THE ATLAS HIGH LEVEL TRIGGER GROUP ∗ (2008)
S. Armstrong, J. T. Baines, C. P. Bee, M. Biglietti, A. Bogaerts, V. Boisvert, ...
Given the extremely high bunch crossing rate foreseen at the Large Hadron Collider (LHC) and the general-purpose nature of the ATLAS particle physics experiment, after the hardware-based first level...
Implementation and performance of the third level muon trigger of the ATLAS experiment at LHC (2006)
Armstrong, S., A. Assamagan, K., P. Bee, C., Bellomo, M., Biglietti, M., ...
The trigger system of the ATLAS experiment at the LHC aims at a high selectivity in order to keep the full physics potential while reducing the 40 MHz initial event rate imposed by the LHC bunch...
Implementation and performance of the third level muon trigger of the ATLAS experiment at LHC (2006)
Armstrong, S., A. Assamagan, K., P. Bee, C., Bellomo, M., Biglietti, M., ...
The trigger system of the ATLAS experiment at the LHC aims at a high selectivity in order to keep the full physics potential while reducing the 40 MHz initial event rate imposed by the LHC bunch...
Implementation and performance of the third level muon trigger of the ATLAS experiment at LHC (2006)
Armstrong, S., A. Assamagan, K., P. Bee, C., Bellomo, M., Biglietti, M., ...
The trigger system of the ATLAS experiment at the LHC aims at a high selectivity in order to keep the full physics potential while reducing the 40 MHz initial event rate imposed by the LHC bunch...
Schiavi, C, Armstrong, S, Dos Anjos, A, Baines, J T M, Bee, C P, Biglietti, M, ...
The ATLAS experiment at the Large Hadron Collider (LHC) will face the challenge of efficiently selecting interesting candidate events in pp collisions at 14 TeV center of mass energy, while rejecting...
Schiavi, C, Armstrong, S, Dos Anjos, A, Baines, J T M, Bee, C P, Biglietti, M, ...
The ATLAS experiment at the Large Hadron Collider (LHC) will face the challenge of efficiently selecting interesting candidate events in pp collisions at 14 TeV center of mass energy, while rejecting...
A Level-2 trigger algorithm for the identification of muons in the ATLAS Muon Spectrometer (2005)
Di Mattia, A, Armstrong, S, Dos Anjos, A, Baines, J T M, Bee, C P, Biglietti, M, ...
The ATLAS Level-2 trigger provides a software-based event selection after the initial Level-1 hardware trigger. For the muon events, the selection is decomposed in a number of broad steps: first, the...
A Level-2 trigger algorithm for the identification of muons in the ATLAS Muon Spectrometer (2005)
Di Mattia, A, Armstrong, S, Dos Anjos, A, Baines, J T M, Bee, C P, Biglietti, M, ...
The ATLAS Level-2 trigger provides a software-based event selection after the initial Level-1 hardware trigger. For the muon events, the selection is decomposed in a number of broad steps: first, the...
Armstrong, S., Dos Anjos, A., P. Bee, C., Biglietti, M., A. Bogaerts, J., ...
The Event Filter (EF) selection stage is a fundamental component of the ATLAS Trigger and Data Acquisition architecture. Its primary function is the reduction of data flow and rate to values...
Armstrong, S., Dos Anjos, A., P. Bee, C., Biglietti, M., A. Bogaerts, J., ...
The Event Filter (EF) selection stage is a fundamental component of the ATLAS Trigger and Data Acquisition architecture. Its primary function is the reduction of data flow and rate to values...
Armstrong, S., Dos Anjos, A., P. Bee, C., Biglietti, M., A. Bogaerts, J., ...
The Event Filter (EF) selection stage is a fundamental component of the ATLAS Trigger and Data Acquisition architecture. Its primary function is the reduction of data flow and rate to values...
Portable Gathering System for Monitoring and Online Calibration at ATLAS (2004)
Conde-Muíño, P, Armstrong, S, Dos Anjos, A, Baines, J T M, Bee, C P, Biglietti, M, ...
During the runtime of any experiment, a central monitoring system that detects problems as soon as they appear has an essential role. In a large experiment, like ATLAS, the online data acquisition...
Algorithms for the ATLAS high-level trigger (2004)
Armstrong, S., T. Baines, J., Bee, C.P., Biglietti, M., Bogaerts, A., Boisvert, V., ...
