Possible to group by non-unique values - a range of values?
Is it possible to group by non-unique values, but rather a range of values, or values with a certain range?For example, I'd like to group the following non-unique values in a column into one row: 5.1,...
View Articleexcel text analysis
I am completely new to Knime.I have an excel file with several sheets containing words in the cells (one cell=one word). I would like to see which words cooccur together? I thought I need text...
View Articleassociation in knime
I have a data set that i want to apply association rules on itAfter association rules application a set of items only appear I want to know in which row (of the original data set) these itemsets...
View ArticleReges based on blanks and forward slash
Hi All,I would need advise on splitting out an non equally formatted number and "/" combination.In a database I have cells containing always 2 numbers, being separated by a slash and always embedded...
View ArticleUse a Flow Variable and a Column as join keys in Joiner
Hi. I am new to KNIME and trying to figure out if we can have a join condition where one of the join keys is a flow variable and the other is a regular column. When I try to use the flow variable as a...
View ArticleHow to read some local (offline) *.htm files?
I have saved some web-pages into a folder as htm files. So they are 'offline' (local) files.Then I gather them into the start of a Knime workflow with the List Files node.I connect that node to the...
View ArticleShift or fork to github?
Hi:I am an fresh developer of KNIME. I find current development environment is too unfriendly for entrance level developer. Source code can't be viewed easily through website. Another thing is about...
View Articleword count using excel
I have a simple query & new to KNIME. I am able to read single excel file using XLS reader. I am basically have something like this for input from an excel sheet with 2 columns:Excel Input:Ticket...
View ArticleKNIME crashes when trying to view output tables of RDKit nodes
Every time I try to view the output of the RDKit from Inchi node, KNIME crashes. Also, trying to view output of ANY subsequent node crashes KNIME. I've tried all 3 memory policies in the "RDKit from...
View ArticleSimple exponential smoothing model
I am using the Moving Average icon to apply the simple exponential smoothing model, and it is asking me for a window size. Unless I am horribly mistaken, there is no window size... instead one has to...
View ArticleRelating association rules results with the original dataset
I have a data set that i want to apply association rules on itAfter association rules application a set of items only appear I want to know in which row (of the original data set) these itemsets...
View ArticleHow to write java code in KNIME?
I want to write and implement a java code in knime programhow can I do this?and how I relate a result of a node performed in knime with my code?e.g. I made association on a data set and i want the...
View ArticleTimeStamp Split date and time
Hi, I have a column (Timestamp) with the following format:21.Nov.2014 09:39:03How can I keep only the 21.Nov.2014 and basically make it look like 21.11.2014?I tried string to date/time, didnt work. I...
View ArticleExtract workflow variables
Good evening,Supposing I have a .knwf file created by someone, and supposing I'm not interested in knowing how the model has been built, since I just need to run it from batch, is there some way to...
View ArticlePartitioning node: Stratified sampling by integer
Hi KnimersI'm following a MOOC about ML in R where they do 2 things that I don't know how to do in Knime yet.1 - Stratified sample using an integer variable ( Partitioning node only shows strings);2 -...
View ArticleLinear Regression with integers result in double
Hi KnimersI'm trying to understand why my linear regression with all integer columns is predicting a column with double numbers. In this case, the scorer node doesn't work well :(Sorry if I doing...
View ArticleCheck/Plot residuals in a Linear Regression
Hi all,Me again...I couldn't find how to plot or check the residuals in my linear regression.Should I create a new column comparing actual values and predictions?And how about errors in a...
View ArticleBig Data Connectors disappeared for unknown reason
Hey,today I have installed the Knime Image Processing update 1.5.2.201610061254 and updated from version 1.5.1.201609282045. Since then I have no access to my big data connector extension...Everytime I...
View ArticleCustom Job Name
Dear, I want to give an end user (on the web portal) the ability to enter a custom job name, so they can save their executed workflows with a better name, instead of the current name "workflow name...
View ArticleTime Series Forecast with MLP with exogeneous Variable
Hello KNIME,I want to use MLP with exogenous variables to do a forecast.How I can use the MultiLayerPerceptron Predictor in my Case? I did not find how to add exogenous parameter for...
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