many_pairwise_correlations.py

"""
Plotting a large correlation matrix
===================================

_thumb: .3, .6
"""
import numpy as np
import seaborn as sns
import matplotlib.pyplot as plt
sns.set(style="darkgrid")

rs = np.random.RandomState(33)
d = rs.normal(size=(100, 30))

f, ax = plt.subplots(figsize=(9, 9))
cmap = sns.blend_palette(["#00008B", "#6A5ACD", "#F0F8FF",
                          "#FFE6F8", "#C71585", "#8B0000"], as_cmap=True)
sns.corrplot(d, annot=False, sig_stars=False,
             diag_names=False, cmap=cmap, ax=ax)
f.tight_layout()