Metric: Number of language pairs supported -- Method: (a) Count developer reported language pairs -- Measurement: (a) Number of language pairs reported
Method: (b) Run test document in each language reported through system. -- Measurement: (b) Number of successful runs.
Metric: Particular language pairs supported -- Method: (a) List developer reported language pairs -- Measurement: (a) List of language pairs reported
Method: (b) Run test document in each language reported through system. -- Measurement: (b) Number of successful language pairs ran.
Metric: Ease of adding new language pairs -- Method: (a) Study of documentation and developer interview -- Measurement: (a) Yes or no: New language pairs can be added?
Method: (b) Add new language pair -- Measurement: (b) Yes or no: New language pair successfully added.
NOTE: New language pairs could be creating using source / target of different language pairs while not adding an entirely new language to the mix. For instance, a system with French-English and English-German may be able to add French-German as a language pair.
Metric: Ease of adding new language pairs -- Method: Add new language pair -- Measurement: This ties to the measurements in section 2.2.5.