Table 1.
Systems and SF search engines considered in the study. The sign * indicates the system was used for the comparison study. The sign + indicates the system was included by the web interface.
| System/Resource | Reference | Method | Website |
| ALICE* | Ao and Takagi | Templates/rules | http://uvdb3.hgc.jp/ALICE/program_download.html |
| ARGH+ | Wren & Garner | Templates/rule | http://invention.swmed.edu/argh |
| CSA* (BAS+) | Chang | Machine Learning | http://abbreviation.stanford.edu/ (BAS) |
| S&H* | Schwartz & Hearst | Alignment | http://biotext.berkeley.edu/software.html |
| ADAM+ | Zhou | Collocation | http://128.248.65.210/arrowsmith_uic/adam.html |
| Acromine+ | Okazaki & Ananiadou | Collocation | http://www.nactem.ac.uk/software/acromine/ |
| AcronymAttic+ | NA | NA | http://www.acronymattic.com |
| Special Dictionary (Acronym)+ | NA | NA | http://www.special-dictionary.com/acronyms/ |
| Abbreviation+ | NA | NA | http://www.abbreviations.com/ |
| ACRONYMA+ | NA | NA | http://www.acronyma.com |