26 lines
715 B
Matlab
26 lines
715 B
Matlab
function plotData(X, y)
|
|
%PLOTDATA Plots the data points X and y into a new figure
|
|
% PLOTDATA(x,y) plots the data points with + for the positive examples
|
|
% and o for the negative examples. X is assumed to be a Mx2 matrix.
|
|
|
|
% Create New Figure
|
|
figure; hold on;
|
|
|
|
% ====================== YOUR CODE HERE ======================
|
|
% Instructions: Plot the positive and negative examples on a
|
|
% 2D plot, using the option 'k+' for the positive
|
|
% examples and 'ko' for the negative examples.
|
|
%
|
|
pos = find(y==1);
|
|
neg = find(y==0);
|
|
|
|
plot(X(pos, 1), X(pos, 2), 'k+');
|
|
plot(X(neg, 1), X(neg, 2), 'ro');
|
|
|
|
% =========================================================================
|
|
|
|
|
|
|
|
hold off;
|
|
|
|
end
|