Following rigorous software design and analysis methods, an object-based architecture has been developed to derive the second- and third-level trigger decisions for the future ATLAS detector at the...
The second level trigger of the ATLAS experiment at CERN's LHC (2004)
Dos Anjos, A., Abolins, M., Armstrong, S., T. Baines, J., Barisonzi, M., P. Beck, H., ...
The ATLAS trigger reduces the rate of interesting events to be recorded for off-line analysis in three successive levels from 40 MHz to /spl sim/100 kHz, /spl sim/2 kHz and /spl sim/200 Hz. The high...
Armstrong, S., T. Baines, J., Bee, C.P., Biglietti, M., Bogaerts, A., Boisvert, V., ...
The ATLAS High Level Trigger's (HLT) primary function of event selection will be accomplished with a Level-2 trigger farm and an event filter (EF) farm, both running software components developed in...
Ventura, A., Armstrong, S., Assamagan, A., Baines, J.T.M., Bee, C.P., Bellomo, M., ...
The ATLAS trigger system is composed of three levels: an initial hardware trigger level (LVL1) followed by two software-based stages (LVL2 trigger and event filter) included in the high level trigger...
Armstrong, S., Anjos, A.D., Baines, J.T.M., Bee, C.P., Biglietti, M., Bogaerts, J.A., ...
The ATLAS experiment at the Large Hadron Collider (LHC) will face the challenge of efficiently selecting interesting candidate events in pp collisions at 14 TeV center of mass energy, while rejecting...
Armstrong, S., Anjos, A.D., Baines, J.T.M., Bee, C.P., Biglietti, M., Bogaerts, J.A., ...
The ATLAS experiment at the Large Hadron Collider (LHC) will face the challenge of efficiently selecting interesting candidate events in pp collisions at 14 TeV center of mass energy, while rejecting...
Ventura, A., Armstrong, S., Assamagan, A., Baines, J.T.M., Bee, C.P., Bellomo, M., ...
The ATLAS trigger system is composed of three levels: an initial hardware trigger level (LVL1) followed by two software-based stages (LVL2 trigger and event filter) included in the high level trigger...
The second level trigger of the ATLAS experiment at CERN's LHC (2004)
Dos Anjos, A., Abolins, M., Armstrong, S., T. Baines, J., Barisonzi, M., P. Beck, H., ...
The ATLAS trigger reduces the rate of interesting events to be recorded for off-line analysis in three successive levels from 40 MHz to /spl sim/100 kHz, /spl sim/2 kHz and /spl sim/200 Hz. The high...
Armstrong, S., T. Baines, J., Bee, C.P., Biglietti, M., Bogaerts, A., Boisvert, V., ...
The ATLAS High Level Trigger's (HLT) primary function of event selection will be accomplished with a Level-2 trigger farm and an event filter (EF) farm, both running software components developed in...
Algorithms for the ATLAS high-level trigger (2004)
Armstrong, S., T. Baines, J., Bee, C.P., Biglietti, M., Bogaerts, A., Boisvert, V., ...
Following rigorous software design and analysis methods, an object-based architecture has been developed to derive the second- and third-level trigger decisions for the future ATLAS detector at the...
Armstrong, S., Anjos, A.D., Baines, J.T.M., Bee, C.P., Biglietti, M., Bogaerts, J.A., ...
The ATLAS experiment at the Large Hadron Collider (LHC) will face the challenge of efficiently selecting interesting candidate events in pp collisions at 14 TeV center of mass energy, while rejecting...
Ventura, A., Armstrong, S., Assamagan, A., Baines, J.T.M., Bee, C.P., Bellomo, M., ...
The ATLAS trigger system is composed of three levels: an initial hardware trigger level (LVL1) followed by two software-based stages (LVL2 trigger and event filter) included in the high level trigger...
The second level trigger of the ATLAS experiment at CERN's LHC (2004)
Dos Anjos, A., Abolins, M., Armstrong, S., T. Baines, J., Barisonzi, M., P. Beck, H., ...
The ATLAS trigger reduces the rate of interesting events to be recorded for off-line analysis in three successive levels from 40 MHz to /spl sim/100 kHz, /spl sim/2 kHz and /spl sim/200 Hz. The high...
