Publications

2026

  1. Phase variance as a seismic quality-control attribute
    A. Rohatgi, A. Bakulin, and S. Fomel
    Geophysics, 2026
    Submitted
    arXiv
  2. Reducing local prestack waveform variability using circular-statistics phase masking
    A. Rohatgi, A. Bakulin, A. Peterson, and 1 more author
    Geophysics, 2026
    Submitted
  3. Amplitude-invariant phase masking for coherence recovery in scattered wavefields
    A. Rohatgi, A. Bakulin, and S. Fomel
    Journal of the Acoustical Society of America, 2026
    Submitted
  4. Signal Quality in the Offset-Azimuth-Frequency Domain: A Quantitative Study Across Permian Basin Acquisitions
    A. Rohatgi, A. Bakulin, H. Odhwani, and 1 more author
    2026
    In preparation
  5. Taming Seismic Phase: From Statistical Characterization to Objective Phase Masking
    A. Bakulin, A. Rohatgi, and S. Fomel
    In 87th EAGE Annual Conference & Exhibition, 2026
  6. Quantifying offset-dependent seismic prestack data quality using data-driven metrics across different acquisition geometries
    A. Rohatgi, A. Bakulin, H. Odhwani, and 1 more author
    In Sixth International Meeting for Applied Geoscience & Energy, 2026
    Submitted
  7. Diagnosing seismic prestack processing efficiency and bandwidth through frequency-dependent phase stability
    A. Rohatgi, A. Bakulin, and S. Fomel
    In Sixth International Meeting for Applied Geoscience & Energy, 2026
    Submitted
  8. Reducing phase variability in prestack seismic using circular-statistics based phase masking
    A. Rohatgi, A. Bakulin, A. Peterson, and 1 more author
    In Sixth International Meeting for Applied Geoscience & Energy, 2026
    Submitted

2025

  1. Data-driven analysis of seismic phase using circular statistics
    A. Rohatgi, A. Bakulin, and S. Fomel
    The Leading Edge, 2025
    DOI PDF
  2. Seismic phase spectral analysis: Field-data insights from circular statistics
    A. Rohatgi, A. Bakulin, and S. Fomel
    In Fifth International Meeting for Applied Geoscience & Energy, 2025
    DOI PDF
  3. Theory of seismic phase analysis using circular statistics
    A. Rohatgi, A. Bakulin, and S. Fomel
    In Fifth International Meeting for Applied Geoscience & Energy, 2025
    DOI PDF
  4. Impact of near-surface topography on reflection distortions: From diffractions to speckle noise
    A. Rohatgi, A. Bakulin, S. Fomel, and 1 more author
    In Fifth International Meeting for Applied Geoscience & Energy, 2025
    DOI PDF
  5. Statistical analysis of seismic phase variability in dense data
    A. Bakulin, A. Rohatgi, and S. Fomel
    In 86th EAGE Annual Conference & Exhibition, 2025
    DOI PDF

2024

  1. Analyzing the impact of additive and multiplicative noise on seismic data analysis
    A. Rohatgi, A. Bakulin, and S. Fomel
    In Fourth International Meeting for Applied Geoscience & Energy, 2024
    DOI PDF
  2. Phase pilot recovery: A foundation for mitigating speckle scattering noise in seismic data
    A. Rohatgi, A. Bakulin, and S. Fomel
    In Fourth International Meeting for Applied Geoscience & Energy, 2024
    DOI PDF