针对点云数据量大的特点,提出了基于非均匀网格的点云数据缩减算法。
This paper proposes an algorithm of data reduction based on asymmetric gridding in connection with the vast amount of point data.
本论文对数据缩减技术以及属性维的数据缩减技术进行了初步的探讨和研究。
In this thesis, data reduction and the reduction of attributes is discussed and studied.
其中数据缩减技术最大限度地精简数据量,提高数据挖掘的执行速度与效率。
Among these, data reduction techniques can be applied to obtain a reduced representation of the data set that is smaller in volume and speed up the mining process.
本文提出了利用一种新型的数据缩减方法—多指标群决策解决股票预测问题的思路。
In this paper, a new data reduction method-multi-attribute group decision-making is used to solve the dock forecasting.
尽管Hadoop是一些大型搜索引擎数据缩减功能的核心部分,但是它实际上是一个分布式数据处理框架。
Although Hadoop is the core of data reduction for some of the largest search engines, it's better described as a framework for the distributed processing of data.
map(映射)和reduce(缩减) 源自函数式编程中的函数名,但是这个应用程序的核心功能是数据缩减。
Map and reduce are named after functions in functional programming but provide the core capability for data reduction.
在大多数情况下,当数据只是被访问或被读取时,数据缩减给性能带来的影响非常小;当数据首次需要优化时,工作负载比较大。
In most cases data reduction has very little performance impact when data is simply being accessed or read, the heavier workload being when it first needs to be optimized.
然而,某种数据库中间件(如:MOCHA)为了减少网络数据传输量,实现查询优化,就把部分代码类迁移到近数据库站点进行数据缩减运算。
However, in order to optimize the query operation, Some database middleware such as MOCHA ship part of codes to the distant sites which are close by the database.
评估这个商业利益的支持证物通常包含少量产品或者服务的市场调查,项目所关注成本缩减的商业成本数据,或者两者兼有。
Supporting evidence for the business benefit estimates usually includes market research data for new products or services, business cost data for projects focused on cost reduction, or both.
被试在回答开放式的问题时,可以有很多种答题的选择,但是在统计的时候就不容易了。因为数据必须按照某种方式编码或者缩减。
Open-ended questions allow for a greater variety of responses from participants but are difficult to analyze statistically because the data must be coded or reduced in some manner.
这种缩减的结果集可以与查看限制数据报表相对比。
This type of reduced result set can be compared to viewing reports with limited data.
如果将数据集缩减最多之处的临界点之前的其它阶段也包括进去,可能会进一步提高性能。
Including additional stages past the point at which the data set is most reduced, may lead to additional performance improvements.
之后他们压缩减压能产生声波的这种气体。数据表示部分冷凝物的速度超过声速,因此他们制出了声音的黑洞边界。
Their data showed that the speed of part of the condensate exceeded the speed of sound, and they had therefore made an acoustic event horizon.
我想建议将该阈值首先设置为5秒,随着时间的推移将其缩减为1秒,具体取决于您的数据集。
I'd recommend setting this to 5 seconds at first and move it down to 1 second over time, depending upon your data set.
二月和三月的数据是有效的,贸易逆差缩减小于预期。
In February, the latest month for which data are available, the trade deficit shrank less than expected.
图3展示了在一个资源文件中XML数据的一个缩减样本的示例。
Figure 3 shows a skimmed-down example of the XML data found inside a resource file.
即使大型数据变得越来越大,IBMInfoSphere工具可以帮助数据专业人员缩减数据规模。
Even as big data gets bigger, IBM InfoSphere tools help data professionals cut it down to size.
压缩减少所存储数据的大小,从而在分区中生成未使用的空间。
Compress reduces the size of data being stored, thereby creating unused space in the partition.
这正是为什么有些公司寻求打破这个循环,要么加强和尽量缩减其自有的内部数据中心,要么把数据中心外包出去。
That's why some companies are looking to break the cycle and either consolidate and minimize their own internal data centers or outsource the data centers themselves.
在这个节约和缩减成本的年代,我们必须自问,对于过多的数据,是否存在一种更好的管理方式。
In these times of cost reduction and consolidation, we must ask ourselves whether there are better ways to manage the glut.
数据质量分析的第一个活动是,把这个范围从 “可以” 检查的东西缩减到 “将” 检查的东西。
The first activity in data quality analysis is to reduce this scope definition from what “can be" investigated to what "will be" investigated.
其理论在于,以数据的商业价值为依据,制定存储分配和发布策略,从而能够减少昂贵的高端存储设备的数量,这样也就缩减了成本。
By devising a strategy for storage allocation and distribution based on the business value of data, the theory went, we could reduce quantities of expensive high-end storage and thereby shrink costs.
一个定制化业务应用提供商,最近推出了一款新的服务,为打算缩减维护管理成本的企业提供数据库托管。
LongJump, a provider of customizable business application, has introduced a new service to provide database hosting to companies that are looking to reduce maintenance and administration costs.
很难取得可靠统计数据,这不光因为很多工厂在民间进行合法经营,而且缩减的强度不用统计也显而易见。
Reliable statistics are hard to come by, not least because many factories operate in a legal netherworld, but the severity of the slump is plain.
这些数字是基于一个缩减的数据集,而这些数据集是由模型过滤器所限制,超越了用户控制范围。
The figures are based on a reduced record set constrained by model filters beyond the user's control.
而这一数据每年都有所下降,直到2003年,这是最后一次受访者被问到这一问题,当时的数字已缩减为75%。
This fell almost every year until 2003, the last time the question was asked, when it sank below 75%.
首相大卫·卡梅隆希望缩减DNA数据库。
David Cameron, the prime minister, wants to shrink the DNA database.
最新数据显示,尽管面临经济衰退,但(英国)的化妆品销量不降反升,这是因为女性想在缩减衣服和鞋子开支的情况下尽量让自己看起来美一点。
Make-up sales have risen despite the recession as women aim to look their best without breaking the bank on clothes and shoes, new figures show.
最新数据显示,尽管面临经济衰退,但(英国)的化妆品销量不降反升,这是因为女性想在缩减衣服和鞋子开支的情况下尽量让自己看起来美一点。
Make-up sales have risen despite the recession as women aim to look their best without breaking the bank on clothes and shoes, new figures show.
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