
Simon Chan am 14 Feb. 2022
Try function retime
TT1=readtimetable('dataset.txt');
TT2 = retime(TT1,'secondly','linear'); % You may choose other method other than 'linear'
head(TT2,10) % Showing first 10 data
ans = 10×2 timetable
Time mass tare _______________________ ________ ____ 2022-02-08 20:04:12.000 0.55425 0 2022-02-08 20:04:13.000 0.46354 0 2022-02-08 20:04:14.000 0.31349 0 2022-02-08 20:04:15.000 0.27578 0 2022-02-08 20:04:16.000 0.44176 0 2022-02-08 20:04:17.000 -0.56104 0 2022-02-08 20:04:18.000 1.1503 0 2022-02-08 20:04:19.000 0.76525 0 2022-02-08 20:04:20.000 0.37981 0 2022-02-08 20:04:21.000 0 0

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