Patent ID: 9042654
Filing Date: 2015-05-26
Classification: G06F

Abstract:
1. An image retrieval apparatus, comprising: a main learner for training in each feedback round of the image retrieval, estimating relevance of images in an image database and a user's intention, and determining retrieval results; an active selector for selecting, in each feedback round and according to estimation results of the main learner, one or more unlabelled image(s) from the image database for the user to label; and an output unit for outputting the retrieval results determined by the main learner and the one or more unlabelled image(s) selected by the active selector; wherein, the active selector comprises an information capacity measurement calculation unit and a selection unit, the information capacity measurement calculation unit calculates information capacity of each of the unlabelled images in the image database, and the selection unit selects the unlabelled images to be provided to the user for labeling in accordance with calculation results of the information capacity measurement calculation unit.