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Prevent write csv from converting reals to strings
I've used 'Score Test Data' operator to produce a scored dataset. I now want to export this to a csv. I used 'Write CSV' operator, chose ',' as the separator, and UTF-8 encoding. I only checked the box for 'write attribute names'. After running, the scored dataset does have the scores as 'reals' (type of data), as…
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Unable to output anything after Execute Python operator
I am trying to make a lasso regression plot with my dataset. However, it just does not show anything for my output in my Execute Python operator. My code is supposed to return the coefficient of the regression. There is no way for me to connect my Python block with any other operators as the other inputs are all expecting…
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Import data - no data found error message - CSV
Hi, I had been using the rapidminer for 2 days, I had imported several times the same structure csv, I had, but somehow it started to unrecognized the csv couple hours ago. I tried everything, the message always the same. No data found. "Try changing the column separator.." I checked the column separetor is good, it was…
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Data Tables to one .csv file
I have 8 data tables and I want to combine them all into one .csv file with their own separate sheets. How do I do that?
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Hi
I would like to know if there's form to delete the column Row No.
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Attempting to convert CSV file to JSON
I'm totally new. (But been through a LOT of the app tutorials!!) I've played with a lot of the 'Repository' & Importing Data files. Also found an 'Operator' module to 'Read CSV', which shows all info OK under the 'Results' Tab... Now, I found 1 help-page... (cant show 'link' now, as a newbie!!, but it had…
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creating a decision support system for meal recommendation
Consider factors such as dietary restrictions, nutritional goals, and meal preferences. attached below is my dataset
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How to compare common variables of two files?
I have two csv files, a and b. These two csv have a common variable 'c', and the other variables have different types and numbers. 'After creating a new variable aa in file a, if the value of variable c in both files is the same, fill aa with 0, otherwise fill with 1' Can we make a conditional statement like this? Creating…
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Export only label and prediction in CSV
Hi I'm trying to export in CSV file the outcome label and prediction from the result. Unfortunately the operator returns all the dataset with including the label and prediction. Is there any way to filter only these columns?
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How do you get the Neural Net to work?
Hi, For a project I am truing to predict rating levels associated with user reviews from Amazon Reviews using the available features. Inside cross validation I have Random Forest and in Split Validation I have Neural Net (which won't work). Should I use Neural Net? How do I get the model to predict more than just high? How…
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How to sort date-time values in monotonically increasing order?
Process I have data from a CSV file, which have been cleaned of missing values and the attribute time have been converted from nominal to numerical.<br><br>When proceeding to convert the data into 24h frames, the infamous error message come to life. <br><br>Can the community help me sort the examples(rows) in a "strictly…
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please help me I'm just beginner https://archive.ics.uci.edu/ml/datasets.php
. 1. Conduct any data preparation that you need for your data set. This may
include handling inconsistent data, dealing with missing values, or changing
data types. Remember that in order to calculate means, each attribute in your
data set will need to be numeric. If, for example, one of your attributes
contains the values…
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CSV File becomes very large when imported to RapidMiner
Hey everyone, I have a .csv file with a size of 283MB, however when loading the file into RapidMiner it becomes roughly 6.7GB, which is too large for my system to perform text mining. The file contains 3 columns and around 220.000 rows. Two of the columns are simply ID's and one column is the actual text with around 100…
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How to save?
Hey so I have a problem. When I would like to uplod a csv file from my computer in auto model I can not save it. Everything is fine until the finish line. It doesn't bring up my saving options so I can't choos one. So I can not start anything. Any tips?
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Reading csv files with % and $ data
I am trying to read a csv file. The column names and first row of data are below. I need to convert data that contain % or $ to real numbers, not polynomials. How can I do this?…
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Import a CSV, without false Linebreaks
Hi,I'm currently writing my Bachelors on Machine-Learning (Sarcasm detection specifically).My Prof. recommended Rapid Miner.Here's the problem: when trying to import the corpus I intend to work with (and am already working with in a survey, and that is also used in dozens of works im referencing) Rapid Miner moves content…
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Open md file
How to load or open md file in rm tudio?
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How to name a csv file by current date?
Hello, I am using a Write csv operator followed by a Send Mail operator to send out the csv file to the given email. It looks alright but I want to name csv file by the current date, so for example, for June 30, 2021 it will be "5/30/2021 data.csv" and it will change everyday when I run the process. I am not sure how can I…
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How can I import a CSV with linebreaks in a string with quotes?
Hi, I am trying to import a dataset from kaggle. Unfortunately, this CSV file contains strings with line breaks. The string is in quotes but I am not able to import it with Rapidminer. Thanks for any help :smile:
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How to export the result as a csv file when you run a process in AI Hub?
Hello, I am using Rapidminer AI Hub to schedule and monitor a process. Inside the process I am using a store operator which saves the final result. Since, the process is updating daily I want the final result as a csv format from the process. My question is, how can I get a CSV file as an output which gives me the final…
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Question about data mining
Hey, I'm doing a job for a data mining discipline where the teacher gave me
two training and one test csv, where the training category has the feat 8
category filled in but the test category is not and the goal is finding that
value, he said he could use the rapidminer for work. When I showed what I perceived from the…
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How can I open multiple signal file?
How can I open multiple signal files like Multiple grayscale image opener in the image miner extension?
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How to change data of value
How to change data of value? like example the data contains 0 and 1, i want replace the number if 0 mean male and 1 is female, anyone have idea? I already used replace and map operators before but its not work
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Import process stops when trying to read a CSV file.
I installed RapidMiner Studio version 9.8.001 to a Ubuntu 20.04.2 LTS 64 bit. Program stops working after importing a CSV file. See attached screenshot.
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Prediction in CSV Data
Hello everyone, I hope you all are doing well, I have CSV Data and It contains Hundreds of thousands of rows and we get 5 Values for each raw, as you can see in Photo. I Would like to predict column "Kraft_maximum_wert_schnitt_3", "Kraft_maximum_wert_schnitt_4" and "Kraft_maximum_wert_schnitt_5" From Columns…