MC$11$

$"14$D $2$ PCA $($PCA $41)$

$2$a$$ kNN $(2)$

$2$ k $=\{123,4,5\}$ setfigsize'$]=(157)$

matplotlib $$ k $(3)$

$3(3)$

$4$KNN $(4)$

# $$

$\%$matplotlib $$

$$ numpy $$ np

$$

matplotlib $$ plt

$$

$$

matplotlibrc $(\text{'}$font$\text{'},$ size$=15)$

matplotlib $$

numpymatlib $$

$$ matplotlibDon't Solvecolors ListedColormap $$

$$ sklearn $$ KNeighborsClassifier $$

$$ sklearnrcParams$[\text{'}$ RandomForestClassifier$$

# $$

matplotlib $$

matplotlib $"$