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Human eye detection method, apparatus, system and storage medium

  • US 20040136592A1
  • Filed: 12/17/2003
  • Published: 07/15/2004
  • Est. Priority Date: 12/31/2002
  • Status: Active Grant
First Claim
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1. A human eye detection method comprising the following steps:

  • a) Reading in an image;

    b) Analyzing the image and getting a list of candidate eye areas;

    c) selecting one unverified candidate eye area from said list;

    d) determining a neighborhood region of the selected candidate eye area;

    e) calculating the neighborhood region'"'"'s size, which is recorded as S;

    f) processing the region, obtaining dark areas;

    g) counting the number of dark areas, which number is recorded as N;

    h) comparing the ratio N/S to a predetermined first threshold;

    if the ratio N/S is smaller than said first threshold, the candidate eye area is determined as a real eye area and remains in the list;

    else, the candidate eye area is determined as a false eye area and deleted from the list;

    i) repeating steps c) to h) until there is no unverified candidate eye area in the list; and

    j) outputting the list for purpose of subsequent processing of the image.

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