A robust recognition system for partially occluded faces

  • Authors:
  • Mohamed Alkanhal;Ghulam Muhammad;Adel Alotaibi;Khalid Alqahtani

  • Affiliations:
  • King Abdulaziz City for Science and Technology, Riyadh, Saudi Arabia;King Saud University, Riyadh, Saudi Arabia;King Abdulaziz City for Science and Technology, Riyadh, Saudi Arabia;King Abdulaziz City for Science and Technology, Riyadh, Saudi Arabia

  • Venue:
  • Proceedings of the 27th Conference on Image and Vision Computing New Zealand
  • Year:
  • 2012

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Abstract

Correlation filters have shown good performance results for distortion tolerant applications especially in target and face recognition problems. In this paper, we investigate the performance of these filters when applied to partially occluded human faces. We present a system for eye region recognition based on a special class of unconstrained correlation filters called optimal trade off Maximum Average Correlation Height (OT-MACH) filter. This system is useful for people who cover their faces, due to, for example, diseases or cultural reasons. The performance of this system is evaluated using the extended Yale B dataset. Our experimental results show that this system is robust to occlusion compared to the principal component analysis (PCA) and the local binary pattern (LBP). The OT-MACH filter shows error rates of 0.31% and 10.31% for non-occluded and occluded face recognition systems, respectively.