Recommended video deduplication method and device and electronic equipment

The invention discloses a recommended video deduplication method, which comprises the following steps: after a server receives a video recommendation request of a first user, generating a pre-recommended video information set according to a user portrait of the first user; generating a recommended video information set according to the video information recommended to the first user within a preset time period before the current moment, and storing the video information recommended to the first user in a first database; generating an exposed video information set according to the exposed video information for the first user, and storing the exposed video information in a second database; video information which is the same as the recommended video information set and the exposed video information set is filtered out from the pre-recommended video information set, and a recommended video information set is generated; and recommending the videos in the video information set and sending the videos to the termina