MINOS Experiment: Neutrino Interaction Classification

Neural Network Techniques

Overview Neural Network Techniques HEP Applications (latest SPIRES list) Mathematical Foundations Software Development NNFC (Neural Net Foundation Classes), v-2.0 Application to Accelerator Neutrino Classification NC/CC Neutrino Event Classification ANN inputs & architecture Optimum architecture Results with FAR Detector MC Results with NEAR Detector MC Background (noise) rejection Background filter Using FarD 'no-beam' , 'phys.-trigger' data Bkg Event Topology ANN for bacground rejection Oscillation Analysis using Neural Nets Hypothesis testing: T-Test Hypothesis testing: Z-Test Param. measurement: CC-Energy-Test MINOS Sensitivity to Alternative Scenarios Neutrino Decay Oscillations in Extra Dimensions Application to atmospheric nu's at FarDet [old] Analysis goals  discrimination Input variables Results  discrimination Input variables Results MINOS Sensitivity from ANN Analysis Sensitivity to numu->nutau

PRESENTATIONS: C. Andreopoulos, NC Working Group Mtg. 13 Feb. 2004 - First look at the new MC & effect on ANNs (PDF, 9 pages, 220 kB) C. Andreopoulos, NC Working Group Mtg. 23 Jan. 2004 - Using the ANNs with Far Det data (PDF, 18 pages, 495 kB) C. Andreopoulos, MINOS Collab. Mtg. @ Cambridge 08 Jan. 2004 - Update on NC/CC & Oscillation Analysis in its infancy (PDF, 15 pages, 275 kB) C. Andreopoulos, NC Working Group Mtg. 25 Nov. 2003 - The quest for the global minimum (PDF, 16 pages, 244 kB) C. Andreopoulos, MINOS Collab. Mtg. @ Fermilab 18 Sep. 2003 - Accelerator nu CC/NC classification (PDF, 26 pages, 474 kB) C. Andreopoulos, NC Working Group Mtg. 08 Aug. 2003 - Prelim. accelerator nu CC/NC (PDF, 13 pages, 117 kB) C. Andreopoulos, Atmospheric Neutrino Working Group Mtg. 27 May 2003 - Atmospheric Neutrinos (PDF, 10 pages, 118 kB) INTERNAL NOTES: C. Andreopoulos et al., NuMI-Note-ATM_NU-991 Neural Network Techniques for Atmospheric Neutrino Event Classification and MINOS Sensitivity to Neutrino Oscillations. Note: The left-side links contain the latest results from the Neural Net analysis. More detailed information can be found on my neural net analysis talks at the right-hand side. This work is carried on in CCLRC, Rutherford Appleton Lab in the Precision Electroweak Measurements group of the Particle Physics Department.