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Questions tagged [knime]

KNIME (Konstanz Information Miner) is a user-friendly graphical workbench for the entire data analysis process.

KNIME is an open-source data analysis software, with various plugins from different areas. It has plugins from text mining to image processing, including the chemical structures and high throughput experiments.

KNIME Desktop is available for Windows, Mac and Linux under GPL v3 (or a custom license).

KNIME stands for Konstanz Information Miner and can be run on a centralized server with an integrated web interface or as standalone Rich Client. The client is based on the Eclipse Platform with the plugin and update mechanism. KNIME also offers job scheduling.

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execute KNIME workflow using python or java in LINUX system

I have a workflow based on logistic Regression created on KNIME Analytics Platform. Now I want to run that project as a backend with the help of java or python in a LINUX machine. Is it possible? if yes please tell me how?
Rishabh K Sharma
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KNIME custom node output format

Is it possible to set the output format of my custom node to any object i created inside my node? or are there restrictions?
Alex
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Database query node in knime

I was Struggling with the node "Database Query". It shows the default Query as "SELECT * FROM #table# " While entering the query it shows the error as "Invalid Settings" Database view place holder #table# must not be replaced. What actually…
Uma Ramya
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Knime with database

How to add new driver into database through KNIME preferences? Generally, File-> Preferences -> Add File/ Add Directory The files accepted are only of *.jar or *.zip. MY QUESTION I have installed ODBC64 into my PC. Now I need to add that file…
Uma Ramya
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Cross-validation using Knime

I am using Knime and I've created a Neural Network using MLP (MultiLayer Perceptron). It works fine. You may ignore all the yellow nodes as all they do is reformat the data sheet. This works, but I would like to incorporate Cross Validation into…
buydadip
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Hive connector to HDP 2.6 not working

I am using KNIME 3.4.1 and trying to connect it to HDP 2.6.1 using this KNIME blog post. The kerberos ticket is present E:\Omkar\Development\Software\Analysis\KNIME>klist Credentials cache: C:\Users\ojoqcu\krb5cc_ojoqcu Default principal:…
Kaliyug Antagonist
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Color duplicates in knime report

In KNIME REPORT VIEWER, we colour the data conditional based with help of highlights tab on bottom pane. My Question For example there is a data with me, Student marks of a particular subject, I want to mark the students with a particular…
Uma Ramya
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KNIME ANALYTIC PLATFORM: What does pattern mean in knime?

I am working on KNIME ANALYTIC PLATFORM as part of my project. I am new to this analytics platform. Prediction Analysis is the practice of extracting information from existing data sets in order to determine patterns and predict future outcomes…
Uma Ramya
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AttributeSelectedClassifier - How to deal with error "A nominal attribute (likes) cannot have duplicate labels ('(0.045455-0.045455]')"

I am using KNIME in order to activate a WEKA node AttributeSelectedClassifier . But i keep getting this exception claiming that my attribute is nominal and has duplicate values. But, it is numeric and it is very expected to have duplicate values in…
Samer Aamar
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How I can select the coordinate X and Y of R plot from Column Filter (R/Knime)?

So, I have this workflow : I have selected 2 columns(Day and Temperature) from my file using ‘Columns filter’. And I connected to ‘R plot’ that I configurated but I obtain this : The day column is not selected as X axis but (Row ID) and the Y…
R.Bun
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ARIMA Nodes in KNIME how to use?

I'm new to KNIME and trying to use ARIMA for extrapolation of my time series data. But I've failed to make ARIMA Predictor to do it's work. Input data are of the following…
Deil
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Can someone explain me the Logistic Regression implemented in Knime tool

I have been going through the logistic regression source code for some time now. See https://github.com/knime/knime-core/blob/master/org.knime.base/src/org/knime/base/node/mine/regression/logistic/learner3/Learner.java My understanding on Logistic…
Devi
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With what values Array2DRowRealMatrix get initialised when declared?

I am trying to figure out Logistic Regression implemented in Knime tool. Pls see https://github.com/knime/knime-core/blob/master/org.knime.base/src/org/knime/base/node/mine/regression/logistic/learner3/Learner.java In the irlsRls method, there are…
Devi
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Connect BigQuery with Knime

I'm trying to connect the with Knime the BigQuery API to download or make some querys at the Knime console, and I have some problems with the Driver. I install de simba googlebigquery driver but don't works because I don't know how to complete this…
Héctor Ibáñez
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Spark integration in knime

I am planning to execute spark from KNIME analytics platform. For this I need to install KNIME spark executors in the KNIME analytics platform. Can any one please let me know how to install KNIME spark executors in the KNIME analytics platform for…
Hiranya Deka
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