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My ideas: Custom Expressions

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Principle Component Analysis - bring it back to Spotfire

For big data exploration in healthcare, I am using spotfire now since 2001. One of my favorite pieces of software. After uprgrading from 7.11 to Spotfire Desktop 11, Principle Component Analysis (PCA) went missing. Its a key feature in summarizing...
over 2 years ago in Spotfire / Custom Expressions 2 Already exists

Better decimal point accuracy on color rule for column created through a custom expression

I have created a percentage value as part of a custom expression - and within the Formatting menu, this field has been setup as a "Percentage". When I create a new color rule using this column, it allows me to enter decimal based values into the r...
over 4 years ago in Spotfire / Custom Expressions 2 Already exists

Need a function like the oracle NVL function

It is difficult handling null values when aggregating values within custom expressions because a single null values will cause the expression to evaluate as null. I (and others) often use logic like this: AggregationFunction( if([value] is not n...
almost 5 years ago in Spotfire / Custom Expressions 2 Already exists

Adding Fiscal date hierarchy

Hi, All our analysis is based on Fiscal calendar. To get this filter I need to create three separate columns (one each for year, quarter, month) and combine them as hierarchy hence creating unnecessary data columns and too much of work as we have ...
about 7 years ago in Spotfire / Custom Expressions 1 Already exists
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