Icon

kn_​example_​venn_​gram

examples of Venn gramms

Create several Venn Gramms in KNIME with the help of R



library(Cairo)# https://stackoverflow.com/questions/13110076/function-to-concatenate-pathsmy_separator <- .Platform$file.sepmy_path <- paste0(knime.flow.in[["context.workflow.absolute-path"]], my_separator, "data", my_separator, "Venn3.png")# https://datascience.stackexchange.com/questions/2403/data-science-without-knowledge-of-a-specific-topic-is-it-worth-pursuing-as-a-cadraw.ellipse <- function(center,angle,semimajor,semiminor,radius,h,s,v,...) { shape <- rbind(c(cos(angle),-sin(angle)),c(sin(angle),cos(angle))) %*% diag(c(semimajor,semiminor)) tt <- seq(0,2*pi,length.out=1000) foo <- matrix(center,nrow=2,ncol=length(tt),byrow=FALSE) + shape%*%(radius*rbind(cos(tt),sin(tt))) polygon(foo[1,],foo[2,],col=hsv(h,s,v,alpha=0.5),border="black",...)}name <- function(x,y,label,cex=1.2,...) text(x,y,label,cex=cex,...)# https://stackoverflow.com/questions/24999983/r-unable-to-start-device-png-capabilities-has-true-for-pngpng(my_path,width=1024,height=768, bg = "transparent", type="cairo")plot.newopar <- par(mai=c(0,0,0,0),lwd=3,font=2) plot(c(0,100),c(0,90),type="n",bty="n",xaxt="n",yaxt="n",xlab="",ylab="") draw.ellipse(center=c(30,30),angle=0.75*pi,semimajor=2,semiminor=1,radius=20,h=60/360,s=.068,v=.976) draw.ellipse(center=c(70,30),angle=0.25*pi,semimajor=2,semiminor=1,radius=20,h=83/360,s=.482,v=.894) draw.ellipse(center=c(48,40),angle=0.7*pi,semimajor=2,semiminor=1,radius=20,h=174/360,s=.397,v=.8) draw.ellipse(center=c(52,40),angle=0.3*pi,semimajor=2,semiminor=1,radius=20,h=200/360,s=.774,v=.745) name(50,90,"The Data Scientist Venn Diagram",pos=1,cex=2) name(8,62,"Communi-\ncation",cex=1.5,pos=3) name(30,78,"Statistics",cex=1.5) name(70,78,"Programming",cex=1.5) name(92,62,"Business",cex=1.5,pos=3) name(10,45,"Hot\nAir") name(90,45,"The\nAccountant") name(33,65,"The\nData\nNerd") name(67,65,"The\nHacker") name(27,50,"The\nStats\nProf") name(73,50,"The\nIT\nGuy") name(50,55,"R\nCore\nTeam") name(38,38,"The\nGood\nConsultant") name(62,38,"Drew\nConway's\nData\nScientist") name(50,24,"The\nperfect\nData\nScientist!") name(31,18,"Comp\nSci\nProf") name(69,18,"The\nNumber\nCruncher") name(42,11,"Head\nof IT") name(58,11,"Ana-\nlyst") name(50,5,"The\nSalesperson") par(opar)dev.off()knime.out <- data.frame("venn_path" = toString(my_path)) library(Rserve)Rserve(args = "--vanilla")# https://stackoverflow.com/questions/26225066/how-can-i-shut-down-rserve-gracefullylibrary(Rserve)library(RSclient)Rserve(port = 6311, debug = FALSE, args = "--vanilla")rsc <- RSconnect(port = 6311)# if you are finished shut down the serverRSshutdown(rsc) https://forum.knime.com/t/venn-euler-diagrams/13670/3 https://datascience.stackexchange.com/questions/2403/data-science-without-knowledge-of-a-specific-topic-is-it-worth-pursuing-as-a-ca/2406#2406Stephan Kolassahttps://datascience.stackexchange.com/users/2853/stephan-kolassa a few examples of Venn Gramms with KNIME KNIME and R — installation across operating systems — some remarkshttps://medium.com/p/6494a2a498cc locate and create/data/ folderwith absolute pathsinitiate Ryou have to startRServe from RVenn2Venn1initiate RVenn0/ data/Venn0.png/data/Venn1.png/data/Venn2.pngwrite Venn3 diagram to diskvenn_pathvenn_pathread image from discvenn_pathCollect LocalMetadata R Source R Plot R Plot R Source (Table) Image To Table Renderer to Image Table To Image Table To Image Renderer to Image Image To Table R View (Workspace) R Source(Workspace) Renderer to Image Image To Table Table To Image Image Writer (Port) Image Writer (Port) Image Writer (Port) R to Table Table Rowto Variable String to Path(Variable) Read Images String to URI Table To Image library(Cairo)# https://stackoverflow.com/questions/13110076/function-to-concatenate-pathsmy_separator <- .Platform$file.sepmy_path <- paste0(knime.flow.in[["context.workflow.absolute-path"]], my_separator, "data", my_separator, "Venn3.png")# https://datascience.stackexchange.com/questions/2403/data-science-without-knowledge-of-a-specific-topic-is-it-worth-pursuing-as-a-cadraw.ellipse <- function(center,angle,semimajor,semiminor,radius,h,s,v,...) { shape <- rbind(c(cos(angle),-sin(angle)),c(sin(angle),cos(angle))) %*% diag(c(semimajor,semiminor)) tt <- seq(0,2*pi,length.out=1000) foo <- matrix(center,nrow=2,ncol=length(tt),byrow=FALSE) + shape%*%(radius*rbind(cos(tt),sin(tt))) polygon(foo[1,],foo[2,],col=hsv(h,s,v,alpha=0.5),border="black",...)