Identifikasi Struktur Bawah Permukaan di Bagian Barat Surabaya Menggunakan Metode Spatial Autocorrelation (SPAC) Data Mikrotremor = Identification of Subsurface Structures in the Western Part of Surabaya Using the Spatial Autocorrelation (SPAC) Microtremor Data Method

Analisis Perbandingan Akurasi Long-Short Term Memory (LSTM) Model & Autoregressive Moving-Average (ARMA) Model Pada Return Portofolio Optimal Saham-Saham Indeks Kompas100 Periode Januari 2019 - Mei 2024 = Comparative Analysis of the Accuracy of Long-Short Term Memory (LSTM) Model & Autoregressive Moving-Average (ARMA) Model on Optimal Portfolio Returns for Kompas100 Index Shares for the Period January 2019 - May 2024

Masalah autokorelasi dalam model autoregresif tingkat satu.

Implementasi model runtun waktu dengan hybrid arima-ann menggunakan filter moving average pada peramalan nilai tukar dolar as terhadap rupiah = Implementation of time series modeling based on hybrid arima ann with moving average filter for forecasting exchange rate of usd to rupiah

Time series: data analysis and theory