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<?php |
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/** |
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* Klass Prediktera. |
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* @author Niklas Dougherty |
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*/ |
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declare(strict_types=1); |
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namespace Tips\Moduler\FANN; |
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/** |
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* Klass Prediktera. |
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*/ |
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class Prediktera extends Preferenser { |
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/** |
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* @var resource $fann |
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*/ |
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public $fann; |
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/** |
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* @var float[] $rådata |
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*/ |
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public array $rådata = NOLLRAD; |
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/** |
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* @var string[] $utdata |
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*/ |
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public array $utdata = TOMRAD; |
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protected bool $exists_fann = false; // huruvida anslutning till FANN existerar |
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protected int $fann_rätt = 0; |
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protected int $halvgarderingar = 0; |
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/** |
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* Beräkna FANN-rad för aktuella sannolikheter. |
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*/ |
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protected function prediktera(): void { |
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if ($this->exists_fann) { |
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foreach ($this->odds->sannolikheter as $index => $o_sannolikhet) { |
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$s_sannolikhet = $this->streck->sannolikheter[$index]; |
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/** |
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* FANN-modellen består av en kombination av streck och odds. |
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*/ |
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$res = fann_run( |
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$this->fann, |
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[$o_sannolikhet[0], |
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$s_sannolikhet[0], |
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$o_sannolikhet[1], |
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$s_sannolikhet[1], |
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$o_sannolikhet[2], |
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$s_sannolikhet[2]] |
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); |
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$this->rådata[$index] = $res[0]; |
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} |
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$this->utdata = $this->beräkna_utdata($this->rådata, $this->limiter); |
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$this->halvgarderingar = array_sum( |
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array_map(fn ($str): int => count(str_split($str)) - 1, $this->utdata) |
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); |
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$this->fann_rätt = $this->fann_rätt($this->utdata, $this->utdelning->tipsrad_012); |
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} |
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} |
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/** |
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* Beräkna utdata. |
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* @param float[] $rådata |
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* @param float[] $limiter |
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* @return string[] |
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*/ |
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public function beräkna_utdata(array $rådata, array $limiter): array { |
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$utdata = TOMRAD; |
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$sort = $rådata; |
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asort($sort); |
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$sort = array_slice($sort, 0, 3, true); |
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/** |
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* Spik eller halvgardering bestäms av resultatet av FANN-körningen. |
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*/ |
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foreach ($rådata as $index => $värde) { |
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$utdata[$index] = match (true) { |
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$värde < $limiter[0] => '0', // 1 |
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$värde < $limiter[1] => '01', // 1X |
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$värde < $limiter[2] => '12', // X2 |
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default => '2', // 2 |
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}; |
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} |
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return $utdata; |
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} |
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/** |
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* Beräkna antal rätt för FANN-rad. |
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* @param string[] $utdata |
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*/ |
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protected function fann_rätt(array $utdata, string $tipsrad_012): int { |
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return ($tipsrad_012 === '') ? 0 : antal_rätt($utdata, $tipsrad_012); |
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} |
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/** |
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* Beräkna antal rader som täcks av helgarderingar givna av FANN. |
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*/ |
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protected function beräkna_rader(int $fann_min): int { |
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for ($index = $fann_min, $antal_rader = 0; $index <= MATCHANTAL; $index++) { |
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$antal_rader += UTFALL_PER_HALVGARDERINGAR[$this->halvgarderingar][$index]; |
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} |
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return $antal_rader; |
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} |
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} |
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dougherty-dev /
Tips
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