Well, the lungs are composed of five lobes. However, the ability to analyze data requires strict segmentation. And analyzing CT scan results would require a specific level of rules. For modelling purposes one would want to compare against other similar profiles.

One hears about "big data" today. Big data is a term that refers to large, diverse, and complex sets of information that are created and collected at high speeds from various sources. Big data can be structured, semi structured, or unstructured, and it challenges traditional database management tools. Big data can be analyzed for insights that improve decisions and enable advanced analytics applications such as machine learning and predictive modeling.
This is a new and evolving concept that has different meanings and implications for different fields and purposes.