Expertise
Statistics, Data Science, & Machine Learning.
Profil Dosen
Christopher Andreas, adalah dosen tetap Program Studi Informatika, Fakultas Teknologi Informasi, Universitas Ciputra, sekaligus peneliti, konsultan, dan analis data independen. Bidang keahliannya mencakup statistika, analisis data, pemodelan statistika, probabilitas, data science, dan machine learning, dengan minat utama pada time series analysis, structural equation modelling, dan spatial analysis. Ia berpengalaman mengajar serta menjadi pemateri dalam berbagai pelatihan pengolahan data di sejumlah universitas. Kontribusi akademiknya meliputi publikasi ilmiah nasional dan internasional, kegiatan penelitian, serta pengabdian kepada masyarakat di bidang statistika dan teknologi.
Pencapaian Utama
- Best Presenter pada International Conference on Informatics and Computational Sciences—ICICOS 2025, Universitas Diponegoro (2025).
- Best Lecturer in Teaching-Learning Innovation, Universitas Ciputra (2025).
- Lulusan terbaik Program Magister Institut Teknologi Sepuluh Nopember pada Wisuda Periode 129 (2024).
- Best Paper pada International Conference on Data Science and Emerging Technologies (2023).
- Best Presenter pada International Conference on Data Science and Emerging Technologies (2023).
- The Best Presenter pada International Conference on Mathematics, Computational Sciences, and Statistics 2022, Universitas Airlangga (2022).
- Wisudawan Berprestasi Periode Maret 2022, Universitas Airlangga (2022).
- The Best Paper pada The 5th International Conference on Computing, Mathematics, and Statistics, Universiti Teknologi MARA Kedah Branch, Malaysia (2021).
- Juara I Sebelas Maret Statistics Writing Competition, Universitas Sebelas Maret (2021).
- Juara II Lomba Karya Tulis Ilmiah Jambore Statistika X, Universitas Mulawarman (2021).
- Juara II Unsika National Innovation Challenge bidang Documentary Video Competition, Universitas Singaperbangsa Karawang (2021).
- Juara III Airlangga Bidikmisi Award, Universitas Airlangga (2021).
- Ketua Peneliti Program Kreativitas Mahasiswa Riset Sosial Humaniora yang didanai Kemdikbud-Ristek (2021).
- Juara II Mahasiswa Berprestasi Fakultas Sains dan Teknologi, Universitas Airlangga (2020).
- Sepuluh Karya Terbaik Lomba Esai Tingkat Nasional Adikarya Negeri, Universitas Pendidikan Indonesia (2020).
- Pemenang Olimpiade Sains Universitas Airlangga Bidang Matematika (2018).
- Lulusan terbaik SMA Katolik Stella Maris Surabaya (2018).
- Certified Data Science Specialist.
- Sertifikasi Ahli Statistika, LSP UNAIR, Nomor 00000 2120 6 0000009 2021.
- Sertifikasi Konsultan Analisis Data, LSP UNAIR, Nomor M 346 00010 2021.
- Sertifikasi Auditor Internal.
Riwayat Pendidikan
- 2022–2024: Magister Statistika (Master of Statistics), Institut Teknologi Sepuluh Nopember (ITS), IPK 4,00.
- 2018–2022: Sarjana Statistika (Bachelor of Statistics), Universitas Airlangga (UNAIR), IPK 3,93.
- 2015–2018: SMA Katolik Stella Maris Surabaya.
Riwayat Profesional
- 2024–Sekarang: Dosen Tetap Program Studi Informatika, Fakultas Teknologi Informasi, Universitas Ciputra.
- 2022–Sekarang: Konsultan dan analis data independen dalam layanan pengolahan data, analisis data, dan pelatihan statistika.
- 2026: Juri/Tim Penilai Airlangga Statistics Essay Competition tingkat nasional, Himasta Universitas Airlangga.
- 2026: Juri/Tim Penilai Lomba Data Science SPARC tingkat nasional, Universitas Ciputra.
- 2025: Juri/Tim Penilai Airlangga Statistics Essay Competition tingkat nasional, Himasta Universitas Airlangga.
- 2024: Juri/Tim Penilai Airlangga Statistics Essay Competition tingkat nasional, Himasta Universitas Airlangga.
- 2024: Pemateri International Webinar on Statistical Techniques: Structural Equation Modeling, Mindanao State University Main Campus Marawi City, Filipina.
- 2021–2023: Asisten Dosen Statistika, Universitas Airlangga, untuk mata kuliah Probabilitas, Statistika Matematika I, Proses Stokastik, Time Series Analysis, Kalkulus Statistika, dan Aljabar Statistika.
- 2023: Juri/Tim Penilai Airlangga Statistics Infographic Competition tingkat nasional, Himasta Universitas Airlangga.
- 2023: Ketua Tim Pengumpulan dan Analisis Data, Proyek Real Demand Survey PDAM Surya Sembada Surabaya.
- 2023: Pemateri Program Pengaplikasian dan Pembekalan Manajemen Organisasi, Himasta Universitas Airlangga.
