Forum Discussion

Evogelpohl's avatar
Evogelpohl
Helper V
10 years ago
Solved

Log or Log10 and Visuals

I have data that needs to be re-calculated to the LOG or LOG10(value) so that I can reduce the extreme highs and lows when graphing activity by day (date as x-axis)   I created the =Log10(of a meas...
  • Evogelpohl's avatar
    Evogelpohl
    10 years ago

    Thanks.  I removed the ().  I get a new error when i put both this measure and the Date(Date) dimension on the x-axis.  The error is 'Chart data contains infinity values'.

     

    I can visualize in Excel however.

     

    I think i may have confused Excel's feature of scaling the y-axis logarithmically to flatten and re-scale extreme values using Log(x) of the value with literally creating the Log(of the value).

     

    It appears that PowerBI doesn't have this feature.  I'll see if i can find it on UserVoice.

     

    Eric.

Greg_Deckler's avatar
Greg_Deckler
Community Champion
10 years ago

Does your field name really include parens? [(Log) Login Events]. First thing I would do is get rid of those and go with something like [LOG Login Events].

  • Evogelpohl's avatar
    Evogelpohl
    Helper V
    10 years ago

    Thanks.  I removed the ().  I get a new error when i put both this measure and the Date(Date) dimension on the x-axis.  The error is 'Chart data contains infinity values'.

     

    I can visualize in Excel however.

     

    I think i may have confused Excel's feature of scaling the y-axis logarithmically to flatten and re-scale extreme values using Log(x) of the value with literally creating the Log(of the value).

     

    It appears that PowerBI doesn't have this feature.  I'll see if i can find it on UserVoice.

     

    Eric.