Evaluation of fast 2d and 3d medical image retrieval approaches based on image miniatures

  • Authors:
  • René Donner;Sebastian Haas;Andreas Burner;Markus Holzer;Horst Bischof;Georg Langs

  • Affiliations:
  • Computational Image Analysis and Radiology Lab, Department of Radiology, Medical University of Vienna, Austria;Computational Image Analysis and Radiology Lab, Department of Radiology, Medical University of Vienna, Austria;Computational Image Analysis and Radiology Lab, Department of Radiology, Medical University of Vienna, Austria;Computational Image Analysis and Radiology Lab, Department of Radiology, Medical University of Vienna, Austria;Institute for Computer Graphics and Vision, Graz University of Technology, Austria;Computational Image Analysis and Radiology Lab, Department of Radiology, Medical University of Vienna, Austria

  • Venue:
  • MCBR-CDS'11 Proceedings of the Second MICCAI international conference on Medical Content-Based Retrieval for Clinical Decision Support
  • Year:
  • 2011

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Abstract

The present work evaluates four medical image retrieval approaches based on features derived from image miniatures. We argue that due to the restricted domain of medical image data, the standardized acquisition protocols and the absence of a potentially cluttered background a holistic image description is sufficient to capture high-level image similarities. We compare four different miniature 2D and 3D descriptors and corresponding metrics, in terms of their retrieval performance: (A) plain miniatures together with euclidean distances in a k Nearest Neighbor based retrieval backed by kD-trees; (B) correlations of rigidly aligned miniatures, initialized using the kD-tree; (C) distribution fields together with the l1 -norm; (D) SIFT-like histogram of gradients using the χ2-distance. We evaluate the approaches on two data sets: the ImageClef 2009 benchmark of 2D radiographs with the aim to categorize the images and a large set of 3D-CTs representing a realistic sample in a hospital PACS with the objective to estimate the location of the query volume.