Allow writing arrays as a time series to an output
I would like to be able to configure outputs in an analysis to write at multiple time points (which are defined by the result of an array function).
My use case is to:
1. Configure an attribute as a Time Series Table Lookup
2. Create an analysi...
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...
As a PI user, I want to be able to visualize and analyze the SQC violations that are generated by the SQC rules.
The ability to save SQC outputs such as Mean, median, mode, stdev, Cpk, max, min, 1-5 sigma zones, ucl, lcl in the follo...
Use Case: calculating which Shift is working within a rotating-shift cycle, which must the follow Daylight Savings Time offset.
This function is available in the Performance Equation library, but not in AF. The function itself is simple once one ...
Custom Severity Levels for Event Frames (EF) Triggers
Enable the ability for end-user to manage custom severity levels for event frames, to allow for better communications across response teams and business unit functions.
Exposing EF severity levels within a PI Notifications messages is very helpfu...
jtepfer@ebay.com
almost 3 years ago
in Event Frames (EF)
4
No status
Allow nested operations in AF Asset Analytic functions for 'attribute attname'
KB00868 recommends Asset Analytics as the right job, but there are some major limitations that inhibit ease of use and deployment, specifically around operations on >1 attribute or tag simultaneously.
To improve this, AF analyses functions th...
As an avid user/admin of AF, in PSE I would like an option to display large attribute values with commas
Currently, in PSE there is no way to display attribute values greater than or equal to 1000 with commas for the thousands separators. Ex: 1,234,456 instead of 123456. This option exists in other PI Clients (i.e. PI Vision) and should be available ...
1. AF Transformer should be able to sync changes made in the source AF Database: if an element is added, deleted or edited. For the deletions there should be a way to select the behavior: delete an object from the target database, place it u...
Add a function to calculate the week number of the year
In order to calculate the current shift operating at a plant, I need to calculate where in the 28-day cycle the current week is. Knowing which week of the year it is allows me to do that. Note that current PI weekday functions always count Sunday ...
By now the NumOfChanges Function in AF Analytics does not take into account the value at the start of the timerange. NumOfChanges only counts the amount of changed values of the recorded values in the given timeframe.
If I query the NumOfChanges ...