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Questions tagged [myrrix]

Myrrix is a complete, real-time, scalable recommender system, evolved from Apache Mahout. It is now the Oryx project, founded by Cloudera.

Myrrix is a complete, real-time, scalable recommender system, evolved from Apache Mahout. In July 2013 it became part of Cloudera. The continuation of the project, as Oryx, was released in November 2013. Myrrix was end-of-lifed in December 2013.

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Duplicate records in data for Myrrix?

Can someone help me identify how Myrrix handles if there are duplicated records of in the input data? What would be the result in the case of implicit as well as explicit feedback data? What if explicit feedback duplicated records have different…
Viku
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What is the minimum value dataset for MYRRIX SERVING LAYER

I am okay wit the example data set from audioscrobbler, which is totals in 75K users and 50K items. But mine is to tiny ,since I am in the start of the road. So will be happy to know what are the minimum data set used in Myrrix. The reason of asking…
user1087894
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Myrrix java.io.IOException upon ingest when following the tutorial

I am attempting to follow the tutorial for evaluating Myrrix for my collaborative filtering needs: http://myrrix.com/quick-start/ On my Windows 7 laptop, I am able to get the stand-alone java binary running. I can load the web interface on port 80.…
Matthew Reinbold
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Myrrix REST API - does function Set / Add Preference automatically omit the preferred item in recommendations?

My setup is 500K rows of 200K users and 2K items with no preference values (i.e. the default preference value is 1.0). Normally, the recommendation engine does not recommend the items user already has preference for. This is ok, since I dont want to…
ulkas
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Multiple models in Myrrix

I have a CSV file like this: typeA,typeB typeA,typeC typeA,typeC typeA,typeB Here, typeA, typeB and typeC are 3 different types of entities. Consider types B and C to be two different types of items and consider type A to be the users. I can build…
Nilesh
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Can Myrrix be used for user-based collaborative filtering?

Can I use Myrrix for user-to-user recommendations like I can with Apache Mahout? If yes, please describe, or give a link to a way to do so. I wanted to use Myrrix for its easy-to-use REST API and because it's very fast and lightweight. I need to…
Nilesh
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Can you start Myrrix with pre-calculated model?

I noticed myrrix creates a file within a tmp directory that is like a model. Can I start myrrix with this information in order to save time and not have to re-ingest the data. Sat Jan 18 10:03:09 EST 2014 INFO Writing model to…
Menelaos
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Myrrix: What will happen now that it is part of Cloudera?

Myrrix was recently purchased by Cloudera. Will Myrrix become part of the Cloudera platform? Is there any estimate for when that will occur? Will there be a charge for the use of Myrrix in the future? Thanks!
user2974940
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Overlapping Models in Myrrix

I'm currently using Myrrix to get recommendations as follows: User,Item,Score But I'd like to add the ability to recommend as follows: Collection,Item,1 (where Collection is a group of Items - I could have called this Album and Song, but yes, the…
Andrew Regan
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Efficient way for String to ID mapping for myrrix

Myrrix takes in only long userId, itemId for processing which forces in generating an initial mapper for files having such items as string. For example file like : (alice,refrigerator) (bob,refrigerator) needs to change into: <1,1> <2,1>. This…
Viku
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Myrrix recommend vs recommendToAnonymous

In Myrrix, what are the differences (mainly in terms of performance - time taken, memory) between doing a recommend query for a particular user, and doing a recommendToAnonymous query by treating that user as anonymous and feeding that user's items…
Nilesh
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how to get top users in myrrix

similar to http://myrrix.com/rest-api/#mostpopularitems, how do i get users with most user-item preferences?
ulkas
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list of recommendations without outdated (old) items

i couldn't find any info on this anywhere. i have a setup of users and items, where the items could became outdated pretty fast (in days). this means, i cannot show those items anymore, since the customer (who sells items) has no credit left and we…
ulkas
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