| 主权项 |
1. A method of ascertaining the operating hours of a business, the method comprising:
obtaining wireless-environment data indicative of the location of a business and a timestamp indicative of when the wireless-environment data was obtained from one or more wireless signals, the wireless-environment data being indicative of a wireless environment near premises of a business; determining that a user device is located at the business responsive to both the wireless-environment data and wireless-environment data received from other user devices having timestamps corresponding to times that users of the other user devices checked-in to the business via a social network, completed a financial transaction at the business location, had a calendar entry identifying the business, or made an on-line mention of the business; storing the timestamp in a timestamp data store, the timestamp data store also storing a plurality of timestamps indicative of times at which other user devices were at the business; estimating operating hours of the business responsive to the stored timestamps; and storing the estimated operating hours in a business-hours data store. |
