n a keyword score greater than 0 (The lower the score
better the keyword). Therefore to filter the keywords, an upper bound for the score can be set
with <code>setThreshold</code>.</p><p>For extended examples of usage, see the
<a href="https://github.com/JohnSnowLabs/spark-nlp/blob/master/examples/python/annotation/text/english/keyword-extraction/Keyword_Extraction_YAKE.ipynb" target="_blank">Examples</a>
and the
<a href="https://github.com/JohnSnowLabs/spark-nlp/blob/master/src/test/scala/com/johnsnowlabs/