public function test_scenario1()
{
$data = array(array("predictions" => "./data/predictions_c.json", "method" => 0, "prediction" => "a", "confidence" => 0.450471270879), array("predictions" => "./data/predictions_c.json", "method" => 1, "prediction" => "a", "confidence" => 0.552021302649), array("predictions" => "./data/predictions_c.json", "method" => 2, "prediction" => "a", "confidence" => 0.403632421178), array("predictions" => "./data/predictions_r.json", "method" => 0, "prediction" => 1.55555556667, "confidence" => 0.400079152063), array("predictions" => "./data/predictions_r.json", "method" => 1, "prediction" => 1.59376845074, "confidence" => 0.248366474212), array("predictions" => "./data/predictions_r.json", "method" => 2, "prediction" => 1.55555556667, "confidence" => 0.400079152063));
foreach ($data as $item) {
print "\nSuccessfully computing predictions combinations\n";
$predictions = json_decode(file_get_contents($item["predictions"]));
print "Given I create a MultiVote for the set of predictions in file " . $item["predictions"] . "\n";
$multivote = new MultiVote($predictions);
print "When I compute the prediction with confidence using method " . $item["method"] . "\n";
$combined_results = $multivote->combine($item["method"], true);
print "And I compute the prediction without confidence using method " . $item["method"] . "\n";
$combined_results_no_confidence = $multivote->combine($item["method"]);
if ($multivote->is_regression()) {
print "Then the combined prediction is " . $item["prediction"] . "\n";
$this->assertEquals(round($combined_results[0], 6), round($item["prediction"], 6));
print "And the combined prediction without confidence is " . $item["prediction"] . "\n";
$this->assertEquals(round($combined_results_no_confidence, 6), round($item["prediction"], 6));
} else {
print "Then the combined prediction is " . $item["prediction"] . "\n";
$this->assertEquals($combined_results[0], $item["prediction"]);
print "And the combined prediction without confidence is " . $item["prediction"] . "\n";
$this->assertEquals($combined_results_no_confidence, $item["prediction"]);
}
print "And the confidence for the combined prediction is " . $item["confidence"] . "\n";
$this->assertEquals(round($combined_results[1], 6), round($item["confidence"], 6));
}
}
public function test_scenario1()
{
$data = array(array("predictions" => "./data/predictions_c.json", "method" => 0, "prediction" => "a", "confidence" => 0.450471270879), array("predictions" => "./data/predictions_c.json", "method" => 1, "prediction" => "a", "confidence" => 0.552021302649), array("predictions" => "./data/predictions_c.json", "method" => 2, "prediction" => "a", "confidence" => 0.403632421178), array("predictions" => "./data/predictions_r.json", "method" => 0, "prediction" => 1.55555556667, "confidence" => 0.400079152063), array("predictions" => "./data/predictions_r.json", "method" => 1, "prediction" => 1.59376845074, "confidence" => 0.248366474212), array("predictions" => "./data/predictions_r.json", "method" => 2, "prediction" => 1.55555556667, "confidence" => 0.400079152063));
foreach ($data as $item) {
$predictions = json_decode(file_get_contents($item["predictions"]));
$multivote = new MultiVote($predictions);
$combined_results = $multivote->combine($item["method"], true);
$combined_results_no_confidence = $multivote->combine($item["method"]);
if ($multivote->is_regression()) {
$this->assertEquals(round($combined_results[0], 6), round($item["prediction"], 6));
$this->assertEquals(round($combined_results_no_confidence, 6), round($item["prediction"], 6));
} else {
$this->assertEquals($combined_results[0], $item["prediction"]);
$this->assertEquals($combined_results_no_confidence, $item["prediction"]);
}
$this->assertEquals(round($combined_results[1], 6), round($item["confidence"], 6));
}
}
