update forward chaining diambil dari database
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Prayoga K. I.
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@ -3,124 +3,15 @@
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namespace App\Services;
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use App\Models\Penyakit;
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use Illuminate\Support\Facades\DB;
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class ForwardChainingService
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{
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/**
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* Data rules untuk forward chaining
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*/
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private $rules = [
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['id' => 1, 'penyakit_id' => 1, 'kode' => 'R1', 'gejala_ids' => [12, 18, 6, 7]],
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['id' => 2, 'penyakit_id' => 2, 'kode' => 'R2', 'gejala_ids' => [13, 6, 7]],
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['id' => 3, 'penyakit_id' => 3, 'kode' => 'R3', 'gejala_ids' => [11, 6, 7]],
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['id' => 4, 'penyakit_id' => 4, 'kode' => 'R4', 'gejala_ids' => [12, 23, 6]],
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['id' => 5, 'penyakit_id' => 5, 'kode' => 'R5', 'gejala_ids' => [1, 10, 14, 22]],
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['id' => 6, 'penyakit_id' => 6, 'kode' => 'R6', 'gejala_ids' => [23, 6, 9]],
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['id' => 7, 'penyakit_id' => 7, 'kode' => 'R7', 'gejala_ids' => [15, 24, 20]],
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['id' => 8, 'penyakit_id' => 8, 'kode' => 'R8', 'gejala_ids' => [9, 24, 20]],
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['id' => 9, 'penyakit_id' => 9, 'kode' => 'R9', 'gejala_ids' => [1, 2, 25]],
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['id' => 10, 'penyakit_id' => 10, 'kode' => 'R10', 'gejala_ids' => [5, 19, 25]],
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];
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/**
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* Mapping gejala kode ke ID
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* Digunakan untuk konversi dari kode gejala ke gejala_id di database
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*/
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private $gejalaKodeMap = [
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'G01' => 1,
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'G02' => 2,
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'G03' => 3,
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'G04' => 4,
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'G05' => 5,
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'G06' => 6,
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'G07' => 7,
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'G08' => 8,
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'G09' => 9,
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'G10' => 10,
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'G11' => 11,
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'G12' => 12,
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'G13' => 13,
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'G14' => 14,
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'G15' => 15,
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'G16' => 16,
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'G17' => 17,
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'G18' => 18,
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'G19' => 19,
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'G20' => 20,
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'G21' => 21,
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'G22' => 22,
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'G23' => 23,
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'G24' => 24,
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'G25' => 25,
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];
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/**
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* Data relasi penyakit-gejala dengan CF pakar
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*/
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private $penyakitGejala = [
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// R1: P01 - G12 AND G18 AND G06 AND G07
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['penyakit_id' => 1, 'gejala_id' => 12, 'cf_pakar' => 1.0],
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['penyakit_id' => 1, 'gejala_id' => 18, 'cf_pakar' => 0.8],
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['penyakit_id' => 1, 'gejala_id' => 6, 'cf_pakar' => 0.6],
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['penyakit_id' => 1, 'gejala_id' => 7, 'cf_pakar' => 0.8],
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// R2: P02 - G13 AND G06 AND G07
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['penyakit_id' => 2, 'gejala_id' => 13, 'cf_pakar' => 1.0],
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['penyakit_id' => 2, 'gejala_id' => 6, 'cf_pakar' => 0.6],
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['penyakit_id' => 2, 'gejala_id' => 7, 'cf_pakar' => 0.8],
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// R3: P03 - G11 AND G06 AND G07
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['penyakit_id' => 3, 'gejala_id' => 11, 'cf_pakar' => 1.0],
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['penyakit_id' => 3, 'gejala_id' => 6, 'cf_pakar' => 0.6],
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['penyakit_id' => 3, 'gejala_id' => 7, 'cf_pakar' => 0.8],
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// R4: P04 - G12 AND G23 AND G06
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['penyakit_id' => 4, 'gejala_id' => 12, 'cf_pakar' => 1.0],
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['penyakit_id' => 4, 'gejala_id' => 23, 'cf_pakar' => 0.8],
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['penyakit_id' => 4, 'gejala_id' => 6, 'cf_pakar' => 0.6],
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// R5: P05 - G01 AND G10 AND G14 AND G22
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['penyakit_id' => 5, 'gejala_id' => 1, 'cf_pakar' => 1.0],
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['penyakit_id' => 5, 'gejala_id' => 10, 'cf_pakar' => 0.8],
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['penyakit_id' => 5, 'gejala_id' => 14, 'cf_pakar' => 0.8],
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['penyakit_id' => 5, 'gejala_id' => 22, 'cf_pakar' => 0.8],
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// R6: P06 - G23 AND G06 AND G09
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['penyakit_id' => 6, 'gejala_id' => 23, 'cf_pakar' => 1.0],
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['penyakit_id' => 6, 'gejala_id' => 6, 'cf_pakar' => 0.6],
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['penyakit_id' => 6, 'gejala_id' => 9, 'cf_pakar' => 0.6],
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// R7: P07 - G15 AND G24 AND G20
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['penyakit_id' => 7, 'gejala_id' => 15, 'cf_pakar' => 1.0],
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['penyakit_id' => 7, 'gejala_id' => 24, 'cf_pakar' => 0.8],
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['penyakit_id' => 7, 'gejala_id' => 20, 'cf_pakar' => 0.6],
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// R8: P08 - G09 AND G24 AND G20
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['penyakit_id' => 8, 'gejala_id' => 9, 'cf_pakar' => 1.0],
