@interface FCPersonalizationFunctionProvider : NSObject <FCPersonalizationFunctionProviding> @property (nonatomic) double articleDiversificationSimilarityExpectationStart; @property (nonatomic) double articleDiversificationSimilarityExpectationEnd; @property (nonatomic) double articleDiversificationUniquePublisherExpectationSlope; @property (nonatomic) double articleDiversificationUniquePublisherExpectationYIntercept; - (id)init; - (id)diversifyItems:(id)a0 limit:(unsigned long long)a1; - (id)diversifyItems:(id)a0 limit:(unsigned long long)a1 preselectedItems:(id)a2; - (id)initWithAppConfiguration:(id)a0; @end