ai AI subtitle generation model for Korean educational content at Hiconsy Advanced speech recognition system fine-tuned for Korean educational content using Whisper Large-v3 with LoRA Educational Q&A Analysis System Question classification system with GPT-4 fine-tuning data Student Sentiment Analysis Platform Korean sentiment analysis system for educational feedback with network visualization Learning Analytics Automation Automated data collection and analysis system for educational research with Streamlit dashboard Educational Forum Crawling System Large-scale web scraping and Korean text mining system for educational content analysis