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CAMB, Cobaya, GetDist help assistant

Last post by Antony Lewis « June 17 2024

by Antony Lewis » June 17 2024

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Last post by Antony Lewis
June 17 2024

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Last post

Easiest CMB code to modify?

Last post by Albin Nilsson « March 19 2020

by Albin Nilsson » March 19 2020

0 Replies

1431 Views

Last post by Albin Nilsson
March 19 2020
issues compiling CosmoMC and CAMB

Last post by Elizabeth Gould « March 18 2020
Replies: 2
by Elizabeth Gould » February 10 2020

2 Replies

3530 Views

Last post by Elizabeth Gould
March 18 2020
CAMB: magnetic matter power spectrum

Last post by Sandhya Jagannathan « March 18 2020
Replies: 1
by Leon Weber » February 04 2020

1 Replies

2893 Views

Last post by Sandhya Jagannathan
March 18 2020
CAMB $C_{\ell}^{TT}$ accuracy problems at low $\ell$

Last post by Felipe Maldonado « March 17 2020
Replies: 2
by Felipe Maldonado » March 17 2020

2 Replies

1834 Views

Last post by Felipe Maldonado
March 17 2020
CAMB: accuracy settings for omk derivative

Last post by Graeme Addison « March 12 2020

by Graeme Addison » March 12 2020

0 Replies

2584 Views

Last post by Graeme Addison
March 12 2020
CosmoMC: use fixed CMB theory spectra from file

Last post by Graeme Addison « March 11 2020
Replies: 2
by Graeme Addison » March 10 2020

2 Replies

2462 Views

Last post by Graeme Addison
March 11 2020
wCDM with Planck in MontePython

Last post by Shahbaz Alvi « March 09 2020

by Shahbaz Alvi » March 09 2020

0 Replies

3026 Views

Last post by Shahbaz Alvi
March 09 2020
Equations in Quint module in quintessence equations file for CAMB

Last post by Joseph P Johnson « March 02 2020
Replies: 2
by Joseph P Johnson » January 30 2020

2 Replies

3271 Views

Last post by Joseph P Johnson
March 02 2020
CAMB: Use of Halofit in Matter Transfer functions

Last post by Antony Lewis « February 27 2020
Replies: 1
by Emily Tyhurst » February 26 2020

1 Replies

2661 Views

Last post by Antony Lewis
February 27 2020
Cobaya: creating an external theory class

Last post by Antony Lewis « February 24 2020
Replies: 1
by Heather Prince » February 21 2020

1 Replies

2708 Views

Last post by Antony Lewis
February 24 2020
Planck 2018 data + SNe in CosmoMC-Planck2018 branch

Last post by Erick Almaraz « February 19 2020
Replies: 2
by Erick Almaraz » February 17 2020

2 Replies

3081 Views

Last post by Erick Almaraz
February 19 2020
Comparing relative error between current and old CAMB version

Last post by Cristhian GQ « February 16 2020
Replies: 4
by Cristhian GQ » February 02 2020

4 Replies

4662 Views

Last post by Cristhian GQ
February 16 2020
camb halofit.f90 non-convergence error catch

Last post by Angela Chen « February 13 2020
Replies: 3
by Angela Chen » January 30 2020

3 Replies

3694 Views

Last post by Angela Chen
February 13 2020
CAMB (rayleigh): Unexpected feature in 143 GHz cross spectrum

Last post by Antony Lewis « February 03 2020
Replies: 1
by Karia Dibert » February 01 2020

1 Replies

2810 Views

Last post by Antony Lewis
February 03 2020
Adding a new model parameter in CosmoMC

Last post by Cristhian GQ « February 02 2020
Replies: 6
by Meir Shimon » December 19 2019

