---
title: MLRecommender.SimilarityType.cosine
framework: createml
role: symbol
role_heading: Case
path: createml/mlrecommender/similaritytype/cosine
---

# MLRecommender.SimilarityType.cosine

The cosine similarity measure.

## Declaration

```swift
case cosine
```

## Discussion

Discussion Use cosine similarity for comparing item ratings.

## See Also

### Similarity types

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