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4 votes

Strategy for merging many VCFs

We created this over the pandemic when we needed to merge loads of VCFs which all have the same header and first few columns (ie same variants) https://github.com/iqbal-lab-org/ivcfmerge That page ...
Zamin Iqbal's user avatar
3 votes

Strategy for merging many VCFs

I ended up using an iterative approach (inspired by this post), which took 1.5 hours - so a massive speed up (and that was just the sequential version). Note: fd is ...
Michael Hall's user avatar
3 votes
Accepted

Merging multiple seurat datalist together

The first parameter of merge should be a Seurat object, the second (y) can be one Seurat object or a list of several. Try: ...
Cloudberry's user avatar
2 votes
Accepted

Merge the dataframes with python iterator

Its a simple join operation. ...
M__'s user avatar
  • 11.3k
2 votes

Merging multiple seurat datalist together

You should be able to use something like this: Reduce( f = function(x, y) {merge(x, y, merge.data = FALSE)}, x = datasets # list of Seurat objects ) This ...
haci's user avatar
  • 3,892
1 vote

Strategy for merging many VCFs

Perform a tree based merge of the files. Sort the files into groups that can easily be merged in a measurable amount of time. Merge each group into a separate Variant Call Format (VCF) file Has the ...
G. Putnam's user avatar
  • 111
1 vote

Merge data frame on either of the 2 columns in R or python

I think this question is more about subsetting than merging. You can try this solution in R: ...
Nitesh Shriwash's user avatar
1 vote
Accepted

Large amount of REF prefix differences after lifting

It is important that after lifting over a VCF/BCF file from one coordinate system to another, the header of the resulting file contains the chromosome/contig names as present in the coordinate system ...
JRodrigoF's user avatar
  • 750

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