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基于互信息约束聚类的图像语义标注

DOI: 10.11834/jig.20090630

Keywords: 图像检索,互信息,约束聚类,信息瓶颈,图像标注

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Abstract:

提出一种基于互信息约束聚类的图像标注算法。采用语义约束对信息瓶颈算法进行改进,并用改进的信息瓶颈算法对分割后的图像区域进行聚类,建立图像语义概念和聚类区域之间的相互关系;对未标注的图像,提出一种计算语义概念的条件概率的方法,同时考虑训练图像的先验知识和区域的低层特征,最后使用条件概率最大的语义关键字对图像区域语义自动标注。对一个包含500幅图像的图像库进行实验,结果表明,该方法比其他方法更有效。

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