# \#knowledge-graph **URL:** https://community.neo4j.com/tag/knowledge-graph/387.md [Latest](https://community.neo4j.com/latest.md) · [Categories](https://community.neo4j.com/categories.md) · [Tags](https://community.neo4j.com/tags.md) --- ## [Round of 16 Challenge: Knowledge Flow Graph - India 🇮🇳](https://community.neo4j.com/t/round-of-16-challenge-knowledge-flow-graph-india/79854)
**Author:** [@venkatasaiprasadp](https://community.neo4j.com/u/venkatasaiprasadp)\ **Replies:** 0\ **Last updated:** [July 10, 2026, 3:39pm UTC](https://community.neo4j.com/t/round-of-16-challenge-knowledge-flow-graph-india/79854 "2026-07-10T15:39:35Z")
:trophy: GraphAcademy Cup Submission — Round of 16 GraphAcademy Cup Team Profile Link Team Profile Link: https://cup.graphacademy.neo4j.com/teams/country-in GraphAcademy Public Profile Username Public Profile Username… --- ## [AI-Native Data Architecture for Trusted AI with Arhasi TrustHouse and Neo4j](https://community.neo4j.com/t/ai-native-data-architecture-for-trusted-ai-with-arhasi-trusthouse-and-neo4j/79748)
**Author:** [@trusthouse.ai](https://community.neo4j.com/u/trusthouse.ai)\ **Replies:** 0\ **Last updated:** [July 3, 2026, 11:39am UTC](https://community.neo4j.com/t/ai-native-data-architecture-for-trusted-ai-with-arhasi-trusthouse-and-neo4j/79748 "2026-07-03T11:39:48Z")
Fireside chat: Chiru Bhavansikar (Founder, TrustHouse.AI) and Brian Nielsen (VP of Product Marketing, Neo4j) discuss how to move enterprise AI from pilot to production without losing control of governance, security, or y… --- ## [🏆 WINNER Week 2: Drug Interaction Checker - India](https://community.neo4j.com/t/winner-week-2-drug-interaction-checker-india/79490)
**Author:** [@venkatasaiprasadp](https://community.neo4j.com/u/venkatasaiprasadp)\ **Replies:** 0\ **Last updated:** [June 19, 2026, 11:04am UTC](https://community.neo4j.com/t/winner-week-2-drug-interaction-checker-india/79490 "2026-06-19T11:04:37Z")
:trophy: GraphAcademy Cup Submission Topic Title: Week 2: Drug Interaction Checker - India GraphAcademy Cup Team Profile Link Team Profile Link: India | GraphAcademy Cup GraphAcademy Public Profile Username Public P… --- ## [An open-source knowledge graph-powered RAG system that combines a 7.1M-node Neo4j graph (35M relationships, 12M EXTRACTED\_FROM edges) with UMLS clinical reasoning path traversal for precise retrieval over medical and scientific literature](https://community.neo4j.com/t/an-open-source-knowledge-graph-powered-rag-system-that-combines-a-7-1m-node-neo4j-graph-35m-relationships-12m-extracted-from-edges-with-umls-clinical-reasoning-path-traversal-for-precise-retrieval-over-medical-and-scientific-literature/77989)
**Author:** [@jeujaiwu](https://community.neo4j.com/u/jeujaiwu)\ **Replies:** 0\ **Last updated:** [May 18, 2026, 6:38pm UTC](https://community.neo4j.com/t/an-open-source-knowledge-graph-powered-rag-system-that-combines-a-7-1m-node-neo4j-graph-35m-relationships-12m-extracted-from-edges-with-umls-clinical-reasoning-path-traversal-for-precise-retrieval-over-medical-and-scientific-literature/77989 "2026-05-18T18:38:50Z")
I built an open-source knowledge graph-powered RAG system for medical and scientific literature. The retrieval pipeline runs on a Neo4j graph with 7.1M nodes, 35M relationships, and 12M EXTRACTED\_FROM edges connecting co… --- ## [LookInsight AI: Zero-Hallucination Email Automation Powered by Neo4j Knowledge Graphs](https://community.neo4j.com/t/lookinsight-ai-zero-hallucination-email-automation-powered-by-neo4j-knowledge-graphs/75954)
