How to lookup for values in an array

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Hazhan Majeed
Hazhan Majeed 2021-3-25
回答： Star Strider 2021-3-25
Hi all
dose anyone knows how to find values for points in vector if i have the location of the points?? i have 20 years hourly discharge data, I have a code in matlab that obtsaine all the location of the peaks ( ie., the hours that peak occures). how can I get the discharge values at those locations??

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回答（1 个）

Star Strider
Star Strider 2021-3-25
If the locations of the peaks are indices into the independent and dependent variable vectors, then something like this shoud work:
x_val = x(location_index);
y_val = y(location_index);
.

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