6 Replies

6204 Views

Last post by Cristhian GQ
February 02 2020
cosmomc with clik compilation issue

Last post by Andrei Patrascu « January 24 2020

by Andrei Patrascu » January 24 2020

0 Replies

2863 Views

Last post by Andrei Patrascu
January 24 2020
CosmoMC Killed for memory usage

Last post by Antony Lewis « January 10 2020
Replies: 6
by Thomas Clarke » January 06 2020

6 Replies

4037 Views

Last post by Antony Lewis
January 10 2020
Explanations on making correction on A_s between linear and non-linear regime

Last post by Dournac Fabien « January 04 2020
Replies: 2
by Dournac Fabien » December 31 2019

2 Replies

3324 Views

Last post by Dournac Fabien
January 04 2020
Computing sig8 for correction in non-linear regime

Last post by Antony Lewis « December 28 2019
Replies: 3
by Dournac Fabien » December 25 2019

3 Replies

3600 Views

Last post by Antony Lewis
December 28 2019
1D plots generated by running getdist

Last post by Antony Lewis « December 27 2019
Replies: 1
by Archita Bhattacharyya » December 27 2019

1 Replies

3021 Views

Last post by Antony Lewis
December 27 2019
CAMB 1.0.9: modifying redshift distribution of the sources

Last post by Antony Lewis « December 10 2019
Replies: 1
by Abhishek Maniyar » December 10 2019

1 Replies

2947 Views

Last post by Antony Lewis
December 10 2019
BBN consistency in CAMB

Last post by Felipe Maldonado « December 10 2019
Replies: 2
by Felipe Maldonado » December 07 2019

2 Replies

3069 Views

Last post by Felipe Maldonado
December 10 2019
Cobaya- changing on runtime redshifts or lmax

Last post by Omar Darwish « December 04 2019
Replies: 4
by Omar Darwish » December 04 2019

4 Replies

3607 Views

Last post by Omar Darwish
December 04 2019
CAMB: Non Linear Matter Power Spectra

Last post by Antony Lewis « December 04 2019
Replies: 5
by Marco M Bonici » December 02 2019

5 Replies

4045 Views

Last post by Antony Lewis
December 04 2019
Computing Cl stability - 2 different zones of flatness

Last post by Dournac Fabien « November 30 2019

by Dournac Fabien » November 30 2019

0 Replies

3110 Views

Last post by Dournac Fabien
November 30 2019
Calculating sigma8 in cobaya

Last post by Alex Krolewski « November 19 2019
Replies: 2
by Alex Krolewski » November 12 2019

2 Replies

3630 Views

Last post by Alex Krolewski
November 19 2019
CosmoMC - new parameters not converging

Last post by vivian sabla « November 18 2019
Replies: 2
by vivian sabla » November 14 2019

2 Replies

3194 Views

Last post by vivian sabla
November 18 2019
Likelihood Function for exact likelihood approximation

Last post by Junsong Cang « November 17 2019
Replies: 1
by Junsong Cang » November 17 2019

1 Replies

2920 Views

Last post by Junsong Cang
November 17 2019
Example of using sources in Cobaya

Last post by Antony Lewis « November 12 2019
Replies: 5
by Omar Darwish » November 07 2019

5 Replies

4057 Views

Last post by Antony Lewis
November 12 2019
Cobaya: difficulty with "nonu" power spectrum in cobaya.run

Last post by Alex Krolewski « November 08 2019
Replies: 2
by Alex Krolewski » November 07 2019

2 Replies

3376 Views

Last post by Alex Krolewski
November 08 2019
GestDist GUI cannot load data

Last post by Yun Li « October 26 2019
Replies: 4
by Yun Li » October 19 2019

4 Replies

8788 Views

Last post by Yun Li
October 26 2019
CAMB: Modify k sampling for Scalar Power Spectrum

Last post by María Pía Piccirilli « October 25 2019
Replies: 2
by María Pía Piccirilli » October 24 2019

2 Replies

5303 Views

Last post by María Pía Piccirilli
October 25 2019
Cobaya multiple cpus per chain

Last post by Omar Darwish « October 22 2019
Replies: 2
by Omar Darwish » October 02 2019

