A smart automatic thumbnail cropping based on attention driven regions of interest extraction

  • Authors:
  • I. S. Amrutha;S. S. Shylaja;S. Natarajan;K. N. Balasubramanya Murthy

  • Affiliations:
  • P E S Institute of Technology (PESIT), Bangalore, Karnataka, India;P E S Institute of Technology (PESIT), Bangalore, Karnataka, India;P E S Institute of Technology (PESIT), Bangalore, Karnataka, India;P E S Institute of Technology (PESIT), Bangalore, Karnataka, India

  • Venue:
  • Proceedings of the 2nd International Conference on Interaction Sciences: Information Technology, Culture and Human
  • Year:
  • 2009

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Abstract

Most of the Content-Based Image Retrieval (CBIR) solutions treat each image as a whole. But the fact that often a user will be searching for a part of the image i.e., a region in the image with obvious semantic meaning as opposed to the entire picture has led to view an image as a set of Regions of Interest (ROIs) rather than viewing it as a whole. To provide a quick scanning of large number of images thumbnail representation of the images are used in most of the image retrieval and browsing systems. Thumbnails generated by shrinking the original image often render the ROIs illegible. In this paper, we present an intelligent automatic cropping technique, prior to shrinking, based on an efficient, unsupervised visual attention driven ROI detection framework that can make ROIs of an image more recognizable. Experiments show that the thumbnails resulting from the proposed technique will efficiently increase the CBIR performance and is a valid approach to carry further research.