Here the comparison Q0-Q1
All:
----
Q0 http://www.slac.stanford.edu/~daniele/vub/brecoall.eps
Q1 http://www.slac.stanford.edu/~daniele/vub/brecoallch101.eps
B0:
---
Q0 http://www.slac.stanford.edu/~daniele/vub/brecob0.eps
Q1 http://www.slac.stanford.edu/~daniele/vub/brecob0ch101.eps
Bch:
----
Q0 http://www.slac.stanford.edu/~daniele/vub/brecobch.eps
Q1 http://www.slac.stanford.edu/~daniele/vub/brecobchch101.eps
As you see, the two selections have the same pattern. The effect seems to
be a bit worse in Q1 (probably due to the larger fraction of background).
Then I think that the Q0-Q1 difference cannot be caused only by something
related with the breco side.
Daniele
On Wed, 3 Jul 2002, Daniele del Re wrote:
>
> Hi all,
>
> I repeated the study vs the integrated purity.
>
> ALL:
> ---
>
> http://www.slac.stanford.edu/~daniele/vub/brecoall.eps
>
> - pretty nice
>
>
> B0:
> --
>
> http://www.slac.stanford.edu/~daniele/vub/brecob0.eps
>
> - the value increases a lot around 50%. Then it goes down again at high
> purity. ~ 3-4 sigmas effect
>
>
> Bch:
> ---
>
> http://www.slac.stanford.edu/~daniele/vub/brecobch.eps
>
> - fine, I could say
>
>
> I am doing the same plots for the Q1 cut.
>
> Daniele
>
>
>
>
>
>
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