最近两位计算机科学的研究人员已经提出了一个算法，这个算法能用于提取出像素图形的低分辨率部分，提升其分辨率准确地适合向量图形。
A pair of computer science researchers have come up with an algorithm that can take a low-resolution piece of pixel art and upscale it accurately to vector graphics.
至今已经提出了决策树的很多算法，通过分析已知的分类信息得到一个预测模型。
So far, there are many algorithms have been given and we can gain a prediction model by analyzed known catalog information.
目前已经提出了许多结构连接的算法，它们中的大多数都基于如下的前提条件之一：输入元素集合存在索引或者有序。
There have been a number of algorithms proposed for structural join, and most of them are based on one of the following assumptions: the input element sets either have indexes or are ordered.
在目前已经提出的证书废除机制中，由于未考虑证书查询概率之间的差异，限制了算法的性能。
The proposed certificate revocation schemes restrict algorithm performance because they fail to consider the differences between the probabilities of inquiring certificate.
结构化连接是XML查询处理的核心操作，目前已经提出了许多结构化连接的算法，但都不支持多版本的XML文档。
Structural join is the core operation in XML query processing, there have been a number of algorithms proposed for structural join, but all of them could not support query of multiple versions XML.
目前已经提出了许多数据流聚类算法，但是都尚未解决以上数据流环境下的要求。
While a lot of clustering algorithms for data streams have been proposed, they offer no solution to the combination of these requirements.
2002年，聚类融合算法已经提出就得到广泛关注，成为聚类分析研究的新热点。
In 2002, clustering ensemble was putted forward and got widely attention immediately, and became an increasingly hot topic.
目前，针对不同的问题和应用，人们已经提出了很多无线传感器网络节点自身定位算法。
Many localization algorithms for wireless sensor networks have been proposed to provide per-node location information.
目前已经提出的一些数字开环解调算法在运算过程中时常会出现某些特殊相位点互相混淆的问题，这会导致系统输出错误的解调结果。
In the demodulation process of some digital open-loop algorithms, some special phase points will confuse with each other and cause an error output value.
目前，针对各种问题已经提出了许多不同的图像分割算法，有些也取得了好的效果。
At present, various issues have been raised against many different image segmentation algorithm, some have made good results.
目前，已经提出了很多小枝模式匹配算法，但没有解决含有父子边的小枝模式查询。
At present, there are many algorithms for twig pattern matching, but they dont have good method to solve the twigs which have parent-child edges.
本文所提出的各种算法和流程已经全部在程序中实现，并在CMT系统的测试中取得了良好的效果。
The algorithms and flows introduced in this dissertation are already implemented by programs, and have a good effect in the test of CMT system.
高效的索引是提高XML数据查询效率的关键，目前已经提出了许多XML索引算法，它们大多数都不支持XML数据更新。
Efficient index is the key to improve efficiency of XML query. A large number of XML index algorithms have been proposed, however, most of them didn't support data updating.
目前已经提出了许多用于高效地发现大规模数据库中的关联规则的算法，而对已发现规则的更新及维护问题的研究却较少。
There have been many algorithms proposed for efficient discovery of association rules in large databases. However, little work has been done on maintenance of discovered association rules.
为了提高地震信号的稀疏分解速度，国内外学者已经提出了一些快速算法，蚁群算法就是其中的一种。
In order to improve the speed of sparse decomposition of seismic signal, scholars have proposed some fast algorithm, and the Ant Colony algorithm is one of them.
有关文献已经针对这个问题提出了一些算法，但这些算法所需的计算次数比较大。
Some algorithms have been mentioned in related papers, but these algorithms need large numeration.
有关文献已经针对这个问题提出了一些算法，但这些算法所需的计算次数比较大。
Some algorithms have been mentioned in related papers, but these algorithms need large numeration.
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