对教育资源库的检索结果评价是各种教育资源库检索性能评价方案中最直接的方法。
Assessment of the retrieval results from the educational resource database (ERD) is the most direct method among various different retrieval assessment precepts.
在此基础上，讨论了图像的相似度量以及相应的图像检索技术，并给出了实验结果和图像检索性能的评价。
And based on this, this paper discusses on the similarity measuring and corresponding image retrieval techniques, and gives the evaluation on the test results and the image retrieval performance.
另外，系统利用基于分阶段显示和评价反馈的权重调整方法进一步提高检索性能。
In addition, it USES two-step-displaying-and-feedback weight adjusting method to improve the performance of the system.
另外，系统利用基于分阶段显示和评价反馈的权重调整方法进一步提高检索性能。
In addition, it USES two-step-displaying-and-feedback weight adjusting method to improve the performance of the system.
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