PreProcessors
Use the PreProcessors to preprare your data normalize white spaces, remove headers and footers, clean empty lines in your Documents, or split them into smaller pieces. PreProcessors are useful in an indexing pipeline to prepare your files for search.
| PreProcessor | Description |
|---|---|
| DocumentCleaner | Removes extra whitespaces, empty lines, specified substrings, regexes, page headers, and footers from documents. |
| DocumentSplitter | Splits a list of text documents into a list of text documents with shorter texts. |
| NLTKDocumentSplitter | A more specialized version of DocumentSplitter that provides more control over sentence boundaries and language handling. |
| RecursiveSplitter | Splits text into smaller chunks, it does so by recursively applying a list of separators to the text, applied in the order they are provided. |
| TextCleaner | Removes regexes, punctuation, and numbers, as well as converts text to lowercase. Useful to clean up text data before evaluation. |
Updated about 6 hours ago
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