import numpy as np
import pandas as pd
from hvplot.plotting import scatter_matrix

df = pd.DataFrame(np.random.randn(1000, 4), columns=['A','B','C','D'])

scatter_matrix(df, alpha=0.2)

df_sub = df[['A', 'B']].copy()

scatter_matrix(df_sub, chart='bivariate') + scatter_matrix(df_sub, chart='hexbin')

scatter_matrix(df_sub, diagonal='kde')

scatter_matrix(df_sub, tools=['box_select', 'hover'])

df_sub['CAT'] = np.random.choice(['X', 'Y', 'Z'], len(df_sub))

scatter_matrix(df_sub, c='CAT', diagonal_kwds=dict(alpha=0.3))

df = pd.DataFrame(np.random.randn(100_000, 4), columns=['A','B','C','D'])

scatter_matrix(df, rasterize=True)

scatter_matrix(df, rasterize=True, dynspread=True)