[英]Highlight a single point on a scatter plot
I have created a scatterplot in plotly, with different color based on category.我在 plotly 中创建了一个散点图,根据类别使用不同的颜色。 But I also want to highlight one single point (identified by a specific id) so that it stands out.
但我也想突出一个点(由特定 id 标识),使其脱颖而出。 So I still want my blue and yellow points, but also this specific point different from the others.
所以我仍然想要我的蓝色和黄色点,但也希望这个特定点与其他点不同。
.loc[]
to select a specific point.loc[]
来选择特定点import numpy as np
import pandas as pd
import plotly.express as px
df = pd.DataFrame(
{
"x": np.random.uniform(1, 5, 200),
"y": np.random.uniform(2, 4, 200),
"cat": np.random.choice(["one", "two"], 200),
}
)
fig = px.scatter(df, x="x", y="y", color="cat")
fig.add_traces(
px.scatter(df.sample(1), x="x", y="y").update_traces(marker_size=20, marker_color="yellow").data
)
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