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Albert and Kruglyak (2015) The role of regulatory variation in complex traits and disease. Nature Reviews Genetics 16:197-212. doi:10.1038/nrg3891
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Jiang C, Zeng ZB (1995) Multiple trait analysis of genetic mapping for quantitative trait loci. Genetics 140:1111-1127 PMC:1206666
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Gatti DM et al (2014) Quantitative trait locus mapping methods for diversity outbred mice.
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# k-by-k version of a mcnemar test | |
mcnemar <- | |
function(tab, n_perm=1000) | |
{ | |
if(diff(dim(tab)) != 0 || any(tab < 0) || any(round(tab) != tab)) { | |
stop("tab should be a square matrix with non-negative integers") | |
} | |
calc_stat <- function(tab) { |
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# install_github("ryantimpe/brickr") | |
# install_github("tylermorganwall/rayshader") | |
library(brickr) # also need rayshader | |
url <- paste0("https://gist.githubusercontent.com/kbroman/", | |
"bfba63a490fb40ea907a79e1ddd2354f/", | |
"raw/8c3a3d82423956867bc31f0f0980f7c887badff1/", | |
"karl_lego.csv") | |
file <- basename(url) | |
if(!file.exists(file)) download.file(url, file) |
We can make this file beautiful and searchable if this error is corrected: It looks like row 3 should actually have 1 column, instead of 9. in line 2.
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# nrow 6097 | |
# ncol 9 | |
line,A,B,C,D,E,F,G,H | |
375,8,6,7,5,2,1,4,3 | |
376,8,6,7,5,2,1,4,3 | |
377,2,1,4,3,7,6,8,5 | |
378,2,1,4,3,7,6,8,5 | |
379,2,1,4,3,7,6,8,5 | |
380,2,1,4,3,7,6,8,5 | |
381,2,1,4,3,7,6,8,5 |
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# simulate DO data, to look at kinship coefficient for siblings vs others | |
library(simcross) # install with devtools::install_github("kbroman/simcross") | |
library(qtl2) | |
# example DO data with megaMUGA genotypes, used for map + founder genotypes | |
file <- paste0("https://raw.githubusercontent.com/rqtl/", | |
"qtl2data/master/DO_Svenson291/svenson.zip") |
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# problem with fit1() with model="binary", in giving negative or NAs for LOD scores | |
library(qtl2) | |
dat <- readRDS("fit1_binary_problem.rds") | |
fit1(dat$p, dat$y, model="binary")$lod # NA value | |
stopifnot( all(names(dat$y) == rownames(dat$p)) ) | |
out_glm <- glm(dat$y ~ -1 + dat$p, family=binomial(link=logit), |
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LIB = "packages/" | |
#LIB = NULL | |
# These were not on CRAN, so it did not install to "packages/" | |
# library ("curl") | |
# library ("devtools") | |
# devtools::install_github ('ropenscilabs/miner') | |
# devtools::install_github ('ropenscilabs/craft') | |
library (miner) | |
library (craft) |
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#include <Rcpp.h> | |
using namespace Rcpp; | |
// [[Rcpp::export]] | |
NumericVector sim_crossovers_orig(const double L) | |
{ | |
int n_xo; | |
n_xo = R::rpois(L/100.0); |
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# Study genotype frequencies / haplotype reconstructions in Diversity Outbred mice | |
# Example with the DOex data (https://github.com/rqtl/qtl2data/tree/master/DOex) | |
# See R/qtl2 discussion: https://groups.google.com/d/msg/rqtl2-disc/cBJ0zSbvid8/pplbQ_zyAwAJ | |
library(qtl2) | |
file <- paste0("https://raw.githubusercontent.com/rqtl/", | |
"qtl2data/master/DOex/DOex.zip") | |
DOex <- read_cross2(file) | |
# genoprobs |
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# elsa-fy for minecraft | |
# using the miner R package, https://github.com/ROpenSciLabs/iner | |
# | |
# when she walks on water, it turns to ice | |
elsafy <- function(player_id=NULL, water=c(8, 9), ice=174, delay=0.02) | |
{ | |
on.exit( { # clean up a bit | |
for(i in 1:20) miner:::mc_receive() | |
} ) |