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🛠️ Data Preprocessing
Rank · Z-score · Log · Center · Round · Deduplicate · Transpose
Paste raw data (one value per line; multiple columns separated by space/Tab; transpose flips the entire block). Choose an operation and click it — the result can be copied back to Excel.
Data
Operations
About Data Preprocessing Tool
Clean data before analysis: fill missing values, apply Z-score standardization, Box-Cox or Johnson transforms and flag outliers, with AI interpretation.
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