**Author:** [@hello1](https://community.neo4j.com/u/hello1)\ **Replies:** 0\ **Last updated:** [November 22, 2025, 4:26am UTC](https://community.neo4j.com/t/lookinsight-ai-zero-hallucination-email-automation-powered-by-neo4j-knowledge-graphs/75954 "2025-11-22T04:26:14Z")
Hey Neo4j Community! :waving\_hand: Just launched LookInsight AI - an email automation platform that uses Neo4j knowledge graphs to eliminate AI hallucinations. :link: Live Demo: https://lookinsight.ai The Problem LLM… --- ## [LLM Knowledge Graph builder new source and destination : an existing Neo4J Aura graph](https://community.neo4j.com/t/llm-knowledge-graph-builder-new-source-and-destination-an-existing-neo4j-aura-graph/73132)
**Author:** [@alexisrenard.io](https://community.neo4j.com/u/alexisrenard.io)\ **Replies:** 5\ **Last updated:** [March 23, 2025, 11:26am UTC](https://community.neo4j.com/t/llm-knowledge-graph-builder-new-source-and-destination-an-existing-neo4j-aura-graph/73132 "2025-03-23T11:26:25Z")
Hello, Great work with the LLM Knowledge Graph builder. I'm wondering two things more to really consider using it for our project : The graph builder looks quite nice for ad'hoc analysis and demos. In our usecase, we a… --- ## [How can I find the neighbor nodes when the nodes are not from \_\_Entity\_\_ type?](https://community.neo4j.com/t/how-can-i-find-the-neighbor-nodes-when-the-nodes-are-not-from-entity-type/70996)
**Author:** [@aylin.naebzadeh](https://community.neo4j.com/u/aylin.naebzadeh)\ **Replies:** 3\ **Last updated:** [November 12, 2024, 5:54am UTC](https://community.neo4j.com/t/how-can-i-find-the-neighbor-nodes-when-the-nodes-are-not-from-entity-type/70996 "2024-11-12T05:54:04Z")
I am a beginner in learning about Neo4J and Cypher queries, and following this GitHub for building a Hybrid RAG using knowledge graphs. I have added a graph to my Neo4j workspace using Cypher query. The example of comman… --- ## [Are there any plans to add "build\_communities" to the Neo4jPropertyGraphStore?](https://community.neo4j.com/t/are-there-any-plans-to-add-build-communities-to-the-neo4jpropertygraphstore/71314)
**Author:** [@bernd](https://community.neo4j.com/u/bernd)\ **Replies:** 0\ **Last updated:** [November 5, 2024, 5:53pm UTC](https://community.neo4j.com/t/are-there-any-plans-to-add-build-communities-to-the-neo4jpropertygraphstore/71314 "2024-11-05T17:53:33Z")
LLamaIndex implements a PropertyGraphIndex which can use Neo4jPropertyGraphStore. Unfortunately, the build\_communities() function is not yet implemented. Are there any plans to do so? --- ## [Are there any specific libraries available to make a Knowledge Graph in Neo4j?](https://community.neo4j.com/t/are-there-any-specific-libraries-available-to-make-a-knowledge-graph-in-neo4j/68009)
**Author:** [@night.fury3107](https://community.neo4j.com/u/night.fury3107)\ **Replies:** 0\ **Last updated:** [May 21, 2024, 5:59am UTC](https://community.neo4j.com/t/are-there-any-specific-libraries-available-to-make-a-knowledge-graph-in-neo4j/68009 "2024-05-21T05:59:22Z")
I am currently working on a project where I need to create a Knowledge Graph from a healthcare PDF document. I would like to know if there are any specific libraries or resources available that can help me build a Knowle… --- ## [LLMs for Knowledge Graphs](https://community.neo4j.com/t/llms-for-knowledge-graphs/66116)
