[jira] [Updated] (NIFI-7516) Predictions model throws intermittent SingularMatrixExceptions

2023-12-06 Thread Matt Burgess (Jira)


 [ 
https://issues.apache.org/jira/browse/NIFI-7516?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Matt Burgess updated NIFI-7516:
---
Resolution: Fixed
Status: Resolved  (was: Patch Available)

> Predictions model throws intermittent SingularMatrixExceptions
> --
>
> Key: NIFI-7516
> URL: https://issues.apache.org/jira/browse/NIFI-7516
> Project: Apache NiFi
>  Issue Type: Bug
>  Components: Extensions
>Reporter: Matt Burgess
>Assignee: Matt Burgess
>Priority: Major
> Fix For: 1.12.0
>
>  Time Spent: 0.5h
>  Remaining Estimate: 0h
>
> Under some circumstances, the Connection Status Analytics model (specifically 
> the Ordinary Least Squares model) throws a SingularMatrix exception:
> org.apache.commons.math3.linear.SingularMatrixException: matrix is singular
> This can happen (usually intermittently) when the data points used to update 
> the model form a matrix that has no inverse (i.e. singular).



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[jira] [Updated] (NIFI-7516) Predictions model throws intermittent SingularMatrixExceptions

2021-04-22 Thread Matt Burgess (Jira)


 [ 
https://issues.apache.org/jira/browse/NIFI-7516?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Matt Burgess updated NIFI-7516:
---
Fix Version/s: 1.12.0

> Predictions model throws intermittent SingularMatrixExceptions
> --
>
> Key: NIFI-7516
> URL: https://issues.apache.org/jira/browse/NIFI-7516
> Project: Apache NiFi
>  Issue Type: Bug
>  Components: Extensions
>Reporter: Matt Burgess
>Assignee: Matt Burgess
>Priority: Major
> Fix For: 1.12.0
>
>  Time Spent: 0.5h
>  Remaining Estimate: 0h
>
> Under some circumstances, the Connection Status Analytics model (specifically 
> the Ordinary Least Squares model) throws a SingularMatrix exception:
> org.apache.commons.math3.linear.SingularMatrixException: matrix is singular
> This can happen (usually intermittently) when the data points used to update 
> the model form a matrix that has no inverse (i.e. singular).



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[jira] [Updated] (NIFI-7516) Predictions model throws intermittent SingularMatrixExceptions

2020-06-09 Thread Matt Burgess (Jira)


 [ 
https://issues.apache.org/jira/browse/NIFI-7516?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Matt Burgess updated NIFI-7516:
---
Status: Patch Available  (was: In Progress)

> Predictions model throws intermittent SingularMatrixExceptions
> --
>
> Key: NIFI-7516
> URL: https://issues.apache.org/jira/browse/NIFI-7516
> Project: Apache NiFi
>  Issue Type: Bug
>  Components: Extensions
>Reporter: Matt Burgess
>Assignee: Matt Burgess
>Priority: Major
>  Time Spent: 10m
>  Remaining Estimate: 0h
>
> Under some circumstances, the Connection Status Analytics model (specifically 
> the Ordinary Least Squares model) throws a SingularMatrix exception:
> org.apache.commons.math3.linear.SingularMatrixException: matrix is singular
> This can happen (usually intermittently) when the data points used to update 
> the model form a matrix that has no inverse (i.e. singular).



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