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Laporan praktikum Machine Learning yang membahas Decision Tree untuk klasifikasi menggunakan metode Classification and Regression Tree (CART)
DECISION TREE (LAPORAN PRAKTIKUM II MACHINE LEARNING)
Analisis ini membahas penerapan Decision Tree Regression pada dataset Hitters untuk memprediksi nilai Salary pemain bisbol berdasarkan variabel prediktor. Tahapan analisis meliputi pemeriksaan dan penanganan missing value, pembagian data latih dan data uji, pembentukan serta visualisasi pohon regresi, identifikasi variable importance, dan evaluasi model menggunakan Mean Squared Error (MSE). Selanjutnya, dilakukan pruning berdasarkan nilai Complexity Parameter (CP) terbaik untuk menyederhanakan struktur pohon dan membandingkan kinerja model sebelum dan sesudah pemangkasan.
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