[Rivet] Leading neutrinos?

[David Grellscheid]

Hi Jon,

> Since in the MC used to do these corrections, the neutrino from the W is 
> ~always the leading particle, I think using this is actually correct, 
> and is what the experiments measure, 

This is what I'm confused about, I think. What exactly do you measure 
about a specific neutrino? How can you pick out a given one from the 
general 'invisibles' pool?

Thanks,

   David