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Absolute Horizontal Accuracy Evaluation Method (AHM)

DGIF baseline 2026-1, the latest. Earlier baselines: timemap.

RDF: ahm.ttl

Name

absoluteHorizAccEvalMeth

Datatype

Enumeration

Definition

The method by which the absolute horizontal accuracy was derived.

Accepted

2013-10-18

Defined by

DFDD

Values

• AHM_1 Geodetic Survey Adequate
• AHM_13 Source Accuracy
• AHM_15 Product Specification
• AHM_2 Geodetic Survey Small
• AHM_21 Evaluation Deferred
• AHM_22 Photogrammetric Adequate
• AHM_23 Photogrammetric Small

Source: DGIF 2026-1 QEA model, DGIWG. Standard: DGIWG 206-3. Licence: CC BY 4.0, © DGIWG.