Analytics

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More methods to choose from regression modeling and classification modeling

I would like to use more methods to choose from regression modeling and classification modeling, e.g. Lasso. Also, Hyperparameter Optimization would be nice.

over 1 year ago in Spotfire / Custom Expressions 1 Future Consideration

8 VOTE

Add option to not cache the data from a data function when saving

I frequently use Data Functions to load data from external data sources (e.g. to call RESTful APIs to extract data). The main problem I have with this approach is that the most recent data is saved inside the analysis file. This has 2 knock-on eff...

almost 7 years ago in Spotfire / Analytics / Data Functions 0 Future Consideration

9 VOTE

LongInteger is missing in Register Data Functions menu

In case I have a column define as LongInteger data type, then I create a new function and insert an input parameter as type "Column". We noticed the following: 1. LongInteger is missing in the allowed data type list. 2. I'm not able to select the ...

over 7 years ago in Spotfire / Data Functions / Data Management 0 Future Consideration

3 VOTE

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

10 VOTE

Add preferences/options on how null values should be default handled.

Add an option to Spotfire that allow you to configure how NULLs are handled when used in expressions and calculations. For instance I would like the option to specify that when using an expression or calculation, that NULLs are treated as empty st...

over 8 years ago in Spotfire / Custom Expressions 0 Future Consideration

10 VOTE

Fiscal week method

The customer would like to be able to use fiscal week in addition to the other fiscal options

over 8 years ago in Spotfire / Custom Expressions 0 Future Consideration

5 VOTE

Truncate Function in Spotfire

Currently I don't see a function to truncate the values while creating a calculated column. Ex. Truncating 1.56 to one value after decimal which would be 1.5 (Round function would change it to 1.6) Spotfire has a round function. But it would be gr...

over 4 years ago in Spotfire / Custom Expressions / Data Management 1 Future Consideration

6 VOTE

Random Sample data as Transformation option

Don't think this is currently possible. Currently, to do a random sample, I create a calculated column for random value like Rand(1). Then I filter the data to my sample size (e.g. I filter out 0.0 to 0.7 if I want a random sample that's 30% of th...

over 5 years ago in Spotfire / Custom Expressions 5 Future Consideration

7 VOTE

Specify which data function an alert or warning refers to

There are two scenarios (that I can think of off the top of my head) where multiple data functions are run at one time -- upon opening of a DXP and when data functions are set to update automatically. When data functions run, the user gets a list ...

about 6 years ago in Spotfire / Analytics / Data Functions 0 Future Consideration

8 VOTE

Switch Visualization to Cross Table Automatically Replicate Data in Visualization

It would be a big help if when you click "Switch Visualization To" > "Cross Table" Spotfire could take the configuration of a non-tabular visualization and automatically build a cross table that replicated the data in a visualization. It is han...

about 7 years ago in Spotfire / Analytics 0 Future Consideration

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