**Author:** [@Christophe\_Willemsen](https://community.neo4j.com/u/Christophe_Willemsen)\ **Replies:** 0\ **Last updated:** [February 2, 2024, 10:27pm UTC](https://community.neo4j.com/t/llms-for-knowledge-graphs/66116 "2024-02-02T22:27:40Z")
Sharing a blog post of a real use case where we used LLMs for constructing knowledge graphs in Neo4j for the Rockefeller Archive Centre. --- ## [Link prediction between nodes of two in-memory graph Using GraphSAGE algorithm](https://community.neo4j.com/t/link-prediction-between-nodes-of-two-in-memory-graph-using-graphsage-algorithm/42677)
**Author:** [@engr.muzamilshah](https://community.neo4j.com/u/engr.muzamilshah)\ **Replies:** 1\ **Last updated:** [August 20, 2021, 7:49am UTC](https://community.neo4j.com/t/link-prediction-between-nodes-of-two-in-memory-graph-using-graphsage-algorithm/42677 "2021-08-20T07:49:06Z")
Hi, How can I get link prediction between nodes of two in-memory graph: Description: Given a graph database contains: User, Restaurant and Menu nodes, with FRIEND(User, User), ORDER(User, Menu), VISIT(User, Restaura… --- ## [Best way to create Nodes and Relation for a given data where a node is linked to multiple nodes](https://community.neo4j.com/t/best-way-to-create-nodes-and-relation-for-a-given-data-where-a-node-is-linked-to-multiple-nodes/41984)
**Author:** [@engr.muzamilshah](https://community.neo4j.com/u/engr.muzamilshah)\ **Replies:** 4\ **Last updated:** [July 27, 2021, 1:32pm UTC](https://community.neo4j.com/t/best-way-to-create-nodes-and-relation-for-a-given-data-where-a-node-is-linked-to-multiple-nodes/41984 "2021-07-27T13:32:12Z")
Hi everyone, I want to know about the best way to construct a knowledge graph based on the give data in the table. Description: The same player 'John' plays for two clubs 'Club A' and 'Club B', For Club A, he scored a … --- ## [(node2vec,deepWalk..) VS(TransE,Rescal,ConvE..)](https://community.neo4j.com/t/node2vec-deepwalk-vs-transe-rescal-conve/36530)
**Author:** [@chetoui.ismail96](https://community.neo4j.com/u/chetoui.ismail96)\ **Replies:** 2\ **Last updated:** [April 9, 2021, 10:08pm UTC](https://community.neo4j.com/t/node2vec-deepwalk-vs-transe-rescal-conve/36530 "2021-04-09T22:08:25Z")
Hi everyone, I hope that you doing very well I just start reading about Knowledge graph Embedding (KGE), I actually read a bunch of papers but I can't understand exactly whats the difference (if there is) between Node R… --- ## [Deepin from London, interested in Graph application on knowledge management (Python)](https://community.neo4j.com/t/deepin-from-london-interested-in-graph-application-on-knowledge-management-python/23213)
**Author:** [@fordeepin](https://community.neo4j.com/u/fordeepin)\ **Replies:** 1\ **Last updated:** [August 12, 2020, 6:08am UTC](https://community.neo4j.com/t/deepin-from-london-interested-in-graph-application-on-knowledge-management-python/23213 "2020-08-12T06:08:10Z")
Through Data Science I have discovered Graph Database and then much more from Neo4j (Thank you). With decade long engineering, knowledge management background , to me Graph database sounds just the right thing to look fo… --- ## [Fighting Fatal Coronavirus Using Knowledge Graph](https://community.neo4j.com/t/fighting-fatal-coronavirus-using-knowledge-graph/14634)
**Author:** [@joshua.yu](https://community.neo4j.com/u/joshua.yu)\ **Replies:** 8\ **Last updated:** [March 27, 2020, 12:01pm UTC](https://community.neo4j.com/t/fighting-fatal-coronavirus-using-knowledge-graph/14634 "2020-03-27T12:01:05Z")
(Image source: 新型冠状病毒不耐高温 还怕这个东西 ::: 六度网) \*Compiled and translated with the permission from the author. The original article was published at: http://we-yun.com/index.php/virus/120.html by Zhi Zhang from we-yun.com. \* …