R: Convert the result of cooccurrence to a sparse matrix

as.matrix.cooccurrence {udpipe} | R Documentation

## Convert the result of cooccurrence to a sparse matrix

### Description

Convert the result of `cooccurrence` to a sparse matrix.

### Usage

    ## S3 method for class 'cooccurrence'
    as.matrix(x, ...)

### Arguments

`x` | an object of class `cooccurrence` as returned by `cooccurrence`
`...` | not used

### Value

a sparse matrix with in the rows and columns the terms and in the cells how many times the cooccurrence occurred

### See Also

`cooccurrence`

### Examples

    data(brussels_reviews_anno)
    ## By document, which lemma's co-occur
    x <- subset(brussels_reviews_anno, xpos %in% c("NN", "JJ") & language %in% "fr")
    x <- cooccurrence(x, group = "doc_id", term = "lemma")
    x <- as.matrix(x)
    dim(x)
    x[1:3, 1:3]

[Package udpipe version 0.8.6 Index]