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High tau identification performance is important for the discovery potential of |
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many possible new physics signals at the Compact Muon Solenoid (CMS). Events |
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many potential new physics signals at the Compact Muon Solenoid (CMS). Events |
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with tau leptons are typically signal events; the Standard Model background |
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rates with true tau leptons are typically the same order of magnitude as the |
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expected signal rate in many searches. The challenge of doing physics with |
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expected signal rate in many searches for new physics. The challenge of doing physics with |
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taus is dominated by the rate at which objects are incorrectly tagged as taus. |
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In paticular, quark and gluon jets have a significantly higher production |
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cross-section and events where these objects are incorrectly identified as tau |
