@interface PGFeatureExtractorFaceSmileType : PGFaceFeatureExtractor - (id)featureNames; - (id)name; - (id)defaultFloatVectorWithError:(id *)a0; - (id)floatMatrixWithEntities:(id)a0 progressReporter:(id)a1 error:(id *)a2; - (id)_floatVectorForFaceSmileType:(unsigned short)a0; - (long long)featureLength; @end