Mode¶

Running mode.

The mode is simply the most common value. An approximate mode can be computed by setting the number of first unique values to count.

Parameters¶

k – defaults to 25

Only the first k unique values will be included. If k equals -1, the exact mode is computed.

Attributes¶

name

Examples¶

>>> from river import stats

>>> X = ['sunny', 'cloudy', 'cloudy', 'rainy', 'rainy', 'rainy']
>>> mode = stats.Mode(k=2)
>>> for x in X:
...     print(mode.update(x).get())
sunny
sunny
cloudy
cloudy
cloudy
cloudy

>>> mode = stats.Mode(k=-1)
>>> for x in X:
...     print(mode.update(x).get())
sunny
sunny
cloudy
cloudy
cloudy
rainy

Methods¶

get

Return the current value of the statistic.

update

Update and return the called instance.

Parameters

x (numbers.Number)