count distinct constructor

Make a Transformation that computes a count of the number of unique, distinct records in data.

Usage

make_count_distinct(input_domain, input_metric, .TO = "int")

Arguments

input_domain

Domain of input data

input_metric

Metric on input domain

.TO

Output Type. Must be numeric.

Value

Transformation

Details

Required features: contrib

make_count_distinct in Rust documentation.

Citations:

• GRS12 Universally Utility-Maximizing Privacy Mechanisms

Supporting Elements:

• Input Domain: VectorDomain<AtomDomain<TIA>>

• Output Domain: SymmetricDistance

• Input Metric: AtomDomain<TO>

• Output Metric: AbsoluteDistance<TO>