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scregclust (version 0.2.0)

jaccard_indicator: Compute indicator matrix of pairwise distances smaller than threshold

Description

Computes the Jaccard distance between rows of a matrix and returns a sparse symmetric indicator matrix containing the entries with a distance of less than a given upper bound. Note that the diagonal is always 1.

Usage

jaccard_indicator(x, upper_bnd = 0.8)

Value

A list of vectors describing a sparse lower triangular pattern matrix

i

Row indices

j

Column indices

Arguments

x

the input matrix with vectors to be compared in the rows.

upper_bnd

pairs with a Jaccard distance below this upper bound are returned as 1 while all others receive the entry 0.