#Machine Learning
Articles
What Is AI? A Hong Kong Business Guide (2026)
What AI actually is, how it differs from traditional software, where Hong Kong businesses can use it to save money and time — and what it cannot do.
Anson Ng · 3 min read
Articles
WiFi Quality & DEAUTH Attack Detection for Trains: CNN-Based Localization Without GPS
How GNS uses WiFi packet-level analysis to detect DEAUTH attacks on trains, identify attacker IPs in real time, and locate trains with WiFi signal strength + a CNN — even where GPS never reaches.
GNS Engineering Team · 5 min read
Case Studies
AI video analytics for railway: forecasting safe train operation with reinforcement learning
How GNS combined SACEM datalogger data and HKO open weather data to predict allowable train operation times — targeting 80–90% accuracy within ±15 minutes.
Anson Ng · 2 min read