search for: yrows

...ly saved workspace restored] > # program name: mnl.R > # my hierarchical bayes logit model using random walk algorithm > # > # nphy= number of physicians in the sample > # nvar = no. of variables in X > # nalt = no. of alternatives > # nobs = no. of observations > # yrows (nphy x 1 matrix) contains no. of observations by each physician > # X (nobs*nalt x nvar) contains xvalues for each of j alt on each >of n occasions > # Y (nobs x 1) contains chosen alternative > # > > source("bayes_book_r_functions.R") > nalt=5 > > X=rea...

Hi, I am looking for a way in which I can check if rows in 1 dataframe are present in another data frame in a unique way. A row in dataframe should be super set of any row in another dataframe. I can write a for loop for it, however, that will be inefficient. So, I am looking for an efficient way to do this in R. I have explained it with an example below: I want to check if a row in dataframe

Hi, I'm new to this mailing list so apologies if this is too basic. I have confocal images 512x512 from which I have extracted x,y positions of the coordiates of labelled cells exported from ImageJ as a.csv file. I also have images that define an underlying pattern in the tissue defined as areas of different pixel values 0 or 255 (also 512x512) I've exported these images as .txt