circos | software package for visualizing data | Genomics library
kandi X-RAY | circos Summary
kandi X-RAY | circos Summary
circos - circular genome data and annotation image generator. martin krzywinski canada's michael smith genome sciences center british columbia cancer agency. 0.a what is circos?. circos is a program for the generation of publication-quality, circularly composited renditions of genomic data and related annotations. circos is particularly suited for visualizing alignments, conservation and intra and inter-chromosomal relationships. but wait. also, circos is useful to visualize any type of information that benefits from a circular layout. thus, although it has been designed for the field of genomics, it is sufficiently flexible to be used in other data domains. perl 5.8.x, or newer, is highly recommended. in addition to the core modules that come with your perl distribution, the following cpan modules are required. clone gd gd::polyline list::util math::bezier math::bigfloat math::round math::vecstat params::validate readonly set::intspan (v1.11, or later). modules specific to circos ship with the distribution in lib/. circos supports ttf fonts. a few fonts are included in fonts/. tar xvfz circos-x.xx.tgz cd circos-x.xx ./install. the install script will alter the path to the perl binary and output path for tutorial files. by default, the perl in your path will be used (/bin/env perl) and /tmp will be assigned to the output directory. if you prefer to change the paths manually, adjust the
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circos Key Features
circos Examples and Code Snippets
Community Discussions
Trending Discussions on circos
QUESTION
I was able to create a stacked bar chart like this:
...ANSWER
Answered 2021-May-12 at 17:22I figured it out by modifying the code of the circos.barplot
function.
The labels are drawn in a second loop after the rectangles so that the rectangles are not drawn over the labels.
QUESTION
Can someone help me ? How can I add my circos function in my data? when i try i get an error message and it doesn't produce any results I want to do a donut figure like the representation number 1 but i have one other resultat that we can see in the other picture. Trying to follow this guide
My data is lile this :
...ANSWER
Answered 2021-May-03 at 05:17Your example data is significantly different to the "nba" examples you have used in this and previous questions. This is why you are having so much trouble. Here are three ways to visualize your actual data:
1.) Tidyverse geom_tile() method:
QUESTION
I've created an html file with an R package that is called BioCircos (represents defense systems on a genome). The html file includes an tag that contains the Circos graph and scripts, that lets the user see more information in hover mode. I'm sending the file through Flask API to React.js Component in order to view it on the application. However, I can only present the picture without the scripts. I have tried the below steps:
- sending the entire html page to the component and used dangerouslySetInnerHTML or InnerHTML.
- send partial html file that includes only the and his parent tags, and two related scripts, moreover I've put 5 more related scripts to the head tag of the application. I'm attaching the react component we want to put the picture in, and the html file in the link (it's too big for here).
Link to the HTML file - https://drive.google.com/file/d/1ZAcK3o-4Kwmw2NzsRohO9IqjFheYSwU-/view?usp=sharing
StrainCircos ...ANSWER
Answered 2021-Mar-22 at 18:52Probably the iframe
approach would be easier.
The problem in the commented-out iframe approach is trying to set the iframe content using the innerHTML property. If the content you want to display is available through a URL, like in the example, it would be easiest to just set the iframe src
attribute.
QUESTION
I would like the colours to be behind the numbers on this plot. Right now we cannot read all the numbers because one of the value is too high. What should I add to my code to make the colours in the background?
My code looks like this:
...ANSWER
Answered 2020-Oct-18 at 00:49Draw all the colors first, then draw all the labels in a second loop on top
QUESTION
I have a dataset where the presence/absence of mutations in 40 particular genes has been recorded comparing normal tissue (e.g. lung tissue) vs a tumour from that tissue (e.g. lung tumor) for twenty tissue types. I am struggling to find the best way to visualise this data.
A subset of the data:
...ANSWER
Answered 2020-Sep-28 at 15:00Not sure if this is what you're looking for, but I took a stab at it. Also, I'm not entirely sure from the description above what you want to do with the different types of cells - Lung, Skin, Brain? If this isn't what you're looking for, perhaps you could post a drawing of what the intended output should look like.
In the picture below, the inner ring is normal cells and the outer ring is cancer cells. My answer here benefited from this post.
QUESTION
I'm trying to generate a circos plot with a simple genomic notation from BED files. However, when I use circos.genomeRect
this results in an error, or in a track that does not plot rectangles, but semicircles as I show below.
Consider the following reproducible example:
...ANSWER
Answered 2020-Aug-11 at 17:53It seems to work with data.frame
s instead of tibble
s:
QUESTION
Following on from this example a few years ago I would like to colour code the segment labels in a chordDiagram
using the circlize
package in R.
Documentation in ?circos.text
tells me that I should use the set this using the argument col
in the graphical par
parameters. However, par(col)
does not accept a vector of colours.
Can someone please advice how to do this? Many thanks.
Example code here using circlize
package in R.
ANSWER
Answered 2020-Jun-20 at 19:28The circos.trackPlotRegion
function loops over its argument x
making a call to panel.function
function each time. The effect is to use the first value of col
for each call (col[1]
) instead of respecting the vector of values in the argument col
.
One solution may be to call to circos.trackPlotRegion
for each sector as shown below:
QUESTION
I'm trying to plot a single circular clustered heatmap with dendrogram with R "circlize" package. The two column expression data is available from this pastebin link
I'm using the following code for plotting, mostly lifted from the circlize manual:
...ANSWER
Answered 2020-May-07 at 20:48You can change the y limit of each track to match plot content, then the figure is not outside of plotting area. You can add row labels using the barplots example from circlize manual; you can add column labels by creating an extra track outside that contains only labels. This you can also roughly copy the phylogenetic tree example from the manual. Both of them are in the same Chapter, Chapter 5. Using the code you provided with some modification, an example would be the following:
QUESTION
I created a chord diagram in R using the circlize package. I noticed that this graphic is not being saved as a ggplot object. I am trying to make the graphic an object so I can export it to excel. Any suggestions?
...ANSWER
Answered 2020-Mar-26 at 18:54R has two graphics systems, base
and grid
. (grid
is what ggplot2
and lattice
are built on.) Your plot is built with base
, and unfortunately base
plots are not objects R, so you cannot assign them to a variable, and saving them is a little different.
To save the plot in a file, you open up a graphics device, like png
, put your code to draw the plot, and then use dev.off()
to close the device. Like this:
QUESTION
I would like to make a circos-like plot to visualize SNPs only (with multiple tracks for SNPs attributes). It could be done either with python, R or I am happy to consider other languages.
So far, I have taken a look at the circlize R package.
However, I get the error "Range of the sector ('C') cannot be 0"
when initializing the circos plot.
I believe that this error arises from the fact that I have discrete data (SNPs) instead of having data for all positions. Or maybe this is because I have some data points that are repeated.
I have simplified my data below and show the code that I have tried so far:
...ANSWER
Answered 2019-Sep-19 at 13:27If it is of interest to anyone, I decided to do as follows:
- Number datapoints per category (=
'Gene'
); new column'Number'
:
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