Returns the number of eligible matches for the distance.

Description

This will return a list of the number of finite entries in a distance matrix. If the distance has no subgroups, it will be a list of length 1. If the distance has subgroups (i.e. x is an BlockedInfinitySparseMatrix, it will be a named list.)

Usage

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num_eligible_matches(x)

## S3 method for class 'optmatch.dlist'
num_eligible_matches(x)

## S3 method for class 'matrix'
num_eligible_matches(x)

## S3 method for class 'InfinitySparseMatrix'
num_eligible_matches(x)

## S3 method for class 'BlockedInfinitySparseMatrix'
num_eligible_matches(x)

Arguments

x

Any distance object.

Value

A list counting the number of eligible matches in the distance.

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