TD_​Histogram

fastpath function to perform histogram calculation on a data set, which accepts either auto-generated bins, Equal-Width bins and Variable-Width bins, output <ColumnName, label, MinValue, MaxValue, CountOfValues, bin_percent>.

Options

GroupbyColumns

Specify the names of the InputTable columns that contain the group values for binning.

Inclusion

Specify whether to include points on bin boundaries in the bin on the left or the bin on the right. If only 1 value is specified, then it will be applied to all the target columns, else the number of Inclusion values must be equal to the number of target columns.

MethodType

Specify the MethodType which will be used for histogram computation. Supported MethodType are {STURGES, SCOTT, EQUAL-WIDTH, VARIABLE-WIDTH}.

NBins (integers seperated by new line)

Specify the integer value which will specify the number of ranges or bins. If only 1 value is specified, then it will be applied to all the target columns, else the number of NBins values must be equal to the number of target columns.

Output Schema

Output Schema, if Volatile is true then use user login as the schema.

Output Table

Output Table

VAL Location

VAL Location

TargetColumn

Specifies the input table columns for which histogram computation is to be done.

Volatile

Specifies whether the table should be a VOLATILE table. If true, then the table is automatically deleted, otherwise it is users responsibility to remove or clean it up for space.

Nodes

• String Configuration4 ×
• Table Row to Variable3 ×
• Column Filter Configuration2 ×
• Python Script2 ×
• Transpose2 ×
• Boolean Configuration1 ×
• Component Input1 ×
• Component Output1 ×
• DB Data Spec Extractor1 ×
• DB SQL Executor (Labs)1 ×
• DB Table Remover (Labs)1 ×
• DB Table Selector (Labs)1 ×
• Merge Variables1 ×
• Multiple Selection Configuration1 ×
• Single Selection Configuration1 ×

Extensions

• FeatureKNIME Base nodes
• FeatureKNIME Database
• FeatureKNIME Quick Forms

Links

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