Issue |
EPJ Web of Conferences
Volume 116, 2016
Very Large Volume Neutrino Telescope (VLVnT-2015)
|
|
---|---|---|
Article Number | 07006 | |
Number of page(s) | 4 | |
Section | Computing Models, Data Repositories, Virtual Observatory, Data Formats, Software Systems, User Training | |
DOI | https://doi.org/10.1051/epjconf/201611607006 | |
Published online | 11 April 2016 |
https://doi.org/10.1051/epjconf/201611607006
Application of data mining techniques in atmospheric neutrino analyses with IceCube
Department of Physics, TU Dortmund, Germany
a e-mail: tim.ruhe@tu-dortmund.de
b http://icecube.wisc.edu
Published online: 11 April 2016
The selection of event candidates by machine learning algorithms has become an important analysis tool. Data mining, however, goes beyond the simple training and application of a learning algorithm. It also incorporates finding a good representation of data in fewer dimensions without losing relevant information, as well as a thorough validation of the results throughout the entire analysis. A data mining-based event selection chain has been developed for the measurement of the atmospheric νμ spectrum with IceCube in the 59-string configuration. It yielded a high statistics and high purity sample (99.59 ± 0.37%) of νμ, while allowing only 1.0 × 10−4% of the incoming background muons to pass. In this paper the setup of the analysis chain is presented and the results are discussed in the context of atmospheric νμ analyses.
© Owned by the authors, published by EDP Sciences, 2016
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