imgexp {IPDfromKM} | R Documentation |
The sample dataset is a bitmap digital image from a published Kaplan Meier curves.
It is the same image we used to extract the sample Radiationdata
.
We can use getpoints()
function to extract the coordinates from the image.
imgexp
numeric dataset
Bonner JA, Harari PM, Giralt J, Azarnia N, Shin DM, Cohen RB, Jones CU, Sur R, Raben D, Jassem J, Ove R, Kies MS, Baselga J, Youssoufian H, Amellal N, Rowinsky EK, Ang KK: Radiotherapy plus Cetuximab for Squamous-Cell Carcinoma of the Head and Neck. N Engl J Med. 2006, 354: 567-78. 10.1056/NEJMoa053422.
str(imgexp)
plot.new()
rasterImage(imgexp, 0, 0, 1, 1)