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Table Of Contents
Data Science for Web3
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When dealing with information collected from diverse data sources, it is crucial to ensure consistency and uniformity across all records and fields before extracting insights or feeding the data into a machine learning model. In this section, we will explore various data preparation tasks that are particularly relevant to on-chain data.
Hexadecimal notation is a base 16 system, utilizing symbols to represent numerical values from 0 to 9 and letters from A to F. In contrast, our everyday decimal notation employs 10 symbols to represent numerical values (0–9). Hexadecimal notation extends the range by including A to F, representing values from 10 to 15. This notation is often used for data storage purposes due to its efficiency in representing binary numbers with each hex digit representing 4 bits.
In the example presented in Chapter06/Preparation, we retrieve the latest block number from the Rootstock public node by following the documentation...