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dominator
2012 Jun 01
0
help to find or fix a SMAPE (Symmetric mean absolute percentage error ) with correction to avoid zero value in the series
Dear Researchers,
I am looking for a library or a function to calculate SMAPE with same
doneminator to avoid a problem to the presence of 0 values in the series.
I find this variotion of SMAPE called mSMAPE
mSMAPE page 13
http://www.stat.iastate.edu/preprint/articles/2004-10.pdf
yesterday nigth i tried to create a function but without a good result. For
this reason I wish to know if some rese...