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How to get the correlation coefficient for a large data set
ed1305
I have a large data with 481 attributes and 23158 rows. Can i use rapidminer to get the important variables?will it give correlation for all the variables?
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kypexin
Hi
@ed1305
You may start with CORRELATION MATRIX and WEIGHT BY CORRELATION operators, both are pretty straightforward for your purpose. However, it also depends on type of variables you have in your dataset. Consider this threads also:
https://community.rapidminer.com/discussion/comment/56765
https://community.rapidminer.com/discussion/comment/56549
All comments
kypexin
Hi
@ed1305
You may start with CORRELATION MATRIX and WEIGHT BY CORRELATION operators, both are pretty straightforward for your purpose. However, it also depends on type of variables you have in your dataset. Consider this threads also:
https://community.rapidminer.com/discussion/comment/56765
https://community.rapidminer.com/discussion/comment/56549
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