search for: colval

Displaying 3 results from an estimated 3 matches for "colval".

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2014 Dec 17
3
Problema con el subset
Hola a todos, Agradeceros de antemano vuestro tiempo y paciencia ya que soy un poco novato y tal vez esto sea un poco trivial.  Lo que quiero hacer es que me represente en eje de las x las fechas (columna fecha) y los valores de z (columna z) pero de los datos que he filtrado antes en (dfgrupo<-subset(df,df$parametroslaboratorio=="Aflatoxinas ByG")) y que los parámetros iguales
2005 Aug 15
3
How to repeat code snippet for several variables in a data frame?
Dear all, I have a data frame containing the results of an experiment. Like this: a<-seq(1,4,by=1) b<-seq(1,2,by=1) test<-expand.grid(b,a,a) colnames(test)<-c("replicates","bins", "groups") test$abc <- rnorm(32) test$def <- rnorm(32) test$ghi <- rnorm(32) test The following code snippet aggregates the data for one variable and then draws a
2007 Jul 06
1
Changing Tick Mark Values for lattice / wireframe
How can I change the tick mark values in lattice, specifically wireframe? I have a 11*46 matrix of values that I am plotting using wireframe. Unfortunely, the values range from 0.1-1.1 and 0.5-5. Using the code below the tick marks have are (2,4,6,8,10) and (10,20,30,40). Thanks in advance. graphic5 <- wireframe(output.matrix, shade= TRUE, scales = list(arrows = FALSE, cex=.6,