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kaushikush/README.md

Typing SVG


Portfolio  GitHub  Profile Views


╔═══════════════════════════════════════════════════════════════════════════════╗
║                                                                               ║
║    h(t) = F₊(θ,φ,ψ) h₊(t) + F×(θ,φ,ψ) h×(t)   ←  The Signal I Chase       ║
║                                                                               ║
║    ∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿∿                        ║
║    I bridge analytical & computational astrophysics to decode fundamental     ║
║    physics through gravitational wave astronomy — from compact binary          ║
║    coalescences to the geometry of curved spacetime itself.                   ║
║                                                                               ║
╚═══════════════════════════════════════════════════════════════════════════════╝

🔭   Research Arsenal

〔 01 〕Waveform Modeling

  • 🌀 ESIGMAHM — Lead developer to high-fidelity waveform models with eccentricity, spins and higher-order modes
  • 📐 Post-Newtonian Theory — high-order PN expansions for compact binary dynamics
  • 🔗 Self-Force Corrections — GSF-informed inspiral modeling across mass ratios
  • 🧮 NR Interfaces — comparison, calibration and hybridization with Numerical Relativity

〔 02 〕Data Analysis

  • 📊 Bayesian Parameter Estimation — large-scale PE on GW strain data
  • HPC Pipelines — HTCondor + SLURM workflows at cluster scale
  • 🔍 Signal Characterization — source classification, bias quantification, systematics

🛠️   Tech Stack & Toolchain

⬡   Languages

C C++ Python Mathematica Bash HTML5 CSS3

⬡   GW Ecosystem & Tensor Algebra

LALSuite PyCBC Bilby xAct

⬡   HPC & Scientific Infrastructure

Linux HTCondor SLURM Git LaTeX


📊   Activity & Metrics

 



GitHub Streak



GitHub contribution snake

⚡   Off the Cluster

When the simulation queue is saturated and the CPUs are otherwise occupied...

  Activity
⌨️ Breaking Linux distros, building software packages; custom mechanical keyboard builds & switch modding
📖 Re-reading the melancholic imagism of Jibanananda Das — where Bengali modernism meets quiet cosmos

┌─────────────────────────────────────────────────────────────────────────┐
│  "Two black holes merging 1.3 billion light-years away.                 │
│   A 4km laser interferometer on Earth. A 20ms chirp in the data.        │
│   Physics, unchanged."                     — GW150914, Sept 14, 2015    │
└─────────────────────────────────────────────────────────────────────────┘

Pinned Loading

  1. PN_lectures PN_lectures Public

    These lectures were recorded at ICTS from Sept - Oct 2025.

    1

  2. arxiv_monitor_with_summary arxiv_monitor_with_summary Public

    Python

  3. SEccPNmodes SEccPNmodes Public

    Mathematica 1

  4. gwnrtools/esigmapy gwnrtools/esigmapy Public

    ESIGMAPy: a Python package to generate ESIGMA waveforms

    Jupyter Notebook 6 7