---
title: "MLRecommender.ModelAlgorithmType.itemSimilarity(_:)"
framework: createml
role: symbol
role_heading: Case
path: "createml/mlrecommender/modelalgorithmtype/itemsimilarity(_:)"
---

# MLRecommender.ModelAlgorithmType.itemSimilarity(_:)

An algorithm that compares the similarity from item to item.

## Declaration

```swift
case itemSimilarity(MLRecommender.SimilarityType)
```

## Discussion

Discussion The default value is MLRecommender.SimilarityType.jaccard.

## See Also

### Recommender algorithms

- [MLRecommender.SimilarityType](createml/mlrecommender/similaritytype.md)