2 Replies

6711 Views

Last post by Omar Darwish
October 22 2019
Planck 2018 likelihood with COBAYA: 'ascii' codec can't decode byte 0xc2

Last post by Jesus Torrado « October 09 2019
Replies: 3
by Thibaut Louis » September 29 2019

3 Replies

6141 Views

Last post by Jesus Torrado
October 09 2019
[Planck 2018 likelihood] Likelihood options

Last post by Antony Lewis « October 09 2019
Replies: 1
by Luke Hart » October 08 2019

1 Replies

5741 Views

Last post by Antony Lewis
October 09 2019
Problem running Cosmomc with simall data

Last post by María Pía Piccirilli « September 26 2019
Replies: 2
by María Pía Piccirilli » September 18 2019

2 Replies

5525 Views

Last post by María Pía Piccirilli
September 26 2019
CosmoMC: seg fault for action=2

Last post by Sunny Vagnozzi « September 26 2019
Replies: 17
by Graeme Addison » August 09 2019
1

2
17 Replies

13393 Views

Last post by Sunny Vagnozzi
September 26 2019
Problem installing Planck 2018 likelihood on NERSC

Last post by Sunny Vagnozzi « September 26 2019
Replies: 3
by Sunny Vagnozzi » September 17 2019

3 Replies

7586 Views

Last post by Sunny Vagnozzi
September 26 2019
Cosmomc Clik_compute:Forward Error with EE

Last post by Karim Benabed « September 25 2019
Replies: 1
by Akhilesh Nautiyal(akhi) » September 23 2019

1 Replies

5478 Views

Last post by Karim Benabed
September 25 2019
Interacting models in CAMB

Last post by Antony Lewis « September 18 2019
Replies: 4
by David Figuer » September 16 2019

4 Replies

5968 Views

Last post by Antony Lewis
September 18 2019
[CosmoMC/Getdist] BF files

Last post by Luke Hart « September 14 2019
Replies: 1
by Luke Hart » September 13 2019

1 Replies

4969 Views

Last post by Luke Hart
September 14 2019
[CosmoMC] Delays in Planck 2018 with same 15 configuration

Last post by Luke Hart « September 13 2019
Replies: 4
by Luke Hart » September 03 2019

4 Replies

6013 Views

Last post by Luke Hart
September 13 2019
Increase efficiency of multiple CosmoMC action=4 runs

Last post by chien lin « September 08 2019
Replies: 2
by chien lin » August 10 2019

2 Replies

5601 Views

Last post by chien lin
September 08 2019
CosmoMC can't obtain root.converge_stat

Last post by Luke Hart « September 04 2019
Replies: 10
by Tian Qiu » August 29 2017

10 Replies

11446 Views

Last post by Luke Hart
September 04 2019
How to implement custom data in Cosmomc?

Last post by Antony Lewis « September 04 2019
Replies: 1
by George Alestas » September 03 2019

1 Replies

5238 Views

Last post by Antony Lewis
September 04 2019
[CosmoMC] Propose-widths

Last post by Antony Lewis « September 03 2019
Replies: 1
by Luke Hart » September 03 2019

1 Replies

5027 Views

Last post by Antony Lewis
September 03 2019
Custom Covariance Matrix Question

Last post by Antony Lewis « September 01 2019
Replies: 1
by Lawrence Kazantzidis » August 29 2019

1 Replies

5291 Views

Last post by Antony Lewis
September 01 2019
[CosmoMC] Planck 18 with CosmoMC Nov 2016

Last post by Antony Lewis « September 01 2019
Replies: 1
by Luke Hart » August 30 2019

1 Replies

5074 Views

Last post by Antony Lewis
September 01 2019
LowTEB likelihood problem

Last post by Luke Hart « September 01 2019
Replies: 1
by Esteban Chalbaud » August 11 2019

