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rename many similar attribute
hi there. i have so many attributes that named "att_1, att_2, ..., att_500". i want to rename them to eg "attribute". how can i do that? Thanks
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Compare 2 different attributes
Hi, I want to compare one column with all other columns. No column have same number of rows. 1 column may have 5, another10, another 12, 6,4,9... so on.. i want to create new columns after comparison Ex: N | A | B | C 1 3 7 6 3 1 4 2 6 2 1 7 8 4 --------------------------- new columns are: A1 | B1 | C1 3 7 6 1 4 1
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Reuse the result from loop
Hi i am trying this <?xml version="1.0" encoding="UTF-8"?><process version="9.9.002"> <context> <input/> <output/> <macros/> </context> <operator activated="true" class="process" compatibility="9.9.002" expanded="true" name="Process"> <parameter key="logverbosity" value="init"/> <parameter key="random_seed" value="2001"/>…
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Get the index of every word start index and end index in a sentence
Hi, i am trying to generate 2 new columns that gives start and end index of every word in a sentence and there is only 1 sentence. Ex: This is an apple | | | | | | index: 0 3 5 8 11 15 Word | Start | End This | 0 | 3 is | 5 | 6 an | 8 | 9 apple | 11 | 15 Can anyone please help me here.
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Is there a way to avoid the loop operator from breaking if there are no records in ExampleSet?
I am using the Loop Values Operator in my RM process and there are some instances where the input is an empty ExampleSet. Usually what I have seen in programs is that the loop does not throw errors for empty iterators. Can we achieve the same with RM. The attribute parameter is 'id' and the iteration macro is 'loop_value'.
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deploy model to get results row by row for streaming input
I want to iterate over a sample of test records and generate the predictions row by row instead of all at the same time. This is to replicate predictive maintenance behavior where data may come after every 5 seconds from sensors and we have to predict one row at a time. Process is created with RM Studio 10.1 and api…
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Loop +Aggregate; color to a column
Hi, I have say S.No, Required, A, B, C, D, E.... 2 columns are surely present (S.No, Required) and others are unknown. But at least 1 will be there.(S.No, Required, A). What I want is to multiply Quantity* A, Quantity*B,Quantity*c like that.. with all the columns except S.No. later want to add all the values =>…
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Append url parameter using loop
I'm sure this has been answered somewhere before. I'm using the "Read HTML Tables' operator to scrape a table from a website. However the data is across webpages that end with the page number, such as ?page=2. How do I create a loop that changes the last digit with each step, using the "Loop Parameters" operator?
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I want to select one row at a time from the exampleset. Which loop operator should i select?
I want to select one row at a time from the exampleset. Which loop operator should i select?
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Help me with loops to take one value at a time?
Hey all can anyone help me with loops to take only one value at a time and the loop have to repeat until all the values in a attribute are completed ? When I run my model it's only taking 1st value it is not updating to others values!?
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Loop over pairs of attributes
Hi, I have a dataset containing two sets of generally named attributes: (label_1,..., label_91) (pd_1,...,pd_91) I would like to create a loop process inside which there will be a linear regression, with the label attribute being the respective looped label_ and the regression is using the previous day data for building…
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Loop Subsets of attributes and log result of each loop
Hi, I have a bunch of attributes / features in my dataset and want to find out which combination of features will train the best model. Therefore I am using the LoopSubsets Operator. I specified it to "min number of attributes" = 2, so I will get at least 1 feature and the label in each loop. I use the branch operator to…
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Excel worksheet loop using Macro
Hi All - I'm having trouble with something I thought would be relatively easy and unable to get through it. I basically would like to "Read Excel" in a loop by using a macro to loop through however many sheets are in this file as they can change from month to month. The data structure is the same on each tab but each…
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Is standard deviation reported when the Loop Parameters operator is used?
Hi. I have a CV where, if run on it's own (outside of a Loop Parameters operator) I get average accuracy and the standard deviation. However, when I run my CV within the Loop Parameters operator, changing the Neural Net training cycles, I only get accuracy reported for each of my training cycle settings. Is it possible to…
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Given a database table how to use macros and loop to change the multiple "where" values of SELECT
Given a database table how do I use macros to change the multiple "where" values of a select query using rapidminer? I have created a sample process but there the WHERE clause is having a single condition.. I want to check for multiple conditions. For example if I want to check like ACCOUNT_NO & CUSTOMER_ID how do I use…
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Comparing every row of an exampleset with all the rows in another
I have two examplesets, say A and B, with the same set of attribute names, and each individual row from A needs to be compared with all rows in B to be categorized based on a criteria on a particular attribute. My initial thought was to use a Loop Examples operator to iterate over the rows of A, and to retrieve B and apply…
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Automate manual iterations // Text analysis
Hello Community, I am facing an automation problem. Initial situation:* I want to check how often words from a given list (categories) occur in my Example Sets (100 texts). * I have 7 categories with labelled words (architecture, activities, culinary etc.) * So the point is to check in 100 texts how many words occur per…
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changing data type after loop file or zip reading
hello, after reading the loop zip file and trying to append multiple data set, data types don't match even though the same column name? i tried selecting attribute before the append but the problem is data attributes don't appear.can i find more suggestion ?
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How do I feed examples incrementally to a looped process?
Say I have 50 examples in my dataset, I want to feed the the first 10 data examples to the process, then the first 20 in the next iteration and then the first 30 and then the first 40 and then all 50 - How can I do this in RapidMiner?
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how to use loop in Rapidminer
Hello, I have below Data, I want to check first value with all below values and vice versa is greter or not and put True or False flag in check column 1 Sr A Check 1 12 2 5 True 3 8 True 2 Sr A Check 1 12 False 2 5 3 8 False 3 Sr A Check 1 12 false 2 5 true 3 8 How can i do this
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how create this attribute
Hi, I´m new in RM. I have to do the next task: Transform the attribute "index_evento". Excel to RM. I need you help !!! I need the attribute "index_event" as like in Excel. In the next comment you will find the XML. I´m going to share the last part of the process. THANKS !!!
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Can I used
Can I used "LIKE" on branch opeartor e.g. I need to check "%{periodicity} LIKE %ROLLING%" how to write this condition on branch
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Change unix time stamp on loop
Hi - i have spent a lot of time searching the forum, but cant work it out. Wondering if anyone can help me please. I am trying to loop using a macro and changing a value that is inserted in to the URL (a different UNIX timestamp) on each iteration,. I want to do this in order to loop sucessive calls to the API to get more…
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There seems to be a problem with the parameter
Hi I'm Dongryeol Shin There seems to be a problem with the parameter "enable parallel execution" of the loop operator. I am using GBT model 10 times in parallel using "enable parallel execution" in loop. At first it is running fine and after a few hours, the process does not proceed as follows. It stays still in this…
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How to loop through pictures for text recognition
Hi everyone, I am new to Rapidminer and I would appreciate if any help you can provide. I have a database with a field of URLs. All the URLs are pictures. I need to find a process that without clicking manually on URLs, I still can extract text from the URL images for every row in my dataset. My dataset has hundreds of…