simpleLinearRegression

A linear regression model with a single explanatory variable.

sumType!YRange[2] simpleLinearRegression(XRange x, YRange y)
template simpleLinearRegression(Summation summation = Summation.kbn)
@safe
@fmamath
sumType!YRange[2]
simpleLinearRegression
(
XRange
YRange
)
(
XRange x
,
YRange y
)
if (
isInputRange!XRange &&
isInputRange!YRange
&&
!(
isArray!XRange &&
isArray!YRange
)
&&
isFloatingPoint!(sumType!YRange)
)
sumType!(Y[])[2] simpleLinearRegression(X[] x, Y[] y)
template simpleLinearRegression(string summation)

Members

Functions

simpleLinearRegression sumType!YRange[2] simpleLinearRegression(XRange x, YRange y)
sumType!(Y[])[2] simpleLinearRegression(X[] x, Y[] y)

Examples

import mir.math.common: approxEqual;
static immutable x = [0, 1, 2, 3];
static immutable y = [-1, 0.2, 0.9, 2.1];
auto params = x.simpleLinearRegression(y);
assert(params[0].approxEqual(-0.95)); // shift
assert(params[1].approxEqual(1)); // slope

simpleLinearRegression

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