International Business Machines Corporation

Chaithra Mysore Nagaraj

Edwin J Bruce

Marlentae A Johnson

Huida Liu

Disclosed is a computer implemented method to annotate electronic maps with historical data, the method comprising: receiving a first query from a user, wherein the first query includes a request for historical data of a mapped area. The method also comprises retrieving a plurality of references, wherein each reference includes a location reference, and each reference is related to the mapped area. The method further comprises normalizing each location reference to a common coordinate system. The method also comprises ranking each of the plurality of references. The method further comprises generating a first result, wherein the first result is responsive to the first query, and the first result is based on the ranking. The method further comprises determining a confidence score for the first result, and returning the first result to the user.

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Coppell, TX, United States of America

Chaithra Mysore Nagaraj