Project - Data Handling and Interpolation
data = xlsread('VI.xlsx');
voltage = data(:, 1); % Assuming voltage is in the first column
current = data(:, 2); % Assuming current is in the second column
% Perform interpolation on the data using the interp1 function
x = -17.3:0.1:0.9;
interpolated_current = interp1(voltage, current, x);
% Generate an interactive plot of the interpolated data
plot(voltage, current, 'ro', 'DisplayName', 'Original Data');
hold on;
plot(x, interpolated_current, 'b-', 'DisplayName', 'Interpolated Data');
xlabel('Voltage');
ylabel('Current');
title('Interpolated Data');
legend('Location', 'best');
grid on;
hold off;
% Store the interpolated data in a text file using the fprintf function
output_file = 'interpolated_data.txt';
fid = fopen(output_file, 'w');
fprintf(fid, 'Voltage\tInterpolated Current\n');
for i = 1:numel(x)
fprintf(fid, '%.2f\t%.4f\n', x(i), interpolated_current(i));
end
fclose(fid);