Finally, the aspect ratio was defined to improve the retrieval precision.
最后，设定纵横比辅助搜索，以提高检索精度。
The experimental results show that the new algorithm has higher efficiency and retrieval precision.
实验结果表明，该算法有较高的效率和检索精度。
New words recognition and ambiguity resolving have vital effect on information retrieval precision.
新词识别和模糊性解决信息检索精度有重要的影响。
The paper adopts the method of the combination of GGD model and KL distance to get the image retrieval precision rate.
本文采用GGD模型和KL距离结合的方法计算文本图像的鉴别率。
Stripe noise is one of the important factors which degrade the quality and affect the retrieval precision of MODIS images.
条带噪声是影响MODIS遥感影像质量和反演精度的一个重要因子。
To relax the term independence assumption, term dependency is introduced and it has improved retrieval precision dramatically.
利用词项依存关系来改进词袋模型，一直是文本检索中一个热门话题。
The method is more flexible and accurate to describe the color feature of an image and improves the image retrieval precision.
实验结果表明，该方法实现简单，能够更加灵活、准确地描述图像的颜色特征，从而有效提高了图像检索的准确率。
The experimental results show that the method can greatly enhance user retrieval precision and recall rate compared to traditional methods.
实验结果表明，该方法相对于传统方法可以大幅提高用户检索的查准率和查全率。
This paper analyzes the limitation of search engines in the recall and precision, and advances some tactics for increasing the retrieval precision of search engines.
分析了搜索引擎在查全率与查准率方面存在的局限性，提出了提高搜索引擎检索准确率的策略。
The experimental results show that this method has high retrieval precision and resists cutting or rotating operations, and is suitable for document image retrieval.
实验结果表明，该方法具有很高的查准率，并对剪切、旋转操作表现出很好的稳定性，适合文档图像检索。
This paper provides an information retrieval model, and it retrieves in way of natural language, gets the content what the users want, so it can improve the retrieval precision.
本文提出了一种信息检索模型，以自然语言的形式进行检索，得到用户想要得到的内容，进而提高查询的准确性。
This paper presents a trade mark retrieval method in which the shape feature and spatial relationship are both used for the purpose of making full use of image info and improving retrieval precision.
为了充分利用商标图象的内部信息，以提高商标图象的检索精度，提出了一种综合利用商标形状特征与其内部空间位置关系特征来检索二值商标图象的方法。
In information retrieval, recall and precision are regarded as two inter-constraint measures.
在信息检索领域，查全率与查准率是一对相互制约的指标。
Retrieval performance includes evaluation of recall ratio, precision ratio, speed of retrieval, cost and convemence etc.
检索性能主要包括查全率、查准率、检索速度、费用与方便性等指标。
SIR can significantly enhance the recall and precision of the information retrieval by the semantic inference. Finally, the practicability of the SIR model is analyzed.
最后分析了SIR的可用性，证明了SIR可极大地提高语义网上信息检索的查全率和查准率。
The greater the risks in the business activity, for example public safety concerning hazardous chemicals, the greater the need for precision and control in retrieval.
当营运活动的风险越高，检调时的精确性与控制的需求就愈大，例如有关毒性化学物品的公共安全议题等。
Experiments show that the method can improve the precision of retrieval, and thus the proposed approach can be applied to interactive 3d shape retrieval based 2d sketch.
实验结果表明，该方法能提高检索精度，因此可应用在2维草图查询方式的3维模型检索中。
Recall and precision are the basic criteria for evaluation of retrieval quality in information retrieval systems.
查全率和查准率是评估信息检索系统检索质量的两个基本标准。
The precision of second retrieval is higher than original retrieval.
第二次检索的精确度要比原来的高。
The experimental results show that the algorithm has higher precision and faster computation speed for the topic-specific retrieval.
实验证明，在主题检索方面，该算法具有较快的速度和较高的查准率。
This method can give dual attention to the recall and precision of component retrieval and has higher retrieval efficiency.
这种方法能够兼顾构件检索的查全率和查准率，并且有较高的检索效率。
Assemble model can draw components of retrieval system precisely, it can also be used to account recall ratio, and precision ratio.
集合模型能够精确地描述检索系统的构成，还可以用来计算检索的查全率和查准率。
Experimental results of five kinds of echocardiography show that, the precision and recall of retrieval are high, and the retrieval time is short, the results of these experiments are satisfying.
通过对五类超声心动图像的检索实验，证明该方法的检准率和检全率较高，检索时间较短，能够取得较为满意的结果。
So if enhance the existing retrieval system the precision, we must solve the problem which above mentioned.
要提高现有检索系统的精度，就必须解决好上面提到的问题。
The general method of contour retrieval is the least square method, but the computational effort of which is too much and the precision of which is difficult to ensure.
提取鱼眼图像轮廓一般是采用最小二乘拟和的方法，但该方法计算量大，精度难以保证。
This search engine can greatly improve the precision of searching and provide users more precise personalized results. It can make Internet information retrieval more convenient and accurate.
这种个性化搜索引擎能较大程度地提高搜索的精度，给予用户更为精确的个性化结果，使得网络上的信息检索更为便捷、准确。
Experiments show that the precision of the two retrieval models is the same as keywords retrieval model, but the recall rate is improved greatly.
实验显示，这两个检索模型的精确率与关键词检索模型保持基本一致，召回率却得到较大提高。
Experimental results show that the retrieval method using the feature indexes can achieve much higher precision than other color-spatial based methods.
实验结果表明，用这种特征索引来检索图像，可以得利比其它基于颜色-空间方法高得多的精确度。
The experiment results obtained from the retrieval system to ensure the precision is not much lose, the recall rate has been greatly improved than the traditional retrieval system.
从最终的实验结果得出，该检索系统在保证查准率没有太大损失的情况下，对查全率较传统的检索系统有了很大的提高。
The experiment results obtained from the retrieval system to ensure the precision is not much lose, the recall rate has been greatly improved than the traditional retrieval system.
从最终的实验结果得出，该检索系统在保证查准率没有太大损失的情况下，对查全率较传统的检索系统有了很大的提高。
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