IT training data mining concepts and techniques han kamber 2000 09 08
➤ Gửi thông báo lỗi ⚠️ Báo cáo tài liệu vi phạmNội dung chi tiết: IT training data mining concepts and techniques han kamber 2000 09 08
IT training data mining concepts and techniques han kamber 2000 09 08
Jiawei HanMicheline KamberContents2Data Warehouse and OLA!’ Technology for Data Mining3‘2.1 What is a data warehouse? ................................ IT training data mining concepts and techniques han kamber 2000 09 08...................................... 32.2A multidimensional data model.................................................................. 62.2.1From tables to data cubes............................................................... 62.2.2Stars, snowflakes, and fact constellations: schemas for mult IT training data mining concepts and techniques han kamber 2000 09 08idimensional databases.......82.2.3Examples for defining star, snowflake, and fact constellation schemas.................. II2.2.4Measures: their cateIT training data mining concepts and techniques han kamber 2000 09 08
gorization and computation ........................................ 132.2.5Introducing concept hierarchies............................................Jiawei HanMicheline KamberContents2Data Warehouse and OLA!’ Technology for Data Mining3‘2.1 What is a data warehouse? ................................ IT training data mining concepts and techniques han kamber 2000 09 08 multidimensional databases......................... 182.3Data warehouse architecture................................................................... 192.3.1Strps for the design and construction of data warehouses .............................. 1923.2 A three-tier data warehouse architecture..... IT training data mining concepts and techniques han kamber 2000 09 08...............................,. . . . . . 202.3.3OLAP server architectures: KOLAP vs. MOLAP vs. HOLAP..............i.....................2223.4 SQLIT training data mining concepts and techniques han kamber 2000 09 08
extensions to support OLAP operations...............................................242.4Data warehouse implementation ...............................Jiawei HanMicheline KamberContents2Data Warehouse and OLA!’ Technology for Data Mining3‘2.1 What is a data warehouse? ................................ IT training data mining concepts and techniques han kamber 2000 09 08(lata.....................................................................302.4.3Efficient processing of OLAP queries....................................................302.4.4Metadata repository.....................................................................312.4.5Data warehouse back-end tools IT training data mining concepts and techniques han kamber 2000 09 08 and utilities.............................................322.5Further development of data cube technology...........................................IT training data mining concepts and techniques han kamber 2000 09 08
.........322 5.1Discovery-driven exploration of data cubes.............................................332.5.2Complex aggregation at multiple granularJiawei HanMicheline KamberContents2Data Warehouse and OLA!’ Technology for Data Mining3‘2.1 What is a data warehouse? ................................ IT training data mining concepts and techniques han kamber 2000 09 08ÍỈ.1Data warehouse usage....................................................................382.6.2From on-line analytical processing to on-lineanalytical mining.........................392.7Summary........................................................................................411Contents3Da IT training data mining concepts and techniques han kamber 2000 09 08ta Preprocessing33.1Why preprocess the data?................................................................... 33.2Data cleaning.....................IT training data mining concepts and techniques han kamber 2000 09 08
....................................................................... 5Jiawei HanMicheline KamberContents2Data Warehouse and OLA!’ Technology for Data Mining3‘2.1 What is a data warehouse? ................................Jiawei HanMicheline KamberContents2Data Warehouse and OLA!’ Technology for Data Mining3‘2.1 What is a data warehouse? ................................Gọi ngay
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