A Computer-Aided Diagnosis System of Nuclear Cataract via Ranking

  • Authors:
  • Wei Huang;Huiqi Li;Kap Luk Chan;Joo Hwee Lim;Jiang Liu;Tien Yin Wong

  • Affiliations:
  • School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore;Institute for Infocomm Research, Agency for Science, Technology and Research, Singapore;School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore;Institute for Infocomm Research, Agency for Science, Technology and Research, Singapore;Institute for Infocomm Research, Agency for Science, Technology and Research, Singapore;Singapore National Eye Center and Singapore Eye Research Institute, National University of Singapore,

  • Venue:
  • MICCAI '09 Proceedings of the 12th International Conference on Medical Image Computing and Computer-Assisted Intervention: Part II
  • Year:
  • 2009

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Abstract

A novel computer-aided diagnosis system of nuclear cataract via ranking is firstly proposed in this paper. The grade of nuclear cataract in a slit-lamp image is predicted based on its neighboring labeled images in a ranked images list, which is achieved using an optimal ranking function. A new ranking evaluation measure is proposed for learning the optimal ranking function via direct optimization. Our system has been tested by a large dataset composed of 1000 slit-lamp images from 1000 different cases. Both experimental results and comparison with several state-of-the-art methods indicate the superiority of our system.