noun
- the process of preparing data or materials before the main processing or analysis begins
Usage: computing; technical
Examples
- The preprocessing of the raw data took several hours before analysis could begin.
- Image preprocessing includes adjusting brightness and contrast.
- Text preprocessing involves removing punctuation and converting to lowercase.
- The software handles all the preprocessing automatically.
- Data preprocessing is essential for accurate machine learning results.
- The preprocessing stage filters out irrelevant information.