$testData = [[0, 10], [1, 20], [2, 3], [3, 15], [4, 0]] $linear = new LinearRegression(); $linear->setSourceSequence($testData); $linear->calculate(); /** @var RegressionModel $regressionModel */ $regressionModel = $linear->getRegressionModel();

/** @var RegressionModel $regressionModel */ $regressionModel = Regression::Linear([[0, 10], [1, 20], [2, 3], [3, 15], [4, 0]]);

$exponential = new ExponentialRegression(); $exponential->setSourceSequence($testData); $exponential->calculate(); $regressionModel = $exponential->getRegressionModel();

$regressionModel = Regression::Exponential($testData);

$logarithmic = new LogarithmicRegression(); $logarithmic->setSourceSequence($testData); $logarithmic->calculate(); /** @var RegressionModel $regressionModel */ $regressionModel = $logarithmic->getRegressionModel();

$regressionModel = RegressionFactory::Logarithmic($testData);

$powerReg = new PowerRegression(); $powerReg->setSourceSequence($testData); $powerReg->calculate(); /** @var RegressionModel $regressionModel */ $regressionModel = $powerReg->getRegressionModel();

$regressionModel = RegressionFactory::Power($testData);