hex_tile.py¶
A manual hexbin plot using randomly selected points. This chart shows
50,000 points points from a normal distribution binned into hexagonal tiles
using the hexbin
utility function. The tiles are colormapped linearly
according to their bin counts.
Details
- Bokeh APIs
Figure.hex_tile
,bokeh.transform.linear_cmap
,bokeh.util.hex.hexbin
- More info
- Keywords
hex, hex_tile, colormap
import numpy as np
from bokeh.plotting import figure, show
from bokeh.transform import linear_cmap
from bokeh.util.hex import hexbin
n = 50000
x = np.random.standard_normal(n)
y = np.random.standard_normal(n)
bins = hexbin(x, y, 0.1)
p = figure(title="Manual hex bin for 50000 points", tools="wheel_zoom,pan,reset",
match_aspect=True, background_fill_color='#440154')
p.grid.visible = False
p.hex_tile(q="q", r="r", size=0.1, line_color=None, source=bins,
fill_color=linear_cmap('counts', 'Viridis256', 0, max(bins.counts)))
show(p)