第五集——克洛·维斯石矛头克洛·维斯石矛头，距今约于一万三千年前以上，出土于美国亚利桑利州。
Clovis point (made over 13, 000 years ago). Stone spearhead found in Arizona.
这些对象引用多维数据集模型中使用的事实、维、层次结构和级对象，它们与多维数据集模型中的这些对象是相似的。
These objects reference the facts, dimension, hierarchy, and level objects that are used in the cube model, and they are similar to these objects in the cube model.
一个切片包含来自多维数据集模型的每个维的层次结构的一个级。
A slice includes a level from a hierarchy of each dimension of the cube model.
本文假设多维数据集模型的维具有平衡的层次结构和标准部署。
This paper assumes the dimensions of the cube model have hierarchies of balanced type and standard deployment.
对于每个多维数据集维，一个多维数据集只能定义一个多维数据集层次结构；但是在多维数据集模型中，一个维可以有多个层次结构。
A cube can have only one cube hierarchy defined for each cube dimension, but a dimension can have many hierarchies that are defined for the cube model.
对于查询中的每个(维、层次结构、级)集，判断使用哪些维属性。
For each (dimension, hierarchy, level) set in the query, determine the attributes from the dimension to be in the query.
而诀窍就是找到一个弹性阵列，能够将非单调的数据集“变成单调数据集”，或者换言之，就是降维。
The trick is to find an arrangement of springs that "flattens" the data set, or in other words, reduces its dimensionality.
这一可视化技术已经可以用于快速处理像建筑等物体的大量数码照片集，并使之转换成幽灵般令人回味的三维图像。
The visualization technology is already able to quickly process large collections of digital photos of an object like a building and render ghostly and evocative three-dimensional images.
谓词可以应用于多维数据集模型中维的任何属性。
Predicates can be applied to any attribute of a dimension in a cube model.
然而，上世纪90年代中期有一组数学家设计出了一种方法，能够对复杂的数据集进行降维。
However, in the mid-90s a group of mathematicians devised a technique for reducing the dimensionality of complex data sets.
然后使用多维数据集模型对象中的联结对象将事实表与每个维对象的表联结起来。
The join objects in the cube model object are then used to join the tables of the facts with the tables of each of the dimension objects.
来自维、事实和多维数据集模型的联结对象用来形成where子句的联结谓词。
The join objects from the dimensions, facts, and cube model are used to form the join predicates of the WHERE clause.
实际上，维游标类似于SQL结果集，只是多了一些附加功能。
In fact, the dimension cursor is similar to an SQL result set with some additional functionality.
from子句由来自维、事实和多维数据集模型的联结对象的表组成。
The from clause is made up of the tables from the join objects from the dimensions, facts, and cube model.
维列表为空的聚合应用于多维数据集模型中没有被其他聚合使用的所有维。
The aggregation for an empty list of dimensions is applied to all dimensions in the cube model that are not specifically being used by another aggregation.
对于编制排名而言，最重要的问题是，是否存在一个线性函数，能够对这个四维的数据集进行降维，得到一个一维的数据集（生活质量指数）。
To create a ranking, the important question is whether there is a linear function that reduces this four-dimensional dataset to a one-dimensional set.
判断出这一维使用的表集之后，需要为每个表分配一个惟一的关联名。
Once the set of tables used by the dimension has been determined, it may be necessary to assign a unique correlation name to each table.
olap多维数据集具有一组特定的、类似但却更多限制性的、衍生自父多维数据集模型的元数据对象，这些对象包括多维数据集维、多维数据集层次结构、多维数据集层和一个多维数据集事实对象。
An OLAP cube has a specific set of similar but more restrictive metadata objects derived from the parent cube model, including cube dimensions, cube hierarchies, cube levels, and a cube facts object.
将查询中的维联结到事实对象的多维数据集模型对象引用的联结。
Joins referenced by the cube model object, which join the dimensions in the query to the facts object.
您应该熟悉DB 2CubeViews元数据对象，比如多维数据集模型、事实对象、维、联结、度量和属性。
You should be familiar with DB2 cube Views metadata objects, such as cube models, facts objects, dimensions, joins, measures, and attributes.
借助JTable，用户可以将数据可视化为二维视图，并且在运行时交互地更改水平和垂直数据集。
With JTable, users can visualize data in two dimensions and interactively change the horizontal and vertical data sets at runtime.
绯闻女孩第五集又多了一位常客——没错，就是这只狗！艾德·维斯特维克被拍到牵着剧中角色Chuck的最新同伴：一只可爱的小猎犬。
The fifth season of Gossip Girl introduces a new regular –this one with fur! Ed Westwick has been spotted on location with Chuck's latest companion: a dog.
为了帮助人们保留文学传统，同时也为了促进新的作家的诞生，卡尔·维诺先生编辑了一部小说集，名为《CentoPagi》(《一百页》)，收录的是短篇小说，由GiulioEinaudi在都灵的公司出版。
To help preserve literary traditions and promote new writers, Mr. Calvino edited a fiction series called "Cento Pagi" (One Hundred Pages), short novels that are published by Giulio Einaudi in Turin.
随着数据集的数据量和维数的增加，建立高效的、适用于大型数据集的分类法已成为数据挖掘的一个挑战性问题。
With the growth of data in volume and dimensionality, it has become a very challenging problem to build a high-efficient classifier for large databases.
实验证明了一系列算法的效率和有效性，尤其适合数据仓库中的高维数据集。
The effectiveness and efficiency of the algorithms have been shown by experimental results, especially for the high dimension data warehouses.
作为《第三集》的小角色，莫思玛由吉纳维芙·奥赖利扮演，因为她长得很像布莱基斯顿。
For her small role in Episode III, Mothma was played by Genevieve o 'reilly, who was cast for her resemblance to Blakiston.
数据的主成分提取是为了降低数据集的维数，减少计算量。
Extracting the primary components of data is to decrease the dimension of the data in order to decrease the quantity of calculation.
针对数据对象是高维数据的问题，将主成份分析方法应用到异常检测中解决数据集的降维问题。
Aiming at the problem that dataset is of high dimensions, principal components analysis is used in anomaly detection to reduce the dimensions of dataset.
针对数据对象是高维数据的问题，将主成份分析方法应用到异常检测中解决数据集的降维问题。
Aiming at the problem that dataset is of high dimensions, principal components analysis is used in anomaly detection to reduce the dimensions of dataset.
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