Deep learning (also known as deep structured learning or hierarchical learning) is part of a broader family of machine learning methods based on learning data representations, as opposed to task-specific algorithms. Learning can be supervised, partially supervised or unsupervised.
At enlyft, we use sophisticated, patent-pending algorithms to track the use of various Deep Learning products and technologies. We track 44 products in the Deep Learning category, and have found 468,412 companies using these products.