update readme with preprint doi

Author: JimWhiting91

R/eigen_analyse_vectors.R

@@ -7,9 +7,12 @@
 #' @return A list object with three elements detailing the results: "eigenvals" contains the eigenvalue distribution, "eigenvecs" contains the eigenvectors, "A_matrix" contains the projected SNP scores for each eigenvector
 #' @export
 eigen_analyse_vectors <- function(vector_input){
-  C <- vector_input%*%t(vector_input)   ### Calculate matrix C ####
-  eig <- eigen(C)  ### eigen decomposition of C ###
-  vecs <- eig$vectors  ### eigenvectors (Q) of C ###
+  # Calculate matrix C
+  C <- vector_input%*%t(vector_input)  
+  # eigen decomposition of C
+  eig <- eigen(C)
+  # eigenvectors (Q) of C 
+  vecs <- eig$vectors
   vals <- eig$values
   a1 <- t(vecs)
   A <- t(vector_input) %*% solve(a1)

README.md

@@ -1,4 +1,4 @@
-### Allele Frequency Vector Analysis of Parallel Evolutionary Responses
+# Allele Frequency Vector Analysis of Parallel Evolutionary Responses
 
 The aim of this software is to quantify and compare parallel genotype
 change based on allele frequency changes between population pairs. The
@@ -14,7 +14,7 @@ eigenvalues is indicative of multiple parallel/antiparallel axes within
 a genomic region, highlighting nonparallelism.
 
 For more information on the software, please see the accompanying
-preprint: XXX
+preprint: https://www.biorxiv.org/content/10.1101/2021.09.17.460770v1
 
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 <!-- ```{r} -->