找到约 15 条结果

文章 linux shell 将多行文件转换为一行

...       3. cat file | xargs        This manual page documents the GNU version of xargs. xargs reads argu-       ments from the standard input, delimited by blanks (which can be pro-       tected with double or single quotes or a backslash) or newlines       上面是man...

文章 R包hdf5r安装失败 SeuratDisk 安装失败

R包hdf5r安装失败 Found hdf5 with version: 1.8.12configure: error: The version of hdf5 installed on your system is not sufficient. Please ensure that at least version 1.8.13 is installedERROR: configuration failed for package ‘hdf5r’ 解决办法: 1. 下载hdf5-1.8.13的源码 ...

文章 如何绘制SNP密度图

...elp', 'h', 0, "logical", "help",  'binsize', 's', 1, "integer", "the size of bin for SNP_density plot, optional.",  'color', 'c', 1, "character", " the colour for the SNP density, separated by ',', optional.",  'name', 'n', 1, "character", "add a character t...

文章 split_sample.r根据生存数据对样本随机分组

...ent] [-t time] [-p propotion] [-o outdir] [-n name] The complete data set is randomly divided into training set and test set optional arguments: -h, --help show this help message and exit -i input, --input input input matrix data [requir...

文章 Perl 变量命名规则

...ecord$total_score$root_node 对于查表的数组或者哈希,采用 xxx_of, xxx_for的命名方式,也就是在末端加上介词,比如。 my %title_of;my %ISBN_for;my @sales_from; 这种写法会使后面的代码可读性极好。 while (my $month = prompt -menu => $MONTH_NAMES) {for my...

问题 运行代码的时候出错,我确认文件都存在,报错代码如下所示

...r --prefix low_vs_high_L6 --> Q&A for bioinformatics, please visit the website: https://www.omicsclass.com/ --> R beginners ? I suggest your  learning  R language: https://study.omicsclass.com/index Failed to create bus connection: No such file or directory ── Attaching core tidy...

文章 cutree对pheatmap返回结果实现聚类cluster划分

...and labels, of appropriate content each.kan integer scalar or vector with the desired number of groupshnumeric scalar or vector with heights where the tree should be cut. 所以将热图结果中的list$tree_row作为tree输入即可: list=pheatmap(mat,scale = "row")row_cluster=cutree(list$...

文章 rainbow函数取色

...束位置?可以基于参数start和 end进行设置: With rainbow, the parameters start and end can be used to specify particular subranges of hues. The following values can be used when generating such a subrange: red = 0, yellow = 1/6, green = 2/6, cyan = 3/6, blue = 4/6 and magent...

问题 同学,你这个问题解决了吗

...T_AT.blast -evalue 1e-10 -num_threads 16 -outfmt 6 -num_alignments 5 /biosoft/MCScanX/MCScanX/MCScanX ST_AT 得到以下结果 Reading BLAST file and pre-processingGenerating BLAST list170 matches imported (1 discarded)44 pairwise comparisons0 alignments generatedPairwise collinear blocks written...

问题 一般GEO中的双通道芯片是可以下载到series_matrix.txt文件的,这个文件中我看值应该是去过log2的,我看网站介绍说文件里面的值是Normalized log2 ratio of normalized intensities defined by CH2/CH1,这句话是不是意思是两个样本荧光强度比值取对数之后的数据,如果是的话我可以直接看出基因的差异表达了,我可以直接拿这个数据来作图说明我所研究的基因家族成员发生了差异表达吗?因为在文献中也没有见过这种情况的作图,希望老师指点一下,谢谢老师

文章 如何鉴定长距离运输的mRNA?

...简介 该篇文章是中国农业大学高丽红教授在International Journal of Molecular Sciences杂志发表题为“Identification of Long-Distance Transmissible mRNA between Scion and Rootstock in Cucurbit Seedling Heterografts”的研究论文,该文章也是通过重测序矫正基因...

问题 是没有gene-family了嘛

... does not exist or may require 'docker login': denied: requested access to the resource is denied PS C:\Users\Administrator> docker search omicsclass NAME                                  DESCRIPTION                                      STARS     OFFICIAL ...

问题 MUMmer共线性分析报错suffix tree construction failed: textlen=712946597 larger than maximal textlen=536870908

...: RUNNING mummer AND CREATING CLUSTERS # reading input file "nucmer.ntref" of length 712946597 # construct suffix tree for sequence of length 712946597 # (maximum reference length is 536870908) # (maximum query length is 4294967295) # process 7129465 characters per dot /usr/bin/mummer: suffix tree c...

文章 群落分析的冗余分析(RDA)概述

...C R. The use and interpretation of principal component analysis in applied research. Sankhya, A, 1964, 26(4):329-358. 更多生物信息课程: 1. 文章越来越难发?是你没发现新思路,基因家族分析发2-4分文章简单快速,学习链接:基因家族分析实操课程、...

文章 百万样品GWAS解释精神疾病间的遗传关系

...neri Anttila et al. Analysis of shared heritability in common disorders of the brain. Science, 2018; 360 (6395): eaap8757 DOI: 10.1126/science.aap8757