Takuya Kitazawa created HIVEMALL-142:
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Summary: Implement SingularizeUDF for English singular-ization
Key: HIVEMALL-142
URL: https://issues.apache.org/jira/browse/HIVEMALL-142
Project: Hivemall
Issue Type: New Feature
Reporter: Takuya Kitazawa
Assignee: Takuya Kitazawa
Something like `singularize('movies')` => `'movie'` could be very useful in a
combination of `tokenize()` for English NLP on Hivemall.
Implementation mostly relies on regexp as:
* Jave example:
https://github.com/sundrio/sundrio/blob/master/codegen/src/main/java/io/sundr/codegen/functions/Singularize.java
* One of the most famous Python implementation
https://github.com/clips/pattern/blob/master/pattern/text/en/inflect.py#L445-L623
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