top-down frozen classifier is an AI model developed by University of Edinburgh and Toshiba Cambridge Research Laboratory (United Kingdom), first published in February 2021. It works in the speech domain, on tasks such as speech recognition (asr).
Epoch AI has no training-compute estimate for this model. It was trained on roughly 3.4M datapoints.
Access: Unreleased. Its weights are not openly released. The reference paper has 2 citations.