Preprocessing - 'Replacer' and 'Punctuation Erasure' nodes (whitespace)
Hi guys,referring to https://tech.knime.org/forum/knime-textprocessing/punctuation-erasure, I have encountered an interesting circumstance.Little backstory: I'm not satisfied with the 'Punctuation...
View ArticleInstall extensions
Hi everybody!I've read the amazing white paper about text and network mining. I've tried to download to see the full workflow in knime but, there are some nodes that knime can't load. How could I know...
View ArticleHelp using Knime in a bigger project.
Hi,Currently I have to participate in a big project mainly written in C. To summarize: it is accesible from a Virtual machine. User submit input and the code first check if there is already the...
View ArticleSentiment Analysis
Hi Guys,Just want to understand the limitation of KNIME text processing. Can KNIME classify the sentiment (+ve/-ve) based on context. Here i mean context is based on some political decision - Suppose i...
View ArticleRegressions: There are more nodes for multiple/logistic regressions?
Hi all,I started to use Knime this month and I'm really enjoying but I think that for econometrics, it's necessary more details on results.I still don't know how to run tests as Multicollinearity,...
View ArticleSimple Streaming issue/bug?
Apologies if this has been raised before but I couldn't see it, or if I've missed a solution. I'm experimenting with Simple Streaming & Wrapped Metanodes in 3.1.2 as the amount of data we're...
View ArticleXPath version
Hi, What is the version of Xpath that KNIME updated version can support.Thanks & Regards,Prasanna
View Articlerow filter
hi, i was wondering what the pattern expresion for the row filter node was in order to get the top 10 frequent words, i used bag of words, then TF, then Sorter. However once i get onto the row filter i...
View ArticleApending data to a table with an autonumber field
I have created a table which i want to append to an existing database table.iam using the database write nodeThe table i am trying to append to has an autonumber field, and i can not append the data...
View Articlefinding length of words
hi, i wanted to know how i can kind out the lengthg of words. for example i want to know what the longest word is in my data and what the shortest word is. my data is a set of comments i scraped of a...
View ArticleRLocalScripting
Hello everyone!I've tried to run a workflow as an example but it has a node call it "RLocalScripting", does anybody knows which extension should I install to get it?Thank you! Have a nice day :)
View ArticleStarting Tableau asynchronously from KNIME
I have a dataset from KNIME which I would like to visualise using Tableau. I am running on Windows.I am using an External Tool (Labs) node to call the Tableau executable. This opens up a Tableau...
View ArticleLoading multiple URL pages
Hi,I'm trying to load data from ATinternet using an URL which finish by : {start:'2015-01-01',end:'2015-06-30'}}&max-results=100&page-num=1Everything works well but I don't know how many pages...
View Articlehow to create new variables based on decision tree pmml
Just learning KNIME - really like it. Making good progress but have a question. I would like to create new variables based on the rules that define the end nodes created by a decision tree. I used the...
View ArticleHow to ignore an error inside a loop
Hi,I have a workflow with an Optimization loop. Unfortunatelly some combinations of values used in the optimization are not compatible with the algorithm String Matcher ( beacuse 2*weight(switch) must...
View Articlehow can i make the amount of request more than 180 in the Twitter Search
i wanna to take more than 180 maybe 100,000 or more . thanks
View ArticleKNIME 3.1.2 node repository loading issues at startup - Ubuntu 16.04 LTS
Hi,I am trying to start KNIME in the new Ubuntu system. KNIME hangs up during loading of the nodes in the nodes reporsitory after startup... which means I am unable to work on KNIME.How do I start with...
View ArticleMatlab snippet node problem
Hi,I'm facing problem to get the Matlab integration running.I have KNIME_SDK_3.0.0 , a local Matlab installation (R2015b with Statistics and Mchine Learning Toolbox) and my OS is Windows 8.1 Enterprise...
View Articleedit output csv file
Hi,i have text processed a document, and now i want to have the output in a csv file. But when i do that with a data report, i get all the text in diffrent columns in excel. Is there a way to get all...
View ArticleRow filter: rows after or below a certain tag
I have a file, in which several tables are included. Each table has a certain start and end tag string. The file is read in as such. Thus, each tag is in a single row, on column Thus, I want to...
View Article