Anchoring the Universe with Characteristic Redshifts using Raychaudhuri Equation Informed Reconstruction Algorithm (REIRA)

Shibendu Gupta Choudhury, Purba Mukherjee, Anjan Ananda Sen

Neural Network Reconstruction of $H'(z)$ and its application in Teleparallel Gravity

Purba Mukherjee, Jackson Levi Said, Jurgen Mifsud

Revisiting Metastable Dark Energy in Light of DESI DR2 BAO and DESI DR1 Full-Shape Measurements

Purba Mukherjee, Arman Shafieloo, Varun Sahni

Model-independent calibration of Gamma-Ray Bursts with neural networks

Purba Mukherjee, Maria Giovanna Dainotti, Konstantinos F. Dialektopoulos +2

Neural network reconstruction of cosmology using the Pantheon compilation

Konstantinos F. Dialektopoulos, Purba Mukherjee, Jackson Levi Said +1

Non-parametric reconstruction of interaction in the cosmic dark sector

Purba Mukherjee, Narayan Banerjee

Assessment of the cosmic distance duality relation using Gaussian Process

Purba Mukherjee, Ankan Mukherjee

A thorough investigation of the prospects of eLISA in addressing the Hubble tension: Fisher Forecast, MCMC and Machine Learning

Rahul Shah, Arko Bhaumik, Purba Mukherjee +1

Revisiting Gaussian Process Reconstruction for Cosmological Inference: The Generalised GP (Gen GP) Framework

Ruchika, Purba Mukherjee, Arianna Favale

Spatial Curvature and Thermodynamics

Narayan Banerjee, Purba Mukherjee, Diego Pavón

The CosmoVerse White Paper: Addressing observational tensions in cosmology with systematics and fundamental physics

Eleonora Di Valentino, Jackson Levi Said, Adam Riess +533

Exact Solutions and Accelerating Universe in Modified Brans-Dicke Theories

Purba Mukherjee, Soumya Chakrabarti

Probing Interacting Dark Sectors with upcoming Post-Reionization and Galaxy Surveys

Rahul Shah, Antara Dey, Purba Mukherjee +1

Can an Anti-de Sitter Vacuum in the Dark Energy Sector Explain JWST High-Redshift Galaxy and Reionization Observations?

Anirban Chakraborty, Tirthankar Roy Choudhury, Anjan Ananda Sen +1

Reconstructing the Hubble parameter with future Gravitational Wave missions using Machine Learning

Purba Mukherjee, Rahul Shah, Arko Bhaumik +1

Quintessential Implications of the presence of AdS in the Dark Energy sector

Purba Mukherjee, Dharmendra Kumar, Anjan A Sen

Holographic dark energy: constraints on the interaction from diverse observational data sets

Purba Mukherjee, Ankan Mukherjee, H. K. Jassal +2

Model-independent cosmological inference post DESI DR1 BAO measurements

Purba Mukherjee, Anjan Ananda Sen

A possible late-time transition of $M_B$ inferred via neural networks

Purba Mukherjee, Konstantinos F. Dialektopoulos, Jackson Levi Said +1

Constraining the curvature density parameter in cosmology

Purba Mukherjee, Narayan Banerjee

Towards a Composite Framework for Simultaneous Exploration of New Physics in Background and Perturbed Universe

Shibendu Gupta Choudhury, Purba Mukherjee, Anjan Ananda Sen

A New $\sim 5σ$ Tension at Characteristic Redshift from DESI-DR1 BAO and DES-SN5YR Observations

Purba Mukherjee, Anjan A Sen

Early- and Late-Time Modifications to $Λ$CDM: Implications for the Hubble Tension

Rahul Dhyani, Purba Mukherjee, Arindam Chatterjee +1

Exploring the Impact of Systematic Bias in Type Ia Supernova Cosmology Across Diverse Dark Energy Parametrizations

Drishti Sharma, Purba Mukherjee, Anjan A Sen +1

Model-Independent Indication for a Localized Anomaly in the Late-Time Expansion History

Shibendu Gupta Choudhury, Purba Mukherjee, Eleonora Di Valentino +1

Using a model‑independent spline reconstruction of distances from DESI BAO data and DES supernovae, the authors find a localized ~3.5σ deviation from the Planck ΛCDM expansion hist…

Role of Future SNIa Data from Rubin LSST in Reinvestigating Cosmological Models

Rahul Shah, Ayan Mitra, Purba Mukherjee +2

Non-parametric reconstruction of the cosmological \textit{jerk} parameter

Purba Mukherjee, Narayan Banerjee

Checking the second law at cosmic scales

Narayan Banerjee, Purba Mukherjee, Diego Pavón

LADDER: Revisiting the Cosmic Distance Ladder with Deep Learning Approaches and Exploring its Applications

Rahul Shah, Soumadeep Saha, Purba Mukherjee +2

New Expansion Rate Anomalies at Characteristic Redshifts Geometrically Determined using DESI-DR2 BAO and DES-SN5YR Observations

Purba Mukherjee, Anjan A Sen

Investigating the $H_0$ Tension and Expansion-History Mismatch with Diverse Dark Energy Parametrization Frameworks

Upala Mukhopadhyay, Purba Mukherjee, Alexandre Tkatchenko

Neural network reconstruction of scalar-tensor cosmology

Konstantinos F. Dialektopoulos, Purba Mukherjee, Jackson Levi Said +1

Model-Agnostic Cosmological Inference with SDSS-IV eBOSS: Simultaneous Probing for Background and Perturbed Universe

Purba Mukherjee, Anjan A. Sen

Non-parametric reconstruction of cosmological observables using Gaussian Processes Regression

José de Jesús Velázquez, Luis A. Escamilla, Purba Mukherjee +1

Interacting Dark Sectors in light of DESI DR2

Rahul Shah, Purba Mukherjee, Supratik Pal

Deep Learning Based Recalibration of SDSS and DESI BAO Alleviates Hubble and Clustering Tensions

Rahul Shah, Purba Mukherjee, Soumadeep Saha +2

Examining the validity of the minimal varying speed of light model through cosmological observations: relaxing the null curvature constraint

Purba Mukherjee, Gabriel Rodrigues, Carlos Bengaly

What can we learn about Reionization astrophysical parameters using Gaussian Process Regression?

Purba Mukherjee, Antara Dey, Supratik Pal

Reconciling $S_8$: Insights from Interacting Dark Sectors

Rahul Shah, Purba Mukherjee, Supratik Pal

Non-parametric Reconstruction Of Some Cosmological Parameters

Purba Mukherjee

Revisiting a non-parametric reconstruction of the deceleration parameter from combined background and the growth rate data

Purba Mukherjee, Narayan Banerjee