nvidia/Spark-AnomalyGen-USD

Dataset Overview

Dataset Description:

The asset in question is the USD along with the components. Full PCBA scene (spark_lighting.usd) with an authored AOI ring-light rig (aoi_ring_light.usda) and camera — ready for synthetic data generation rendering. USD is derived from the underlying CAD design.

Dataset Owner(s):

NVIDIA Corporation

Dataset Creation Date:

05/30/2026

Version:

1.0

License/Terms of Use:

GOVERNING TERMS: By downloading or using the assets, you agree to the NVIDIA Sample Data License.

This dataset is for demonstration purposes and not for production usage.

Third-party product names, logos, brands, and trademarks appearing in this dataset are the property of their respective owners. Their appearance is incidental to the realistic depiction of hardware components and does not imply any affiliation with, sponsorship by, or endorsement from such owners. References to non-NVIDIA products, companies, or services are provided for informational purposes only and do not constitute an endorsement or recommendation by NVIDIA.

Intended Usage:

Demonstration of software to generate synthetic data of structural defects in a printed circuit board (PCB). This USD serves as the example PCB USD to be used as input.

Dataset Characterization

Data Collection Method by Dataset:

• Synthetic

Labeling Method by Dataset:

• Hybrid — Human, Synthetic
  

Dataset Format

• OpenUSD files
• MDL files
• PNG / JPG textures
  

Dataset Quantification

Size: 253 MB

Ethical Considerations:

NVIDIA believes Trustworthy AI is a shared responsibility and we have established policies and practices to enable development for a wide array of AI applications. Developers should work with their internal developer teams to ensure this dataset meets requirements for the relevant industry and use case and addresses unforeseen product misuse.

Please report security vulnerabilities or NVIDIA AI Concerns here.