1. A method for determining the presence of at least one medically meaningful feature in an object in an input medical image, comprising the steps of: creating a first database comprising evaluations by at least one expert of at least one object in a plurality of training medical images; analyzing by a data processor the at least one object in the training images to identify features therein for creating a second database comprising the identified features; inputting the first and second database into a classifier data processor; training the classifier to emulate a predefined perception of at least one medically meaningful feature based on the first and second database; and analyzing the medical image in the data processor and the trained classifier to output at least one indication of a presence of the at least one medically meaningful feature of an object in the medical image.