CFilt (version 0.3.0)

pearson: Similarity calculation Function

Description

Functions that returns the pearson similarity between two items or users.

Usage

pearson(CF, type, i, j)

Arguments

CF

A CF objec

type

"user" or "item"

i

"user" or "item" Id or index

j

"user" or "item" Id or index#'

Author

Jessica Kubrusly

Examples

objectCF_r <- CFbuilder(Data = movies[1:500,], Datatype = "ratings", 
similarity = "pearson")
pearson(CF=objectCF_r,type = "user",i="2",j="3")
pearson(CF=objectCF_r,type = "item",i="Her",j="Frozen")