In this episode, we will explore the challenge Netflix faces in building machine learning models for video understanding. We will examine Netflix’s solution—a self-service system with active learning that empowers video experts to participate in creating and refining machine learning classifiers through a streamlined, three-step process.

For more details, you can refer to their published tech blog, linked here for your reference: 
https://netflixtechblog.com/video-annotator-building-video-classifiers-using-vision-language-models-and-active-learning-8ebdda0b2db4