Keila Olaverria
Data Analyst with 12 years in finance & AI evaluation
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Transaction amount trends over time (credit card fraud)
Visualized how transaction amounts evolved over time to spot patterns that may signal periods of higher fraud risk.
Details / full description:
Plotted transaction amounts over time for both fraudulent and legitimate...
Credit card fraud detection analysis (Python)
Explored a credit card transactions dataset with Python to understand how fraudulent transactions differ from legitimate ones.
Details / full description:
Cleaned and prepared transaction data using pandas, focusing on key numerical...
