Glossary of Terms

A

AI-robot Brain

The integrated system of AI perception, navigation, and control capabilities that enables intelligent robot behavior in humanoid robots.

AprilTag

A visual fiducial marker system used for precise localization and navigation, optimized in Isaac ROS for GPU-accelerated detection.

D

Domain Randomization

A technique in simulation that randomizes environmental parameters to improve the transferability of AI models from simulation to reality.

I

Isaac ROS

A collection of packages and tools that enable hardware-accelerated perception for robots using NVIDIA GPUs, bridging traditional ROS 2 with modern AI frameworks.

Isaac Sim

NVIDIA's robotics simulator built on Omniverse that provides photorealistic simulation environments for robotics development and synthetic data generation.

N

Nav2 (Navigation2)

The official navigation stack for ROS 2, providing path planning, execution, and obstacle avoidance capabilities specifically adapted for humanoid robots.

S

Synthetic Data

Artificially generated data that mimics real-world sensor data, created in simulation environments like Isaac Sim for AI model training.

U

USD (Universal Scene Description)

A 3D scene representation format developed by Pixar and used by NVIDIA Omniverse and Isaac Sim for scene description and collaboration.