- 2023: Pemateri kegiatan Pendidikan Emosional dan Pengembangan Karakter bertema “Outstanding Scientist”, Universitas Airlangga.
- 2022: Pemateri Webinar Peningkatan IKU 1 FST bertema “Become The Next Scholarship Awardee”, Universitas Airlangga.
- 2022: Pemateri Science and Technology Competition Awards, Universitas Airlangga.
- 2022: Pemateri pelatihan “Learning The Basic Programming and Application of R”, Universitas Airlangga.
- 2022: Pemateri pendampingan Statistika Ria dan Festival Sains Data bertema “Introduction Time Series with R”, Universitas Brawijaya.
- 2022: Pemateri kegiatan “Parameter 2022”, Universitas Airlangga.
- 2022: Pemateri kegiatan Pendidikan Emosional dan Pengembangan Karakter bertema “Melihat Peluang dan Potensi Diri di Prodi Statistika”, Universitas Airlangga.
- 2022: Pemateri Workshop Manajemen Perusahaan “Pelatihan Statistika ANOVA”, Universitas Airlangga.
- 2022: Pemateri pelatihan SmartPLS “Introduction Structural Equation Modeling-Partial Least Square (SEM-PLS)”, Universitas Airlangga.
- 2022: Pemateri Focus Group Discussion “Redeeming Statistics”, Perkantas Kota Surabaya.
- 2021: Pemateri pelatihan “Develop Data Processing Skills with SEM-PLS”, Universitas Airlangga.
- 2021: Pemateri pelatihan “Introduction Structural Equation Modeling (SEM)”, Tekno Sains ITS Surabaya.
- 2021: Pemateri kegiatan Pendidikan Emosional dan Pengembangan Karakter bertema “Peran Mahasiswa”, Universitas Airlangga.
- 2021: Pendamping pemateri pelatihan “Basic Programming and Application of Phyton”, Universitas Airlangga.
- 2021: Pendamping pemateri Workshop “Pemrograman R”, UIN Sunan Kalijaga Yogyakarta.
- 2021: Pendamping pemateri pelatihan “Structural Equation Modeling dengan SmartPLS”, All Stat Surabaya.
- 2020: Pendamping pemateri Workshop Olah Data “Pemodelan Multivariat di Bidang Sosial dan Ekonomi”, Universitas Airlangga.
Penelitian dan Buku yang Diterbitkan
- 2026: “Benchmarking Time Series Forecasting Models on Seasonal and Non-Seasonal Data: A Case Study of PM10 Air Pollution and IDX Composite.” IEEE Conference Proceedings.
- 2026: “ViolenceVIT-TM: A Hybrid EfficientViT–LSTM Architecture for Video-Based Violence Detection.” IEEE Conference Proceedings.
- 2026: “Multi-Task Transformer-Based Aspect Sentiment Analysis for Indonesian Energy and Mining Discourse.” IEEE Conference Proceedings.
- 2026: “Ontix: Blockchain-Based NFT Decentralized e-Ticketing Development.” Teknika.
- 2026: “Utilizing support vector regression to forecast premium adequacy in Indonesia’s insurance sector.” AIP Conference Proceedings.
- 2026: “Peramalan Inflasi dan Harga Minyak Mentah dengan Pendekatan Hybrid Statistika-Machine Learning dan Statistika-Deep Learning.” Jurnal Sistem Informasi Triguna Dharma.
- 2026: “Perbandingan Pendekatan Statistika dan Machine Learning dalam Peramalan Data Time Series.” Jurnal Sistem Informasi Triguna Dharma.
- 2025: “Hybrid Statistical and Machine Learning Approach for Forecasting the Global Food Price Index Based on Oil Prices.” IEEE Conference Proceedings.
- 2025: “Multi Channel Fusion Framework for Tomato Leaf Disease Classification Using Modified Cnn Backbones and Preprocessing Aware Input Design.” IEEE Conference Proceedings.
- 2025: “Public Sentiment on Mining and Energy Development in Indonesia: A Hybrid Machine Learning Perspective.” IEEE Conference Proceedings.
- 2025: “Machine Learning Approaches for Predicting Seasonal Stock Trends.” Indonesian Journal of Computing and Cybernetics Systems.
- 2024: “A Multivariate Regression with Time Series Error in Forecasting Jakarta Composite Index and Stock Prices of Banking Industry in Indonesia by Considering COVID-19 Effect.” International Journal of Technology.
- 2024: “Algorithms for Fitting the Space-Time ETAS Model to Earthquake Catalog Data: A Comparative Study.” Journal of Agricultural, Biological and Environmental Statistics.
- 2024: “Modeling Earthquake Catalog in Sumatra by Space-Time Epidemic-Type Aftershock Sequences Model: Combining Davidon-Fletcher-Powell and Stochastic Declustering Algorithm.” Lecture Notes on Data Engineering and Communication Technologies, Springer.
- 2023: “Forecasting The Volume of Electronic Money Transactions Using ARIMAX-GARCH Model and Support Vector Regression.” AIP Conference Proceedings.
- 2023: “Accounting the US-China Trade War and COVID-19 Effects in Forecasting Gold Price Using ARIMAX-GARCH Model.” AIP Conference Proceedings.