}name <- function(x,y,label,cex=1.2,...) text(x,y,label,cex=cex,...)# https://stackoverflow.com/questions/24999983/r-unable-to-start-device-png-capabilities-has-true-for-pngpng(my_path,width=1024,height=768, bg = "transparent", type="cairo")plot.newopar <- par(mai=c(0,0,0,0),lwd=3,font=2) plot(c(0,100),c(0,90),type="n",bty="n",xaxt="n",yaxt="n",xlab="",ylab="") draw.ellipse(center=c(30,30),angle=0.75*pi,semimajor=2,semiminor=1,radius=20,h=60/360,s=.068,v=.976) draw.ellipse(center=c(70,30),angle=0.25*pi,semimajor=2,semiminor=1,radius=20,h=83/360,s=.482,v=.894) draw.ellipse(center=c(48,40),angle=0.7*pi,semimajor=2,semiminor=1,radius=20,h=174/360,s=.397,v=.8) draw.ellipse(center=c(52,40),angle=0.3*pi,semimajor=2,semiminor=1,radius=20,h=200/360,s=.774,v=.745) name(50,90,"The Data Scientist Venn Diagram",pos=1,cex=2) name(8,62,"Communi-\ncation",cex=1.5,pos=3) name(30,78,"Statistics",cex=1.5) name(70,78,"Programming",cex=1.5) name(92,62,"Business",cex=1.5,pos=3) name(10,45,"Hot\nAir") name(90,45,"The\nAccountant") name(33,65,"The\nData\nNerd") name(67,65,"The\nHacker") name(27,50,"The\nStats\nProf") name(73,50,"The\nIT\nGuy") name(50,55,"R\nCore\nTeam") name(38,38,"The\nGood\nConsultant") name(62,38,"Drew\nConway's\nData\nScientist") name(50,24,"The\nperfect\nData\nScientist!") name(31,18,"Comp\nSci\nProf") name(69,18,"The\nNumber\nCruncher") name(42,11,"Head\nof IT") name(58,11,"Ana-\nlyst") name(50,5,"The\nSalesperson") par(opar)dev.off()knime.out <- data.frame("venn_path" = toString(my_path)) library(Rserve)Rserve(args = "--vanilla")# https://stackoverflow.com/questions/26225066/how-can-i-shut-down-rserve-gracefullylibrary(Rserve)library(RSclient)Rserve(port = 6311, debug = FALSE, args = "--vanilla")rsc <- RSconnect(port = 6311)# if you are finished shut down the serverRSshutdown(rsc) https://forum.knime.com/t/venn-euler-diagrams/13670/3 https://datascience.stackexchange.com/questions/2403/data-science-without-knowledge-of-a-specific-topic-is-it-worth-pursuing-as-a-ca/2406#2406Stephan Kolassahttps://datascience.stackexchange.com/users/2853/stephan-kolassa a few examples of Venn Gramms with KNIME KNIME and R — installation across operating systems — some remarkshttps://medium.com/p/6494a2a498cc locate and create/data/ folderwith absolute pathsinitiate Ryou have to startRServe from RVenn2Venn1initiate RVenn0/data/Venn0.png/data/Venn1.png/data/Venn2.pngwrite Venn3 diagram to diskvenn_pathvenn_pathread image from discvenn_pathCollect LocalMetadata R Source R Plot R Plot R Source (Table) Image To Table Renderer to Image Table To Image Table To Image Renderer to Image Image To Table R View (Workspace) R Source(Workspace) Renderer to Image Image To Table Table To Image Image Writer (Port) Image Writer (Port) Image Writer (Port) R to Table Table Rowto Variable String to Path(Variable) Read Images String to URI Table To Image

Nodes

Extensions

Links

Download

To use this workflow in KNIME, download it from the below URL and open it in KNIME:

Download Workflow
Created by: m_lauber
Created at: 2019-02-28
On NodePit since: 2019-10-03
Last update: 2024-11-17
Created with KNIME version: v4.7.8
Tags: rgraphicvenngrammrstudio

Deploy, schedule, execute, and monitor your KNIME workflows locally, in the cloud or on-premises – with our brand new NodePit Runner.

Try NodePit Runner!