Permutations and Mallows Distributions

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Documentation for package ‘PerMallows’ version 1.14

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compose Compose Permutations
count.perms Count permutations at a distance
cycle2str Friendly display the cycles
cycles2perm Get the permutation given the cycles
data.apa Sample of permutations APA
data.order Sample of permutations
decomp2perm Get a permutation consistent with a decomposition vector
dgmm Calculate the probability of a permutation in a GMM
distance Compute the distance between permutations
dmm Calculate the probability of a permutation in a MM
expectation.gmm Compute the expected distance, GMM under the Hamming distance
expectation.mm Compute the expected distance, MM under the Hamming distance
freq.matrix Compute the frequency matrix
generate.aux.files Generates the files for Ulam
identity.permutation Generate identity the permutation
insert Insert operator
inverse.perm Generate inverse permutation
inversion Inversion operator
is.permutation Check if its argument is a permutation
lgmm Learn a Generalized Mallows Model
lgmm.theta MLE for theta - Generalized Mallows Model
lmm Learn a Mallows Model
lmm.theta MLE for theta - Mallows Model
marginal Compute the marginal probability, GMM under the Hamming distance
maxi.dist Get the maximum value of the distance ebtween permutations
order.ratings Convert rating to permutation
perm.sample.med Sample of permutations
perm.sample.small Sample of permutations
perm2cycles Decompose a permutation in a set of cycles
perm2decomp Get the decomposition vector
permutations.of Generate every permutation of perm.length item
rdist.perm Generate a collection of permutations at a given distance
read.perms Read a text file with a collection of permutations
rgmm Sample a Generalized Mallows Model
rmm Sample a Mallows Model
runif.permutation Random permutation
swap Swap two items of a permutation