My first data science project

The context

The challenge

The Dataset

The Solution

Data Description

Feature Engieneering

Hypotheses Mind Map

Exploratory Data Analysis

Differences balance on Orig and Dest. Orig has negative balance, because the transf is bigger than the balance. Dest almost still with nothing after receving a transfer.
The most fraud have unique transaction on orig, however have several transactions in the same dest.

Data Preparation

Feature Selection

Machine Learning Models

Model Performance

Models Performance

XGBoost with default parameters
XGBoost with parameter to unbalanced data
Random Fores with default parameters

Models Test Predict

XGBoost Final Performance | Random Forest Final Performance

Final Model

The Business Result

Who i am

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