"RemoveType" Filter when testing model in commandLine
Hi, I'm using this command line to train a model: Code: java weka.classifiers.meta.FilteredClassifier -t inputs/train.arff ### Total num of attributes = 4, attribute 1 is string, which is printed...
View ArticleTesting a model that has been trained after PCA
Hi, I have a question regarding dimensionality reduction using PCA. If I have a train set (train.arff, 10 attributes) I perform a PCA and I save my data with respect to the new transformed variables...
View ArticleChanging sub-report type (inline or banded)
Hi, Just starting to get into using the report designer a bit more and have a query regarding changing the sub-report types as I have created a few reports that I may have chosen the wrong type when...
View ArticleHelp on MDX query
Hi I have the following query: Code: select NON EMPTY {[Measures].[count_X]} ON 0, NON EMPTY {[DIM_DAYS].Children} ON 1 from [Cube] with the result set: Code: Axis #0: {[DIM_STATO_RECORD].[A],...
View ArticleEST to GMT Conversion
Hi, i am trying to convert a DateTime column from EST value to GMT (Greenwich Mean Time). How can i do this? Thanks for your help.
View ArticleChange named parameter value
I need to change my named parameter during the execution, how to do this? At the moment I have a named parameter with default value, say my_named_parameter = 300 and I use it in a table input step:...
View ArticleCST 'Access Denied'
Hello! I've installed CST as specified here, I've throughouly checked the permissions of the folders involved, and I still get an "Access Denied" error when the tab opens up immediately after login....
View ArticleHow to write the HQL to retrieve the records for one specific file for the...
Hi, hive experts When I import data into HIVE, I used the component "Hadoop File Output" to load the data into hdfs://cloudera:cloudera@135.252.31.26:8020/user/hive/warehouse/user/abc. Note: 1.The...
View ArticleWhere CDA cached queries are written?
Hi all, i would like to know where the cda cached queries are memorized (on a file, on a db, etc.). I'd like to avoid to cache my queries from the CDA cache manager because they have too much...
View ArticleTableComponent drill down
Hi, I need you help. I would say how I can implement a table component CDF for a YQM hierarchy in order to first visualize the total over the year, and then clicking on it the four quarter have been...
View ArticleReplacing variable in Table Input in SELECT statement
I am trying to do a transformation that is taking a table input for an id # and using that id # to run lookup on another DB. Unfortunately, the results on the 2nd DB and the table i am looking from...
View ArticleNew Weka 3.6.10 and 3.7.10 releases
Hi everyone! New versions of Weka are available for download from the Weka homepage: * Weka 3.6.10 - stable book 3rd edition version. It is available as ZIP, with Win32 installer, Win32 installer incl....
View ArticleHow to Export ccc2 charts to PDFs in cdf
Hi, how to export ccc2 charts to pdf in cdf dashboard .please can you help on this. Thanks, Savan.
View ArticleBig Number null handling error
Hi All, I'm facing null handling issue. My input is having BigNumber. If this column is null or 0 i want to set value as -99999. For this i am using user defind java class. there i'm facing below...
View ArticleError while connecting Remedy AR System
Hi while creating connection to Remedy AR System.. I am getting below error...Please help in resolving this error... Also available access type to connect Remedy AR System in pentaho are "ODBC" and...
View ArticleMapping step (sub-transformation) out of memory
Hi, I´m currently using this step to modularize my transformations so I don´t have to repeat same designs. Problem is that I´m using a lot of them (maybe 25 Mapping modules) and also working with near...
View Articlekettle logging in the BI Server
Hi all, I am trying to trace down a problem I have with logging. The problem is that on the BI Server I am logging out to the PENTAHOFILE and CONSOLE appenders (I have not changed the config from the...
View ArticleRadius of a cluster - K-means
Hello I am doing a project on clustering for my engineering course. I need to apply K-means clustering algorithm provided by Weka on the WDBC (Wisconsin Breast Cancer Database). But the SimpleKMeans...
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Create a report with a dynamic number of columns and lines
Hi everyone I need to create a report that will display an array. This array will have some columns (the number depends of a field from my request) and lines (same logic) I'll give an example. I'm...
View Articleflush API not working as expected
I am trying to use the flush API to clear the dimension cache - Cube MetricsCube = rcon.getSchema().lookupCube("Metrics USD", true); SchemaReader schemaReader =...
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