Invention Grant
- Patent Title: Fast image classification by vocabulary tree based image retrieval
- Patent Title (中): 基于词汇树的图像检索快速图像分类
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Application No.: US13339240Application Date: 2011-12-28
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Publication No.: US08787682B2Publication Date: 2014-07-22
- Inventor: Ming Yang , Xiaoyu Wang , Yuanqing Lin , Kai Yu
- Applicant: Ming Yang , Xiaoyu Wang , Yuanqing Lin , Kai Yu
- Applicant Address: US NJ Princeton
- Assignee: NEC Laboratories America, Inc.
- Current Assignee: NEC Laboratories America, Inc.
- Current Assignee Address: US NJ Princeton
- Agent Joseph Kolodka
- Main IPC: G06K9/62
- IPC: G06K9/62 ; G06K9/46
Abstract:
Systems and methods are disclosed to categorize images by detecting local features for each image; applying a tree structure to index local features in the images; and extracting a rank list of candidate images with category tags based on a tree indexing structure to estimate a label of a query image.
Public/Granted literature
- US20120243789A1 FAST IMAGE CLASSIFICATION BY VOCABULARY TREE BASED IMAGE RETRIEVAL Public/Granted day:2012-09-27
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