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['penyakit_id' => 8, 'gejala_id' => 24, 'cf_pakar' => 0.8],
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['penyakit_id' => 8, 'gejala_id' => 20, 'cf_pakar' => 0.6],
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// R9: P09 - G01 AND G02 AND G25
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['penyakit_id' => 9, 'gejala_id' => 1, 'cf_pakar' => 1.0],
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['penyakit_id' => 9, 'gejala_id' => 2, 'cf_pakar' => 0.8],
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['penyakit_id' => 9, 'gejala_id' => 25, 'cf_pakar' => 0.8],
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// R10: P10 - G05 AND G19 AND G25
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['penyakit_id' => 10, 'gejala_id' => 5, 'cf_pakar' => 1.0],
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['penyakit_id' => 10, 'gejala_id' => 19, 'cf_pakar' => 0.8],
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['penyakit_id' => 10, 'gejala_id' => 25, 'cf_pakar' => 0.8],
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];
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/**
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* Decision Tree - Struktur hierarki untuk diagnosis
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* Mengorganisasi gejala dan rules dalam bentuk pohon keputusan
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*/
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private $decisionTree = [
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'root' => [
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'name' => 'Diagnosis Jamur Tiram',
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'primary_symptoms' => [1, 6, 9, 12, 13, 15], // Gejala utama untuk initial split
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'primary_symptoms' => [1, 6, 9, 12, 13, 15],
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'branches' => [
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// Branch 1: Gejala 12 (G12 - Bintik noda hijau)
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[
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'symptom_id' => 12,
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'name' => 'Bintik Noda Hijau',
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@ -128,16 +19,15 @@ class ForwardChainingService
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[
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'symptom_id' => 18,
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'name' => 'Noda Hijau di Daun',
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'penyakit_ids' => [1] // R1: P01 - Trichoderma
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'penyakit_ids' => [1]
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],
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[
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'symptom_id' => 23,
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'name' => 'Warna Coklat pada Miselium',
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'penyakit_ids' => [4] // R4: P04 - Penicilium
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'penyakit_ids' => [4]
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]
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]
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],
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// Branch 2: Gejala 13 (G13 - Tepung orange)
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[
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'symptom_id' => 13,
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'name' => 'Tepung Orange pada Baglog',
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@ -145,11 +35,10 @@ class ForwardChainingService
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[
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'symptom_id' => 6,
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'name' => 'Pertumbuhan Lambat',
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'penyakit_ids' => [2] // R2: P02 - Neurospora
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'penyakit_ids' => [2]
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]
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]
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],
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// Branch 3: Gejala 11 (G11 - Noda hitam)
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[
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'symptom_id' => 11,
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'name' => 'Noda Hitam pada Baglog',
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@ -157,11 +46,10 @@ class ForwardChainingService
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[
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'symptom_id' => 6,
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'name' => 'Pertumbuhan Lambat',
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'penyakit_ids' => [3] // R3: P03 - Mucor
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'penyakit_ids' => [3]
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]
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]
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],
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// Branch 4: Gejala 1 (G01 - Membusuk)
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[
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'symptom_id' => 1,
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'name' => 'Jamur Tiram Membusuk',
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@ -169,16 +57,15 @@ class ForwardChainingService
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[
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'symptom_id' => 10,
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'name' => 'Bau Menyengat',
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'penyakit_ids' => [5] // R5: P05 - Pseudomonas
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'penyakit_ids' => [5]
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],
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[
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'symptom_id' => 2,
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'name' => 'Jamur Tiram Keriput',
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'penyakit_ids' => [9] // R9: P09 - Lalat
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'penyakit_ids' => [9]
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]
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]
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],
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// Branch 5: Gejala 23 (G23 - Warna coklat miselium)
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[
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'symptom_id' => 23,
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'name' => 'Warna Coklat pada Miselium',
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@ -186,11 +73,10 @@ class ForwardChainingService
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[
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'symptom_id' => 9,
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'name' => 'Baglog Rusak',
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'penyakit_ids' => [6] // R6: P06 - Chaetomium
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'penyakit_ids' => [6]
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]
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]
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],
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// Branch 6: Gejala 15 (G15 - Warna biru)
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[
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'symptom_id' => 15,
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'name' => 'Warna Biru pada Ujung Jamur',
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@ -198,11 +84,10 @@ class ForwardChainingService
