Glossary

Whether you are a seasoned professional or an enthusiast, Porolis Glossary is an invaluable resource that will enhance your understanding, streamline your research, and enrich your communication within the gemstone industry. With our expertise in photomicrography, AI and blockchain, you also learn specialized knowledge on how digital gemmology is applied and transforming the industry.

# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Zero-shot learning

A machine learning technique where models are trained to recognize and generate data or perform tasks for which they have not seen examples during training.

Zoom Lens

A lens in which you adjust the focal length over a wide range. In effect, this gives you lenses of many focal lengths.