Fraud Transaction Classifier

Fine-tuned transaction risk screening with a Qwen LoRA model.

Model: Qwen2.5-1.5B-Instruct · LoRA fine-tuned

Transaction Details

Enter the six features the model was trained on, then run the classifier.

Transaction amount ($)

Transaction hour

0 23

Distance from home (miles)

Foreign transaction

No Yes

Transactions in last 24 hours

0 15

Merchant risk score

0 100

Model Result

Prediction, risk band, and the fraud-preference score against the decision threshold.

Prediction

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Enter transaction details and run the classifier.

Try an example

Transaction amount ($)	Transaction hour	Distance from home (miles)	Foreign transaction	Transactions in last 24 hours	Merchant risk score