Exemplar-based feature weighting

US9129152B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9129152-B2
Application numberUS-201314080010-A
CountryUS
Kind codeB2
Filing dateNov 14, 2013
Priority dateNov 14, 2013
Publication dateSep 8, 2015
Grant dateSep 8, 2015

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Abstract

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In an example embodiment, for each of the image exemplars, a first location offset between an actual landmark location for a first landmark in the image exemplar and a predicted landmark location for the first landmark in the image exemplar is determined. Then, a probability that the image recognition process applied using the first feature produces an accurate identification of the first landmark in the image exemplars is determined based on the first location offsets for each of the image exemplars. A weight may then be assigned to the first feature based on the derived probability. An image recognition process may then be performed on an image, the image recognition process utilizing a voting process, for each of one or more features, for one or more landmarks in the plurality of image exemplars, the voting process for the first feature weighted according to the weight assigned to the first feature.

First claim

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What is claimed is: 1. A method of performing image recognition using a plurality of image exemplars, each of the image exemplars having a plurality of features, the method comprising: for each of the image exemplars, determining a first location offset between an actual landmark location for a first landmark in the image exemplar and a predicted landmark location for the first landmark in the image exemplar, the predicted landmark location derived using an image recognition proce…

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What does patent US9129152B2 cover?
In an example embodiment, for each of the image exemplars, a first location offset between an actual landmark location for a first landmark in the image exemplar and a predicted landmark location for the first landmark in the image exemplar is determined. Then, a probability that the image recognition process applied using the first feature produces an accurate identification of the first landm…
Who is the assignee on this patent?
Adobe Systems Inc
What technology area does this patent fall under?
Primary CPC classification G06V40/169. Mapped technology areas include Physics.
When was this patent published?
Publication date Tue Sep 08 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).