The OpenD Programming Language

EntropyAccumulator

struct EntropyAccumulator (

T

Summation summation

) {

T xlog(T x) via import mir.math.internal.xlogy : xlog;;

enum bool hasShape(R); via import mir.primitives : hasShape;;

enum bool isIterable(T); via import std.traits : isIterable;;

Summator!(T, summation) summator;

void put(Range r);

void put(T x);

void put(EntropyAccumulator!(U, summation) e);

}

Members

Functions

entropy F entropy()
put void put(Range r)
put void put(T x)
put void put(EntropyAccumulator!(U, summation) e)

Variables

summator Summator!(T, summation) summator;

Examples

test basic functionality

import mir.math.common: approxEqual;
import mir.ndslice.slice: sliced;

EntropyAccumulator!(double, Summation.pairwise) x;
x.put([0.1, 0.2, 0.3].sliced);
assert(x.entropy.approxEqual(-0.913338));
x.put(0.4);
assert(x.entropy.approxEqual(-1.279854));

Meta

Source

See Implementation