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Upstream project repository
Astronomical image analysis for source detection, apertures, backgrounds, and photometry.
Investigate How does aperture flux error vary with source position and aperture radius on a synthetic image?
Upstream project repository
Statistical tests, effect sizes, correlations, and related analysis helpers.
Investigate Do paired-test estimates and confidence intervals agree with an independently calculated small-sample fixture?
Upstream project repository
ARIMA modeling, order-selection, and time-series preprocessing utilities for Python.
Investigate How often does a frozen order-selection procedure recover the generating order at specified sample sizes?
Upstream project repository
Columnar DataFrame processing with query planning and parallel execution.
Investigate Do eager and lazy query plans preserve exact grouped totals under filtering and null values?
Upstream project repository
Management and retrieval of data files with registry and checksum support.
Investigate Does a fixed registry detect a deliberately changed input rather than silently accepting stale bytes?
Upstream project repository
Linear and mixed-integer optimization modeling in Python with external solver interfaces.
Investigate Does a mixed-integer allocation model recover the enumerated optimum under a fixed capacity constraint?
Upstream project repository
Algebraic multigrid methods for solving large sparse linear systems.
Investigate How does multigrid residual reduction change with the size of a fixed Poisson discretization?
Upstream project repository
Covariance-matrix adaptation evolution strategies for derivative-free numerical optimization.
Investigate How does coordinate rotation affect fixed-budget convergence on a chosen quadratic family?
Upstream project repository
Python support for the OPeNDAP data-access protocol.
Investigate Do fixed constraint expressions select the expected cells from a tiny synthetic dataset?
Upstream project repository
Reading, modifying, and writing DICOM medical-imaging metadata and datasets in Python.
Investigate Which explicitly selected metadata elements survive a synthetic DICOM write/read round trip?
Upstream project repository
Symbolic and numerical tools for deriving and simulating multibody dynamics.
Investigate Does a simple generated mechanical model satisfy the independently derived dynamics and energy behavior?
Upstream project repository
Probabilistic modeling and Bayesian inference with automatic sampling methods.
Investigate Do posterior samples from a simple conjugate model agree with its analytic posterior moments and quantiles?
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