为了做进一步的分析,我想让得到最大气泡的半径?如果我能得到另一个带有气泡半径的列,那就更好了。
当前代码:
fig = px.scatter_mapbox(df, lat="GPSLat", lon="GPSLng", zoom=15, height=500,width=1000,
size="Count",color="Device",title=' All device :2021/01/08')
fig.update_layout(mapbox_style="satellite")
fig.show()df:
Device GPSLat GPSLng Count
1001 6.8050 80.0154 9.0
1001 6.6050 80.2154 12.0
1001 6.7050 80.4154 114.0
1002 6.8050 80.0154 2.0
1001 6.5050 80.0154 2111.0发布于 2021-03-12 12:35:11
如评论所述,直径或半径将自动计算和绘制。如果您获得绘图数据,您将看到气泡大小是基于您的“计数”。
import plotly.express as px
import pandas as pd
import numpy as np
import io
data = '''
Device GPSLat GPSLng Count
1001 6.8050 80.0154 509.0
1001 6.6050 80.2154 1200.0
1001 6.7050 80.4154 840.0
1002 6.0050 80.0154 1602.0
1001 6.5050 80.0154 2111.0
'''
df = pd.read_csv(io.StringIO(data), delim_whitespace=True)
import plotly.express as px
px.set_mapbox_access_token(open("mapbox_api_key.txt").read())
fig = px.scatter_mapbox(df,
lat="GPSLat",
lon="GPSLng",
hover_name='Device',
height=500, width=1000,
zoom=8,
size="Count",
color="Count",
title=" All device :2021/01/08",
mapbox_style='satellite')
fig.show()

fig.data
(Scattermapbox({
'hovertemplate': ('<b>%{hovertext}</b><br><br>Cou' ... 'r>GPSLng=%{lon}<extra></extra>'),
'hovertext': array([1001., 1001., 1001., 1002., 1001.]),
'lat': array([6.805, 6.605, 6.705, 6.005, 6.505]),
'legendgroup': '',
'lon': array([80.0154, 80.2154, 80.4154, 80.0154, 80.0154]),
'marker': {'color': array([ 509., 1200., 840., 1602., 2111.]),
'coloraxis': 'coloraxis',
'size': array([ 509., 1200., 840., 1602., 2111.]),
'sizemode': 'area',
'sizeref': 5.2775},
'mode': 'markers',
'name': '',
'showlegend': False,
'subplot': 'mapbox'
}),)
# marker size
fig.data[0]['marker']['size']
array([ 509., 1200., 840., 1602., 2111.])https://stackoverflow.com/questions/66597333
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