Sensors, scraping, surveys. Different techniques of data collection can be used for creating new and necessary databases

 

Data munging or data wrangling is loosely the process of manually converting or mapping data from one “raw” form into another format that allows for more convenient consumption of the data with the help of semi-automated tools. This may include further munging, data visualization, data aggregation, training a statistical model, as well as many other potential […]

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