Analytics & Calculations

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Limit Analytics to Only Write to Specific Pointsource

A useful setting for PI Analytics would be the ability to specify a specific pointsource that the Analytic service writes to. This would help tremendously to troubleshoot what tags on the PI DA server are being written to by AF Analytics.

Brian Rock 3 months ago in AVEVA™ PI Server / Analytics & Calculations 0 No status

79 VOTE

Trigger AF Analysis Using Future Data

As an engineer, I want to execute analyses when I get a new future data value, so that any forecasts (either via Analysis or via a 3rd party system or via a PI Point update) can trigger analyses.

Guest over 2 years ago in AVEVA™ PI Server / Analytics & Calculations 12 No status

71 VOTE

Periodic trigger monthly and yearly

I would like to have monthly and yearly periodic trigger for Analysis-Expression and Event Frame Generation. Currently I have to use the daily trigger and check in the analysis if the month or the year changed. In case of “false” there is no outpu...

Guest over 2 years ago in AVEVA™ PI Server / Analytics & Calculations 8 No status

1 VOTE

Quadratic Regression

Add a quadratic regression function similar to "LinRegr". This would be helpful for trending relationships that are not linear, such as flow vs. pressure.

Guest 13 days ago in AVEVA™ PI Server / Analytics & Calculations 0 No status

69 VOTE

Variable True For parameter for Event Frame Analyses

As an AF Administrator, I want to configure an Analysis Template for Event Frames with a True For parameter that would have it's value stored in an AF Attribute (configuration item). The use case is that elements built from the template will have ...

Guest over 2 years ago in AVEVA™ PI Server / Analytics & Calculations 2 No status

63 VOTE

Make Analysis trigger on different inputs when timestamps of input tags are equal

If an Analysis is triggered on "Any Input", and the inputs have the same timestamp but come in after each other, the Analysis is only triggered at the first input. For example: We have a simple Analysis which summarizes 2 tag. The first tag comes...

ArieVanBoven over 2 years ago in AVEVA™ PI Server / Analytics & Calculations 11 Evaluating

21 VOTE

Define default scheduling for newly created PI Analyses

When creating new analyses with Asset Analytics, our users sometimes forget to modify the scheduling from natural to periodic, which might lead to high trigger ratios and degraded performance. AF should allow administrators to define the default a...

Rafael Batista 10 months ago in AVEVA™ PI Server / Analytics & Calculations 1 No status

61 VOTE

More functions to support operations on arrays

The arrays in Expression and Event Frame Generation analyses are useful, but use cases are emerging where more functions are needed to reduce/calculate the arrays in more streamlined fashion. For example, Concat function should support array of ch...

Guest over 2 years ago in AVEVA™ PI Server / Analytics & Calculations 19 No status

1 VOTE

Analysis timerule option: Add a possibility to make the timerule conservative. Emit calculation events only if the snapshot time of all inputs are more recent than the planned calculation time.

Now the TimeRules Natural and Periodic emit events to the Data PIPE in case NATURAL: an event is received by one of the selected inputs case PERIOD: when a certain timespan elapse.Both method doesn't take into account that some input of the analys...

Marco Blokdijk 15 days ago in AVEVA™ PI Server / Analytics & Calculations 0 No status

60 VOTE

Add Six Sigma calculations

As a quality engineer, I need the ability to calculate Six Sigma SQC statitistics for key quality attirbutes. Cp, Cpu, Cpl, Pp, Ppk

Guest over 2 years ago in AVEVA™ PI Server / Analytics & Calculations 1 No status

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