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

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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The results indicate that the accuracy and the recall rate have been improved by 1.59% and 0.93% respectively, and the time expense has been reduced by nearly 66.6%.

对句长大于40个词的汉语长句单独进行了实验，句法分析精度和召回率分别提高1.59%和0.93%，同时时间开销降低了近2/3。

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A system of image retrieval based on semantic is introduced and the primary results of experiments show that it has higher precision rate in WWW image retrieval.

基于此方法，建立了一个基于语义的WWW图像检索系统。初步实验表明，该系统具有较高的图像检索准确率。

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The effectiveness of this approach has been proved by the diagnosis examples of many rotary compressors and the precision rate reaches 97%.

应用实例表明，本文方法能够对滚动转子式压缩机故障进行有效诊断，其准确率可达97%以上。

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It extracts the concept pair of the fairy tale, experimental results show that the primary and secondary template method has high precision rate.

对童话故事内容进行抽取概念对的实验，结果表明，采用主次模板方法具有较高的正确率。

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However, we have not got an effective way to improve the time complexity, recall rate and precision rate in the traditional image retrieval methods.

但是在传统的图像检索方法中，还没有寻找出一种有效的方法来提高图像检索的时间复杂度、查全率和查准率等技术指标。

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The experiment proved that this method can improve content retrieval precision rate and recall rate, and enhance the results that can be explanatory.

实验证明，这种方法能提高信息检索的查准率和查全率，增强了结果的可解释性。

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To compare different character segmentation methods, the segmentation correct rate, the segmentation precision rate and the segmentation bias rate are provided.

为了评价不同字符切分方法，定义了切分正确率、切分精确率和切分偏差率等准则。

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We aim at increasing the precision rate of search engineer combining with web information mining to provide users with personalized information retrieval service.

旨在结合Web信息挖掘提高中文搜索引擎的查准率，为用户提供个性化的信息检索服务。

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The experiment results show that the combination of the three recommendation models could improve the precision rate, coverage rate and matching rate effectively.

提出三种推荐模型以提高预测精度、减少响应时间，实验表明，通过三种推荐模型的组合能够显著改进推荐的准确率、覆盖率和匹配率。

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Query results compared this experiment system with traditional search engine show the former has a better precision rate and the information query tips.

对比本文实验系统与传统搜索引擎系统的查询结果，可以表明本文系统具有更好查准率和信息引导提示。

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By introducing the Vector Space Model and an improved Best-First topic searching algorithm, the system has a high precision rate.

通过引入向量空间模型和改进的Best-First主题搜索算法，系统具备了较高的查准率。

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The system performance is analyzed in details and the changes of the precision rate and the recall rate under different conditions is researched.

详细分析了该模型的系统性能，并深入研究了不同情况下准确率和召回率的变化。

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After tested on real corpus, the precision rate and recall rate are respectively 96.87% and 97.02%.

对真实语料进行测试，正确率达到96.87%，召回率达到97.20%。

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Then compare the Precision Rate, Recall Rate and Normal SMS False Alarm Rate of the three different algorithms.

之后对比了轻量级规则库和其他两种算法的准确率、召回率以及正常短信误判率。

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The method was test through real sample set, and97.47% of analysis precision rate was attained.

经实际样张测试，本文方法的分析精度达到了97.47%。

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The experimental results show that the two-dimensional indexing structure has a good performance in precision rate and efficiency of search.

实验结果表明，这种二维索引结构在查准率，查找效率等方面有很好的性能。

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Detect the object from the scaling images, which can improve the precision rate and recall rate.

对缩放后的图像进行物体检测，可以有效地提高物体检测的正确率和召回率。

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The experiments show that, the system increases the precision rate and recall rate and has certain practicality.

网络文章的自动摘要实验结果表明，本系统在准确率和召回率指标上均有较大提高，具备一定的实用性。

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Experiment shows that it can get a high precision rate if set a high threshold and high similarity.

实验结果表明，当取高阈值且高相似度时，就可得到很高的准确率。

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