(Advanced?) Sorting problem
Anyone have an idea or experience with the following sorting situation: TABLE Source Col1Col2Col3Col4Col5Col6be c dgeb dbf e fc gfbdce to TABLE sorted...
View ArticleChart Titles including variable names
I am interested in titling a line chart to include in the title the variable definitions from quickforms. For example, a chart of CPU utilization for a selected system might be "CPU Utilization for...
View ArticleMultiple math calculation
Hi,I would like to know if it is possible to do multiple math calculations and simultanelously append new coulmns in a single node?For eg: consider this as my input columnC1C2C351015369246and I want to...
View ArticleRushAnalytitcs(Dataflow) PlugIn for KNIME 3.1 Error - Muticore scaling
Hello,I downloaded the latest version of KNIME (3.1) from site and im trying to install the Actian DataFlow Extentsion for scaling KNIME on a multicore server. But it gives me an error saying it...
View ArticleInstalling two versions on KNIME on same machine
Hello,Can I install two versions of KNIME say 2.8 and 3.1 on the same server machine ?Reason being 2.8 supports RushAnalytics(Dataflow) and I dont want to loose the awesome functionalities of 3.1.Will...
View ArticleStrange chars in the bag of words
Dear Community,Hello from France !I extract document from an url + case converter + stop words + punctuation filter + BOW.Now I see a stange row in the bag of words : []The problem is this is the term...
View ArticleString Manipulation ReplaceChars Bug?
Hi, I would like to replace the following characters with a space: /,;?!\ in all text written in a columnIf you write in a Table Creator in the column Freetext the textaaa\bbb C,Dand you use a string...
View ArticleClassification - HELP
So i've got two data sets, a training set and a test set (both csv files). My aim is to predict the class labels of the test set. I've tried doing it but keep getting various errors / don't even know...
View ArticleConvert columns with IMG images to PNG or save as excel with embedded images
Dear all,I am reading images with the image writer node and process these images with various other nodes. Neither after the image reader node nor after processing I am able to save the table with...
View ArticleBinning - using Jenks natural breaks?
Hi,Has anyone developed a process for creating and applying Jenks Natural Breaks as a binning method? Or other similar methods? Also has anyone tried the Head/Tail Breaks recently published by Bin...
View ArticleDose-Response (R) node
Hi,I managed to get some demo dose-response curves using the brilliantly simple Example Data and Dose-Response (R) nodes, together with an R server. I wondered though if it is possible to get...
View ArticleErrors executing CellProfiler
Hello everyone,I'm trying to use CellProfiler within Knime. After some difficulties I downloaded the example workflow 'cellprofiler_human' and tried to execute it. The latest version of CellProfiler is...
View ArticleTERADATA
Hi, how can i solve this error with the connection to Teradata v15? Execute failed: java.sql.SQLException: java.lang.NoClassDefFoundError: Could not initialize class...
View ArticleCreate a node that is a list of subsequent nodes
Hi all,I am performing an analysis with KNIME and I have to often reproduce the same chains of nodes (at least I didn't find a node that in one step can do what I am interested to).Is there a way to...
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Java Snippet with two entries
Hello,I want to do some code with java in my workflow,So i want to get values from columns from two tables,each table is readed with xls reader node, and after i will write my code in the java snippet...
View Articleerror on tags to string node
hi i am trying to create a tags to string node but it is giving me the following error. index of specified term column is not specified, please check settings. can someone please explain what this...
View Articlehaving problems with workflow
hii have attached a workflow i am struggling to work out the colour manager node can someone please have a look and see if they can figure it out. kind regards, Maariya
View Articlehistogram -show string categories on Xaxis
I have a simple data set like this oneID, Incidents,Date, State1,23,032012,TX2,56,042013,TX3,2,052012,MA5,54,062012,CA6,23,122012,CAWhen I try creating hist plot it does not give me option to select...
View ArticleComparing columns in two files with range
HiI would like to extract all rows of file 1 that meet two conditions in another file (file 2)1. condition: file1.column1 == file2.column1 (like a string)2. condition: file1.column2 is >...
View ArticleDecision Tree Learner - purity/homogeneity/significance measures
Hi,The Decision Tree Learner offers the possibiliy to yes or no use a pruning option. I would also like te be able to use specific stopping rules based on purity/homogeneity or significance measures....
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