Data Mining Concepts and Techniques phần 5 ppt
Data Mining Concepts and Techniques phần 5 ppt
... C4 .5, and CART, has been well established for rel- atively small data sets. Efficiency becomes an issue of concern when these algorithms are applied to the mining of very large real-world databases. ... the theme of classification from a database-oriented perspective. 6.4 Bayesian Classification 311 the attributes age and income, respectively, and that X is a 35- year-old customer wit...
Ngày tải lên: 08/08/2014, 18:22
Data Mining Concepts and Techniques phần 6 ppt
... in Cooper and Herskovits [CH92], Buntine [Bun94], and Heckerman, Geiger, and Chick- ering [HGC 95] . Algorithms for inference on belief networks can be found in Russell and Norvig [RN 95] and Jensen ... functions (Hanson and Burr [HB88]), dynamic adjustment of the network topology (Me´zard and Nadal [MN89], Fahlman and Lebiere [FL90], Le Cun, Denker, and Solla [LDS90], and...
Ngày tải lên: 08/08/2014, 18:22
Data Mining Concepts and Techniques phần 1 potx
... Data Mining 666 11.3.3 Visual and Audio Data Mining 667 11.3.4 Data Mining and Collaborative Filtering 670 11.4 Social Impacts of Data Mining 6 75 11.4.1 Ubiquitous and Invisible Data Mining 6 75 11.4.2 ... object-relational databases and specific application-oriented databases, such as spatial databases, time-series databases, text databases, and multimedia dat...
Ngày tải lên: 08/08/2014, 18:22
Data Mining Concepts and Techniques phần 2 ppsx
... (inclusive). 2.3 Data Cleaning 65 2.3.3 Data Cleaning as a Process Missing values, noise, and inconsistencies contribute to inaccurate data. So far, we have looked at techniques for handling missing data and ... A set of unit price data for items sold at a branch of AllElectronics. Unit price ($) Count of items sold 40 2 75 43 300 47 250 74 360 75 5 15 78 54 0 1 15...
Ngày tải lên: 08/08/2014, 18:22
Data Mining Concepts and Techniques phần 3 docx
... processing, and data mining. We also introduce on-line analytical mining (OLAM), a powerful paradigm that integrates OLAP with data mining technology. 3 .5. 1 Data Warehouse Usage Data warehouses and data ... Warehouse and OLAP Technology: An Overview 3 .5 From Data Warehousing to Data Mining “How do data warehousing and OLAP relate to data mining? ” In this...
Ngày tải lên: 08/08/2014, 18:22
Data Mining Concepts and Techniques phần 4 potx
... count sales count Asia 15 300 120 1000 1 35 1300 Europe 12 250 150 1200 162 1 450 North America 28 450 200 1800 228 2 250 all regions 45 1000 470 4000 52 5 50 00 Generalized data can be presented graphically, ... include data cube–based data aggregation and attribute- oriented induction. From a data analysis point of view, data generalization is a form of descriptive data...
Ngày tải lên: 08/08/2014, 18:22
Data Mining Concepts and Techniques phần 7 ppsx
... efficiently. 8 Mining Stream, Time-Series, and Sequence Data Our previous chapters introduced the basic concepts and techniques of data mining. The techniques studied, however, were for simple and structured ... structured data sets, such as data in relational databases, transactional databases, and data warehouses. The growth of data in various complex forms (e.g....
Ngày tải lên: 08/08/2014, 18:22
Data Mining Concepts and Techniques phần 8 potx
... substructures. 9. Metadata mining. Metadata are data about data. Metadata provide semi-structured data about unstructured data, ranging from text and Web data to multimedia data- bases. It is useful for data ... of sequence data include cus- tomer shopping sequences, Web clickstreams, and biological sequences. 54 8 Chapter 9 Graph Mining, Social Network Analysis, and Mu...
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Data Mining Concepts and Techniques phần 9 pot
... multimedia data mining focuses on image data mining. Mining text data and mining the World Wide Web are studied in the two subsequent 638 Chapter 10 Mining Object, Spatial, Multimedia, Text, and Web Data where ... t 1 t 2 t 3 t 4 t 5 t 6 t 7 d 1 0 4 10 8 0 5 0 d 2 5 19 7 16 0 0 32 d 3 15 0 0 4 9 0 17 d 4 22 3 12 0 5 15 0 d 5 0 7 0 9 2 4 12 634 Chapter 10 Min...
Ngày tải lên: 08/08/2014, 18:22
Data Mining Concepts and Techniques phần 10 pot
... constraint-based mining) , the integration of data mining with data warehousing and database systems, the standardization of data mining languages, visualization methods, and new meth- ods for handling ... B. Xia, and O. R. Zaïane. DBMiner: A system for mining knowledge in large relational databases. In Proc. 1996 Int. Conf. Data Mining and Knowledge Discovery (KDD’96...
Ngày tải lên: 08/08/2014, 18:22