diff --git a/DESCRIPTION b/DESCRIPTION
index 4a1fd15..0177786 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -36,7 +36,7 @@ Description: Partial R implementation of the BAPS software
 License: GPL-3
 BugReports: https://github.com/ocbe-uio/rBAPS/issues
 Encoding: UTF-8
-RoxygenNote: 7.1.2
+RoxygenNote: 7.2.0
 Suggests:
     testthat (>= 2.1.0)
 Imports:
diff --git a/NAMESPACE b/NAMESPACE
index 3237aff..43dbeb2 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -11,6 +11,7 @@ export(etsiParas)
 export(fgetl)
 export(fopen)
 export(greedyMix)
+export(greedyPopMix)
 export(handleData)
 export(handlePopData)
 export(initPopNames)
@@ -64,6 +65,7 @@ importFrom(matlab2r,sortrows)
 importFrom(matlab2r,squeeze)
 importFrom(matlab2r,strcmp)
 importFrom(matlab2r,times)
+importFrom(matlab2r,uiputfile)
 importFrom(matlab2r,zeros)
 importFrom(methods,is)
 importFrom(stats,runif)
diff --git a/R/greedyMix.R b/R/greedyMix.R
index 624c529..8b26f28 100644
--- a/R/greedyMix.R
+++ b/R/greedyMix.R
@@ -46,4 +46,5 @@ greedyMix <- function(data, format, verbose = TRUE) {
     stop("Format not supported.")
   }
   return(out)
+  # TODO: add handleData(out) or some other post-processing of data
 }
diff --git a/R/greedyPopMix.R b/R/greedyPopMix.R
index cb8c660..6b25f9e 100644
--- a/R/greedyPopMix.R
+++ b/R/greedyPopMix.R
@@ -8,13 +8,31 @@
 #' @importFrom vcfR read.vcfR
 #' @importFrom Rsamtools scanBam
 #' @importFrom adegenet read.genepop .readExt
+#' @importFrom matlab2r uiputfile
 #' @references Samtools: a suite of programs for interacting
 #' with high-throughput sequencing data. <http://www.htslib.org/>
 #' @export
 greedyPopMix <- function(data, format, partitionCompare = NULL, verbose = TRUE) {
   # Replacing original file reading code with greedyMix()
-  greedyMix(data, format, verbose)
-  # TODO: find out where the elements above come from. Maybe greedyMix should create them?
+  rawdata <- greedyMix(data, format, verbose)
+
+  # Other function calls to produce necessary objects
+  data_greedyMix_handle <- handlePopData(rawdata)
+  data <- data_greedyMix_handle$data
+  rowsFromInd <- data_greedyMix_handle$rowsFromInd
+  alleleCodes <- data_greedyMix_handle$alleleCodes
+  noalle <- data_greedyMix_handle$noalle
+  adjprior <- data_greedyMix_handle$adjprior
+  priorTerm <- data_greedyMix_handle$priorTerm
+  rm(data_greedyMix_handle)
+  Z_dist <- getPopDistancesByKL(adjprior)
+  Z_dist$Z -> Z
+  Z_dist$dist -> dist
+  rm(Z_dist)
+  a_data <- data[, 1:(ncol(data) - 1)]
+  sumcounts_counts_logml <- initialPopCounts(a_data, npops, rows, noalle, adjprior)
+  sumcounts_counts_logml$logml -> logml
+  rm(sumcounts_counts_logml)
   c <- list()
   c$data <- data
   c$rows <- rows
@@ -34,10 +52,10 @@ greedyPopMix <- function(data, format, partitionCompare = NULL, verbose = TRUE)
     for (i in 1:npartitions) {
       # number of unique partition lables
         npops <- length(unique(partitions[, i]))
-        partitionInd <- zeros(rows(end), 1)
+        partitionInd <- zeros(length(rows), 1)
         partitionSample <- partitions[, i]
         for (j in 1:nsamplingunits) {
-          partitionInd[c$rows[j, 1]:c.rows[j, 2]] <- partitionSample[j]
+          partitionInd[c$rows[j, 1]:c$rows[j, 2]] <- partitionSample[j]
         }
         partitionLogml[i] <- initialCounts(
           partitionInd, data[, 1:(ncol(data) - 1)], npops, c$rows, noalle,
@@ -47,17 +65,21 @@ greedyPopMix <- function(data, format, partitionCompare = NULL, verbose = TRUE)
     # return the logml result
     partitionCompare$logmls <- partitionLogml
   }
-  data = data(:,1:end-1);
   data <- data[, 1:(ncol(data) - 1)]
+  logml_npops_partitionSummary <- indMix(c)
+  logml_npops_partitionSummary$logml -> logml
+  logml_npops_partitionSummary$npops -> npops
+  logml_npops_partitionSummary$partitionSummary -> partitionSummary
+  rm(logml_npops_partitionSummary)
   changesInLogml <- writeMixtureInfoPop(
     logml, rows, data, adjprior, priorTerm,
-    outp, inp, partitionSummary, popnames, fixedK
+    NULL, NULL, partitionSummary, popnames, fixedK = FALSE
   )
   talle <- questdlg(
     'Do you want to save the mixture populations so that you can use them later in admixture analysis?',
     'Save results?', c('Yes', 'No'), 'Yes'
   )
-  if (isequal(talle, 'Yes')) {
+  if (tolower(talle) == 'yes') {
     waitALittle()
     filename_pathname <- uiputfile()
     if (rowsFromInd == 0) {
diff --git a/R/waitALittle.R b/R/waitALittle.R
index f448afc..ca8e314 100644
--- a/R/waitALittle.R
+++ b/R/waitALittle.R
@@ -1,4 +1,4 @@
 waitALittle <- function() {
   A <- rand(500)
-  invisible(gammaln(A))
+  invisible(matlab2r::gammaln(A))
 }
diff --git a/man/greedyPopMix.Rd b/man/greedyPopMix.Rd
new file mode 100644
index 0000000..cccc077
--- /dev/null
+++ b/man/greedyPopMix.Rd
@@ -0,0 +1,25 @@
+% Generated by roxygen2: do not edit by hand
+% Please edit documentation in R/greedyPopMix.R
+\name{greedyPopMix}
+\alias{greedyPopMix}
+\title{Clustering of pop individuals}
+\usage{
+greedyPopMix(data, format, partitionCompare = NULL, verbose = TRUE)
+}
+\arguments{
+\item{data}{data file}
+
+\item{format}{Data format. Format supported: "FASTA", "VCF" ,"BAM", "GenePop"}
+
+\item{partitionCompare}{a properly-named list. Proper names include
+"partitions"}
+
+\item{verbose}{if \code{TRUE}, prints extra output information}
+}
+\description{
+Clustering of pop individuals
+}
+\references{
+Samtools: a suite of programs for interacting
+with high-throughput sequencing data. <http://www.htslib.org/>
+}
diff --git a/matlab/independent/greedyPopMix.m b/matlab/independent/greedyPopMix.m
index b8abe97..02d388a 100644
--- a/matlab/independent/greedyPopMix.m
+++ b/matlab/independent/greedyPopMix.m
@@ -88,7 +88,7 @@ elseif isequal(input_type,'GenePop-format')
 end
 
 if ~isequal(input_type, 'Preprocessed data')
-    a_data = data(:,1:end-1);
+    2
 
     npops = size(rows,1);
     PARTITION = 1:npops';  %Jokainen "yksil? eli populaatio on oma ryhmäns?