Scikit Source Code Reading(2015.05.29)

Today’s Job

Today’s job is main about the source reading of plot_classification.py and base.py, classification.py under scikit-learn-0.15.2\sklearn\neighbors in scikit-learn-0.15.2.

Gains

all in python modules

X = iris.data[:, :2]

fields in class

take

in numpy

c_, r_ in numpy

np.unique

plt.scatter(X[:, 0], X[:, 1], c=y, cmap=cmap_bold)

Quesions to be solved

KD Tree aglorithm

Ball Tree aglorithm

Brute aglorithm

Leaf-Size

Why agl_check = ball_tree?

csr format