Spearman {TopKLists} | R Documentation |
Modified Spearman's footrule distance
Description
Spearman's footrule is a measure for distance between ranked lists. It is given as the sum of absolute differences between ranks of two lists. Here a modified version is implemented that allows for comparing partial lists.
Usage
Spearman(rank.a, rank.b, k.a, k.b, n)
Arguments
rank.a |
A single top-k list |
rank.b |
A vector of matrix form of top-k list(s) to be compared to the list |
k.a |
Value of |
k.b |
Value of |
n |
Total number of objects, numbered from 1 to n |
Value
Returns modified Spearman distance against a
for each lists within b
Author(s)
Jie Ding <jding@jimmy.harvard.edu>
See Also
Examples
set.seed(1234)
a <- sample(1:10, 10)
b <- sample(1:10, 10)
Spearman(a, b, 6, 6, 10)
[Package TopKLists version 1.0.8 Index]