35. A computer program product as in claim 30 , further comprising: computer readable program code for generating corresponding confidences with each label, generated said corresponding confidences quantitatively indicating the likelihood of an object represented by said each label being present in corresponding unlabeled exemplar and, further, classifying corresponding said unlabeled exemplars.
30. A computer program product for cross descriptor learning, said computer program product comprising a non-transitory computer usable medium having computer readable program code stored thereon, said computer readable program code comprising: computer readable program code for selecting each of a plurality of unlabeled exemplars; computer readable program code for extracting descriptors from each selected one of said unlabeled exemplars; computer readable program code for automatically generating labels for each extracted descriptor from other extracted said descriptors; computer readable program code for predicting labels for said each extracted descriptor from said each extracted descriptor and labels generated for each extracted descriptor; and computer readable program code for combining predicted said labels from said computer readable program code for predicting labels with automatically generated said labels for said each extracted descriptor, each one of the combined said labels being applied to a corresponding unlabeled exemplar.