Solutions to "Just KNIME It!" Challenge 37

This thread is for posting solutions to “Just KNIME It!” Challenge 37. This week we’ll be working with text deduplication using PDF parsing techniques! :open_book: :bookmark_tabs: :books:

Here is the challenge: Just KNIME It!

Feel free to link your solution from KNIME Hub as well!

And as always, if you have an idea for a challenge we’d love to hear it! :heart_eyes: Tell us all about it here.

Season 1 of “Just KNIME It!” is slowly coming to an end: we’ll wrap up on October 26!


here is my solution:

Two alternatives:

  1. In the first one, I detect the rows containing the incipit of the document and their position. Anything going from the position of the second incipit has to be discarded.
  2. In the second one, I simply use a duplicate row filter to get rid of all duplicate rows.

Have a nice day,


Hello KNIMErs,

Here is my solution to #justknimeit-37 :

KNIME Hub > gonhaddock > Spaces > Just_KNIME_It > Just KNIME It _ Challenge 037


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Here’s my solution using only 1 node (in addition to the Tika-Reader) :wink:



HI All,

I was clueless so based my answer in mix. of the first 2 I saw ( @lelloba and from @gonhaddock

Also came with a doubt that I would appreciate some help :


Hi @Adrix , Regex Split requires groups using (). You can see my examples of this here:


Here’s my solution

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Dear all,

Here’s my solution:


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My take on challenge 37- text deduplication .

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Hi all, here is my solution.

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here my solution: jKi-37 – KNIME Hub

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Afternoon everyone !
My submission for this rather similar solution to the others !

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Hi everyone,
Here is my solution.

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As always on Tuesdays, here’s our solution to last week’s #justknimeit challenge! :blush:

See you tomorrow for a new challenge!

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