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摘要: Below picture represents the machine learning & data mining process in general. Data cleaning and Feature extraction is the most tedious job but you need to be good at it make your model more accurate.

 


What is Data or Data Set?

Collection of data objects and their attributes. Attributes captures the basic characteristics of an object. Lets check the famous Titanic Data set which is available here. It represents the list of passenger information and their survival status (survived=0/1).

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Type of Attributes?

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In this article, we understood the different type of data sets, data object and attributes. In my next article we will understand the issues related to the data sets, how to identify and deal with it. We will also walk through an example on how to do feature extraction on Titanic data set.

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