Tag
chromaticity
- Aug 4, 2026 Deriving an RGB-to-XYZ Matrix from Primaries and a White Point The linear algebra behind a colour space definition: why eight numbers — four chromaticities and a white — determine a 3x3 matrix, and how the solve works. computer graphics
- Apr 2, 2026 The CIE 1931 Colour Matching Functions and What Chromaticity Discards How two colour matches determine three unknowns, why the 1931 observer needs negative values, and what information survives when XYZ is projected to xy. computer graphics