Neo4j

Hello I could not find any info or scientific paper about recommended data density for person similarity and matrix factorisation. I want to use them in my university project. Any hint with source would be helpful!

I am bulding recomemdation engine and in my model two nodes are connected to each other by multiple relationship of the same label. I want to pass to gds plugin only relationships that property date is bigger than some date that means it wont be all ...