Image retrieval apparatus
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United States of America Patent
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Apr 30, 2013
Grant Date -
Oct 30, 2008
app pub date -
Apr 24, 2008
filing date -
Apr 25, 2007
priority date (Note) -
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status (Latency Note)
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Abstract
This invention discloses an image retrieval apparatus. The image retrieval apparatus comprises an unlabelled image selector for selecting one or more unlabelled image(s) from an image database; and a main learner for training in each feedback round of the image retrieval, estimating relevance of images in the image database and a user's intention, and determining retrieval results, wherein the main learner makes use of the unlabelled image(s) selected by the unlabelled image selector in the estimation. In addition, the image retrieval apparatus may also include 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.
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