Covered in lecture on either September 7 or 11 (Slides)
Types of Data
- Tabular data
- Text
- Reviews
- Translation
- Graph data
- Social connections
- Roads
- Hierarchies (graph-y)
- Family tree
- File directory
- Taxonomy
- Unstructured data
- Images, videos, audio
- Biometrics
- Time series
- Stock prices
Images
- Lossless compression - Used by GIFs
- Lossy compression - Used by JPEGs