| 5 |
|
$t\bar{t}$ analysis. We select events with two opposite sign isolated |
| 6 |
|
leptons ($ee$, $e\mu$, or $\mu\mu$); one of the leptons must |
| 7 |
|
have $P_T > 20$ GeV, |
| 8 |
< |
the other one must have $P_T > 10$ GeV\footnote{In case of events with |
| 8 |
> |
the other one must have $P_T > 10$ GeV. In case of events with |
| 9 |
|
more than two such leptons, we select the pair that maximizes the scalar |
| 10 |
< |
sum of lepton $P_T$'s.}; |
| 11 |
< |
there must be two JPT |
| 10 |
> |
sum of lepton $P_T$'s. |
| 11 |
> |
There must be two JPT |
| 12 |
|
jets of $P_T > 30$ GeV and $|\eta| < 2.5$; the scalar sum of the |
| 13 |
|
$P_T$ of all such jets must exceed 100 GeV; jets must pass |
| 14 |
|
{\tt caloJetId} and be separated by $\Delta R >$ 0.4 from the |
| 15 |
< |
two leptons. Finally $\met > 50$ GeV |
| 16 |
< |
(we use tcMet). More details are given in the subsections below. |
| 15 |
> |
two selected leptons. |
| 16 |
> |
%%%TO BE REPLACED |
| 17 |
> |
%{\color{red}The 11 pb iteration only does this for the two selected |
| 18 |
> |
%leptons.} |
| 19 |
> |
% |
| 20 |
> |
Finally $\met > 50$ GeV (we use tcMet). More details are given in the subsections below. |
| 21 |
|
|
| 22 |
|
\subsection{Event Cleanup} |
| 23 |
|
\label{sec:cleanup} |
| 59 |
|
\item At least one of the hits from the |
| 60 |
|
standalone muon must be used in the global fit. |
| 61 |
|
|
| 62 |
< |
\item {\color{red} Should we add a cut on the momentum error?} |
| 62 |
> |
%\item Require tracker $\Delta P_T/P_T < 0.1$. This cut was not in the original top analysis. |
| 63 |
> |
%It is motivated by the observation of |
| 64 |
> |
%poorly measured muons in data with large |
| 65 |
> |
%relative $P_T$ uncertainty, giving significant contributions to the \met. |
| 66 |
> |
%{\color{red} This is not applied to the 11 pb iteration.} |
| 67 |
> |
|
| 68 |
|
|
| 69 |
|
\end{itemize} |
| 70 |
|
|
