Hi all, I will be adding a note in ML-CEP integration docs in both ML and CEP documentation.
Best Regards, Rukshani. On Thu, Feb 18, 2016 at 2:42 PM, Fazlan Nazeem <[email protected]> wrote: > Hi NIranjan, > > Yes, but currently we do not have a migration guide for ML. The changes > needed were minimal and hence was decided not to include a migration guide. > > On Thu, Feb 18, 2016 at 12:27 PM, Niranjan Karunanandham < > [email protected]> wrote: > >> Hi Fazlan, >> >> IMO we need to also mention this in the ML migration doc from 1.0.0 to >> 1.1.0. >> >> Regards, >> Nira >> >> On Thu, Feb 18, 2016 at 12:22 PM, Fazlan Nazeem <[email protected]> wrote: >> >>> Hi Tishan, >>> >>> This is an expected behaviour since we have changed the model classes in >>> ML 1.1.0. >>> >>> @Rukshani can you please document this under [1]. >>> >>> [1] >>> https://docs.wso2.com/display/ML110/WSO2+CEP+Extension+for+ML+Predictions >>> >>> On Thu, Feb 18, 2016 at 12:12 PM, Tishan Dahanayakage <[email protected]> >>> wrote: >>> >>>> Hi all, >>>> >>>> ML models built with ML 1.0.0 is not compatible with ML 1.1.0. If we >>>> try to use a model build with 1.0.0 against ML 1.1.0 features following >>>> exception is generated. Came across this when testing ML extension for CEP. >>>> >>>> >>>> org.wso2.carbon.event.processor.core.exception.ExecutionPlanConfigurationException: >>>> org.wso2.siddhi.core.exception.ExecutionPlanCreationException: Error while >>>> retrieving ML-model : >>>> registry:/_system/governance/2.Model.2015-12-22_19-47-59 >>>> org.wso2.carbon.ml.core.spark.models.MLGeneralizedLinearModel; local >>>> class incompatible: stream classdesc serialVersionUID = >>>> -1410218250358516850, local class serialVersionUID = 8020448562088344988 in >>>> execution plan "ExecutionPlanML" >>>> at >>>> org.wso2.carbon.event.processor.core.internal.util.helper.EventProcessorHelper.validateExecutionPlan(EventProcessorHelper.java:193) >>>> ... >>>> Caused by: >>>> org.wso2.siddhi.core.exception.ExecutionPlanCreationException: Error while >>>> retrieving ML-model : >>>> registry:/_system/governance/2.Model.2015-12-22_19-47-59 >>>> org.wso2.carbon.ml.core.spark.models.MLGeneralizedLinearModel; local >>>> class incompatible: stream classdesc serialVersionUID = >>>> -1410218250358516850, local class serialVersionUID = 8020448562088344988 >>>> at >>>> org.wso2.carbon.ml.siddhi.extension.PredictStreamProcessor.logError(PredictStreamProcessor.java:350) >>>> at >>>> org.wso2.carbon.ml.siddhi.extension.PredictStreamProcessor.init(PredictStreamProcessor.java:187) >>>> ... 82 more >>>> >>>> Is this expected behavior? If so I think we need to mention that >>>> models are not backward compatible in docs. >>>> >>>> >>>> -- >>>> Tishan Dahanayakage >>>> Software Engineer >>>> WSO2, Inc. >>>> Mobile:+94 716481328 >>>> >>>> Disclaimer: This communication may contain privileged or other >>>> confidential information and is intended exclusively for the addressee/s. >>>> If you are not the intended recipient/s, or believe that you may have >>>> received this communication in error, please reply to the sender indicating >>>> that fact and delete the copy you received and in addition, you should not >>>> print, copy, re-transmit, disseminate, or otherwise use the information >>>> contained in this communication. Internet communications cannot be >>>> guaranteed to be timely, secure, error or virus-free. The sender does not >>>> accept liability for any errors or omissions. >>>> >>>> _______________________________________________ >>>> Dev mailing list >>>> [email protected] >>>> http://wso2.org/cgi-bin/mailman/listinfo/dev >>>> >>>> >>> >>> >>> -- >>> Thanks & Regards, >>> >>> Fazlan Nazeem >>> >>> *Software Engineer* >>> >>> *WSO2 Inc* >>> Mobile : +94772338839 >>> <%2B94%20%280%29%20773%20451194> >>> [email protected] >>> >>> _______________________________________________ >>> Dev mailing list >>> [email protected] >>> http://wso2.org/cgi-bin/mailman/listinfo/dev >>> >>> >> >> >> -- >> >> *Niranjan Karunanandham* >> Senior Software Engineer - WSO2 Inc. >> WSO2 Inc.: http://www.wso2.com >> > > > > -- > Thanks & Regards, > > Fazlan Nazeem > > *Software Engineer* > > *WSO2 Inc* > Mobile : +94772338839 > <%2B94%20%280%29%20773%20451194> > [email protected] > -- Rukshani Weerasinha WSO2 Inc. Web:http://wso2.com Mobile: 0777 683 738
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