A text feature is a combination of words that captures important attributes of a document or class of documents. Text features are usually keywords, frequencies of words, or other document-derived features. A document typically contains a large number of words and a much smaller number of features. Text features must be extracted from a text column.
These are the settings for feature extraction for the text column. The default selections will work well in many cases.
You can specify the following values:
CTX_DOC.THEMES
generates lists of themes.Click Next to proceed.
For more information about feature extraction for text, see the Oracle Text documentation. Where to Find More Information describes how to locate Oracle Text documentation.
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