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Data Access and Integration for Gravitational Lensing Predictions in the Dual Sheet Model

  • Access to HSC data archive requires user registration, SQL queries are recommended method.
  • Direct links to flat files for shape catalog noted as inaccessible in some cases.
  • HSC emphasizes SQL queries for data retrieval to ensure structured access.
  • Shape measurement in HSC is done using re-Gaussianization technique for galaxy shapes.
  • HSC's lensing signal calibration involves detailed methodology and PSF determinations.
  • HSC's curated shape catalog includes key masks and flags for weak lensing analyses.
  • KiDS offers hybrid data access, combining querying and direct downloads.
  • KiDS-1000 and KiDS-DR5 data releases show consistency with standard cosmological models.
  • KiDS data access via ESO Archive Science Portal and direct downloads are provided.
  • Cross-survey integration poses challenges due to differing shear measurement algorithms.

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