How to find area from a plotted graph which was imported from excel

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Harish Chandra Chowdary Thakkilapati
回答： Monisha Nalluru 2020-3-13
I have plotted a graph from a excel data and I want to extend the graph and find an area
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Harish Chandra Chowdary Thakkilapati
Harish Chandra Chowdary Thakkilapati 2020-3-8
The data is imported from excel and firstly i want to filter the data and male a linear graph is it possible
Walter Roberson
Walter Roberson 2020-3-9
MATLAB has a number of filters available, even a filter design tool in the Signal Processing Toolbox.

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Monisha Nalluru
Monisha Nalluru 2020-3-13
Generally, in order to find an area under graph integration is used. As data is already imported in this case, use trapz or polyarea function which are used to find area under a graph in matlab.
Refer the following link:
https://www.mathworks.com/matlabcentral/answers/154089-area-under-curve-no-function

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