21–25 May 2012
New York City, NY, USA
US/Eastern timezone

Track and Vertex Reconstruction Strategies in the ATLAS Inner Detector in the High Multiplicity LHC Environment

24 May 2012, 13:30
4h 45m
Rosenthal Pavilion (10th floor) (Kimmel Center)

Rosenthal Pavilion (10th floor)

Kimmel Center

Poster Event Processing (track 2) Poster Session

Speakers

Christoph Wasicki (Deutsches Elektronen-Synchrotron (DE)) Heather Gray (CERN) Simone Pagan Griso (Lawrence Berkeley National Lab. (US))

Description

The track and vertex reconstruction algorithms of the ATLAS Inner Detector have demonstrated excellent performance in the early data from the LHC. However, the rapidly increasing number of interactions per bunch crossing introduces new challenges both in computational aspects and physics performance. We will discuss the strategy adopted by ATLAS in response to this increasing multiplicity by balancing physics requirements with the available computing resources. In addition the performance of the track and vertex reconstruction algorithms in this challenging environment will be demonstrated.

Authors

Heather Gray (CERN) Simone Pagan Griso (Lawrence Berkeley National Lab. (US))

Co-author

Christoph Wasicki (Deutsches Elektronen-Synchrotron (DE))

Presentation materials

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