Projects
Project coordinates
A growing map of AI, product, research, systems, business, and creative
experiments. Add new projects by creating Markdown files in
src/content/projects.
Modeling Infectious Disease Outbreak for Optimal Government Intervention
Formulated a multi-city epidemic control policy by modeling pandemic response as a Markov Decision Process solved with Reinforcement Learning, balancing healthcare pressure, economic impact, policy actions, and long-horizon intervention outcomes.
Personal SystemHorizon Atlas Portfolio
A static interactive portfolio designed as a personal navigation system for projects, skills, reflections, and direction.
Deep Learning / FinanceIDX Intraday Stock Return Prediction using TCN
Developed a causal multivariate forecasting model to predict 15-minute future log returns for 100 target stocks on the Indonesia Stock Exchange, using high-dimensional market features, Temporal Convolutional Networks, baseline comparisons, and calibration for near-zero market movement.
AI / ProductKlaussa - Legal AI Research Assistant
AI product engineering work around legal research workflows, retrieval, agentic systems, streaming interfaces, and evaluation for legal-domain use cases.
Information RetrievalA Preliminary Study of Grouping Strategies for ListT5 Reranking
Extended the inference procedure of ListT5, a listwise reranker based on Fusion-in-Decoder T5, by studying grouping strategies, tournament-style reranking, caching behavior, and BEIR benchmark trade-offs without retraining the underlying model.
Information RetrievalMini Search Engine
Built a complete mini search engine using Python, NumPy, SciPy, and FAISS, covering indexing, compression, TF-IDF, BM25 variants, WAND optimization, LSI retrieval, approximate nearest-neighbor search, and query evaluation.
Game DevelopmentCallisto
Collaborated in a team of five to develop a side-view adventure game using Godot Engine 4.3, contributing to gameplay implementation and the team development workflow behind a playable demo.
Functional ProgrammingCustomChessKell
Built a configurable chess engine in Haskell that interprets custom chess piece movement rules from YAML files, using parser design, immutable board simulation, validation logic, and functional patterns to support unusual piece behavior.
Computer VisionImage Inpainting with GANs
Implemented a Generative Adversarial Network to reconstruct masked or damaged emoji image regions, combining a U-Net style generator, PatchGAN-style discrimination, adversarial learning, reconstruction loss, and evaluation of visual artifacts.
Speech AIIdentification of Authentic and Forged Segments in Partially Spoofed Speech
Adapted deep learning architectures to detect synthetic regions inside partially spoofed speech audio, combining speech feature extraction, spoof-detection modeling, evaluation, and research writing around the harder problem of localizing forged segments.
Game DevelopmentPlaguewalker
Developed an endless runner game inspired by the Google Dino game using Godot Engine 4.3, implementing the core loop, obstacle spawning, player physics, scoring, and a playable web demo.
Computer Graphics / Generative AIInteractive 3D Texture Synthesis: Integrating Diffusion-based Generation with Classical Phong Illumination
Fused generative AI with classical computer graphics by generating texture maps from text prompts and rendering them with Phong illumination, connecting diffusion-based creation with real-time lighting and 3D surface presentation.
Software EngineeringWork Collaboration Chat
Built a work collaboration chat application in a Scrum team, adding mention flows for specific users, assets, and tasks so industrial teams could connect conversations with operational details more effectively.
Database / WebPacilflix
Collaborated in a team of four to build a Netflix-style streaming web application using Django and raw SQL, contributing database-backed product features and query logic for media browsing and popularity analysis.
Web / Mobile ProductBookhub
Built a collaborative book cataloging application with a Django web backend and Flutter mobile application, contributing especially to the review feature so users could rate books, write feedback, and browse community responses across platforms.
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