Difference: AlpgenProduction2008 (13 vs. 14)

Revision 142008-12-22 - ThiagoTomei

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META TOPICPARENT	name="ThiagoTomei"

Alpgen Production 2008

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Maria's rule of thumb: 5+N iterations, where N is the number of light (udsg) partons.
~ 43000 events per minute.

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Template file:

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Template file

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1          ! generation mode
ttbar4j_40 ! string labeling the output files

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ihvy 6 itdecmode 7

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Tried only 5 iterations for ttbar + 4 jets, trying now with 9 iterations and seeing if it makes a difference.

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-- ThiagoTomei - 18 Dec 2008

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In the table below you can find the grids for ttbar, W and Z - W and Z were done by Maurizio.

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In the attachments below you can find the grids for ttbar, W and Z - W and Z were done by Maurizio.

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ttbar - Xsec vs number of jets - exclusive:

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Plots - cross section as a function of parton multiplicity

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NOTICE : slopes were fitted in the bins 1 to 4 partons only.

ttbar - Xsec vs number of jets - exclusive:

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ttbar - Xsec vs number of jets - inclusive:

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ttbar - Xsec vs number of jets - inclusive:

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-- ThiagoTomei - 19 Dec 2008

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Tables in consolidated format

ttbar + jets


Sample name	Exc xsec (pb)	Error	Inc Xsec (pb)	Error
ttbar0j_30GeV	117.529	0.059	206.693	0.407
ttbar1j_30GeV	61.770	0.046	89.165	0.327
ttbar2j_30GeV	20.639	0.048	27.395	0.248
ttbar3j_30GeV	5.191	0.010	6.755	0.115
ttbar4j_30GeV	1.564	0.003	1.564	0.059

ttbar0j_40GeV	133.045	0.066	202.070	0.369
ttbar1j_40GeV	52.052	0.037	69.025	0.264
ttbar2j_40GeV	13.631	0.027	16.973	0.180
ttbar3j_40GeV	2.737	0.005	3.342	0.077
ttbar4j_40GeV	0.605	0.001	0.605	0.036

ttbar0j_50GeV	144.039	0.072	198.817	0.348
ttbar1j_50GeV	43.692	0.031	54.778	0.223
ttbar2j_50GeV	9.270	0.016	11.086	0.138
ttbar3j_50GeV	1.541	0.003	1.815	0.055
ttbar4j_50GeV	0.275	0.001	0.275	0.024

W and Z + jets


W+jets	xsec incl	error	xsec incl	error
1j	30538.000	3.058	39321.200	590.948
2j	6373.580	20.461	8783.190	131.997
3j	1796.860	12.516	2409.610	35.377
4j	469.031	3.463	612.751	7.919
5j	110.275	0.809	143.720	1.525
6j	33.445	0.256	33.445	0.256

Z+jets	xsec incl	error	xsec incl	error
1j	2950.500	1.353	3872.020	53.125
2j	656.510	1.494	921.517	12.636
3j	192.907	1.205	265.008	3.584
4j	51.211	0.305	72.101	0.865
5j	17.240	0.107	20.890	0.217
6j	3.650	0.031	3.650	0.031

-- ThiagoTomei - 22 Dec 2008

META FILEATTACHMENT	attachment="sprace_ALPGEN_submit.py.txt" attr="h" comment="Script to submit Alpgen generation jobs." date="1229389491" name="sprace_ALPGEN_submit.py.txt" path="sprace_ALPGEN_submit.py" size="3532" stream="sprace_ALPGEN_submit.py" user="Main.ThiagoTomei" version="1"
META FILEATTACHMENT	attachment="Alpgen_cfg.py.txt" attr="h" comment="CMSSW AlpgenInterface config file." date="1229612343" name="Alpgen_cfg.py.txt" path="Alpgen_cfg.py" size="4628" stream="Alpgen_cfg.py" user="Main.ThiagoTomei" version="1"
META FILEATTACHMENT	attachment="sprace_CMSSW_alpgmatch.py.txt" attr="h" comment="Script to submit Alpgen matching jobs." date="1229612399" name="sprace_CMSSW_alpgmatch.py.txt" path="sprace_CMSSW_alpgmatch.py" size="3026" stream="sprace_CMSSW_alpgmatch.py" user="Main.ThiagoTomei" version="1"
META FILEATTACHMENT	attachment="AlpgenProduction2008_ttbar.tar.gz" attr="h" comment="Grids for ttbar production." date="1229625135" name="AlpgenProduction2008_ttbar.tar.gz" path="AlpgenProduction2008_ttbar.tar.gz" size="48449" stream="AlpgenProduction2008_ttbar.tar.gz" user="Main.ThiagoTomei" version="1"
META FILEATTACHMENT	attachment="AlpgenProduction2008_ttbarjets.tar.gz" attr="" comment="Grids for ttbar production." date="1229912654" name="AlpgenProduction2008_ttbarjets.tar.gz" path="AlpgenProduction2008_ttbarjets.tar.gz" size="48429" stream="AlpgenProduction2008_ttbarjets.tar.gz" user="Main.ThiagoTomei" version="2"
META FILEATTACHMENT	attachment="AlpgenProduction2008_Wjets.tar.gz" attr="" comment="Grids for W production." date="1229912639" name="AlpgenProduction2008_Wjets.tar.gz" path="AlpgenProduction2008_Wjets.tar.gz" size="83964" stream="AlpgenProduction2008_Wjets.tar.gz" user="Main.ThiagoTomei" version="2"

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META FILEATTACHMENT	attachment="ttbar_exclusive.png" attr="" comment="ttbar - Xsec vs number of jets - exclusive" date="1229711939" name="ttbar_exclusive.png" path="ttbar_exclusive.png" size="9202" stream="ttbar_exclusive.png" user="Main.ThiagoTomei" version="1"
META FILEATTACHMENT	attachment="ttbar_inclusive.png" attr="" comment="ttbar - Xsec vs number of jets - inclusive" date="1229711988" name="ttbar_inclusive.png" path="ttbar_inclusive.png" size="9482" stream="ttbar_inclusive.png" user="Main.ThiagoTomei" version="1"

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META FILEATTACHMENT	attachment="ttbar_exclusive.png" attr="" comment="ttbar - Xsec vs number of jets - exclusive" date="1229946475" name="ttbar_exclusive.png" path="ttbar_exclusive.png" size="16847" stream="ttbar_exclusive.png" user="Main.ThiagoTomei" version="2"
META FILEATTACHMENT	attachment="ttbar_inclusive.png" attr="" comment="ttbar - Xsec vs number of jets - inclusive" date="1229946489" name="ttbar_inclusive.png" path="ttbar_inclusive.png" size="17461" stream="ttbar_inclusive.png" user="Main.ThiagoTomei" version="2"
META FILEATTACHMENT	attachment="AlpgenProduction2008_Zjets.tar.gz" attr="" comment="Grids for Z production." date="1229947938" name="AlpgenProduction2008_Zjets.tar.gz" path="AlpgenProduction2008_Zjets.tar.gz" size="85341" stream="AlpgenProduction2008_Zjets.tar.gz" user="Main.ThiagoTomei" version="1"

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