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Head's Up! Site migration is underway. Phase 2: migrate recent content

Forum Posts

Migration back to Discourse

Hello friends! So... about a half year ago we switched the platform used here on from Discourse to a vendor called Khoros. We were hopeful about Khoros as a platform that we could build upon to make a great website for the communi...

About the General Discussions board

  The General Discussions board is meant as a location to ask non-technical questions either about Neo4j, or about the Graph Community in general. Use the General Discussion board for some of the following: Looking for a job OR hiring for a position...

TrevorS by Community Team
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Example Exercises to Teach Neo4j And Reco Engines

Hi All, I want to expose my MBA class to Neo4j to show them the intuition behind recommendation engines. Between the Desktop tool and Browser, Neo4j is extremely accessible and with the built-in visualization, I want to try to reinforce the topic vi...

What’s cooking? Part 4: Similarities

It’s time for part 4 of the BBC Good Food Series. In this post we’ll learn how to use the Jaccard Similarity Algorithm to compute recipe to recipe similarities, and more.You can read the previous parts of the series to get up to date:Part 1: Importin...

Is there a Neo4j Graph Storage documentation?

I work with Neo4j to store a huge and dense Knowledge Graph. I want to build a polyglot persistence architecture to speed up graph algorithms. To do this I need to know all details about the native Graph Storage of Neo4j. This is documented in Chapte...

Resolved! Convert date of birth property to age during MATCH

Hello, I have :Person nodes that have a dateOfBirth property. I need to filter out these nodes by an age range In my mind, I'm envisioning something like: MATCH (n:Person) WHERE getAge(n.dateOfBirth) >= 30 AND getAge(n.dateOfBirth) <= 50 RETURN n Is...

Realtime notifications of node changes

Hello, I'm working on a dating app. I just setup the "Like" relationships and I'm trying to work out a way to notify the other user that someone like them (if they're logged in). I looked at the APOC triggers, but they seem to be more of "call a web ...

Trouble with algo.pagerank()

I am trying to create a page rank for my FIELD nodes based on the number of MODIFIES relationships they have. I am using the guide to create my call CALL algo.pageRank("FIELD", "MODIFIES", {iterations:5, dampingFactor:0.85, weightProperty: null, writ...

me1 by Node
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Jaccard and merging similar nodes

Hi everyone, I hope you are enjoying Neo4j as I do. I am working on a graph where I have nodes with similar relationships. To minimize the number of relationships in the graph, I am thinking to only keep one node of every similar group of nodes and c...

NAElTQ by Node
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How to get certified?

To strictly follow these steps, not only can I certify for Neo4J, but I have gained a basis for taking MongoDB. Follow the post! It is in Portugese Certificação Neo4j O Exame consiste em 80 perguntas que dev...

web2ajax by Node Link
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Japanese blog

We sometime write Neo4j blog, but almost all article is written in japanese... If you can read japanese, take a look and comment it !

m-kiuchi by Node Clone
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Rock 'n' Roll Traffic Routing, with Neo4j, part 2

Happy Humpday (Wednesday) folks! How you spend it is up to yourselves. But whatever you do, I think you should take a moment to read the second installment of my Neo4j and graph algorithm tutorials. Last week we learned how to route traffic with CYPH...

Podcast episode: Will Lyon, Neo4j

Here's my interview with Will Lyon from Neo4j: Transcription is at Podcast interview with Will Lyon, Neo4j A blog about my work and fun with Neo4j, the world's leading graph database platform. ...