private static void ContentCategoryFrequencyRating(double dFrequency, ContentClassify content)
        {
            double dFewerVisited     = 0.10; //很少访问
            double dSometimesVisited = 0.20; //有时候访问
            double dAlwaysVisited    = 0.30; //经常访问

            if (dFrequency <= dFewerVisited)
            {
                BehaviorFeatureAnalysis.UpdateBehaviorFeature_PTN_ContentClassify(content, RadioSelectionCategory.RadioSelected_A);
            }
            else if ((dFrequency > dFewerVisited) && (dFrequency <= dSometimesVisited))
            {
                BehaviorFeatureAnalysis.UpdateBehaviorFeature_PTN_ContentClassify(content, RadioSelectionCategory.RadioSelected_B);
            }
            else if ((dFrequency > dSometimesVisited) && (dFrequency <= dAlwaysVisited))
            {
                BehaviorFeatureAnalysis.UpdateBehaviorFeature_PTN_ContentClassify(content, RadioSelectionCategory.RadioSelected_C);
            }
            else if (dFrequency > dAlwaysVisited)
            {
                BehaviorFeatureAnalysis.UpdateBehaviorFeature_PTN_ContentClassify(content, RadioSelectionCategory.RadioSelected_D);
            }
        }