Armstrong, S., T. Baines, J., Bee, C.P., Biglietti, M., Bogaerts, A., Boisvert, V., ...
The ATLAS High Level Trigger's (HLT) primary function of event selection will be accomplished with a Level-2 trigger farm and an event filter (EF) farm, both running software components developed in...
Algorithms for the ATLAS high-level trigger (2004)
Armstrong, S., T. Baines, J., Bee, C.P., Biglietti, M., Bogaerts, A., Boisvert, V., ...
Following rigorous software design and analysis methods, an object-based architecture has been developed to derive the second- and third-level trigger decisions for the future ATLAS detector at the...
An Overview of the ATLAS High Level Trigger Dataflow and Supervision (2003)
Wheeler, S, Armstrong, S, Baines, J T M, Bee, C P, Biglietti, M, Bogaerts, A, ...
The ATLAS High Level Trigger (HLT) system provides software-based event selection after the initial LVL1 hardware trigger. It is composed of two stages, the LVL2 trigger and the Event Filter (EF)....
An Overview of Algorithms for the ATLAS High Level Trigger (2003)
Armstrong, S, Baines, J T M, Bee, C P, Biglietti, M, Bogaerts, A, Boisvert, V, ...
Following rigorous software design and analysis methods, an object-based architecture has been developed to derive the second- and third-level trigger decisions for the future ATLAS detector at the...
Wiedenmann, W, Armstrong, S R, Baines, J T M, Bee, C P, Biglietti, M, Bogaerts, A, ...
The Atlas High Level Trigger's primary function of event selection will be accomplished with a Level-2 trigger farm and an Event Filter farm, both running software components developed in the Atlas...
A Measurement of Lorentz Angle and Spatial Resolution of Radiation Hard Silicon Pixel Sensors (2003)
Gorelov, I, Gorfine, G W, Hoeferkamp, M, Seidel, S C, Ciocio, A, Einsweiler, Kevin F, ...
Silicon pixel sensors developed by the ATLAS collaboration to meet LHC requirements and to withstand hadronic irradiation to fluences of up to $10^{15} n_eq/cm^{2}$ have been evaluated using a test...
Architecture of the ATLAS High Level Trigger Event Selection Software (2003)
Grothe, M, Armstrong, S, Baines, J T M, Bee, C P, Biglietti, M, Bogaerts, A, ...
The ATLAS High Level Trigger (HLT) consists of two selection steps: the second level trigger and the event filter. Both will be implemented in software, running on mostly commodity hardware. Both...
Architecture of the ATLAS High Level Trigger Event Selection Software (2003)
Grothe, M, Armstrong, S, Baines, J T M, Bee, C P, Biglietti, M, Bogaerts, A, ...
The ATLAS High Level Trigger (HLT) consists of two selection steps: the second level trigger and the event filter. Both will be implemented in software, running on mostly commodity hardware. Both...
The Algorithm Steering and Trigger Decision mechanism of the ATLAS High Level Trigger (2003)
Comune, G, Armstrong, S, Baines, J T M, Bee, C P, Biglietti, M, Bogaerts, A, ...
Given the extremely high output rate foreseen at LHC and the general-purpose nature of ATLAS experiment, an efficient and flexible way to select events in the High Level Trigger is needed. An...
The Algorithm Steering and Trigger Decision mechanism of the ATLAS High Level Trigger (2003)
Comune, G, Armstrong, S, Baines, J T M, Bee, C P, Biglietti, M, Bogaerts, A, ...
Given the extremely high output rate foreseen at LHC and the general-purpose nature of ATLAS experiment, an efficient and flexible way to select events in the High Level Trigger is needed. An...
Supervision of the ATLAS High Level Trigger System (2003)
Wheeler, S, Armstrong, S, Baines, J T M, Bee, C P, Biglietti, M, Bogaerts, A, ...
The ATLAS High Level Trigger (HLT) system provides software-based event selection after the initial LVL1 hardware trigger. It is composed of two stages, the LVL2 trigger and the Event Filter. The HLT...
Supervision of the ATLAS High Level Trigger System (2003)
Wheeler, S, Armstrong, S, Baines, J T M, Bee, C P, Biglietti, M, Bogaerts, A, ...
