Bigrams constructs a slice of bigrams from pairs of terms.

LoadColMap gets the list of titles of collections in the corpus key: gloss_file, value: title.

Load title info for all documents.

NewDocFinder creates and initializes an implementation of the DocFinder interface.

NewDocTitleFinder initializes a DocTitleFinder implementation.

NewFirestoreTitleFinder initializes a DocTitleFinder implementation using Firestore queries.

Creates a QueryParser.

[BM25 words, BM25 bigrams, bit vector, similar title].

DocTitleRecord holds expanded document title information plain_text_file", "gloss_file", "title", "title_cn", "title_en", "col_gloss_file", "col_title", "col_plus_doc_title.

A text segment contains the QueryText searched for and possibly a matching dictionary entry.

DocFinder finds documents.

Parses input queries into a slice of text segments.

DocFinder finds documents.