MODEL PREDIKSI PURCHASE INTENTION TIKTOK LIVE COMMERCE MENGGUNAKAN MACHINE LEARNING BERBASIS FAKTOR ATTITUDE, TRUST, DAN STREAMER INFLUENCE
Keywords:
TikTok Live Commerce, Purchase Intention, Machine Learning, Random Forest, Feature ImportanceAbstract
Perkembangan pesat live commerce di platform TikTok menciptakan ekosistem belanja interaktif, namun memprediksi niat beli (purchase intention) konsumen dari data persepsi survei tetap menjadi tantangan metodologis yang kompleks. Penelitian ini bertujuan merancang dan mengimplementasikan model prediksi purchase intention menggunakan algoritma Machine Learning klasifikasi berbasis faktor perilaku konsumen, yaitu Streamer Influence, Customer Trust, dan Customer Attitude. Pendekatan kuantitatif diterapkan menggunakan dataset dari 390 responden penonton live streaming kecantikan. Tahapan prapemrosesan mencakup transformasi target variabel berskala Likert menjadi label klasifikasi biner (0 = Tidak Beli, 1 = Beli) menggunakan pendekatan ambang batas statistik (Nilai Median). Pendekatan ini secara natural mengatasi bias ketidakseimbangan kelas tanpa manipulasi data sintetis. Evaluasi model dilakukan menggunakan algoritma Random Forest Classifier dengan penyesuaian bobot kelas (class weight). Hasil eksperimen komputasi menunjukkan model berhasil mencapai tingkat akurasi prediksi sebesar 62,82%. Selanjutnya, ekstraksi metrik Feature Importance mengungkapkan temuan krusial bahwa Streamer Influence merupakan prediktor paling dominan dalam memicu niat beli dengan tingkat pengaruh sebesar 45,75%, disusul oleh Customer Trust (29,33%) dan Customer Attitude (24,91%). Kesimpulannya, daya tarik dan kemampuan komunikasi persuasif dari streamer bertindak sebagai katalisator utama penentu konversi penjualan di ekosistem live commerce. Penelitian ini memvalidasi efektivitas Machine Learning dalam mengekstraksi pola perilaku konsumen nyata serta menyumbangkan wawasan manajerial bahwa strategi pemasaran harus memprioritaskan kualitas interaksi host untuk mendorong rasa percaya audiens.
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