pre-train

Verb

pretrain (third-person singular simple present pretrains, present participle pretraining, simple past and past participle pretrained)

1. To train before testing or further training.
   • In stage one, rats were pretrained to drink from a rotary device.
2. (machine learning) To train (a neural network) on a large corpus or other dataset to acquire a base of general-purpose knowledge, representations, or capabilities that can subsequently be adapted, specialized, or aligned through further training.
   • Our algorithm pretrains a CNN using a large set of videos with tracking ground-truths to obtain a generic target representation.2015, Hyeonseob Nam, Bohyung Han, “Learning Multi-Domain Convolutional Neural Networks for Visual Tracking”, in arXiv