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Português
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I will data cleaning and preprocessing
Data Scientist ML
I'm a Data Scientist and Machine Learning Engineer specializing in transforming messy data into clean, actionable datasets. I help businesses save hours of manual work through automated data cleaning ...
Sobre este Serviço
- Data Cleaning & Hygiene: Detect and remove duplicate rows, handle null or missing values using intelligent imputation methods, and eliminate irrelevant features.
- Structural Fixing & Formatting: Standardize dates, fix incorrect data types (e.g., converting text numbers to floats), and clean text strings using custom regex patterns.
- Data Integration: Seamlessly merge, join, and consolidate multiple sheets or disparate data files into a single, cohesive master dataset.
- Advanced Preprocessing for ML: Execute categorical encoding (One-Hot, Label, or Target encoding) and apply proper feature scaling/normalization (MinMax or Standard Scaling) optimized for complex predictive architectures.
- Feature Engineering: Construct new interaction variables and apply custom mathematical transformations to maximize the signal in your data.
