NodeSpark Statistics

Visualizer

This node computes summary statistics for the selected input columns using the MLlib Statistics package.

Computed statistics:

  • Minimum value
  • Maximum value
  • Sample mean
  • Sample variance
  • L1 norm
  • L2 norm
  • Number of nonzero elements
  • Number of zero elements
  • Row count
Input ports
  1. Spark DataFrame/RDD to compute Type: Spark Data
    Spark DataFrame/RDD to compute statistics for.
Output ports
  1. Statistics table Type: Data
    Table with numeric values.