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Indexing Heart Image Based on Gray Histogram
Author(s): 
Pages: 125-127,203
Year: Issue:  9
Journal: Computer Technology and Development

Abstract: 针对用传统灰度直方图方法检索CT心脏图像效果不佳的问题,提出了用灰度变换和灰度直方图特征检索CT心脏图像的方法.灰度直方图方法虽具有比例、旋转和位移不变性等特点,但不能充分表示空间分布信息.而将灰度变换特性应用于CT心脏图像检索的方法正好可以弥补灰度直方图表达空间信息的不足,将这两种方法相结合实现了对医学CT心脏图像快速、准确的检索.该算法容易实现,在医学图像检索中具有推广应用的价值.通过对CT心...
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