Chinese Physics C > 1995, Vol. 19 > Issue(8): 692-702

Identifying Tau Hadronic Decay with Neural Network

Chen Guoming^,,
Chen Gang

The Institute of High Energy Physics,The Chinese Academy of Sciences,Beijing 100039

Abstract
HTML
Reference
Related

PDF

Abstract：
The identification of tau one prong hadronic decay using neural network is presented.Based on the identification,we measured the branching ratios: Br(π/Kv)=(12.18±0.26±0.42)%,Br(π/Kπ ⁰v)=(25.20±0.35±0.50)%,Br(π/K2π ⁰v)=(8.88±0.37±0.38)%,Br(π/K3π ⁰v)=(1.70±0.24±0.39)%.

References

[1]

M.Perl.et al,Phys.Rev.Lett,35（1975）1489.[2] W.Marciano,Second Workshop on τ physics,1992.[3] B.Adevaetal,L3 Nucl.Instr and Meth.,A289（1990）35.[4] S.Jadach,B.Ward,Z.Was,Comp Phys.Comm.66（1991）276.[5] R.Brun,et al,GEANT 3 Users'Guide,CERNDD/EE/84-1.[6] P.Wasserman,Neural Computing:Theory and Practice Van Nostrand Reinhold,N.Y,1989.[7] Mariond Conference,France,March,1994.

[1]	,,. Particle Identification using Artificial Neural Networks at BESIII. Chinese Physics C, 2008, 32(1): 1-8.doi:10.1088/1674-1137/32/1/001
[2]	LI Yuan,SHAO Feng-Lan. Decay Contributions to Hyperon Polarization in High Energy Reactions. Chinese Physics C, 2007, 31(9): 810-814.
[3]	YUAN Chang-Zheng. Hadron Spectroscopy and Charmonium Decays from BES and CLEOc. Chinese Physics C, 2006, 30(6): 488-496.
[4]	XIN Bo,YUAN Chang-Zheng,MA Feng-Cai. Multi-Variable Particle ID for BESⅡ Physics Analysis. Chinese Physics C, 2004, 28(6): 621-625.
[5]	YOU Zheng-Yun,MAO Ya-Jun,ZHANG Jia-Wen. Research on Identification of μ,π with BESⅢ μ Ιdentifier. Chinese Physics C, 2004, 28(9): 977-981.
[6]	ZHANG Kun-Shi,LIU Lian-Shou. On the Identification of Quark and Gluon Jets Using Artificial Neural Network Method. Chinese Physics C, 2004, 28(11): 1141-1145.
[7]	LV Cai-Dian. Toward a Theory of Non-leptonic Two-Body B Decays in QCD. Chinese Physics C, 2002, 26(S1): 20-24.
[8]	Yu Hong,Shen Qixing. Multi-channel Coupling in the Hadronic Decay Process J/ψ→ωπ⁺π^－. Chinese Physics C, 1997, 21(2): 123-129.
[9]	Zhang Ziping,Chen Hongfang,Ye Shuwei,Zhao Jiawei. Identification of e,μ,π by Neural Network in BES. Chinese Physics C, 1997, 21(4): 297-303.
[10]	Liang Hualou,Xie Wei,Ren Jingru,Wang Taijie,Dai Guiliang. Distinguishing Primary Cosmic-Ray Composition with Artificial Neural Networks. Chinese Physics C, 1997, 21(3): 205-210.
[11]	Zhang Ziping,Wang Yifang. Application of Neural Network in τ→ρV_τPolarization Analysis. Chinese Physics C, 1994, 18(9): 769-777.
[12]	YU Hong,SHEN Qi-Xing,ZHU Yu-Can,ZHENG Zhi-Peng,CHENG Zheng-Dong. Studies of the Wide Resonance θ(1720) in J/ψ Hadronic Decays. Chinese Physics C, 1993, 17(7): 601-604.
[13]	SHEN Qi-Xing,Yu Hong. Angular Distribution Analysis for the Hadronic Decay Process J/ψ→V+X,X→V+V. Chinese Physics C, 1992, 16(10): 919-927.
[14]	YU Hong,SHEN Qi-Xing. J/ψ Hadronic Decay and 11^－+Exotic States. Chinese Physics C, 1991, 15(9): 861-864.
[15]	YU Hong,SHEN Qi-Xing. HELICITY FORMALISM OF THE ANGULAR DISTRIBUTION FOR THE J/ψ HADRONIC DECAY PROCESS. Chinese Physics C, 1990, 14(6): 504-508.
[16]	YU Hong,SHEN Qi-Xing. THE MOMENT ANALYSIS FOR THE J/ψ HADRONIC DECAY PROCESS. Chinese Physics C, 1990, 14(10): 875-881.
[17]	WU Yuan-Fang,LIU Lian-Shou. INVESTIGATION OF THE HIGH ENERGY LIMIT IN HADRON-HADRON COLLISION USING MEM. Chinese Physics C, 1989, 13(9): 808-813.
[18]	DONG Bao-Zhong. ANALYSIS OF HADRONIC EVENTS. Chinese Physics C, 1987, 11(5): 596-602.
[19]	LIN Jin-Hu,ZHENG Zhe-Zhu. THE HADRON 1→0 DECAY PROCESSESIN A 3+1 DIMENSIONAL THEORY. Chinese Physics C, 1986, 10(2): 153-157.
[20]	SHEN Qi-Xing,WU Ji-Min,LU Jing-Xian,ZHAO Pei-Ying. A METHOD FOR DIRECTLY COMPUTING QCD PREDICTION FOR VALENCE QUARK DISTRIBUTION FUNCTION OF THE HADRONS IN A REASONABLE APPROXIMATION. Chinese Physics C, 1983, 7(2): 170-177.

Access

Get Citation

Chen Guoming and Chen Gang. Identifying Tau Hadronic Decay with Neural Network[J]. Chinese Physics C, 1995, 19(8): 692-702.

Chen Guoming and Chen Gang. Identifying Tau Hadronic Decay with Neural Network[J]. Chinese Physics C, 1995, 19(8): 692-702. shu

RIS(for EndNote,Reference Manager,ProCite)

BibTex

Txt

Milestone

Received: 1900-01-01
Revised: 1900-01-01

Article Metric

Article Views(4086)
PDF Downloads(550)
Cited by(0)

Policy on re-use

To reuse of subscription content published by CPC, the users need to request permission from CPC, unless the content was published under an Open Access license which automatically permits that type of reuse.

通讯作者:陈斌, bchen63@163.com

1.
沈阳化工大学材料科学与工程学院沈阳 110142

Identifying Tau Hadronic Decay with Neural Network

Chen Guoming^,
Chen Gang

Corresponding author:Chen Guoming,

The Institute of High Energy Physics,The Chinese Academy of Sciences,Beijing 100039

Received Date:1900-01-01
Accepted Date:1900-01-01
Available Online:1995-08-05

Abstract:The identification of tau one prong hadronic decay using neural network is presented.Based on the identification,we measured the branching ratios: Br(π/Kv)=(12.18±0.26±0.42)%,Br(π/Kπ⁰v)=(25.20±0.35±0.50)%,Br(π/K2π⁰v)=(8.88±0.37±0.38)%,Br(π/K3π⁰v)=(1.70±0.24±0.39)%.