The ATLAS High Level Trigger (HLT) system provides software-based event selection after the initial LVL1 hardware trigger. It is composed of two stages, the LVL2 trigger and the Event Filter. The HLT...
Electrical characteristics of silicon pixel detectors (2002)
Gorelov, I., Gorfine, G., Hoeferkamp, M., Mata-Bruni, V., Santistevan, G., Seidel, S.C., ...
Prototype sensors for the ATLAS silicon pixel detector have been electrically characterized. The current and voltage characteristics, charge-collection efficiencies, and resolutions have been...
A measurement of Lorentz angle and spatial resolution of radiation hard silicon pixel sensors (2002)
Gorelov, I., Gorfine, G., Hoeferkamp, M., Seidel, S C., Ciocio, A., Einsweiler, K., ...
Silicon pixel sensors developed by the ATLAS collaboration to meet LHC requirements and to withstand hadronic irradiation to fluences of up to $10^{15} n_eq/cm^{2}$ have been evaluated using a test...
Electrical characteristics of silicon pixel detectors (2002)
Gorelov, I., Gorfine, G., Hoeferkamp, M., Mata-Bruni, V., Santistevan, G., Seidel, S.C., ...
Prototype sensors for the ATLAS silicon pixel detector have been electrically characterized. The current and voltage characteristics, charge-collection efficiencies, and resolutions have been...
A measurement of Lorentz angle and spatial resolution of radiation hard silicon pixel sensors (2002)
Gorelov, I., Gorfine, G., Hoeferkamp, M., Seidel, S C., Ciocio, A., Einsweiler, K., ...
Silicon pixel sensors developed by the ATLAS collaboration to meet LHC requirements and to withstand hadronic irradiation to fluences of up to $10^{15} n_eq/cm^{2}$ have been evaluated using a test...
Electrical characteristics of silicon pixel detectors (2002)
Gorelov,I., Gorfine,G., Hoeferkamp,M., Mata-Bruni,V., Santistevan,G., Seidel,S. C., ...
Prototype sensors for the ATLAS silicon pixel detector have been electrically characterized. The current and voltage characteristics, charge-collection efficiencies, and resolutions have been...
A measurement of Lorentz angle and spatial resolution of radiation hard silicon pixel sensors (2002)
Gorelov, I., Gorfine, G., Hoeferkamp, M., Seidel, S C., Ciocio, A., Einsweiler, K., ...
Silicon pixel sensors developed by the ATLAS collaboration to meet LHC requirements and to withstand hadronic irradiation to fluences of up to $10^{15} n_eq/cm^{2}$ have been evaluated using a test...
Electrical characteristics of silicon pixel detectors (2002)
Gorelov, I., Gorfine, G., Hoeferkamp, M., Mata-Bruni, V., Santistevan, G., Seidel, S. C., ...
Prototype sensors for the ATLAS silicon pixel detector have been electrically characterized. The current and voltage characteristics, charge-collection efficiencies, and resolutions have been...
A measurement of Lorentz angle and spatial resolution of radiation hard silicon pixel sensors (2002)
Gorelov, I., Gorfine, G., Hoeferkamp, M., Seidel, S C., Ciocio, A., Einsweiler, K., ...
Silicon pixel sensors developed by the ATLAS collaboration to meet LHC requirements and to withstand hadronic irradiation to fluences of up to $10^{15} n_eq/cm^{2}$ have been evaluated using a test...
A measurement of Lorentz angle and spatial resolution of radiation hard silicon pixel sensors (2002)
Gorelov, I., Gorfine, G., Hoeferkamp, M., Seidel, S C., Ciocio, A., Einsweiler, K., ...
Silicon pixel sensors developed by the ATLAS collaboration to meet LHC requirements and to withstand hadronic irradiation to fluences of up to $10^{15} n_eq/cm^{2}$ have been evaluated using a test...
A Measurement of Lorentz Angle and Spatial Resolution of Radiation Hard Silicon Pixel Sensors (2001)
Gorelov, I V, Gorfine, G W, Hoeferkamp, M, Seidel, S C, Ciocio, A, Einsweiler, Kevin F, ...
Silicon pixel sensors developed by the ATLAS collaboration to meet LHC requirements and to withstand hadronic irradiation to fluences of up to $10^{15} n_eq/cm^{2}$ have been evaluated using a test...