1 Replies

5396 Views

Last post by Luke Hart
September 01 2019
Latest CosmoMC: Unable to install getdist

Last post by Cosmo Xu « August 24 2019
Replies: 2
by Akhilesh Nautiyal(akhi) » August 22 2019

2 Replies

5977 Views

Last post by Cosmo Xu
August 24 2019
Problem in CosmoMC with mpirun

Last post by Antony Lewis « August 14 2019
Replies: 3
by srijita sinha » July 02 2019

3 Replies

7266 Views

Last post by Antony Lewis
August 14 2019
CAMB, unable to perform complicated calculations

Last post by srijita sinha « August 11 2019
Replies: 8
by ehsan sadri » August 24 2018

8 Replies

8699 Views

Last post by srijita sinha
August 11 2019
Dark energy definition in equations_ppf

Last post by srijita sinha « August 08 2019

by srijita sinha » August 08 2019

0 Replies

5440 Views

Last post by srijita sinha
August 08 2019
camb version variance

Last post by Angela Chen « July 31 2019
Replies: 13
by Angela Chen » July 11 2019

13 Replies

10157 Views

Last post by Angela Chen
July 31 2019
Planck 2018 Likelihood

Last post by Antony Lewis « July 31 2019
Replies: 9
by Claudio Nahmad » August 22 2018

9 Replies

9974 Views

Last post by Antony Lewis
July 31 2019
Cosmomc running slow

Last post by Akhilesh Nautiyal(akhi) « July 31 2019
Replies: 7
by Akhilesh Nautiyal(akhi) » July 05 2019

7 Replies

7932 Views

Last post by Akhilesh Nautiyal(akhi)
July 31 2019
Parallelization issue in CosmoMC

Last post by vivian sabla « July 26 2019
Replies: 2
by vivian sabla » July 25 2019

2 Replies

6006 Views

Last post by vivian sabla
July 26 2019
python CAMB: changing constants at runtime

Last post by Antony Lewis « July 26 2019
Replies: 1
by Graeme Addison » July 25 2019

1 Replies

5519 Views

Last post by Antony Lewis
July 26 2019
New parameter

Last post by Gabriela Arroyo « July 21 2019
Replies: 3
by Gabriela Arroyo » July 17 2019

3 Replies

7351 Views

Last post by Gabriela Arroyo
July 21 2019
wcdm Planck results

Last post by Gabriela Arroyo « July 11 2019

by Gabriela Arroyo » July 11 2019

0 Replies

5475 Views

Last post by Gabriela Arroyo
July 11 2019
CosmoMC multiprocessor run

Last post by chien lin « July 10 2019
Replies: 2
by chien lin » July 09 2019

2 Replies

5997 Views

Last post by chien lin
July 10 2019
CAMB slows a lot when adding a scalar field with heavy mass

Last post by Jiwon Park « July 09 2019

by Jiwon Park » July 09 2019

0 Replies

5679 Views

Last post by Jiwon Park
July 09 2019
Modify the multipole range of the polarization Planck likelihoods

Last post by Anton Chudaykin « July 08 2019

by Anton Chudaykin » July 08 2019

0 Replies

5793 Views

Last post by Anton Chudaykin
July 08 2019
CAMB rayleigh compilation

Last post by Federico Bianchini « July 05 2019
Replies: 2
by Federico Bianchini » July 03 2019

2 Replies

5776 Views

Last post by Federico Bianchini
July 05 2019
Problem building CosmoMC

Last post by Antony Lewis « July 04 2019
Replies: 3
by chien lin » July 02 2019

3 Replies

6301 Views

Last post by Antony Lewis
July 04 2019
Extracting cosmological parameters from a given CMB power spectrum

Last post by Esteban Chalbaud « July 03 2019
Replies: 3
by Esteban Chalbaud » July 03 2019

3 Replies

6282 Views

Last post by Esteban Chalbaud
July 03 2019
Problem running Make in CosmoMC for the first time

