Project - Data Handling and Interpolation

interpolation=xlsread('interpolation.xlsx','sheet1','A1:B25'); % Open the text file to write the output

x=interpolation(:,1);

y=interpolation(:,2);

%y = ImAmp; % defining a variable x from excel file

%x = VVolt; % defining a variable y from excel file

xq = [-17.3:0.1:0.9]; % defining the range for interpolation

xq1 = interp1(x,y,xq); % interpolation

figure(1);

plot(x,y,'o',xq,xq1,':'); % plotting the interpolation

grid;

xlabel('VVot');

ylabel('ImAmp');