The rows 1 and 5 in the table correspond to the in-domain settings and match the results of typed alignment and score in Table 2  When the headlines data is tested on the images section, we see that there is the usual domain adaptation problem (row 3 vs row 1) and using target images sentence data does not help (row 4 vs row 3).
the typed similarity evaluation (denoted by typed score) is the more stringent evaluation that measures F1 of the alignment edge labels, but penalizes them if the similarity scores do not match.