See also: Data Integration

CIMM DEFINITION: Combining data from two or more different sources where the data merges and becomes blended into a new data source.

2: Enables the connection of respondent-level information from disparate data sets with a high level of precision. (Source: Nielsen)

NOTE – However, this is not the same as an actual match of data from different sources for the same exact household. In fusion, data from one household is attached to a different household. (Source: TRA)