search for: visc

Displaying 2 results from an estimated 2 matches for "visc".

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2005 Nov 13
1
selection of missing data
...e data fram mela1=ifelse(mela[,c(11:12,14:21,23,24)]=="_",1,0) # selection of the colomn of metastasis localisation mela4=subset(mela3,Skin ==0 & s.c == 0 & Mucosa ==0 & Soft.ti ==0 & Ln.peri==0 & Ln.med==0 & Ln.abdo==0 & Lung==0 & Liver==0 & Other.Visc==0 & Bone==0 & Marrow==0 & Brain==0 & Other==0) ## selection of the row with no metastasis localisation nrow(mela4) but i dont now if it is possible to make the same thin as ifelse(mela3,Skin & s.c== 0, 0,NA) with more than colomn and after to exclude of my data the Na with...
2006 Apr 26
3
[LLVMdev] Summer of Code
Hi Reid, > If you're thinking of doing a backend, the LLVM project would probably > benefit more from implementing the virtual backend and its > Interpreter/JIT. This is a long standing project that could > dramatically increase the performance of the ExecutionEngine. The idea > is to write a backend for a virtual machine that closely matches the > semantics of LLVM and then