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vivaldi

vivaldi (Viral Variant Location and Diversity) is an R package for analyzing viral genomes using next generation DNA sequencing.

The standard input is a vcf file.

Installation from CRAN

install.packages("vivaldi")

Install development version from github

To get a bug fix or to use a feature from the development version, you can install the development version of vivaldi from GitHub.

# install.packages("devtools")
devtools::install_github("GreshamLab/vivaldi")

Authors: Marrisa Knoll, Katherine Johnson, Megan Hockman, Eric Borenstein, Mohammed Khalfan, Elodie Ghedin, David Gresham

Email: dg107@nyu.edu


If you use vivaldi in published research, please cite:

Roder, A. E., et al. "Optimized Quantification of Intrahost Viral Diversity in SARS-CoV-2 and Influenza Virus Sequence Data." bioRxiv (2022): 2021-05 URL https://www.biorxiv.org/content/10.1101/2021.05.05.442873v2

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Version

Install

install.packages('vivaldi')

Monthly Downloads

209

Version

1.0.1

License

MIT + file LICENSE

Issues

Pull Requests

Stars

Forks

Maintainer

David Gresham

Last Published

March 21st, 2023

Functions in vivaldi (1.0.1)

shared_snv_plot

shared_snv_plot
shared_snv_table

shared_snv_table
snv_location

snv_location
snv_segment

snv_segment
tstv_ratio

tstv_ratio
plot_shannon

plot_shannon
filter_variants

filter_variants
example_filtered_SNV_df

Example Dataframe The DF_filt_SNVs dataframe created in the vignette
add_metadata

add_metadata
dNdS_segment

dNdS_segment
arrange_data

arrange_data
position_allele_freq

position_allele_freq
af_distribution

af_distribution
merge_replicates

merge_replicates
prepare_annotations

prepare_annotations
snpeff_info

snpeff_info
tally_it

tally_it
read_reference_fasta_dna

read_reference_fasta_dna
tstv_plot

tstv_plot
snv_genome

snv_genome
shannon_entropy

shannon_entropy