线性回归(linear_regression),多项式回归(polynomial regression)(Tensorflow实现)
#回归importnumpyasnpimporttensorflowastfimportmatplotlib.pyplotaspltn_observations=100xs=np.linspace(-3,3,n_observations)ys=np.sin(xs)+np.random.uniform(-0.5,0.5,n_observations)plt.scatter(xs,ys)plt.sho