... level, the datamining effort is working and the data is reasonably accurate. This can be quite comforting. If the dataand the dataminingtechniques applied to it are powerful enough to discover ... used to sort a list of customers from most to least loyal or most to least likely to respond or most to least likely to default on a loan. The datamining process is sometimes referred to as ... of DataMining 33 Table 2.1 DataMining Differs from Typical Operational Business Processes TYPICAL OPERATIONAL SYSTEM DATAMINING SYSTEM Operations and reports on Analysis on historical data...
... Sutiwaraphun, J., To, H.W., and Yang, D. Large scale data mining: Challenges and responses. Proc. of the Third Int’l Conference on Knowledge Discovery andData Mining. Goil, S., Alum, S., and Ranka, ... performance and wide area datamining systems for over ten years. More recently, he has worked on standards and testbeds for data mining. He has an AB in Mathematics from Harvard University and a ... start-up, developing datamining technologies for application to targeted email marketing. Prior to this, he was a researcher at Hitachi’s datamining research labs. He did his B. Tech. from Indian...
... chapter.Links todataminingdata sets and software. We will provide a set of links to data miningdata sets and sites containing interesting datamining software pack-ages, such as IlliMine from the ... Cattell and Douglas K. Barry Data on the Web: From Relations to Semistructured Dataand XMLSerge Abiteboul, Peter Buneman, and Dan Suciu Data Mining: Practical Machine Learning Tools andTechniques ... Reference Data in Enterprise Databases: Binding Corporate Datato the Wider WorldMalcolm Chisholm Data Mining: Concepts and Techniques Jiawei Han and Micheline KamberUnderstanding SQL and Java Together:...
... and Transformation Data mining often requires data integration—the merging of datafrom multiple data stores. The data may also need to be transformed into forms appropriate for mining. This section ... the data. Thesetools rely on parsing and fuzzy matching techniques when cleaning datafrom multiplesources. Data auditing tools find discrepancies by analyzing the datato discover rules and ... discrepancy detection and data transformation. Data integration combines datafrom multiple sources to form a coherent data store.Metadata, correlation analysis, data conflict detection, and the resolution...
... tools for data warehousing can becategorized into access and retrieval tools, database reporting tools, data analysis tools, and data mining tools.Business users need to have the means to know ... Warehouse and OLAP Technology: An Overview3.5 From Data Warehousing toData Mining “How do data warehousing and OLAP relate todata mining? ” In this section, we study theusage of data warehousing ... reasons:High quality of data in data warehouses: Most datamining tools need to workon integrated, consistent, and cleaned data, which requires costly data clean-ing, data integration, anddata transformation...
... data mining. Descriptive datamining describes data in a concise and summarative manner and presents interesting general properties of the data. This is different from predic-tive data mining, ... mined from transactional data. Suppose, however, that rather than using a transactional database, sales and relatedinformation are stored in a relational database or data warehouse. Such data stores ... levels. Data generalization approaches 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 mining. ...
... resorting. SPRINT was designed to be easily parallelized, furthercontributing to its scalability.While both SLIQandSPRINThandle disk-resident data sets thatare too large to fit intomemory, the scalabilityof ... becomes inefficient due to swapping of the training tuples in and out of main and cache memories. More scalable approaches, capable of handlingtraining data that are too large to fit in memory, are ... initialized to small random num-bers (e.g., ranging from −1.0 to 1.0, or −0.5 to 0.5). Each unit has a bias associated withit, as explained below. The biases are similarly initialized to small random...
... 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 Harp, Samad, and Guha [HSG90] ), and ... data in preparation for classification and prediction can involve data cleaning to reduce noise or handle missing values, relevance analysis to removeirrelevant or redundant attributes, anddata ... difficult to control.Ability to deal with noisy data: Most real-world databases contain outliers or missing,unknown, or erroneous data. Some clustering algorithms are sensitive to such data and may...
... telecommu-nications data, transaction datafrom the retail industry, anddatafrom electric powergrids. Traditional OLAP anddatamining methods typically require multiple scans ofthe dataand are therefore ... simple and structured data sets, such as data in relationaldatabases, transactional databases, anddata warehouses. The growth of data in variouscomplex forms (e.g., semi-structured and unstructured, ... be extended to mine suchpatterns efficiently.8 Mining Stream, Time-Series, and Sequence Data Our previous chapters introduced the basic concepts andtechniques of data mining. The techniques studied,...
... substructures.9. Metadata mining. Metadata are data about data. Metadata provide semi-structured data about unstructured data, ranging from text and Web datato multimedia data- bases. It is useful for data ... what window size to use, and CpG islands tend to vary in length.What if, instead, we merge the two Markov chains from above (for CpG islands and non-CpG islands, respectively) and add transition ... domains. Metadata mining canbe used for schema mapping (where, say, the attribute customerid from one databaseis mapped to cust number from another database because they both refer to the9.2...
... are closely linked to imageanalysis and scientific data mining, and thus many image analysis techniquesand scien-tific data analysis methods can be applied to image data mining. The popular ... data, and computertomography. It is important to explore datamining inraster or image databases.Methodsfor mining raster and image data are examined in the following section regarding the mining ... multimedia datamining focuses on image data mining. Mining text dataandmining the World Wide Web are studied in the two subsequent638 Chapter 10 Mining Object, Spatial, Multimedia, Text, and Web Data where...