In some embodiments, a method can comprise accessing one or more neighborhood data structures, at least a portion of the one or more neighborhood data structures are active. In many embodiments, the one or more neighborhood data structures each comprise a label comprising a record identifier, the record identifier corresponding to a specified record of the one or more records, a neighborhood comprising a list of record identifiers for other records linked to the specified record of the one or more records by a pairwise link, and a message for each of the other records linked to the specified record of the one or more records, the message comprising the label and an activity state indicator, the activity state indicator indicating if the neighborhood data structure is active. Other embodiments of related methods and systems are also provided.
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