In earlier posts I described phase 2️⃣ out of the 6️⃣ phases I follow to develop a data science project for a customer. This post talks about phase 3️⃣: Data Preparation. These are the tasks I carry out in this phase: 🔸 Select data 👉🏻: Do correlation tests and select the relevant attributes. 🔹 Clean data 🧹: Correct, remove or ignore noise. 🔸 Construct data 🚧: Normalise and/or add attributes. Generate records if needed. code diamond photos , photography. 🦄
