16. The article of claim 15 , the instructions stored thereon which, in response to being executed by the special purpose computing apparatus, further direct the special purpose computing apparatus to generate a fourth plurality of signals using the new hypothesis function for the second domain, the fourth plurality of signals representative of a plurality of second predicted labels for the labeled first domain data.
16. The article of claim 15 , the instructions stored thereon which, in response to being executed by the special purpose computing apparatus, further direct the special purpose computing apparatus to generate a fourth plurality of signals using the new hypothesis function for the second domain, the fourth plurality of signals representative of a plurality of second predicted labels for the labeled first domain data. 18. The article of claim 16 , wherein the new hypothesis function for the second domain is associated with a ranking of a result of a query in decreasing order of relevance.