Series.sample

danfo.Series.sample(num)   [source]
Parameters
Type
Description
Default
num
Int
The number of rows to return.
​
options
Object
seed: An integer specifying the random seed that will be used to create the distribution. Ensures reproducibility of generated samples. 
{
seed: 1
}
Returns:
       return {Promies} resolves to Series
Example
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const dfd = require("danfojs-node")
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​
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async function load_data() {
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  let data1 = [1, 2, 3, 4, 5, 620, 30, 40, 39, 89, 78];
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  let sf1 = new dfd.Series(data1);
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  let sample = await sf1.sample(5)
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  sample.print()
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}
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load_data()
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Output
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╔═══╤════╗
2
║ 2 │ 3  ║
3
╟───┼────╢
4
║ 4 │ 5  ║
5
╟───┼────╢
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║ 0 │ 1  ║
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╟───┼────╢
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║ 7 │ 40 ║
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╟───┼────╢
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║ 6 │ 30 ║
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╚═══╧════╝
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Specify a seed when sampling
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const dfd = require("danfojs-node")
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​
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async function load_data() {
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    let data1 = [1, 2, 3, 4, 5, 620, 30, 40, 39, 89, 78];
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    let sf1 = new dfd.Series(data1);
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    let sample = await sf1.sample(5, { seed: 2 })
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    sample.print()
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​
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}
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load_data()
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​
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Series.add

Series.tail

Last modified 24d ago

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Specify a seed when sampling