MetaVelvet: a short read assember for metagenomics

MetaVelvet: a short read assember for metagenomics Introduction

Motivation: An important step of “metagenomics” analysis is the assembly of multiple genomes from mixed sequence reads of multiple species in a microbial community. Most conventional pipelines employ a single-genome assembler with carefully optimized parameters and post-process the resulting scaffolds to correct assembly errors. Limitations of the […]

HowTo/InputtingTrees (R language)

http://www.r-phylo.org/wiki/HowTo/InputtingTrees

The commands referenced below are all part of special phylogenetic packages in R, not the basic R install. Be sure that you have installed and loaded the packages containing the commands referenced below before continuing. For example:

library(ape)

This loads the package ape and its required packages, gee, nlme and lattice, into your R […]

Linux下不解压查看压缩文件的内容

1. zcat

可以使用zcat查看gzip压缩后的文件中的内容, 包括tar zcvf命令压缩后的文件

2. tar 可以使用tar -tvf查看tar包中包含的文件

3. zgrep 可以使用zgrep在压缩文件中进行内容搜索,

注:只能查看 .gz 文件.