Glossary · Marketing Engineering

Unified Measurement Architecture

also: UMM · triangulation · MMM plus MTA plus experimentation

Definition

A Unified Measurement Architecture combines Marketing Mix Modeling, Multi-Touch Attribution, and randomized incrementality experiments into a single decision stack, with each method calibrated against the others. MMM supplies top-down causal anchors, MTA supplies in-flight optimization, experiments supply the ground truth.

No single attribution method is sufficient in the post-cookie era. Unified Measurement triangulates: geo-lift and conversion-lift experiments produce unbiased causal estimates on specific campaigns, MMM provides channel-level elasticities at scale, and MTA enables within-session tactical decisions. The critical practice is calibration: experimental lift scales MMM priors, MMM scales MTA credit, experiments re-validate periodically. Without triangulation, each method's biases accumulate silently.

Essays on this concept