# SEARCH

1. **Bert** [**search engine**](https://towardsdatascience.com/covid-19-bert-literature-search-engine-4d06cdac08bd)**, cosine between paragraphs and question.**
2. **Semantic search, autom completion, filtering, augmentation, scoring. Problems: Token matching, contextualization, query misunderstanding, image search, metric. Solutions: synonym generation, query autocompletion, alternate query generation, word and doc embedding, contextualization, ranking, ensemble, multilingual search**