Analytics & Calculations

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Automatically trigger a calc back fill

When a trigger happens, be able to automatically back fill data over a time period (like last 24 hours). For example, trigger events analysis rule to back fill when a condition becomes true.

Guest over 1 year ago in AVEVA™ PI Server / Analytics & Calculations 2 Completed

90 VOTE

Summary calculations over event frame range

As a consumer of event frame data, I would like to perform a summary calculation over the duration of an event frame when an event frame closes. The output should be stored where it can be trended and analyzed. Note: This was previously Enhancem...

Guest over 1 year ago in AVEVA™ PI Server / Analytics & Calculations 5 Completed

47 VOTE

Run analyses in the context event frames (EF)

As a user of asset analytics I would like to have an analysis run on event frame while the event frame is opened / in progress so that I can perfrom real time calculations in the event frame context.

Guest over 1 year ago in AVEVA™ PI Server / Analytics & Calculations 17 Completed

3 VOTE

Add support for using dynamically resolved attributes as inputs for PE and Event Frame Generation analyses

As an analysis user, I would like to be able to specify the path for an AF attribute and use it for my calculation logic at all places that expect an attribute input.

Guest over 1 year ago in AVEVA™ PI Server / Analytics & Calculations 1 Completed

40 VOTE

Automatic handling of Out-of-order and late arriving data

As a process engineer I have many incoming data streams to my PI Server and not all of those are always reliable. I would like the Analysis Service automatically handle late arriving/Out-of-order data so that I would not need to go and figure out ...

Guest over 1 year ago in AVEVA™ PI Server / Analytics & Calculations 3 Completed

31 VOTE

Dynamic output time stamp based on Expression

As an analytics user, I would like to be able to have the output time stamp for my expression and roll up analyses decided at evaluation time based on the time stamp of another attribute.

Guest over 1 year ago in AVEVA™ PI Server / Analytics & Calculations 7 Completed

15 VOTE

Define UOMs for outputs

As a Process Engineer I want to specify UoMs so that calculation will write the correct value back to attributes that are stored in different UOM or don't have UOM defined

Guest over 1 year ago in AVEVA™ PI Server / Analytics & Calculations 3 Completed

2 VOTE

Provide a way to get context information in Expression and Event Frame Generation analyses

As a user of Asset Analytics I would like to reference parent element attributes, name, and other context information in Expression and Event Frame Generation analyses, even when it is not known during configuration time what the parent element wi...

Guest over 1 year ago in AVEVA™ PI Server / Analytics & Calculations 0 Completed

5 VOTE

Support full dimensional analysis

As a user of Asset Analytics I would like the UOMs to be consistent and meaningful throughout the calculations that might involve various complex operations so that the written output values are meaningful and with the correct units.

Guest over 1 year ago in AVEVA™ PI Server / Analytics & Calculations 4 Completed

48 VOTE

Basic Linear Regression: Slope, Intercept, and R-squared

Wondering if there's interest in basic linear regression calculations, e.g. slope, intercept, R2, to analyze data. Sample use cases: 1. Calculate the rate of withdrawal from oil wells to stay within compliance limits 2. Calculate linear performan...

Guest over 1 year ago in AVEVA™ PI Server / Analytics & Calculations 4 Completed

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