- 2023: “COVID-19 Risk Modeling in East Java Using Geographically Weighted Logistic Regression Approach.” AIP Conference Proceedings.
- 2022: “Comparison Study Using ARIMAX and VARX in Cash Flow Forecasting.” AIP Conference Proceedings.
- 2022: “Comparison Study of Transfer Function and Artificial Neural Network For Cash Flow Analysis at Bank Rakyat Indonesia.” International Journal of Electrical and Computer Engineering.
- 2022: “Forecasting Premium Adequacy to Claim Paid Ratio in Life Insurance Industry with COVID-19 Effect Using Multilayer Perceptron Neural Network.” AIP Conference Proceedings.
- 2022: “Application of The Hierarchical Cluster Method in Analyzing The Characteristics of Parenting Patterns for Early Childhood in Indonesia.” International Journal of Academic and Applied Research.
- 2022: “Pemodelan Prevalensi Penyakit Kusta di Jawa Timur dengan Pendekatan Geographically Weighted Regression.” Jurnal Aplikasi Statistika & Komputasi Statistik.
- 2022: “The Modelling of Earthquake Magnitude in The Southern Part of Java Island Using Geographically Weighted Regression.” Communications in Mathematical Biology and Neuroscience.
- 2021: “Penerapan Model ARIMAX-GARCH dalam Pemodelan dan Peramalan Volume Transaksi Uang Elektronik di Indonesia.” Journal of Mathematics Education, Science, and Technology.
- 2021: “Peningkatan Kualitas Guru SMP di Kabupaten Kediri dalam Penyusunan Soal AKM Melalui Pendampingan Intensif.” Journal of Mathematics Education, Science, and Technology.
- 2021: “Peningkatan Kompetensi Guru SMA/MA di Kecamatan Bungah dalam Sistem Pembelajaran Daring Menggunakan Learning Management System Menuju Terbentuknya Sekolah Digital.” Journal of Mathematics Education, Science, and Technology.
- 2021: “Analisis Hubungan Media Sosial dan Media Massa dalam Penyebaran Berita Hoaks Berdasarkan Structural Equation Modeling-Partial Least Square.” Journal of Mathematics Education, Science, and Technology.
- 2021: “The Impact of US-China Trade War in Forecasting The Gold Price Using ARIMAX Model.” AIP Conference Proceedings.
- 2021: “Does US-China Trade War Affect The Brent Crude Oil Price? An ARIMAX Forecasting Approach.” AIP Conference Proceedings.
- 2021: “Forecasting Gold and Oil Prices Considering US-China Trade War Using Vector Autoregressive with Exogenous Input.” AIP Conference Proceedings.
- 2021: “Forecasting The Jakarta Composite Index (JCI) Value During The COVID-19 Pandemic Using Comparison of The ARIMA Model and The Nonparametric Regression Model with Fourier Series Estimator.” International Journal of Academic and Applied Research.
- 2021: “Analysis of Community Perception to Mass COVID-19 Vaccination Plan in Indonesia Using Contingency Tables.” International Journal of Academic and Applied Research.
- 2021: “Analysis of The Effect of Hoax News Development in Indonesia Using Structural Equation Modeling-Partial Least Square.” The 5th International Conference on Computing, Mathematics, and Statistics.
- 2021: “Clustering of Districts and Cities in Indonesia Based on Poverty Indicators Using The K-Means Method.” The 5th International Conference on Computing, Mathematics, and Statistics.
- 2021: “Analyzing The Effect of BI 7-Days Repo Rate on The Jakarta Composite Index Using Nonparametric Regression Approaches Based on Least Square Spline Estimator.” Jurnal Matematika, Statistika & Komputasi.
- 2021: “Classification of Minimarkets Based on Compliance Level with Health Protocols Using A Comparison of Hierarchic and Non-Hierarchic Approaches.” The 5th International Academic Conference.
- 2021: Ketua Peneliti Program Kreativitas Mahasiswa Riset Sosial Humaniora, didanai Kemdikbud-Ristek.
- 2021: Anggota Tim Peneliti Penelitian Unggulan Fakultas “Apotek B2SA: Aplikasi Pemetaan Potensi Pangan Jawa Timur untuk Meningkatkan Ketahanan Pangan Nasional dengan Gerakan Pola Makan B2SA”, Universitas Airlangga.
- 2021: Anggota Tim Peneliti Penelitian Unggulan Fakultas “Prediksi Rasio Kecukupan Premi Terhadap Pembayaran Klaim pada Industri Asuransi di Indonesia dengan Mempertimbangkan Dampak Pandemi COVID-19 Menggunakan Pendekatan Model Runtun Waktu Multivariat dan Machine Learning”, Universitas Airlangga.
Buku yang Diterbitkan
2020: Kontributor penulis, Sebuah Kapita Selecta Ketika Metode Statistika Bicara Dampak COVID-19 (Latar Belakang, Metodologi, Analisis Data, dan Ide Solusi), CV Pena Persada, Purwokerto. Nomor yang dicantumkan dalam curriculum vitae: 978-623-6837-41-2.
