计算机科学 ›› 2016, Vol. 43 ›› Issue (6): 65-67.doi: 10.11896/j.issn.1002-137X.2016.06.013
郭京蕾,李伟,金聪
GUO Jing-lei, LI Wei and JIN Cong
摘要： 为了更好地检索图像内容信息,提出了基于中心块的多特征自适应权重图像检索算法。改进的算法通过检索图像边界区域的主颜色,提取图像背景噪声,从而降低背景噪声对目标物体的干扰。针对多特征权重值设定的难题,提出运用差分演化算法优化特征权值的方法,解决了固定权值分类精确度低的问题。实验结果表明,所提出的算法可有效减少背景噪声的干扰,并在检索准确率和检索效率上均取得了较好的结果。
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