ndarray-hash

A sparse ndarray backed by a map (implemented using either Map or an object).

Example

var ndhash = require("ndarray-hash")
 
//Create a gigantic sparse ndarray
var x = ndhash([10000, 10000])
 
x.set(100, 100, 1)
 
console.log(x.get(100, 1000))
console.log(x.get(100, 100))

Output

0
1

Install

Install using npm:

npm install ndarray-hash

API

require("ndarray-hash")(shape)

Creates an ndarray hash map with the given shape

• shape is the shape of the resulting sparse ndarray

Returns A sparse hash table backed ndarray

License

(c) 2013 Mikola Lysenko. MIT License