Which technology is primarily used in modern grocery stores' AI systems to automatically identify and weigh fresh produce without barcodes?

Modern grocery stores are increasingly adopting machine learning technologies to enhance customer experience and streamline operations. One fascinating application is AI-powered food recognition systems that can identify fresh produce without PLU codes or barcodes. These smart systems are changing how we shop and how retailers manage inventory. Test your knowledge about this cutting-edge retail machine learning application that's transforming the food industry!

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Computer vision with deep learning neural networks
RFID microchips embedded in organic produce
Quantum spectroscopy sensors
Ultrasonic density mapping