StreamQuantileUtils class

Approximate percentile from a stream of values (single pass, fixed memory).

Constructors

StreamQuantileUtils(double p)
Creates an estimator for the quantile at p, where p ranges from 0 to 1 (e.g. 0.5 for the median).

Properties

hashCode → int
The hash code for this object.
no setterinherited
p → double
The target quantile in the range 0 to 1.
no setter
quantile → double
Current approximate quantile at p (e.g. median when p is 0.5).
no setter
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited

Methods

add(num value) → void
Feeds value into the estimator for inclusion in the quantile estimate.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
toString() → String
A string representation of this object.
override

Operators

operator ==(Object other) → bool
The equality operator.
inherited