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http://hdl.handle.net/123456789/2332
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DC Field | Value | Language |
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dc.contributor.author | Saikia, Aditya Pawan | - |
dc.date.accessioned | 2024-04-03T15:37:24Z | - |
dc.date.available | 2024-04-03T15:37:24Z | - |
dc.date.issued | 2023-05 | - |
dc.identifier.uri | http://hdl.handle.net/123456789/2332 | - |
dc.description | Embargo Period | en_US |
dc.description.abstract | The main aim of this project is to explore cosmological data contained in the Pantheon SN1a sample, a collection of 1048 supernovae combining various low-z and HST data samples. When constraining the sample to a wCDM cosmological model using chi-square analysis in the form of either hyperparametric grid search sweeping or Nelder-Mead or Downhill simplex method we can estimate the best fit parameters and compare them with the original analysis [7]. Furthermore, the same analysis was performed on the Pantheon+SH0ES data sample, and Principal Component Analysis was performed on both samples in order to reduce the parameter set. | en_US |
dc.language.iso | en | en_US |
dc.publisher | IISER Mohali | en_US |
dc.subject | cosmology | en_US |
dc.subject | Data fitting | en_US |
dc.title | Cosmological Data Fitting | en_US |
dc.type | Thesis | en_US |
dc.guide | Jassal, Harvinder Kaur | en_US |
Appears in Collections: | MS-18 |
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Need To Add…Full Text_PDF | 15.36 kB | Unknown | View/Open |
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