Project - Data Handling and Interpolation

clc;
clear all;
A = xlsread('VI.xlsx');
subplot(2, 1, 1)
stem(A(:,1), A(:,2));
title('IV Plot')
xlabel('Voltage V')
ylabel('Current I')

% interpolation
A1=interp(A(:,1),4);
A2=interp(A(:,2),4);
subplot(2, 1, 2)
stem(A1, A2);
title('interpolated IV Plot')
xlabel('Voltage V')
ylabel('Current I')

% save interpolated data in text format
I=[A1 A2];
load('interpolated data.mat')
%dlmwrite('interpolated data.txt',interpolated data, 'delimiter';'\t' )
%type('interpolated data.txt')
dlmwrite('interpolated data.txt', interpolated data, 'delimiter';'\t';'newline';'pc');