The next seminar of Department No. 13 on "Data Mining" course based on "Data Mining: Concepts and Techniques" book was held at the Institute of Information Technology. The seminar was dedicated to the discussion of third chapter of the book- the initial processing of the data.
Magistrate of Institute Shalala Mansurova presented a report on "Data mining" topic. It is possible to get necessary knowledge and information from large-scale data collection through "data mining", new and rapidly developing fields of science. She informed about data cleaning, integration, size reduction, transformation stages which covers the third chapter of the book.
“Data integration is consist of wide variety of data sources that analyzed’’ – she noted. She also informed about the problems during the data integration. The inclusion of metadata is used as the solution to the problem encountered in the identification.
She said that normalization methods are used for data transformation. For this purpose, "min-max", "z-score" normalization and other types are applied.
In the end, there was an exchange of views on the subject, many questions were answered.
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