SP500207 NIST Special Publication 500-207: The First Text REtrieval Conference (TREC-1) Appendix C: System Features appendix National Institute of Standards and Technology Donna K. Harman pertomlance. 3. What feature%' i[OCRerr] your sy[OCRerr]teIn ini.[OCRerr][OCRerr]i'ig that it would benefit by if it had them? Varial)le .%[OCRerr]ized I)ucket.% to inipleinent linked lists. Iniproved ranking attril)ute range calculation. Spelling c()rrecti([OCRerr]n. 515