28. The system of claim 20 , wherein the confidence score is further based on a location-probability distribution associated with the candidate place-entity.
28. The system of claim 20 , wherein the confidence score is further based on a location-probability distribution associated with the candidate place-entity. 29. The system of claim 28 , wherein: the location-probability distribution associated with the candidate place-entity comprises a point, the point corresponding to the particular geographic location of the candidate place-entity; and the confidence score is further based on a distance between the point and a geographic location of the mobile-client system.