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Unpublished Paper
Multi-Modal Retrieval of Trademark Images Using Global Similarity
(1999)
  • S Ravela
  • R. Manmatha, University of Massachusetts - Amherst
Abstract

In this paper a system for multi-modal retrieval of trademark images is presented. Images are characterized and retrieved using associated text and visual appearance. A user initiates retrieval for similar trademarks by typing a text query. Subsequent searches can be performed by visual appearance or using both appearance and text information. Textual information associated with trademarks is searched using the INQUERY search engine. Images are searched visually using a method for global image similarity by appearance developed in this paper. Images are filtered with Gaussian derivatives and geometric features are computed from the filtered images. The geometric features used here are curvature and phase. Two images may be said to be similar if they have similar distributions of such features. Global similarity may, therefore, be deduced by comparing histograms of these features. This allows for rapid retrieval. The systems performance on a database of 2000 trademark images is shown. A trademark database obtained from the US Patent and Trademark Office containing 63000 design only trademark images and text is used to demonstrate scalability of the image search method and multi-modal retrieval.

Disciplines
Publication Date
1999
Comments
This is the pre-published version harvested from CIIR.
Citation Information
S Ravela and R. Manmatha. "Multi-Modal Retrieval of Trademark Images Using Global Similarity" (1999)
Available at: http://works.bepress.com/r_manmatha/10/