Is Empty

This node calculates the fingerprint 'Emptiness'

For binary (bitvector) fingerprints, , this is 'true' is there are no set bits

For count (bytevector) fingerprints, this is 'true' if all counts are 0.

This node was developed by Vernalis Research. For feedback and more information, please contact knime@vernalis.com

Options

Select the fingerprint column
Select the incoming fingerprint column
Keep input columns
Keep the input fingerprint column in the output table?

Input Ports

Icon
Table of fingerprints. Acceptable fingerprint formats are SparseBitVector, DenseBitVector, SparseByteVector, DenseByteVector.

Output Ports

Icon
Output table with the 'emptiness' of the fingerprint. 'True' is no bits set or all counts are 0

Popular Predecessors

  • Row Filter14 %
  • Concatenate13 %
  • JSON Path13 %
  • Missing Value11 %
  • Variable to Table Row10 %
  • Rule-based Row Filter8 %
  • Empty Table Switch8 %
  • Try (Data Ports)5 %
  • Add Empty Rows3 %
  • File Reader2 %
  • List Files2 %
  • Table Creator2 %
  • RowID2 %
  • Rule Engine2 %
  • IF Switch2 %
  • String to Date/Time (legacy)2 %
  • Indigo Fingerprint2 %
  • CSV Reader2 %
  • Loop End2 %

Popular Successors

Views

This node has no views

Workflows

  • No workflows found

Links

Developers

You want to see the source code for this node? Click the following button and we’ll use our super-powers to find it for you.