DataFrameStatFunctions.FreqItems Method
Definition
Important
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Overloads
| FreqItems(IEnumerable<String>) |
Finding frequent items for columns, possibly with false positives with a default support of 1%. |
| FreqItems(IEnumerable<String>, Double) |
Finding frequent items for columns, possibly with false positives. |
FreqItems(IEnumerable<String>)
Finding frequent items for columns, possibly with false positives with a default support of 1%.
public Microsoft.Spark.Sql.DataFrame FreqItems(System.Collections.Generic.IEnumerable<string> columnNames);member this.FreqItems : seq<string> -> Microsoft.Spark.Sql.DataFramePublic Function FreqItems (columnNames As IEnumerable(Of String)) As DataFrameParameters
- columnNames
- IEnumerable<String>
Column names
Returns
DataFrame object
Applies to
FreqItems(IEnumerable<String>, Double)
Finding frequent items for columns, possibly with false positives.
public Microsoft.Spark.Sql.DataFrame FreqItems(System.Collections.Generic.IEnumerable<string> columnNames, double support);member this.FreqItems : seq<string> * double -> Microsoft.Spark.Sql.DataFramePublic Function FreqItems (columnNames As IEnumerable(Of String), support As Double) As DataFrameParameters
- columnNames
- IEnumerable<String>
Column names
- support
- Double
The minimum frequency for an item to be considered frequent. Should be greater than 1e-4.
Returns
DataFrame object