Analytics & Calculations

The PI Analysis Service has performance counters to track the number of running analyses and the number of suspended analyses, but there is not one that tracks the number of stopped analyses. Currently, the only way to monitor how many AF analyses...

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

Currently PI Analysis Service has a built-in Statistics tool in PI System Explorer. It is able to show statistics regarding Evaluation and Calculation Lag as well as Skipped Evaluations and some other important information. PI System Explorer ...

As a user of analyses, I would like to have a Percentile function so that I can filter out atypical events when doing summary calls. The function would look like this: Percentile('attribute', 'timerange', value). This is related to enhancement req...

When editing an Analysis Expression, only 4.5 lines appear. It would helpful if more lines appeared (greater than 20 lines).

As an analysis user I would like to define what should happen if multiple triggers occur with the same timestamp. Currently AF analysis are using "Replace" mode when writing to the archive (meaning if multiple triggers have the same timestamp, the...

As a PI Administrator, I want to know which tags are being used at which PI Analysis so I can know exactly if there is already another Analysis writing to a tag and avoid duplicated or wrong data.

As a user of Asset Analytics I would like to manipulate data quality related flags (such as quastionable, substituted, etc) from my analysis so that I can set the flag when there is a problem with input value statuses.

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...

It would be nice if the PI Analysis Service could pick up a change in the Cache Refresh Interval of any AF Table being referenced by input attributes with a table lookup data reference. Currently, a service restart is required.