Re: Minutes of SciFi weekly meeting (01/Feb/28)

From: Takuya Hasegawa (hasegawa@neutrino.kek.jp)
Date: Fri Mar 02 2001 - 13:55:20 JST

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    Message-Id: <200103020455.NAA21614@neutrino.kek.jp>
Subject: Re: Minutes of SciFi weekly meeting (01/Feb/28) 
Date: Fri, 02 Mar 2001 13:55:20 +0900
From: Takuya Hasegawa <hasegawa@neutrino.kek.jp>


Hi Iwashita-kun

    Following explanation in SCIFI minutes  is different from yours.
    You said, 

       long tail is caused by  assignment of 
       completely differennt SCIFI track to MRD track.

    Could you clarify which is true?

Best regards,
T.Hasegawa

>3. MRD selection 
>Iwashita looked at the matching distance between the MRD hit 
>and scifi track for the first layer events. After using the
>distance scaled by the multiple scattering effect, he
>estimates 2% of them to be outside the 3sigma region. They
>are background according to the scanning result. 
>
>This code will be taken in our selection. His selection 
>will add 10% or more events to the First category.

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