HCAL: Hadronic Calorimeter
The purpose of the HCAL is to stop and measure the energy of hadrons and prevent them from travelling further through the detector. Like the ECAL, it is a sampling calorimeter made of layers of iron and plastic scintillator.
HLT: High Level Trigger
Software trigger. Software that decides if data from the detectore gets written to storage or thrown away.
HEP-wide benchmark for measuring CPU performance based on the SPEC2006 benchmark.
HSF: HEP Software Foundation
The HSF facilitates coordination and common efforts in HEP software and computing internationally.
Formerly Condor. Backend for CERN's batch service. Use
Condor backend in Ganga.