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Update VItamin and Bilby with Different Noises
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Jun 01, 2021
by
Wei Changfeng
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VItamin-and-Bilby-with-Different-Noises.md
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@@ -54,6 +54,10 @@ Fig.14 random seed = 10000
We did PE run provided by Bilby twice to see the consistency of the results.
## (1) 4 parameters
### (i) posterior
bbh_4parameters_marginalization.ipynb
https://gilsay.physics.gla.ac.uk/gitlab/wei.changfeng/weichangfeng_project/blob/master/2021_05/bbh_4parameters_marginalization.ipynb
bbh_4parameters_marginalization_cp.ipynb
https://gilsay.physics.gla.ac.uk/gitlab/wei.changfeng/weichangfeng_project/blob/master/2021_05/bbh_4parameters_marginalization_cp.ipynb
Fig.15

Fig.16
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@@ -73,6 +77,10 @@ Fig.19

It can be seen that the consistency of results is good.
## (2) 15 parameters
bbh_15parameters_marginalization.ipynb
https://gilsay.physics.gla.ac.uk/gitlab/wei.changfeng/weichangfeng_project/blob/master/2021_05/bbh_15parameters_marginalization.ipynb
bbh_15parameters_marginalization_cp.ipynb
https://gilsay.physics.gla.ac.uk/gitlab/wei.changfeng/weichangfeng_project/blob/master/2021_05/bbh_15parameters_marginalization_cp.ipynb
### (i) posterior
Fig.20

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@@ -161,6 +169,10 @@ result = bilby.run_sampler(
## (3) 15 parameters with (m1,m2) instead of (chirp mass, mass ratio)
We get results with good consistency in the sections above. This is to test if (m1,m2) will decrease the convergence.
bbh_15parameters_marginalization_m1m2.ipynb
https://gilsay.physics.gla.ac.uk/gitlab/wei.changfeng/weichangfeng_project/blob/master/2021_05/bbh_15parameters_marginalization_m1m2.ipynb
bbh_15parameters_marginalization_m1m2_cp.ipynb
https://gilsay.physics.gla.ac.uk/gitlab/wei.changfeng/weichangfeng_project/blob/master/2021_05/bbh_15parameters_marginalization_m1m2_cp.ipynb
### (i) posterior
Fig.25

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@@ -183,6 +195,10 @@ It can be seen that the consistency of results is still good. Hence we decide to
# 4. BH encounter
## (1) BH enoucnter with marginalization(distance, time, phase)
encounter_signal2_q1_marginalization.ipynb
https://gilsay.physics.gla.ac.uk/gitlab/wei.changfeng/weichangfeng_project/blob/master/2021_05/encounter_signal2_q1_marginalization.ipynb
encounter_signal2_q1_marginalization_cp.ipynb
https://gilsay.physics.gla.ac.uk/gitlab/wei.changfeng/weichangfeng_project/blob/master/2021_05/encounter_signal2_q1_marginalization_cp.ipynb
### (i) posterior
Fig.30

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@@ -202,7 +218,13 @@ JSD = 0.1096
Fig.34

Wrong template (using BBH template to model BH encounter) reduces the consistency of results.
## (2) BH enoucnter without marginalization(distance, time, phase)
encounter_signal2_q1.ipynb
https://gilsay.physics.gla.ac.uk/gitlab/wei.changfeng/weichangfeng_project/blob/master/2021_05/encounter_signal2_q1.ipynb
encounter_signal2_q1_cp.ipynb
https://gilsay.physics.gla.ac.uk/gitlab/wei.changfeng/weichangfeng_project/blob/master/2021_05/encounter_signal2_q1_cp.ipynb
### (i) posterior
Fig.35

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@@ -230,11 +252,13 @@ https://gilsay.physics.gla.ac.uk/gitlab/wei.changfeng/weichangfeng_project/tree/
https://gilsay.physics.gla.ac.uk/gitlab/wei.changfeng/weichangfeng_project/tree/master/2021_05/test_2
Though they produced the same number of samples this time, I checked the first ten lines of the sample files and they are not the same.
### (i) test 1
https://gilsay.physics.gla.ac.uk/gitlab/wei.changfeng/weichangfeng_project/tree/master/2021_05/test_01
Fig.40

Fig.41

### (i) test 2
https://gilsay.physics.gla.ac.uk/gitlab/wei.changfeng/weichangfeng_project/tree/master/2021_05/test_02
Fig.42

Fig.43
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@@ -245,8 +269,10 @@ https://gilsay.physics.gla.ac.uk/gitlab/wei.changfeng/weichangfeng_project/tree/
https://gilsay.physics.gla.ac.uk/gitlab/wei.changfeng/weichangfeng_project/tree/master/2021_05/test_cpnest_2
They produced the different number of samples. I checked the first ten lines of the sample files and they are not the same.
### (i) test 1
https://gilsay.physics.gla.ac.uk/gitlab/wei.changfeng/weichangfeng_project/tree/master/2021_05/test_cpnest_1
Fig.44

### (i) test 2
https://gilsay.physics.gla.ac.uk/gitlab/wei.changfeng/weichangfeng_project/tree/master/2021_05/test_cpnest_2
Fig.45

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