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[
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'symptom_id' => 24,
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'name' => 'Kerusakan Tubuh Buah',
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'penyakit_ids' => [7] // R7: P07 - Coprinus
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'penyakit_ids' => [7]
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]
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]
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],
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// Branch 7: Gejala 9 (G09 - Baglog rusak)
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[
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'symptom_id' => 9,
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'name' => 'Baglog Rusak',
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@ -210,11 +95,10 @@ class ForwardChainingService
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[
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'symptom_id' => 20,
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'name' => 'Jamur Rontok',
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'penyakit_ids' => [8] // R8: P08 - Tikus
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'penyakit_ids' => [8]
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]
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]
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],
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// Branch 8: Gejala 5 (G05 - Tumbuh kecil)
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[
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'symptom_id' => 5,
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'name' => 'Jamur Tumbuh Kecil',
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@ -222,7 +106,7 @@ class ForwardChainingService
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[
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'symptom_id' => 19,
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'name' => 'Perakaran Lembek',
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'penyakit_ids' => [10] // R10: P10 - Tungau
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'penyakit_ids' => [10]
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]
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]
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]
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@ -230,26 +114,16 @@ class ForwardChainingService
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]
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];
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/**
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* Get decision tree structure
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*/
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public function getDecisionTree(): array
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{
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return $this->decisionTree;
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}
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/**
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* Get primary symptoms untuk starting diagnosis
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*/
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public function getPrimarySymptoms(): array
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{
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return $this->decisionTree['root']['primary_symptoms'];
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}
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/**
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* Traverse decision tree berdasarkan selected gejala
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* Mengembalikan branch yang cocok dan possible penyakit
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*/
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public function traverseDecisionTree(array $selectedGejalaIds): array
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{
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$matching = [];
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@ -268,9 +142,6 @@ public function traverseDecisionTree(array $selectedGejalaIds): array
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return $matching;
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}
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/**
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* Extract possible penyakit IDs dari branch
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*/
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private function extractPenyakitFromBranch(array $branch, array $selectedGejalaIds): array
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{
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$penyakitIds = [];
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@ -292,21 +163,19 @@ private function extractPenyakitFromBranch(array $branch, array $selectedGejalaI
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return array_unique($penyakitIds);
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}
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/**
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* Mencari penyakit berdasarkan gejala menggunakan AND logic.
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* Semua gejala dalam rule harus terpenuhi (exact match).
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*
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* @param array $selectedGejalaIds Array ID gejala yang dipilih user
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* @return array Array of Penyakit models
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*/
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public function findMatchingDiseases(array $selectedGejalaIds): array
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{
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$rules = DB::table('penyakit_gejala')
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->select('penyakit_id', 'gejala_id')
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->get()
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->groupBy('penyakit_id')
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->map(function ($group) {
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return $group->pluck('gejala_id')->toArray();
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});
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$matchingPenyakitIds = [];
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// Exact AND match dengan rule (semua gejala rule harus terpenuhi)
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foreach ($this->rules as $rule) {
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$ruleGejalaIds = $rule['gejala_ids'] ?? [];
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foreach ($rules as $penyakitId => $ruleGejalaIds) {
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$match = true;
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foreach ($ruleGejalaIds as $gejalaId) {
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if (!in_array($gejalaId, $selectedGejalaIds)) {
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@ -316,7 +185,7 @@ public function findMatchingDiseases(array $selectedGejalaIds): array
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}
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if ($match) {
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$matchingPenyakitIds[] = $rule['penyakit_id'];
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$matchingPenyakitIds[] = $penyakitId;
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}
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}
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