reference-frames

Coordinates in JAX

A modern, high-performance and comprehensive set of tools for transformations between any standard and user-defined reference frame.

C++ functions and definitions implementing the IERS 2010 standards.

GNSS Precise Point Positioning (PPP) Matlab toolbox

Hierarchical coordinate frames - crystal clear transforms

A collection of robust Local Reference Frame (LRF) algorithms for 3D mesh patches

Notes and programs to assist usage of ITRF/IGS 2014

A Fortran library to interpolate the MOON_PA reference frame without using SPICE.

Relational Magnitudes are invariant vectorial quantities that conserve their value and form under transformations of translation and rotation.

International Terrestrial Reference Frame (ITRF) Matlab Toolbox

Scalar Magnitudes are invariant quantities that conserve their value and form under transformations of translation and rotation, or changes between coordinate systems (Cartesian, polar, spherical, etc.)

IERS Conventions made easy.

Ledger for AI storyboard prompt drift, screen direction proof, reference frames, shot continuity, approval notes, and release actions.

Scorecards for AI storyboard shot approval, prompt drift, reference frames, visual anchors, and release QA.

Ledger for AI storyboard reference frames, camera blocking, shot continuity, screen direction, visual anchors, and review decisions.

Ledger for AI storyboard reference frames, approval status, prompt drift, visual anchors, regression notes, and release review.

Relevant code for the NPRL CogMap paper (Bassil et al., 2026).

Audit kit for AI storyboard reference frames, screen direction, prompt drift, shot continuity, approval notes, and release actions.

Notes and programs to assist usage of ITRF/IGS 2014

Map for AI storyboard shot sequence continuity, reference frames, camera notes, approval states, and drift review.