Last post by Esteban Chalbaud « July 03 2019
Replies: 4
by Esteban Chalbaud » June 01 2019

4 Replies

7267 Views

Last post by Esteban Chalbaud
July 03 2019
Problem compiling Planck liklihood

Last post by srijita sinha « July 02 2019
Replies: 4
by srijita sinha » June 21 2019

4 Replies

8120 Views

Last post by srijita sinha
July 02 2019
CAMB: question on extra evolution variable

Last post by Angela Chen « June 18 2019
Replies: 4
by Angela Chen » June 13 2019

4 Replies

7296 Views

Last post by Angela Chen
June 18 2019
First value for k is not always the same

Last post by Antony Lewis « June 17 2019
Replies: 1
by Dournac Fabien » June 17 2019

1 Replies

5681 Views

Last post by Antony Lewis
June 17 2019
Extracting radiation source function and calculating power spectrum in flat sky limit

Last post by Nazanin Saadat Mogh « June 16 2019

by Nazanin Saadat Mogh » June 16 2019

0 Replies

5737 Views

Last post by Nazanin Saadat Mogh
June 16 2019
Pixel corners in HEALPix

Last post by francisco bordin « June 09 2019

by francisco bordin » June 09 2019

0 Replies

5730 Views

Last post by francisco bordin
June 09 2019
low multipoles in TT CMB

Last post by Gabriela Arroyo « June 07 2019

by Gabriela Arroyo » June 07 2019

0 Replies

5614 Views

Last post by Gabriela Arroyo
June 07 2019
Need more accuracy in matter power spectrum

Last post by Dournac Fabien « June 06 2019
Replies: 6
by Dournac Fabien » May 18 2019

6 Replies

7903 Views

Last post by Dournac Fabien
June 06 2019
Compiling Cosmomc with gfortran

Last post by Antony Lewis « June 04 2019
Replies: 1
by Akhilesh Nautiyal(akhi) » June 04 2019

1 Replies

6005 Views

Last post by Antony Lewis
June 04 2019
regarding non-commercial license forinter parallel studio XE

Last post by Antony Lewis « June 04 2019
Replies: 1
by Akhilesh Nautiyal(akhi) » June 04 2019

1 Replies

5945 Views

Last post by Antony Lewis
June 04 2019
correlation functions from a different photometric redshift distribution

Last post by Antony Lewis « June 02 2019
Replies: 1
by Cristhian GQ » June 02 2019

1 Replies

5788 Views

Last post by Antony Lewis
June 02 2019
Combining two CMB lensing likelihoods

Last post by Federico Bianchini « May 30 2019
Replies: 2
by Federico Bianchini » May 21 2019

2 Replies

6167 Views

Last post by Federico Bianchini
May 30 2019
problem about module clik when compiling cosmomc

Last post by Akhilesh Nautiyal(akhi) « May 29 2019
Replies: 10
by Hanyu Zhang » February 26 2019

10 Replies

21531 Views

Last post by Akhilesh Nautiyal(akhi)
May 29 2019
problem installing Likelihood

Last post by Arnab Paul « May 27 2019
Replies: 5
by Jaykumar Patel » September 29 2017

5 Replies

9237 Views

Last post by Arnab Paul
May 27 2019
CAMB: modifying diffusion physics

Last post by Graeme Addison « May 27 2019
Replies: 2
by Graeme Addison » May 26 2019

2 Replies

6069 Views

Last post by Graeme Addison
May 27 2019
Error when trying to change Dark Energy equation of state

Last post by Antony Lewis « May 20 2019
Replies: 1
by Dournac Fabien » May 19 2019

1 Replies

5858 Views

Last post by Antony Lewis
May 20 2019
Lyman-alpha forest data

Last post by Weikang Lin « May 17 2019
Replies: 4
by Weikang Lin » April 16 2019

4 Replies

7047 Views

Last post by Weikang Lin
May 17 2019
Bad Contours with CMB and BAO likelihoods

Last post by George Alestas « May 12 2019
Replies: 6
by George Alestas » March 19 2019

