- Structured data is labeled and formatted—and is often stored in a relational database or spreadsheet.
- Unstructured data is information that has no predefined formatting.
- Semi-structured data has some internal tags that help with categorization.
- Big Data describes a way to handle huge amounts of volumes of information.
- A relational database is based on relationships of data. But this structure can prove difficult for modern-day applications, such as AI.
- A NoSQL database is more free-form, being based on a document model. This has made it better able to deal with unstructured and semi-structured data.
- The CRISP-DM Process provides a way to manage data for a project, with steps that include business understanding, data understanding, data preparation, modelling, evaluation, and deployment.
- Quantity of data is certainly important, but there also needs to be much work on the quality. Even small errors can have a huge impact on the results of an AI model.
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