cranfield.db venv __pycache__ cranfield.qrels cranfieldoutput /duckdb-fts-main/ /trec_eval/ /spreadsheets/ *.png plot* *lock* *.db *.ciff output*.txt results*.txt *.txt /results/ /resultszoekeend/ /oldresults/ *.ciff.gz INSTALL custom.qrels custom_index database.db.wal