6 Replies

9168 Views

Last post by George Alestas
May 12 2019
Getting the C_ell's from WL module

Last post by Antony Lewis « May 01 2019
Replies: 1
by Cristhian GQ » May 01 2019

1 Replies

6245 Views

Last post by Antony Lewis
May 01 2019
covariance matrix estimation in cosmomc

Last post by Abdolali Banihashemi « April 26 2019
Replies: 2
by Abdolali Banihashemi » April 26 2019

2 Replies

6133 Views

Last post by Abdolali Banihashemi
April 26 2019
MPI_Init error in running CosmoMC on NERSC-Cori

Last post by suraj kumar « April 26 2019
Replies: 1
by suraj kumar » April 25 2019

1 Replies

7195 Views

Last post by suraj kumar
April 26 2019
CosmoMC: estimate the propose matrix

Last post by Antony Lewis « April 25 2019
Replies: 1
by Jiping Dai » April 25 2019

1 Replies

5524 Views

Last post by Antony Lewis
April 25 2019
traceless part of stress tensor

Last post by Antony Lewis « April 19 2019
Replies: 3
by Angela Chen » April 13 2019

3 Replies

6654 Views

Last post by Antony Lewis
April 19 2019
CosmoMC: help with DES likelihood and priors

Last post by Antony Lewis « April 19 2019
Replies: 6
by Graeme Addison » April 17 2019

6 Replies

7639 Views

Last post by Antony Lewis
April 19 2019
Interacting dark-matter dark energy

Last post by Antony Lewis « April 16 2019
Replies: 1
by srijita sinha » April 15 2019

1 Replies

6186 Views

Last post by Antony Lewis
April 16 2019
C_ell from lensing and clustering.

Last post by Antony Lewis « April 16 2019
Replies: 1
by Cristhian GQ » April 16 2019

1 Replies

4986 Views

Last post by Antony Lewis
April 16 2019
problm in powr spctrum

Last post by Antony Lewis « April 13 2019
Replies: 1
by Asma Alaei » April 13 2019

1 Replies

4908 Views

Last post by Antony Lewis
April 13 2019
CAMB Warning : root:getting CMB power spectra to higher L than calculated, may be innacurate/zeroed.

Last post by Antony Lewis « April 12 2019
Replies: 1
by Ayan MitraAM » April 12 2019

1 Replies

4863 Views

Last post by Antony Lewis
April 12 2019
CAMB scalar power spectra for different omega_lambda

Last post by Antony Lewis « April 10 2019
Replies: 1
by Bowen Zhao » April 09 2019

1 Replies

4798 Views

Last post by Antony Lewis
April 10 2019
Installation problem cosmoMc

Last post by Cristhian GQ « April 01 2019
Replies: 1
by Souvik Ghose » April 01 2019

1 Replies

4677 Views

Last post by Cristhian GQ
April 01 2019
ISW-galaxy cross correlation likelihood

Last post by Cristhian GQ « March 27 2019

by Cristhian GQ » March 27 2019

0 Replies

4500 Views

Last post by Cristhian GQ
March 27 2019
CosmoMC: Error in halofit, CAMB error

Last post by Antony Lewis « March 26 2019
Replies: 2
by Jiping Dai » March 25 2019

2 Replies

4868 Views

Last post by Antony Lewis
March 26 2019
camb making error in mac 10.14.1

Last post by Cosmo Xu « March 20 2019
Replies: 2
by Ding-fang Zeng » March 05 2019

2 Replies

6446 Views

Last post by Cosmo Xu
March 20 2019
Help with CAMB's Spline interpolation module [Python]

Last post by Antony Lewis « March 12 2019
Replies: 3
by Ayan MitraAM » March 07 2019

3 Replies

7228 Views

Last post by Antony Lewis
March 12 2019

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