Experiments are made to compare the algorithms in four aspects: different feature selection methods, dimension, classifier and training set number, using F1 value and false ratio to evaluate.

The experimental data were evaluated by the indicators of recall, precision and F1 value.

采用查全率、查准率和F1值等指标分析实验数据。

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It is especially fit for retrieval in the case of lower recall rate or pre-retrieval in large scale image library.

该方法适用于查准率要求不高情况下的相关图像检索或大型图像库的预检索。

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Experiment results show that the recall rate and precision of which based-ontology improve much compared with the method which based text similarity.

实验证明，这种方法相比基于文本的方法在准确率和召回率上都有显著提高。

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Chinese Name Segmentation in Automatic Index System The experiments show that the precision and recall rate respectively reach 70.3% and 82.2%.

通过对互联网上随机抽取的1000篇文章进行测试，结果表明，中文姓名识别召回率为82.2%，准确率为70.3%。

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Experiments show that the system has a high practical value, and to some extent improve the accuracy and recall rate in the retrieval.

实验证明本系统具有较高的实用价值，在检索的召回率和准确率等方面都有一定改善。

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The results of experiment are: the different types of information often result that the results of the precision and recall rate will be different.

由于信息类别的不同，通常计算结果的查准率和召回率会有所不同。

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The experimental results demonstrates that this method has achieved good categorization effect and high recall rate and accuracy on ontology labeling.

经过大量的实验表明，该方法具有较好的分类效果，对本体的标注具有较高的准确率和召回率。

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The result of experiment shows that the method is effective, with above 85% precise rate and about 70% recall rate.

相关链接提取方法测试结果，精确率在85%以上，召回率在70%左右，表明该方法很有效。

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In addition, semantic idea assists P2P system better understanding the search and improving its performance, especially recall rate.

语义思想的应用，使P2P系统能够理解搜索请求，有利于检索性能，特别是查全率的提高。

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In the second stage, protein relation extraction system is used for relation extraction as a supplement to improve the recall rate.

在第二阶段中，使用蛋白质关系抽取系统进行关系抽取作为补充，来提高召回率。

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On test data with 135 400 frames, the accuracy rate 85.8% and the recall rate 97.5% are obtained.

实验使用135400帧的测试数据达到了85.8%的准确率和97.5%的重现率。

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If choosing the appropriate loss factor, the accuracy rate and the recall rate can be improved to ideal result.

若选择合适的损失因子，正确率和召回率都能达到一个比较理想的效果。

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Through a series of experiments, the experimental results show that it improves the service discovery recall rate and precision.

通过一系列实验，实验结果证实提出的方法可以有效提高服务发现的查全率和查准率。

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Secondly, the relevance judgment between short query and massive information results in lower accuracy and recall rate.

其次，利用用户的简短查询与海量信息进行相关性匹配，准确率和召回率较低。

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This algorithm ameliorates the recall rate of low frequency terms while assures the integral effect.

该算法在保证整体术语抽取效果的同时，改善对低频术语的召回率。

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The recall rate is proposed to be the key indicator for evaluating the implementation of recall.

提出以“召回率”作为评价召回实施情况的主要指标。

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Our experiments show that the algorithm has higher recall rate in the condition that high accuracy rate is ensured.

实验结果表明，该算法在保证较高准确率的情况下，具有更高的召回率。

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Experiments show that the recall rate and FP rate of spam filtering get a good result.

实验结果表明MailGate对垃圾邮件过滤的召回率和误判率能够达到较好的效果。

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The intelligent search mechanisms support flexible semantic expression but hold low scalability and recall rate.

智能化路由策略语义表达灵活，但可扩展性和查全率较低；

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Experiments show that the accuracy and recall rate of detection method are improved obviously.

实验表明，该检测方法的检测准确率和查全率都有明显提高。

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