This node calculates the cardinality of a fingerprint.

For binary (BitVector) fingerprints, this is the number of set bits.

For count (ByteVector) fingerprints, this is the number of bits with a non-zero count.

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

Input Ports

  1. Type: Data
    Input table containing a fingerprint column. Acceptable fingerprint formats are SparseBitVector, DenseBitVector, SparseByteVector, DenseByteVector.

Output Ports

  1. Type: Data
    Output table with the cardinalities of the fingerprints


This node is part of the extension

Vernalis KNIME Nodes


Short Link

Drag node into KNIME Analytics Platform