NVO Layers
Basic analysis tools
- Query capabilities
- Statistical tools
- Ability to run user code (API)
- Browsing tools
Three layers built on top of another, tied together with standards
Archives
- Data content
- Interconnections
- Cross identifications
- Services
Discovery tools
- Visualization
- Advanced classification methods
- Supervised/unsupervised learning
- Data mining
Standards
- Meta-data
- Interfaces between archives
- Cross-identification standards
- Archive-tool interfaces