1. A method, the method comprising: collecting, using at least one processor, a plurality of image content associated with at least one event; performing, using the at least one processor, image clustering with respect to the at least one event; detecting, using the at least one processor, information about a representative event that represents an image trend based on a cluster according to the image clustering; and providing, using the at least one processor, the detected information about the representative event to an electronic device in response to a service request regarding the representative event received from the electronic device over a network.