@interface ATXCandidateRelevanceModelNumericFeaturizer : ATXCandidateRelevanceModelFeaturizer - (unsigned long long)dimensions; - (id)numericFeatureValueForContext:(id)a0 candidate:(id)a1; - (id)immutableCopy; - (id)featureVectorForContext:(id)a0 candidate:(id)a1; - (void)observeContext:(id)a0 candidate:(id)a1; @end