---
title: Blind Navigation Assistant
emoji: 🦯
colorFrom: blue
colorTo: green
sdk: docker
pinned: true
---

# 🦯 Blind Navigation Assistant

Vision-based navigation system for visually impaired users. Point your phone camera → get real-time obstacle detection, path guidance, slope estimation, and voice assistance.

## How to Use

1. Open this page on your phone
2. Allow camera access
3. Point your rear camera forward while walking
4. See obstacles highlighted, safe path shown, and guidance text

## Tech Stack
- **YOLOv8n** — obstacle detection
- **Depth Anything** — terrain slope estimation
- **BlazePose** — gait analysis
- **Rule-based fusion** — risk scoring + voice guidance