当我执行这个函数时: x= round(rand*9); i= round(rand*length(vet)); vet(i)=val endfor
我发现了一个我不明白的错误:
error: generate: subscript indices must be either positive integers less than 2^31 or
function [theta, J_history] = gradientDescent(X, y, theta, alpha, num_iters)% theta = GRADIENTDESENT(X, y, theta, alpha, num_iters) updates theta by
% Initialize some useful va