FIELD: physics.
SUBSTANCE: invention relates to computer engineering. Method comprises: identification of text information; performing multi-level comparison on text information based on a predetermined additional identification information in a predetermined list, wherein the multi-level matching includes different methods of multilayer matching, and a predetermined list includes a plurality of elements storing different predefined additional identification information associated with user information; determining user information; performing data cleaning on text information; and performing multilayer matching on cleaned text information.
EFFECT: technical result consists in improvement of collection of user additional information efficiency.
17 cl, 6 dwg
