In this section, we examine a number of different data repositories on which mining can be performed. In principle, data mining should be applicable to any kind of data repository, as well as to transient data, such as data streams. Thus the scope of our examination of data repositories wil...
29、23Data Mining: On What Kinds of Data?Relational databaseData warehouseTransactional databaseAdvanced database and information repositoryObject-relational databaseSpatial and temporal dataTime-series data Stream dataMultimedia databaseHeterogeneous and legacy databaseText databases & WWWSeptember 22, 30、...
B。“data mining”是“数据挖掘”,指从大量数据中分析并提取有用信息(analyzing and extracting useful information from large amounts of data);“collecting data randomly”是“随机收集数据”;“storing data in a specific way”是“以特定方式存储数据”;“deleting unnecessary data”是“删除不必要的数据”。
? Data Mining: On what kind of data? ? Data mining functionality ? Are all the patterns interesting? ? Classification of data mining systems ? Major issues in data mining November 4, 2019 4 Motivation: “Necessity is the Mother of Invention” ? Data explosion problem ? Automated data ...
A. Storing data B. Deleting data C. Analyzing and extracting useful information from data D. Ignoring data 相关知识点: 试题来源: 解析 C。本题考查数据挖掘的概念。数据挖掘是指从数据中分析和提取有用信息。选项 A“Storing data”(存储数据)错误;选项 B“Deleting data”(删除数据)错误;选项 D“Igno...
Satellite imagery suggests emissions may exceed what mining companies have been reporting May 28 2022 Benedict Evans There is no such thing as ‘data’ What we have are innumerable different collections of information, each of them specific to a particular application ...
Data mining programs break down patterns and connections in data based on what information users request or provide. Social media companies use data mining techniques to commodify their users in order to generate profit. This use of data mining has come under criticism as users are often unaware...
也不知道回答是不是牛头不对马嘴 网上搜到的理论上的定义: 在计算机系统中,各种字母、数字符号的组合、语音、图形、图像等统称为数据,数据经过加工后就成为信息。 数据说抽象吧但是在大脑中又确实存在的比较具体,说不抽象但是这数据又不是实体,而虚拟的 现实生活中,数据无处不在,只是没做搜集和统计,所以看不到...
Data mining, in computer science, the process of discovering interesting and useful patterns and relationships in large volumes of data. The field combines tools from statistics and artificial intelligence (such as neural networks and machine learning) w
Most probably you have some ideas on what data mining is about. 很可能你有一些关于数据挖掘是什么的想法。 Think about it for a second. 想一下。 I want to make yournotionof data mining precise by providing you the following definition. ...