Abstract
Infrared facial images record the temperature-field distribution of facial vein embranchment, which can be regarded as gray features of images. This paper proposes an infrared face recognition algorithm using histogram analysis and K-Nearest Neighbor Classification. Firstly, the irregular facial region of an infrared image is segmented by using the flood-fill algorithm. Secondly, the histogram of this irregular facial region is calculated as the feature of the image. Thirdly, K-Nearest Neighbor is used as a classifier, in which Histogram Matching method and Histogram Intersection method are adopted respectively. Experiments on Equinox Facial Database showed the effectiveness of our approach, which are robust to facial expressions and environment illuminations.
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Wang, S., Liu, Z. (2010). Infrared Face Recognition Based on Histogram and K-Nearest Neighbor Classification. In: Zhang, L., Lu, BL., Kwok, J. (eds) Advances in Neural Networks - ISNN 2010. ISNN 2010. Lecture Notes in Computer Science, vol 6064. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-13318-3_14
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DOI: https://doi.org/10.1007/978-3-642-13318-3_14
Publisher Name: Springer, Berlin, Heidelberg
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