Merge data into database field of existing table
Hi,With the current databse nodes is it possible to merge data into a database field of an existing table?So in the table below, is it possible to fill B2 with a value based on the unique...
View ArticleRegression trees and domain calculator
I have a regression problem and compare different types of regressiont trees (simple regression tree, random forest, gradient boosted tree and the tree ensemble learner. The data I use has been joined,...
View Articleis the option "destDir" only for batch mode ?
Dear, When i use knime.exe with the option: KNIME_BATCH_APPLICATION, the following option is used properly: -destDir=... => directory where the executed workflow is saved to if...
View ArticleFixed Configuration of Column Combiner Node
I am using the Column Combiner Node in several workflows and always sooner or later I observe the same annoyance:Once I add a new column into my tables, automatically all subsequent column combiner...
View ArticleConencting to Teradata database
Hi I am new to Knime and trying to get some database connectivity info. It seems like your documnetation is not accurate. I do not see a File>[Preferences>KNIME>Database Driver screen. See...
View ArticleMinor update to v 1.8.3
Today we updated the nightly build and stable versions (3.3, 3.2) to version 1.8.3 of the Vernalis plugin. This was a minor bug fix release fixing a bug wherein missing values in the SMILES column...
View ArticleCluster with binary variables
Hi all. I have a data with 4 continuous variables and 7 categorical variables. My goal is to make some clusters to explain some profiles. I cant use k-means. Can anyone help me what function do i use...
View ArticleJava not working on MAC OSX
Hello,I have a data file with 900,000 rows of data. One column has Age data but if the user did not provide that information it says "Unmatched". I want to convert the column to an integer and nothing...
View ArticleMongo node: problem querying for dates with jongo
I need to query some information from Mongo based on a date and and timestamp. I have been using the mongo node for a while always for simpler queries like {a:10}, e.g. For the docs i need to retrieve...
View Articleweighting cases
Hi,Is there a way to weight cases based upon the values of a column?Thanks,Kees
View ArticleHive Loader Node - External Table
Hi,Is there an option to Load the table from knime as external table using the "Hive Loader"?If not, would you able to add such a flag to the "Hive Loader" node?Thanks,Moran
View ArticleDependency Trees with POS-Tags in Knime
Hello,is there any possibility to generate a dependency tree in Knime based on the POS-Tagger results? I haven't found any included operator for that. Or is it possible to integrate an external java...
View ArticleHttpRetriever to Upload file (body needs JSON and mutipart encoded)
Hello, I'm trying to use the HttpRetriever node to send a post request to a file storage service (Box). The API specifies that you need to send in the body a JSON string with parameters for the upload,...
View ArticleFiltering Unique rows - need help
Hi,I'm trying to filter out unique rows. My input dataset has 4 dupes where ID is 271 and 2 dupes where ID is 251. There's not much I can do about the input data, it's an export from an enterprise...
View Articleknime Workflow editor
hello,I was willing to use a mac book air as a worklow design platform, and therefore I proceed to install Knime 3.3. Everything went fine untill I open the newly installed app.Much to my surprise,...
View ArticleRequest for additional WEKA nodes
I'd be really happy to some aaditional WEKA nodes like WEKA Script and WEKA AttributeSelection. Would this be possible?
View ArticleConditional join of Two Tables (Same Columns, # of rows different)
New to Knime. I have two tables I want to join (conditionally) and make a calculation at the same time:Table 1:Name Last_Name Earning CostMike Sand 1000 500Julie Sand...
View Articleunpivot partially - possible?
Is it possible to unpivot partially, so that we create a new column called year? Please see attached Original columns: Country, value sales 2013, value sales 2014,volume sales 2013, volume sales...
View ArticleJava Distance node: generalization and iteration over all input columns
Hello everybody,I'm trying to use Java Distance node in order to define a customized distance type. In the description node the Euclidean distance definition of the columns c1 and c2 is exemplified as:...
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Can't generate report - no "reporting" icon
Hi,I use the current version of KNIME with all free extensions. And I don't have a "report" icon on the top menu bar. I'm using my workspace with about 30-40 groups inside. This was tested also on the...
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