Cha Zhang, a Partner Engineering Manager at Microsoft Cloud & AI, dives into the exciting world of optical character recognition (OCR) technology. He discusses how deep learning is transforming OCR from handling basic documents to tackling complex image recognition challenges. Cha addresses traditional hurdles, like accuracy and localization, while exploring the benefits of semi-supervised approaches and neural architecture search. He also highlights innovative tools, like Form Recognizer, that enhance document processing, balancing automation with the essential need for human oversight.