AURORA-NAV

Autonomous Underwater Remote Operations & Advanced Navigation

Enterprise-grade simulation and analysis platform for autonomous underwater vehicles in GPS-denied environments. Features multi-sensor fusion (INS, DVL, LBL, USBL, TAN) with Extended Kalman Filter, underwater acoustic communications with adaptive modulation, ML models for channel prediction, and 23 interactive demonstrations.

23+
Interactive Demos
5
Sensor Types
<1m
Position Accuracy
10 Hz
Navigation Update

Quick Access

Open Source Repository

Explore the full AUV navigation platform with multi-sensor fusion, underwater acoustic communications, ML-powered predictions, and 23 interactive demonstrations. Clone and run locally with Docker.

View on GitHub

Acoustic Positioning

Underwater Acoustic Sensor Systems

System Range Accuracy Infrastructure
LBL (Long Baseline) Up to 10 km 0.1-1 m Seabed transponder array
USBL (Ultra-Short Baseline) Up to 4 km 0.1-1% of range Ship-mounted transceiver
SBL (Short Baseline) Up to 1 km 0.5-2 m Hull-mounted array
DVL (Doppler) Bottom: 200m, Water: unlimited 0.1% velocity Vehicle-mounted

LBL Positioning

Long Baseline acoustic positioning with transponder calibration, range measurements, and multilateration algorithms.

Interactive Demo

USBL Tracking

Ultra-Short Baseline tracking with phase difference calculations, bearing estimation, and position fixing.

Interactive Demo

Underwater Communications

Acoustic Communication Systems

Acoustic Modem Simulator

Underwater acoustic modem simulation with FSK/PSK/OFDM modulation, multipath channel modeling, and BER analysis.

Interactive Demo

Channel Propagation

Underwater acoustic channel modeling with Thorp absorption, spreading loss, and Bellhop ray tracing.

Interactive Demo

Adaptive Modulation

Dynamic modulation scheme selection based on channel conditions, SNR estimation, and throughput optimization.

Interactive Demo

Machine Learning

AI-Powered Navigation & Prediction

Channel Prediction

LSTM and transformer models for acoustic channel state prediction, enabling proactive communication optimization.

Interactive Demo

Anomaly Detection

Autoencoder-based anomaly detection for sensor failures, navigation errors, and environmental hazards.

Interactive Demo

Path Prediction

Trajectory prediction using recurrent neural networks for collision avoidance and mission planning.

Interactive Demo

Mission Planning

Autonomous Mission Control

Waypoint Planning

Interactive waypoint generation with depth constraints, current consideration, and energy optimization.

Coverage Planning

Lawnmower and boustrophedon path planning for survey missions with overlap optimization.

Mission Simulator

Full mission simulation with environmental factors, sensor noise, and communication constraints.

Energy Management

Battery state estimation, power consumption modeling, and mission range optimization.

System Architecture

Modern Full-Stack Implementation

Next.js 14 Frontend

React with TypeScript, TailwindCSS, Plotly.js visualizations, and real-time updates.

FastAPI Backend

Python 3.11+ REST API with SQLAlchemy 2.x, async endpoints, and Pydantic validation.

PostgreSQL + PostGIS

Spatial database with geographic queries, trajectory storage, and time-series data.

Docker Deployment

Containerized deployment with Docker Compose and GitHub Actions CI/CD pipeline.

Technology Stack

Python 3.11+ FastAPI Next.js 14 React TypeScript PostgreSQL PostGIS SQLAlchemy 2.x TailwindCSS Plotly.js Docker GitHub Actions NumPy SciPy