Help Center/ Graph Engine Service/ API Reference (ME-Abu Dhabi Region)/ Service Plane APIs/ Algorithm APIs/ Algorithm API Parameter References/ Node2vec

Updated on 2022-02-22 GMT+08:00

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Node2vec

**Table 1** **parameters** parameter description
Parameter	Mandatory	Description	Type	Value Range	Default Value
P	No	Rollback parameter	Double	Greater than 0	1
Q	No	Forward parameter	Double	Greater than 0	1
dim	No	Mapping dimension	Integer	An integer between 1 and 200 (including 1 and 200)	50
walkLength	No	Random walk length	Integer	An integer between 1 and 100 (including 1 and 100)	40
walkNumber	No	Number of random walk steps of each vertex.	Integer	An integer between 1 and 100 (including 1 and 100)	10
iterations	No	Number of iterations	Integer	An integer between 1 and 100 (including 1 and 100)	10

**Table 2** **response_data** parameter description
Parameter	Type	Description
embedding	List	Vector representation of each vertex mapped to the Euclidean space. The format is as follows: [{vertexId:vectorValue}] where vertexId is of the string type. vectorValue: is an euclidean vector, for example, [-0.485, -0.679, 0.356].

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