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念念 NianNian 🧵🌍

AI World Model for the Elderly — Point your phone at a memory, explore a world that remembers you.

What Is 念念?

念念 turns a single photo into an explorable, living world — designed for the 65+ generation. No VR headsets. No controllers. No time pressure. Just your phone, your voice, and a world that knows you.

Three modes:

• 📸 Photo → World: Snap a photo, explore the generated 3D scene
• 🌿 Pre-Built Worlds: Serene gardens, nostalgic streets, rainy cafés
• 🕊️ Gentle Games: Tap to feed birds, swipe to change seasons — no fail states

Every world remembers you. The robin you named comes back. The garden you planted grows. Your late wife's favorite color appears on her birthday.

Quick Start

git clone https://github.com/SpencerRaw/niannian.git
cd niannian
pip install -r requirements.txt
streamlit run app/streamlit_app.py

Project Structure

niannian/
├── PLAN.md                   # Product plan & architecture
├── README.md / README.zh-CN.md
├── requirements.txt
├── app/
│   └── streamlit_app.py      # Interactive prototype (3 modes)
├── src/loom/           # internal package
│   ├── world_engine.py       # Procedural world generation
│   ├── scenes.py             # Pre-built scene library
│   ├── interaction.py        # Touch/voice interaction models
│   └── memory_layer.py       # Worlds that remember you
└── data/                     # Scene data, generation presets

Design Principles

Principle	Implementation
No time pressure	No timers, no fail states
Familiar aesthetic	Warm, natural, nostalgic — never sci-fi
Large touch targets	Minimum 72pt, tuned for arthritic fingers
Voice-first option	Full hands-free mode
Memory triggers	AI weaves personal details into every world

License

MIT — see LICENSE

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Worlds that remember you.