Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.
APA4ort.xyz Knowledge Graph. (2026). A 2D-fractional derivative mask for image feature edge detection. Retrieved May 24, 2026, from https://4ort.xyz/entity/a-2d-fractional-derivative-mask-for-image-feature-edge-detection