Beyond using off-the-shelf embeddings, if you want to teach a model what "similar" means exactly, that's metric learning: https://paperswithcode.com/task/metric

Beyond using off-the-shelf embeddings, if you want to teach a model what "similar" means exactly, that's metric learning: https://paperswithcode.com/task/metric-learning https://paperswithcode.com/task/metric-learning