[Retracted] Generating Personalized Web Search Using Semantic Context

Table 6

The results of document clustering on different strategy for computing the weight of the implicit concepts of the user context ( and ).

	-measure	Purity	Entropy
Strategy 1	0.859478	0.8422	0.066144
Strategy 2	0.851658	0.8342	0.070009
Strategy 3	0.853471	0.8342	0.069961