🧠 Daily Study Log [2025-10-13]
Generated a new fintech idea TrueSpend, advanced the InternVideo2 paper review to the experimental phase, and attended lectures on deep learning competitions, cryptocurrency market risks, and AI creativity strategies.

💡 Idea – TrueSpend: Smart Spending Insights

• Proposed a new fintech idea, TrueSpend.
• Motivation: Personal spending reports are often fragmented and hard to interpret.
• Solution: Create an AI-driven spending advisor that analyzes user transaction history, categorizes spending behavior, and provides personalized financial insights.
• Potential expansion:
  • Data visualization of spending trends
  • Financial habit recommendations
  • Integration with digital wallets or budgeting tools

📖 Paper Review – InternVideo2 (Day 4: Experiments & Results)

• Continued detailed review of InternVideo2: Scaling Video Foundation Models for Multimodal Understanding.
• Main Findings:
  • Performance consistently scales with model size (Base → Large → Giant).
  • Outperforms all baselines (CLIP, X-CLIP, OmniVL) across retrieval, recognition, captioning, and QA tasks.
  • Audio integration (via CMFM) significantly improves multimodal reasoning.
  • Ablation results confirm that progressive training and multimodal synergy are essential for stability.
  • LoRA-based fine-tuning retains 95% performance with just 10% parameter updates.
• Core Insight: Scaling data and parameters linearly improves generalization across tasks — establishing InternVideo2 as a robust video foundation model.

🎓 Class Summary

🧠 Deep Learning

• Attended a special lecture on how to participate in DACON competitions.
• Learned best practices for model submission, evaluation, and leaderboard management.

💰 Blockchain & Cryptocurrency

• Discussed recent trends and incidents in the cryptocurrency market.
• Analyzed the volatility and systemic risks of crypto-based investments.

🚗 AI Creative Convergence Strategy

• Explored the future of AI in robotics and autonomous vehicles.
• Learned methods to derive creative ideas from emerging technologies.

✅ TL;DR

📍 Proposed TrueSpend, a personalized fintech spending insight service
📍 Reviewed InternVideo2 (Day 4) – scaling laws and multimodal superiority confirmed
📍 Attended lectures on DACON competition strategy, crypto market risks, and AI-driven creativity