cosine-similarity

Cosine similarity between two object vectors.


``
npm install cosine-similarity
`

$3

`js
var similarity = require('cosine-similarity')

console.log(similarity(
{x: 1, y: 3, z: -5, foo: 0},
{x: 4, y: -2, z: -1}
).toFixed(3)) // 0.111

console.log(similarity(
{x: 1, y: 3, z: -5},
{x: 0, y: 0, z: 0}
)) // false

``

License

MIT