Audio Fraud Detection Model -- 2

I will provide a corpus of raw call recordings, each in MP3 format, and I need a machine-learning model that can automatically flag fraudulent activity. The model must correctly recognise the three problem categories—Phishing, Robocalls and Telemarketing scams—without human intervention... (Budget: ₹600 - ₹1500 INR, Jobs: Algorithm, Audio Processing, Big Data Sales, Convolutional Neural Network, Deep Learning, Machine Learning (ML), Python, Recurrent Neural Network)