[R] command similar to colSums for rowSums?

[Will Carr]

David Winsemius wrote:
> 
> What are M, N, and O? All the same magnitude?
> 

In this case, 4,13,10.


> What are you doing based on that if( ) determination?
> 
Increasing a counter.



> Are you sure you are interpreting your profile results correctly?
> 
No, but I think I am. I'm using proc.time() at the beginning of my code and
end, differencing the elapsed time, and running it a few times to get an
average difference.

> Is there a faster way than using a for loop and rowSums?

It may depend on what you are trying to do, which at the moment is  
most unclear.

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David Winsemius, MD
Heritage Laboratories
West Hartford, CT

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