September 2001
Intermediate to advanced
182 pages
4h 16m
English
Content preview from Mining Your Own Business in Telecoms Using DB2 Intelligent Miner for Data
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56 Mining Your Own Business in Telecoms Using DB2 Intelligent Miner for Data
Generally, you a have chance to deal with many continuous variables generated
by call transactions. Missing and invalid values are not much concern with call
transaction variables due to the nature of CDR data. However, you need to
carefully examine whether there are outliers or highly correlated variables exist or
not. If outliers, missing and invalid values exist or distributions are extremely
skewed, these should be treated by replacing or adjusting the values.
Next step is to see whether the variables are correlated to each other or not.
There may be a chance that ...
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